Output folder added to kconfig_parser

Also kconfig folder in programs/src is renamed to kconfig_parser

23 files changed, 0 insertions, 11999 deletions

diff --git a/programs/src/kconfig/Makefile b/programs/src/kconfig/Makefile
deleted file mode 100644
index cc86499..0000000
--- a/programs/src/kconfig/Makefile
+++ /dev/null
@@ -1,26 +0,0 @@
-.SUFFIXES:
-
-all: kconfig_parser
-
-
-clean:
-	rm -f kconfig/zconf.tab.c kconfig/zconf.lex.c kconfig/zconf.hash.c
-	rm -f ../../kconfig_parser
-
-INPUT_FILES  = kconfig_parser.c
-INPUT_FILES += kconfig/zconf.tab.c \
-			   boolexp.c \
-			   symlist.c \
-			   output.c
-
-kconfig_parser: $(INPUT_FILES) kconfig/zconf.lex.c kconfig/zconf.hash.c
-	gcc -O0 -w -ggdb -o ../../$@ $(INPUT_FILES)
-
-%.hash.c: %.gperf
-	gperf -t --output-file $@ -a -C -E -g -k '1,3,$$' -p -t $<
-
-%.lex.c: %.l
-	flex -o $@  -L -P zconf $<
-
-%.tab.c: %.y kconfig/zconf.lex.c kconfig/zconf.hash.c
-	bison -o $@ $< -p zconf -t -l
diff --git a/programs/src/kconfig/boolexp.c b/programs/src/kconfig/boolexp.c
deleted file mode 100644
index a41937a..0000000
--- a/programs/src/kconfig/boolexp.c
+++ /dev/null
@@ -1,141 +0,0 @@
-#include "boolexp.h"
-
-struct boolexp *copy_kconfig_dep(struct symlist *sl, struct expr *expr) {
-    struct boolexp *w;
-    switch (expr->type) {
-    case E_SYMBOL:
-        w = malloc(sizeof(struct boolexp));
-        w->type = BE_LEAF;
-        struct symlist_el *sel;
-        sel = symlist_find(sl, expr->left.sym->name);
-        if (sel == NULL)
-            return NULL;
-        w->left.id = sel->id;
-        return w;
-    case E_AND:
-    case E_OR:
-        w = malloc(sizeof(struct boolexp));
-        switch (expr->type) {
-        case E_AND:
-            w->type = BE_AND;
-            break;
-        case E_OR:
-            w->type = BE_OR;
-            break;
-        }
-        w->left.be = copy_kconfig_dep(sl, expr->left.expr);
-        if (w->left.be == NULL) {
-            free(w);
-            return copy_kconfig_dep(sl, expr->right.expr);
-        }
-        w->right.be = copy_kconfig_dep(sl, expr->right.expr);
-        if (w->right.be == NULL) {
-            struct boolexp *ret = w->left.be;
-            free(w);
-            return ret;
-        }
-        return w;
-    case E_EQUAL:
-    case E_UNEQUAL:
-        return NULL;
-    case E_NOT:
-        w = malloc(sizeof(struct boolexp));
-        w->type = BE_NOT;
-        w->left.be = copy_kconfig_dep(sl, expr->left.expr);
-        if (w->left.be == NULL) {
-            free(w);
-            return NULL;
-        }
-        return w;
-    default:
-        fprintf(stderr, "Error (%d): %s\n", expr->type,
-                sym_type_name(expr->type));
-        return NULL;
-    }
-}
-
-// This function is leaking memory! TODO
-struct boolexp *boolexp_cnf(struct boolexp *be) {
-    if (be->type == BE_NOT) {
-        if (be->left.be->type == BE_OR || be->left.be->type == BE_AND) {
-            struct boolexp *root, *nleft, *nright;
-            root = malloc(sizeof(struct boolexp));
-            nleft = malloc(sizeof(struct boolexp));
-            nright = malloc(sizeof(struct boolexp));
-            if (be->left.be->type == BE_OR)
-                root->type = BE_AND;
-            else if (be->left.be->type == BE_AND)
-                root->type = BE_OR;
-            nleft->type = BE_NOT;
-            nright->type = BE_NOT;
-            root->left.be = nleft;
-            root->right.be = nright;
-            nleft->left.be = be->left.be;
-            nright->left.be = be->right.be;
-            be = root;
-        }
-    } else if (be->type == BE_OR)
-        if (be->left.be->type == BE_AND) {
-            struct boolexp *root, *nleft, *nright;
-            root = malloc(sizeof(struct boolexp));
-            nleft = malloc(sizeof(struct boolexp));
-            nright = malloc(sizeof(struct boolexp));
-            root->type = BE_AND;
-            nleft->type = BE_OR;
-            nright->type = BE_OR;
-            root->left.be = nleft;
-            root->right.be = nright;
-            nleft->left.be = be->left.be->left.be;
-            nleft->right.be = be->right.be;
-            nright->left.be = be->left.be->right.be;
-            nright->right.be = be->right.be;
-            be = root;
-        } else if (be->right.be->type == BE_AND) {
-            struct boolexp *root, *nleft, *nright;
-            root = malloc(sizeof(struct boolexp));
-            nleft = malloc(sizeof(struct boolexp));
-            nright = malloc(sizeof(struct boolexp));
-            root->type = BE_AND;
-            nleft->type = BE_OR;
-            nright->type = BE_OR;
-            root->left.be = nleft;
-            root->right.be = nright;
-            nleft->left.be = be->left.be;
-            nleft->right.be = be->right.be->left.be;
-            nright->left.be = be->left.be;
-            nright->right.be = be->right.be->right.be;
-            be = root;
-        }
-    if (be->type == BE_OR || be->type == BE_AND || be->type == BE_NOT)
-        be->left.be = boolexp_cnf(be->left.be);
-    if (be->type == BE_OR || be->type == BE_AND)
-        be->right.be = boolexp_cnf(be->right.be);
-    return be;
-}
-
-void boolexp_print(struct boolexp *be) {
-    if (be != NULL)
-        switch (be->type) {
-        case BE_LEAF:
-            printf("%d", be->left.id);
-            break;
-        case BE_AND:
-            //printf("(");
-            boolexp_print(be->left.be);
-            printf(" and ");
-            boolexp_print(be->right.be);
-            //printf(")");
-            break;
-        case BE_OR:
-            printf("(");
-            boolexp_print(be->left.be);
-            printf(" or ");
-            boolexp_print(be->right.be);
-            printf(")");
-            break;
-        case BE_NOT:
-            printf("-");
-            boolexp_print(be->left.be);
-            break;
-        }
-}
diff --git a/programs/src/kconfig/boolexp.h b/programs/src/kconfig/boolexp.h
deleted file mode 100644
index f03fc33..0000000
--- a/programs/src/kconfig/boolexp.h
+++ /dev/null
@@ -1,27 +0,0 @@
-#ifndef _BOOLEXP_H_
-#define _BOOLEXP_H_
-
-#include <stdbool.h>
-#include "symlist.h"
-#include "kconfig/lkc.h"
-
-enum boolexp_type {
-    BE_OR, BE_AND, BE_NOT, BE_LEAF
-};
-
-struct boolexp;
-union boolexp_data {
-    struct boolexp *be;
-    unsigned int id;
-};
-
-struct boolexp {
-    enum boolexp_type type;
-    union boolexp_data left, right;
-};
-
-struct boolexp *copy_kconfig_dep(struct symlist *sl, struct expr *expr);
-struct boolexp *boolexp_cnf(struct boolexp *be);
-void boolexp_print(struct boolexp *be);
-
-#endif /* _BOOLEXP_H_ */
diff --git a/programs/src/kconfig/kconfig/confdata.c b/programs/src/kconfig/kconfig/confdata.c
deleted file mode 100644
index f88d90f..0000000
--- a/programs/src/kconfig/kconfig/confdata.c
+++ /dev/null
@@ -1,1242 +0,0 @@
-/*
- * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#include <sys/stat.h>
-#include <ctype.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-#include <unistd.h>
-
-#include "lkc.h"
-
-static void conf_warning(const char *fmt, ...)
-	__attribute__ ((format (printf, 1, 2)));
-
-static void conf_message(const char *fmt, ...)
-	__attribute__ ((format (printf, 1, 2)));
-
-static const char *conf_filename;
-static int conf_lineno, conf_warnings, conf_unsaved;
-
-const char conf_defname[] = "arch/$ARCH/defconfig";
-
-static void conf_warning(const char *fmt, ...)
-{
-	va_list ap;
-	va_start(ap, fmt);
-	fprintf(stderr, "%s:%d:warning: ", conf_filename, conf_lineno);
-	vfprintf(stderr, fmt, ap);
-	fprintf(stderr, "\n");
-	va_end(ap);
-	conf_warnings++;
-}
-
-static void conf_default_message_callback(const char *fmt, va_list ap)
-{
-	printf("#\n# ");
-	vprintf(fmt, ap);
-	printf("\n#\n");
-}
-
-static void (*conf_message_callback) (const char *fmt, va_list ap) =
-	conf_default_message_callback;
-void conf_set_message_callback(void (*fn) (const char *fmt, va_list ap))
-{
-	conf_message_callback = fn;
-}
-
-static void conf_message(const char *fmt, ...)
-{
-	va_list ap;
-
-	va_start(ap, fmt);
-	if (conf_message_callback)
-		conf_message_callback(fmt, ap);
-}
-
-const char *conf_get_configname(void)
-{
-	char *name = getenv("KCONFIG_CONFIG");
-
-	return name ? name : ".config";
-}
-
-const char *conf_get_autoconfig_name(void)
-{
-	char *name = getenv("KCONFIG_AUTOCONFIG");
-
-	return name ? name : "include/config/auto.conf";
-}
-
-static char *conf_expand_value(const char *in)
-{
-	struct symbol *sym;
-	const char *src;
-	static char res_value[SYMBOL_MAXLENGTH];
-	char *dst, name[SYMBOL_MAXLENGTH];
-
-	res_value[0] = 0;
-	dst = name;
-	while ((src = strchr(in, '$'))) {
-		strncat(res_value, in, src - in);
-		src++;
-		dst = name;
-		while (isalnum(*src) || *src == '_')
-			*dst++ = *src++;
-		*dst = 0;
-		sym = sym_lookup(name, 0);
-		sym_calc_value(sym);
-		strcat(res_value, sym_get_string_value(sym));
-		in = src;
-	}
-	strcat(res_value, in);
-
-	return res_value;
-}
-
-char *conf_get_default_confname(void)
-{
-	struct stat buf;
-	static char fullname[PATH_MAX+1];
-	char *env, *name;
-
-	name = conf_expand_value(conf_defname);
-	env = getenv(SRCTREE);
-	if (env) {
-		sprintf(fullname, "%s/%s", env, name);
-		if (!stat(fullname, &buf))
-			return fullname;
-	}
-	return name;
-}
-
-static int conf_set_sym_val(struct symbol *sym, int def, int def_flags, char *p)
-{
-	char *p2;
-
-	switch (sym->type) {
-	case S_TRISTATE:
-		if (p[0] == 'm') {
-			sym->def[def].tri = mod;
-			sym->flags |= def_flags;
-			break;
-		}
-		/* fall through */
-	case S_BOOLEAN:
-		if (p[0] == 'y') {
-			sym->def[def].tri = yes;
-			sym->flags |= def_flags;
-			break;
-		}
-		if (p[0] == 'n') {
-			sym->def[def].tri = no;
-			sym->flags |= def_flags;
-			break;
-		}
-		if (def != S_DEF_AUTO)
-			conf_warning("symbol value '%s' invalid for %s",
-				     p, sym->name);
-		return 1;
-	case S_OTHER:
-		if (*p != '"') {
-			for (p2 = p; *p2 && !isspace(*p2); p2++)
-				;
-			sym->type = S_STRING;
-			goto done;
-		}
-		/* fall through */
-	case S_STRING:
-		if (*p++ != '"')
-			break;
-		for (p2 = p; (p2 = strpbrk(p2, "\"\\")); p2++) {
-			if (*p2 == '"') {
-				*p2 = 0;
-				break;
-			}
-			memmove(p2, p2 + 1, strlen(p2));
-		}
-		if (!p2) {
-			if (def != S_DEF_AUTO)
-				conf_warning("invalid string found");
-			return 1;
-		}
-		/* fall through */
-	case S_INT:
-	case S_HEX:
-	done:
-		if (sym_string_valid(sym, p)) {
-			sym->def[def].val = strdup(p);
-			sym->flags |= def_flags;
-		} else {
-			if (def != S_DEF_AUTO)
-				conf_warning("symbol value '%s' invalid for %s",
-					     p, sym->name);
-			return 1;
-		}
-		break;
-	default:
-		;
-	}
-	return 0;
-}
-
-#define LINE_GROWTH 16
-static int add_byte(int c, char **lineptr, size_t slen, size_t *n)
-{
-	char *nline;
-	size_t new_size = slen + 1;
-	if (new_size > *n) {
-		new_size += LINE_GROWTH - 1;
-		new_size *= 2;
-		nline = realloc(*lineptr, new_size);
-		if (!nline)
-			return -1;
-
-		*lineptr = nline;
-		*n = new_size;
-	}
-
-	(*lineptr)[slen] = c;
-
-	return 0;
-}
-
-static ssize_t compat_getline(char **lineptr, size_t *n, FILE *stream)
-{
-	char *line = *lineptr;
-	size_t slen = 0;
-
-	for (;;) {
-		int c = getc(stream);
-
-		switch (c) {
-		case '\n':
-			if (add_byte(c, &line, slen, n) < 0)
-				goto e_out;
-			slen++;
-			/* fall through */
-		case EOF:
-			if (add_byte('\0', &line, slen, n) < 0)
-				goto e_out;
-			*lineptr = line;
-			if (slen == 0)
-				return -1;
-			return slen;
-		default:
-			if (add_byte(c, &line, slen, n) < 0)
-				goto e_out;
-			slen++;
-		}
-	}
-
-e_out:
-	line[slen-1] = '\0';
-	*lineptr = line;
-	return -1;
-}
-
-int conf_read_simple(const char *name, int def)
-{
-	FILE *in = NULL;
-	char   *line = NULL;
-	size_t  line_asize = 0;
-	char *p, *p2;
-	struct symbol *sym;
-	int i, def_flags;
-
-	if (name) {
-		in = zconf_fopen(name);
-	} else {
-		struct property *prop;
-
-		name = conf_get_configname();
-		in = zconf_fopen(name);
-		if (in)
-			goto load;
-		sym_add_change_count(1);
-		if (!sym_defconfig_list) {
-			if (modules_sym)
-				sym_calc_value(modules_sym);
-			return 1;
-		}
-
-		for_all_defaults(sym_defconfig_list, prop) {
-			if (expr_calc_value(prop->visible.expr) == no ||
-			    prop->expr->type != E_SYMBOL)
-				continue;
-			name = conf_expand_value(prop->expr->left.sym->name);
-			in = zconf_fopen(name);
-			if (in) {
-				conf_message(_("using defaults found in %s"),
-					 name);
-				goto load;
-			}
-		}
-	}
-	if (!in)
-		return 1;
-
-load:
-	conf_filename = name;
-	conf_lineno = 0;
-	conf_warnings = 0;
-	conf_unsaved = 0;
-
-	def_flags = SYMBOL_DEF << def;
-	for_all_symbols(i, sym) {
-		sym->flags |= SYMBOL_CHANGED;
-		sym->flags &= ~(def_flags|SYMBOL_VALID);
-		if (sym_is_choice(sym))
-			sym->flags |= def_flags;
-		switch (sym->type) {
-		case S_INT:
-		case S_HEX:
-		case S_STRING:
-			if (sym->def[def].val)
-				free(sym->def[def].val);
-			/* fall through */
-		default:
-			sym->def[def].val = NULL;
-			sym->def[def].tri = no;
-		}
-	}
-
-	while (compat_getline(&line, &line_asize, in) != -1) {
-		conf_lineno++;
-		sym = NULL;
-		if (line[0] == '#') {
-			if (memcmp(line + 2, CONFIG_, strlen(CONFIG_)))
-				continue;
-			p = strchr(line + 2 + strlen(CONFIG_), ' ');
-			if (!p)
-				continue;
-			*p++ = 0;
-			if (strncmp(p, "is not set", 10))
-				continue;
-			if (def == S_DEF_USER) {
-				sym = sym_find(line + 2 + strlen(CONFIG_));
-				if (!sym) {
-					sym_add_change_count(1);
-					goto setsym;
-				}
-			} else {
-				sym = sym_lookup(line + 2 + strlen(CONFIG_), 0);
-				if (sym->type == S_UNKNOWN)
-					sym->type = S_BOOLEAN;
-			}
-			if (sym->flags & def_flags) {
-				conf_warning("override: reassigning to symbol %s", sym->name);
-			}
-			switch (sym->type) {
-			case S_BOOLEAN:
-			case S_TRISTATE:
-				sym->def[def].tri = no;
-				sym->flags |= def_flags;
-				break;
-			default:
-				;
-			}
-		} else if (memcmp(line, CONFIG_, strlen(CONFIG_)) == 0) {
-			p = strchr(line + strlen(CONFIG_), '=');
-			if (!p)
-				continue;
-			*p++ = 0;
-			p2 = strchr(p, '\n');
-			if (p2) {
-				*p2-- = 0;
-				if (*p2 == '\r')
-					*p2 = 0;
-			}
-			if (def == S_DEF_USER) {
-				sym = sym_find(line + strlen(CONFIG_));
-				if (!sym) {
-					sym_add_change_count(1);
-					goto setsym;
-				}
-			} else {
-				sym = sym_lookup(line + strlen(CONFIG_), 0);
-				if (sym->type == S_UNKNOWN)
-					sym->type = S_OTHER;
-			}
-			if (sym->flags & def_flags) {
-				conf_warning("override: reassigning to symbol %s", sym->name);
-			}
-			if (conf_set_sym_val(sym, def, def_flags, p))
-				continue;
-		} else {
-			if (line[0] != '\r' && line[0] != '\n')
-				conf_warning("unexpected data");
-			continue;
-		}
-setsym:
-		if (sym && sym_is_choice_value(sym)) {
-			struct symbol *cs = prop_get_symbol(sym_get_choice_prop(sym));
-			switch (sym->def[def].tri) {
-			case no:
-				break;
-			case mod:
-				if (cs->def[def].tri == yes) {
-					conf_warning("%s creates inconsistent choice state", sym->name);
-					cs->flags &= ~def_flags;
-				}
-				break;
-			case yes:
-				if (cs->def[def].tri != no)
-					conf_warning("override: %s changes choice state", sym->name);
-				cs->def[def].val = sym;
-				break;
-			}
-			cs->def[def].tri = EXPR_OR(cs->def[def].tri, sym->def[def].tri);
-		}
-	}
-	free(line);
-	fclose(in);
-
-	if (modules_sym)
-		sym_calc_value(modules_sym);
-	return 0;
-}
-
-int conf_read(const char *name)
-{
-	struct symbol *sym;
-	int i;
-
-	sym_set_change_count(0);
-
-	if (conf_read_simple(name, S_DEF_USER))
-		return 1;
-
-	for_all_symbols(i, sym) {
-		sym_calc_value(sym);
-		if (sym_is_choice(sym) || (sym->flags & SYMBOL_AUTO))
-			continue;
-		if (sym_has_value(sym) && (sym->flags & SYMBOL_WRITE)) {
-			/* check that calculated value agrees with saved value */
-			switch (sym->type) {
-			case S_BOOLEAN:
-			case S_TRISTATE:
-				if (sym->def[S_DEF_USER].tri != sym_get_tristate_value(sym))
-					break;
-				if (!sym_is_choice(sym))
-					continue;
-				/* fall through */
-			default:
-				if (!strcmp(sym->curr.val, sym->def[S_DEF_USER].val))
-					continue;
-				break;
-			}
-		} else if (!sym_has_value(sym) && !(sym->flags & SYMBOL_WRITE))
-			/* no previous value and not saved */
-			continue;
-		conf_unsaved++;
-		/* maybe print value in verbose mode... */
-	}
-
-	for_all_symbols(i, sym) {
-		if (sym_has_value(sym) && !sym_is_choice_value(sym)) {
-			/* Reset values of generates values, so they'll appear
-			 * as new, if they should become visible, but that
-			 * doesn't quite work if the Kconfig and the saved
-			 * configuration disagree.
-			 */
-			if (sym->visible == no && !conf_unsaved)
-				sym->flags &= ~SYMBOL_DEF_USER;
-			switch (sym->type) {
-			case S_STRING:
-			case S_INT:
-			case S_HEX:
-				/* Reset a string value if it's out of range */
-				if (sym_string_within_range(sym, sym->def[S_DEF_USER].val))
-					break;
-				sym->flags &= ~(SYMBOL_VALID|SYMBOL_DEF_USER);
-				conf_unsaved++;
-				break;
-			default:
-				break;
-			}
-		}
-	}
-
-	sym_add_change_count(conf_warnings || conf_unsaved);
-
-	return 0;
-}
-
-/*
- * Kconfig configuration printer
- *
- * This printer is used when generating the resulting configuration after
- * kconfig invocation and `defconfig' files. Unset symbol might be omitted by
- * passing a non-NULL argument to the printer.
- *
- */
-static void
-kconfig_print_symbol(FILE *fp, struct symbol *sym, const char *value, void *arg)
-{
-
-	switch (sym->type) {
-	case S_BOOLEAN:
-	case S_TRISTATE:
-		if (*value == 'n') {
-			bool skip_unset = (arg != NULL);
-
-			if (!skip_unset)
-				fprintf(fp, "# %s%s is not set\n",
-				    CONFIG_, sym->name);
-			return;
-		}
-		break;
-	default:
-		break;
-	}
-
-	fprintf(fp, "%s%s=%s\n", CONFIG_, sym->name, value);
-}
-
-static void
-kconfig_print_comment(FILE *fp, const char *value, void *arg)
-{
-	const char *p = value;
-	size_t l;
-
-	for (;;) {
-		l = strcspn(p, "\n");
-		fprintf(fp, "#");
-		if (l) {
-			fprintf(fp, " ");
-			xfwrite(p, l, 1, fp);
-			p += l;
-		}
-		fprintf(fp, "\n");
-		if (*p++ == '\0')
-			break;
-	}
-}
-
-static struct conf_printer kconfig_printer_cb =
-{
-	.print_symbol = kconfig_print_symbol,
-	.print_comment = kconfig_print_comment,
-};
-
-/*
- * Header printer
- *
- * This printer is used when generating the `include/generated/autoconf.h' file.
- */
-static void
-header_print_symbol(FILE *fp, struct symbol *sym, const char *value, void *arg)
-{
-
-	switch (sym->type) {
-	case S_BOOLEAN:
-	case S_TRISTATE: {
-		const char *suffix = "";
-
-		switch (*value) {
-		case 'n':
-			break;
-		case 'm':
-			suffix = "_MODULE";
-			/* fall through */
-		default:
-			fprintf(fp, "#define %s%s%s 1\n",
-			    CONFIG_, sym->name, suffix);
-		}
-		break;
-	}
-	case S_HEX: {
-		const char *prefix = "";
-
-		if (value[0] != '0' || (value[1] != 'x' && value[1] != 'X'))
-			prefix = "0x";
-		fprintf(fp, "#define %s%s %s%s\n",
-		    CONFIG_, sym->name, prefix, value);
-		break;
-	}
-	case S_STRING:
-	case S_INT:
-		fprintf(fp, "#define %s%s %s\n",
-		    CONFIG_, sym->name, value);
-		break;
-	default:
-		break;
-	}
-
-}
-
-static void
-header_print_comment(FILE *fp, const char *value, void *arg)
-{
-	const char *p = value;
-	size_t l;
-
-	fprintf(fp, "/*\n");
-	for (;;) {
-		l = strcspn(p, "\n");
-		fprintf(fp, " *");
-		if (l) {
-			fprintf(fp, " ");
-			xfwrite(p, l, 1, fp);
-			p += l;
-		}
-		fprintf(fp, "\n");
-		if (*p++ == '\0')
-			break;
-	}
-	fprintf(fp, " */\n");
-}
-
-static struct conf_printer header_printer_cb =
-{
-	.print_symbol = header_print_symbol,
-	.print_comment = header_print_comment,
-};
-
-/*
- * Tristate printer
- *
- * This printer is used when generating the `include/config/tristate.conf' file.
- */
-static void
-tristate_print_symbol(FILE *fp, struct symbol *sym, const char *value, void *arg)
-{
-
-	if (sym->type == S_TRISTATE && *value != 'n')
-		fprintf(fp, "%s%s=%c\n", CONFIG_, sym->name, (char)toupper(*value));
-}
-
-static struct conf_printer tristate_printer_cb =
-{
-	.print_symbol = tristate_print_symbol,
-	.print_comment = kconfig_print_comment,
-};
-
-static void conf_write_symbol(FILE *fp, struct symbol *sym,
-			      struct conf_printer *printer, void *printer_arg)
-{
-	const char *str;
-
-	switch (sym->type) {
-	case S_OTHER:
-	case S_UNKNOWN:
-		break;
-	case S_STRING:
-		str = sym_get_string_value(sym);
-		str = sym_escape_string_value(str);
-		printer->print_symbol(fp, sym, str, printer_arg);
-		free((void *)str);
-		break;
-	default:
-		str = sym_get_string_value(sym);
-		printer->print_symbol(fp, sym, str, printer_arg);
-	}
-}
-
-static void
-conf_write_heading(FILE *fp, struct conf_printer *printer, void *printer_arg)
-{
-	char buf[256];
-
-	snprintf(buf, sizeof(buf),
-	    "\n"
-	    "Automatically generated file; DO NOT EDIT.\n"
-	    "%s\n",
-	    rootmenu.prompt->text);
-
-	printer->print_comment(fp, buf, printer_arg);
-}
-
-/*
- * Write out a minimal config.
- * All values that has default values are skipped as this is redundant.
- */
-int conf_write_defconfig(const char *filename)
-{
-	struct symbol *sym;
-	struct menu *menu;
-	FILE *out;
-
-	out = fopen(filename, "w");
-	if (!out)
-		return 1;
-
-	sym_clear_all_valid();
-
-	/* Traverse all menus to find all relevant symbols */
-	menu = rootmenu.list;
-
-	while (menu != NULL)
-	{
-		sym = menu->sym;
-		if (sym == NULL) {
-			if (!menu_is_visible(menu))
-				goto next_menu;
-		} else if (!sym_is_choice(sym)) {
-			sym_calc_value(sym);
-			if (!(sym->flags & SYMBOL_WRITE))
-				goto next_menu;
-			sym->flags &= ~SYMBOL_WRITE;
-			/* If we cannot change the symbol - skip */
-			if (!sym_is_changable(sym))
-				goto next_menu;
-			/* If symbol equals to default value - skip */
-			if (strcmp(sym_get_string_value(sym), sym_get_string_default(sym)) == 0)
-				goto next_menu;
-
-			/*
-			 * If symbol is a choice value and equals to the
-			 * default for a choice - skip.
-			 * But only if value is bool and equal to "y" and
-			 * choice is not "optional".
-			 * (If choice is "optional" then all values can be "n")
-			 */
-			if (sym_is_choice_value(sym)) {
-				struct symbol *cs;
-				struct symbol *ds;
-
-				cs = prop_get_symbol(sym_get_choice_prop(sym));
-				ds = sym_choice_default(cs);
-				if (!sym_is_optional(cs) && sym == ds) {
-					if ((sym->type == S_BOOLEAN) &&
-					    sym_get_tristate_value(sym) == yes)
-						goto next_menu;
-				}
-			}
-			conf_write_symbol(out, sym, &kconfig_printer_cb, NULL);
-		}
-next_menu:
-		if (menu->list != NULL) {
-			menu = menu->list;
-		}
-		else if (menu->next != NULL) {
-			menu = menu->next;
-		} else {
-			while ((menu = menu->parent)) {
-				if (menu->next != NULL) {
-					menu = menu->next;
-					break;
-				}
-			}
-		}
-	}
-	fclose(out);
-	return 0;
-}
-
-int conf_write(const char *name)
-{
-	FILE *out;
-	struct symbol *sym;
-	struct menu *menu;
-	const char *basename;
-	const char *str;
-	char dirname[PATH_MAX+1], tmpname[PATH_MAX+1], newname[PATH_MAX+1];
-	char *env;
-
-	dirname[0] = 0;
-	if (name && name[0]) {
-		struct stat st;
-		char *slash;
-
-		if (!stat(name, &st) && S_ISDIR(st.st_mode)) {
-			strcpy(dirname, name);
-			strcat(dirname, "/");
-			basename = conf_get_configname();
-		} else if ((slash = strrchr(name, '/'))) {
-			int size = slash - name + 1;
-			memcpy(dirname, name, size);
-			dirname[size] = 0;
-			if (slash[1])
-				basename = slash + 1;
-			else
-				basename = conf_get_configname();
-		} else
-			basename = name;
-	} else
-		basename = conf_get_configname();
-
-	sprintf(newname, "%s%s", dirname, basename);
-	env = getenv("KCONFIG_OVERWRITECONFIG");
-	if (!env || !*env) {
-		sprintf(tmpname, "%s.tmpconfig.%d", dirname, (int)getpid());
-		out = fopen(tmpname, "w");
-	} else {
-		*tmpname = 0;
-		out = fopen(newname, "w");
-	}
-	if (!out)
-		return 1;
-
-	conf_write_heading(out, &kconfig_printer_cb, NULL);
-
-	if (!conf_get_changed())
-		sym_clear_all_valid();
-
-	menu = rootmenu.list;
-	while (menu) {
-		sym = menu->sym;
-		if (!sym) {
-			if (!menu_is_visible(menu))
-				goto next;
-			str = menu_get_prompt(menu);
-			fprintf(out, "\n"
-				     "#\n"
-				     "# %s\n"
-				     "#\n", str);
-		} else if (!(sym->flags & SYMBOL_CHOICE)) {
-			sym_calc_value(sym);
-			if (!(sym->flags & SYMBOL_WRITE))
-				goto next;
-			sym->flags &= ~SYMBOL_WRITE;
-
-			conf_write_symbol(out, sym, &kconfig_printer_cb, NULL);
-		}
-
-next:
-		if (menu->list) {
-			menu = menu->list;
-			continue;
-		}
-		if (menu->next)
-			menu = menu->next;
-		else while ((menu = menu->parent)) {
-			if (menu->next) {
-				menu = menu->next;
-				break;
-			}
-		}
-	}
-	fclose(out);
-
-	if (*tmpname) {
-		strcat(dirname, basename);
-		strcat(dirname, ".old");
-		rename(newname, dirname);
-		if (rename(tmpname, newname))
-			return 1;
-	}
-
-	conf_message(_("configuration written to %s"), newname);
-
-	sym_set_change_count(0);
-
-	return 0;
-}
-
-static int conf_split_config(void)
-{
-	const char *name;
-	char path[PATH_MAX+1];
-	char *s, *d, c;
-	struct symbol *sym;
-	struct stat sb;
-	int res, i, fd;
-
-	name = conf_get_autoconfig_name();
-	conf_read_simple(name, S_DEF_AUTO);
-
-	if (chdir("include/config"))
-		return 1;
-
-	res = 0;
-	for_all_symbols(i, sym) {
-		sym_calc_value(sym);
-		if ((sym->flags & SYMBOL_AUTO) || !sym->name)
-			continue;
-		if (sym->flags & SYMBOL_WRITE) {
-			if (sym->flags & SYMBOL_DEF_AUTO) {
-				/*
-				 * symbol has old and new value,
-				 * so compare them...
-				 */
-				switch (sym->type) {
-				case S_BOOLEAN:
-				case S_TRISTATE:
-					if (sym_get_tristate_value(sym) ==
-					    sym->def[S_DEF_AUTO].tri)
-						continue;
-					break;
-				case S_STRING:
-				case S_HEX:
-				case S_INT:
-					if (!strcmp(sym_get_string_value(sym),
-						    sym->def[S_DEF_AUTO].val))
-						continue;
-					break;
-				default:
-					break;
-				}
-			} else {
-				/*
-				 * If there is no old value, only 'no' (unset)
-				 * is allowed as new value.
-				 */
-				switch (sym->type) {
-				case S_BOOLEAN:
-				case S_TRISTATE:
-					if (sym_get_tristate_value(sym) == no)
-						continue;
-					break;
-				default:
-					break;
-				}
-			}
-		} else if (!(sym->flags & SYMBOL_DEF_AUTO))
-			/* There is neither an old nor a new value. */
-			continue;
-		/* else
-		 *	There is an old value, but no new value ('no' (unset)
-		 *	isn't saved in auto.conf, so the old value is always
-		 *	different from 'no').
-		 */
-
-		/* Replace all '_' and append ".h" */
-		s = sym->name;
-		d = path;
-		while ((c = *s++)) {
-			c = tolower(c);
-			*d++ = (c == '_') ? '/' : c;
-		}
-		strcpy(d, ".h");
-
-		/* Assume directory path already exists. */
-		fd = open(path, O_WRONLY | O_CREAT | O_TRUNC, 0644);
-		if (fd == -1) {
-			if (errno != ENOENT) {
-				res = 1;
-				break;
-			}
-			/*
-			 * Create directory components,
-			 * unless they exist already.
-			 */
-			d = path;
-			while ((d = strchr(d, '/'))) {
-				*d = 0;
-				if (stat(path, &sb) && mkdir(path, 0755)) {
-					res = 1;
-					goto out;
-				}
-				*d++ = '/';
-			}
-			/* Try it again. */
-			fd = open(path, O_WRONLY | O_CREAT | O_TRUNC, 0644);
-			if (fd == -1) {
-				res = 1;
-				break;
-			}
-		}
-		close(fd);
-	}
-out:
-	if (chdir("../.."))
-		return 1;
-
-	return res;
-}
-
-int conf_write_autoconf(void)
-{
-	struct symbol *sym;
-	const char *name;
-	FILE *out, *tristate, *out_h;
-	int i;
-
-	sym_clear_all_valid();
-
-	file_write_dep("include/config/auto.conf.cmd");
-
-	if (conf_split_config())
-		return 1;
-
-	out = fopen(".tmpconfig", "w");
-	if (!out)
-		return 1;
-
-	tristate = fopen(".tmpconfig_tristate", "w");
-	if (!tristate) {
-		fclose(out);
-		return 1;
-	}
-
-	out_h = fopen(".tmpconfig.h", "w");
-	if (!out_h) {
-		fclose(out);
-		fclose(tristate);
-		return 1;
-	}
-
-	conf_write_heading(out, &kconfig_printer_cb, NULL);
-
-	conf_write_heading(tristate, &tristate_printer_cb, NULL);
-
-	conf_write_heading(out_h, &header_printer_cb, NULL);
-
-	for_all_symbols(i, sym) {
-		sym_calc_value(sym);
-		if (!(sym->flags & SYMBOL_WRITE) || !sym->name)
-			continue;
-
-		/* write symbol to auto.conf, tristate and header files */
-		conf_write_symbol(out, sym, &kconfig_printer_cb, (void *)1);
-
-		conf_write_symbol(tristate, sym, &tristate_printer_cb, (void *)1);
-
-		conf_write_symbol(out_h, sym, &header_printer_cb, NULL);
-	}
-	fclose(out);
-	fclose(tristate);
-	fclose(out_h);
-
-	name = getenv("KCONFIG_AUTOHEADER");
-	if (!name)
-		name = "include/generated/autoconf.h";
-	if (rename(".tmpconfig.h", name))
-		return 1;
-	name = getenv("KCONFIG_TRISTATE");
-	if (!name)
-		name = "include/config/tristate.conf";
-	if (rename(".tmpconfig_tristate", name))
-		return 1;
-	name = conf_get_autoconfig_name();
-	/*
-	 * This must be the last step, kbuild has a dependency on auto.conf
-	 * and this marks the successful completion of the previous steps.
-	 */
-	if (rename(".tmpconfig", name))
-		return 1;
-
-	return 0;
-}
-
-static int sym_change_count;
-static void (*conf_changed_callback)(void);
-
-void sym_set_change_count(int count)
-{
-	int _sym_change_count = sym_change_count;
-	sym_change_count = count;
-	if (conf_changed_callback &&
-	    (bool)_sym_change_count != (bool)count)
-		conf_changed_callback();
-}
-
-void sym_add_change_count(int count)
-{
-	sym_set_change_count(count + sym_change_count);
-}
-
-bool conf_get_changed(void)
-{
-	return sym_change_count;
-}
-
-void conf_set_changed_callback(void (*fn)(void))
-{
-	conf_changed_callback = fn;
-}
-
-static bool randomize_choice_values(struct symbol *csym)
-{
-	struct property *prop;
-	struct symbol *sym;
-	struct expr *e;
-	int cnt, def;
-
-	/*
-	 * If choice is mod then we may have more items selected
-	 * and if no then no-one.
-	 * In both cases stop.
-	 */
-	if (csym->curr.tri != yes)
-		return false;
-
-	prop = sym_get_choice_prop(csym);
-
-	/* count entries in choice block */
-	cnt = 0;
-	expr_list_for_each_sym(prop->expr, e, sym)
-		cnt++;
-
-	/*
-	 * find a random value and set it to yes,
-	 * set the rest to no so we have only one set
-	 */
-	def = (rand() % cnt);
-
-	cnt = 0;
-	expr_list_for_each_sym(prop->expr, e, sym) {
-		if (def == cnt++) {
-			sym->def[S_DEF_USER].tri = yes;
-			csym->def[S_DEF_USER].val = sym;
-		}
-		else {
-			sym->def[S_DEF_USER].tri = no;
-		}
-		sym->flags |= SYMBOL_DEF_USER;
-		/* clear VALID to get value calculated */
-		sym->flags &= ~SYMBOL_VALID;
-	}
-	csym->flags |= SYMBOL_DEF_USER;
-	/* clear VALID to get value calculated */
-	csym->flags &= ~(SYMBOL_VALID);
-
-	return true;
-}
-
-void set_all_choice_values(struct symbol *csym)
-{
-	struct property *prop;
-	struct symbol *sym;
-	struct expr *e;
-
-	prop = sym_get_choice_prop(csym);
-
-	/*
-	 * Set all non-assinged choice values to no
-	 */
-	expr_list_for_each_sym(prop->expr, e, sym) {
-		if (!sym_has_value(sym))
-			sym->def[S_DEF_USER].tri = no;
-	}
-	csym->flags |= SYMBOL_DEF_USER;
-	/* clear VALID to get value calculated */
-	csym->flags &= ~(SYMBOL_VALID | SYMBOL_NEED_SET_CHOICE_VALUES);
-}
-
-bool conf_set_all_new_symbols(enum conf_def_mode mode)
-{
-	struct symbol *sym, *csym;
-	int i, cnt, pby, pty, ptm;	/* pby: probability of boolean  = y
-					 * pty: probability of tristate = y
-					 * ptm: probability of tristate = m
-					 */
-
-	pby = 50; pty = ptm = 33; /* can't go as the default in switch-case
-				   * below, otherwise gcc whines about
-				   * -Wmaybe-uninitialized */
-	if (mode == def_random) {
-		int n, p[3];
-		char *env = getenv("KCONFIG_PROBABILITY");
-		n = 0;
-		while( env && *env ) {
-			char *endp;
-			int tmp = strtol( env, &endp, 10 );
-			if( tmp >= 0 && tmp <= 100 ) {
-				p[n++] = tmp;
-			} else {
-				errno = ERANGE;
-				perror( "KCONFIG_PROBABILITY" );
-				exit( 1 );
-			}
-			env = (*endp == ':') ? endp+1 : endp;
-			if( n >=3 ) {
-				break;
-			}
-		}
-		switch( n ) {
-		case 1:
-			pby = p[0]; ptm = pby/2; pty = pby-ptm;
-			break;
-		case 2:
-			pty = p[0]; ptm = p[1]; pby = pty + ptm;
-			break;
-		case 3:
-			pby = p[0]; pty = p[1]; ptm = p[2];
-			break;
-		}
-
-		if( pty+ptm > 100 ) {
-			errno = ERANGE;
-			perror( "KCONFIG_PROBABILITY" );
-			exit( 1 );
-		}
-	}
-	bool has_changed = false;
-
-	for_all_symbols(i, sym) {
-		if (sym_has_value(sym) || (sym->flags & SYMBOL_VALID))
-			continue;
-		switch (sym_get_type(sym)) {
-		case S_BOOLEAN:
-		case S_TRISTATE:
-			has_changed = true;
-			switch (mode) {
-			case def_yes:
-				sym->def[S_DEF_USER].tri = yes;
-				break;
-			case def_mod:
-				sym->def[S_DEF_USER].tri = mod;
-				break;
-			case def_no:
-				if (sym->flags & SYMBOL_ALLNOCONFIG_Y)
-					sym->def[S_DEF_USER].tri = yes;
-				else
-					sym->def[S_DEF_USER].tri = no;
-				break;
-			case def_random:
-				sym->def[S_DEF_USER].tri = no;
-				cnt = rand() % 100;
-				if (sym->type == S_TRISTATE) {
-					if (cnt < pty)
-						sym->def[S_DEF_USER].tri = yes;
-					else if (cnt < (pty+ptm))
-						sym->def[S_DEF_USER].tri = mod;
-				} else if (cnt < pby)
-					sym->def[S_DEF_USER].tri = yes;
-				break;
-			default:
-				continue;
-			}
-			if (!(sym_is_choice(sym) && mode == def_random))
-				sym->flags |= SYMBOL_DEF_USER;
-			break;
-		default:
-			break;
-		}
-
-	}
-
-	sym_clear_all_valid();
-
-	/*
-	 * We have different type of choice blocks.
-	 * If curr.tri equals to mod then we can select several
-	 * choice symbols in one block.
-	 * In this case we do nothing.
-	 * If curr.tri equals yes then only one symbol can be
-	 * selected in a choice block and we set it to yes,
-	 * and the rest to no.
-	 */
-	if (mode != def_random) {
-		for_all_symbols(i, csym) {
-			if ((sym_is_choice(csym) && !sym_has_value(csym)) ||
-			    sym_is_choice_value(csym))
-				csym->flags |= SYMBOL_NEED_SET_CHOICE_VALUES;
-		}
-	}
-
-	for_all_symbols(i, csym) {
-		if (sym_has_value(csym) || !sym_is_choice(csym))
-			continue;
-
-		sym_calc_value(csym);
-		if (mode == def_random)
-			has_changed = randomize_choice_values(csym);
-		else {
-			set_all_choice_values(csym);
-			has_changed = true;
-		}
-	}
-
-	return has_changed;
-}
diff --git a/programs/src/kconfig/kconfig/expr.c b/programs/src/kconfig/kconfig/expr.c
deleted file mode 100644
index d662652..0000000
--- a/programs/src/kconfig/kconfig/expr.c
+++ /dev/null
@@ -1,1168 +0,0 @@
-/*
- * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "lkc.h"
-
-#define DEBUG_EXPR	0
-
-struct expr *expr_alloc_symbol(struct symbol *sym)
-{
-	struct expr *e = xcalloc(1, sizeof(*e));
-	e->type = E_SYMBOL;
-	e->left.sym = sym;
-	return e;
-}
-
-struct expr *expr_alloc_one(enum expr_type type, struct expr *ce)
-{
-	struct expr *e = xcalloc(1, sizeof(*e));
-	e->type = type;
-	e->left.expr = ce;
-	return e;
-}
-
-struct expr *expr_alloc_two(enum expr_type type, struct expr *e1, struct expr *e2)
-{
-	struct expr *e = xcalloc(1, sizeof(*e));
-	e->type = type;
-	e->left.expr = e1;
-	e->right.expr = e2;
-	return e;
-}
-
-struct expr *expr_alloc_comp(enum expr_type type, struct symbol *s1, struct symbol *s2)
-{
-	struct expr *e = xcalloc(1, sizeof(*e));
-	e->type = type;
-	e->left.sym = s1;
-	e->right.sym = s2;
-	return e;
-}
-
-struct expr *expr_alloc_and(struct expr *e1, struct expr *e2)
-{
-	if (!e1)
-		return e2;
-	return e2 ? expr_alloc_two(E_AND, e1, e2) : e1;
-}
-
-struct expr *expr_alloc_or(struct expr *e1, struct expr *e2)
-{
-	if (!e1)
-		return e2;
-	return e2 ? expr_alloc_two(E_OR, e1, e2) : e1;
-}
-
-struct expr *expr_copy(const struct expr *org)
-{
-	struct expr *e;
-
-	if (!org)
-		return NULL;
-
-	e = xmalloc(sizeof(*org));
-	memcpy(e, org, sizeof(*org));
-	switch (org->type) {
-	case E_SYMBOL:
-		e->left = org->left;
-		break;
-	case E_NOT:
-		e->left.expr = expr_copy(org->left.expr);
-		break;
-	case E_EQUAL:
-	case E_UNEQUAL:
-		e->left.sym = org->left.sym;
-		e->right.sym = org->right.sym;
-		break;
-	case E_AND:
-	case E_OR:
-	case E_LIST:
-		e->left.expr = expr_copy(org->left.expr);
-		e->right.expr = expr_copy(org->right.expr);
-		break;
-	default:
-		printf("can't copy type %d\n", e->type);
-		free(e);
-		e = NULL;
-		break;
-	}
-
-	return e;
-}
-
-void expr_free(struct expr *e)
-{
-	if (!e)
-		return;
-
-	switch (e->type) {
-	case E_SYMBOL:
-		break;
-	case E_NOT:
-		expr_free(e->left.expr);
-		return;
-	case E_EQUAL:
-	case E_UNEQUAL:
-		break;
-	case E_OR:
-	case E_AND:
-		expr_free(e->left.expr);
-		expr_free(e->right.expr);
-		break;
-	default:
-		printf("how to free type %d?\n", e->type);
-		break;
-	}
-	free(e);
-}
-
-static int trans_count;
-
-#define e1 (*ep1)
-#define e2 (*ep2)
-
-static void __expr_eliminate_eq(enum expr_type type, struct expr **ep1, struct expr **ep2)
-{
-	if (e1->type == type) {
-		__expr_eliminate_eq(type, &e1->left.expr, &e2);
-		__expr_eliminate_eq(type, &e1->right.expr, &e2);
-		return;
-	}
-	if (e2->type == type) {
-		__expr_eliminate_eq(type, &e1, &e2->left.expr);
-		__expr_eliminate_eq(type, &e1, &e2->right.expr);
-		return;
-	}
-	if (e1->type == E_SYMBOL && e2->type == E_SYMBOL &&
-	    e1->left.sym == e2->left.sym &&
-	    (e1->left.sym == &symbol_yes || e1->left.sym == &symbol_no))
-		return;
-	if (!expr_eq(e1, e2))
-		return;
-	trans_count++;
-	expr_free(e1); expr_free(e2);
-	switch (type) {
-	case E_OR:
-		e1 = expr_alloc_symbol(&symbol_no);
-		e2 = expr_alloc_symbol(&symbol_no);
-		break;
-	case E_AND:
-		e1 = expr_alloc_symbol(&symbol_yes);
-		e2 = expr_alloc_symbol(&symbol_yes);
-		break;
-	default:
-		;
-	}
-}
-
-void expr_eliminate_eq(struct expr **ep1, struct expr **ep2)
-{
-	if (!e1 || !e2)
-		return;
-	switch (e1->type) {
-	case E_OR:
-	case E_AND:
-		__expr_eliminate_eq(e1->type, ep1, ep2);
-	default:
-		;
-	}
-	if (e1->type != e2->type) switch (e2->type) {
-	case E_OR:
-	case E_AND:
-		__expr_eliminate_eq(e2->type, ep1, ep2);
-	default:
-		;
-	}
-	e1 = expr_eliminate_yn(e1);
-	e2 = expr_eliminate_yn(e2);
-}
-
-#undef e1
-#undef e2
-
-int expr_eq(struct expr *e1, struct expr *e2)
-{
-	int res, old_count;
-
-	if (e1->type != e2->type)
-		return 0;
-	switch (e1->type) {
-	case E_EQUAL:
-	case E_UNEQUAL:
-		return e1->left.sym == e2->left.sym && e1->right.sym == e2->right.sym;
-	case E_SYMBOL:
-		return e1->left.sym == e2->left.sym;
-	case E_NOT:
-		return expr_eq(e1->left.expr, e2->left.expr);
-	case E_AND:
-	case E_OR:
-		e1 = expr_copy(e1);
-		e2 = expr_copy(e2);
-		old_count = trans_count;
-		expr_eliminate_eq(&e1, &e2);
-		res = (e1->type == E_SYMBOL && e2->type == E_SYMBOL &&
-		       e1->left.sym == e2->left.sym);
-		expr_free(e1);
-		expr_free(e2);
-		trans_count = old_count;
-		return res;
-	case E_LIST:
-	case E_RANGE:
-	case E_NONE:
-		/* panic */;
-	}
-
-	if (DEBUG_EXPR) {
-		expr_fprint(e1, stdout);
-		printf(" = ");
-		expr_fprint(e2, stdout);
-		printf(" ?\n");
-	}
-
-	return 0;
-}
-
-struct expr *expr_eliminate_yn(struct expr *e)
-{
-	struct expr *tmp;
-
-	if (e) switch (e->type) {
-	case E_AND:
-		e->left.expr = expr_eliminate_yn(e->left.expr);
-		e->right.expr = expr_eliminate_yn(e->right.expr);
-		if (e->left.expr->type == E_SYMBOL) {
-			if (e->left.expr->left.sym == &symbol_no) {
-				expr_free(e->left.expr);
-				expr_free(e->right.expr);
-				e->type = E_SYMBOL;
-				e->left.sym = &symbol_no;
-				e->right.expr = NULL;
-				return e;
-			} else if (e->left.expr->left.sym == &symbol_yes) {
-				free(e->left.expr);
-				tmp = e->right.expr;
-				*e = *(e->right.expr);
-				free(tmp);
-				return e;
-			}
-		}
-		if (e->right.expr->type == E_SYMBOL) {
-			if (e->right.expr->left.sym == &symbol_no) {
-				expr_free(e->left.expr);
-				expr_free(e->right.expr);
-				e->type = E_SYMBOL;
-				e->left.sym = &symbol_no;
-				e->right.expr = NULL;
-				return e;
-			} else if (e->right.expr->left.sym == &symbol_yes) {
-				free(e->right.expr);
-				tmp = e->left.expr;
-				*e = *(e->left.expr);
-				free(tmp);
-				return e;
-			}
-		}
-		break;
-	case E_OR:
-		e->left.expr = expr_eliminate_yn(e->left.expr);
-		e->right.expr = expr_eliminate_yn(e->right.expr);
-		if (e->left.expr->type == E_SYMBOL) {
-			if (e->left.expr->left.sym == &symbol_no) {
-				free(e->left.expr);
-				tmp = e->right.expr;
-				*e = *(e->right.expr);
-				free(tmp);
-				return e;
-			} else if (e->left.expr->left.sym == &symbol_yes) {
-				expr_free(e->left.expr);
-				expr_free(e->right.expr);
-				e->type = E_SYMBOL;
-				e->left.sym = &symbol_yes;
-				e->right.expr = NULL;
-				return e;
-			}
-		}
-		if (e->right.expr->type == E_SYMBOL) {
-			if (e->right.expr->left.sym == &symbol_no) {
-				free(e->right.expr);
-				tmp = e->left.expr;
-				*e = *(e->left.expr);
-				free(tmp);
-				return e;
-			} else if (e->right.expr->left.sym == &symbol_yes) {
-				expr_free(e->left.expr);
-				expr_free(e->right.expr);
-				e->type = E_SYMBOL;
-				e->left.sym = &symbol_yes;
-				e->right.expr = NULL;
-				return e;
-			}
-		}
-		break;
-	default:
-		;
-	}
-	return e;
-}
-
-/*
- * bool FOO!=n => FOO
- */
-struct expr *expr_trans_bool(struct expr *e)
-{
-	if (!e)
-		return NULL;
-	switch (e->type) {
-	case E_AND:
-	case E_OR:
-	case E_NOT:
-		e->left.expr = expr_trans_bool(e->left.expr);
-		e->right.expr = expr_trans_bool(e->right.expr);
-		break;
-	case E_UNEQUAL:
-		// FOO!=n -> FOO
-		if (e->left.sym->type == S_TRISTATE) {
-			if (e->right.sym == &symbol_no) {
-				e->type = E_SYMBOL;
-				e->right.sym = NULL;
-			}
-		}
-		break;
-	default:
-		;
-	}
-	return e;
-}
-
-/*
- * e1 || e2 -> ?
- */
-static struct expr *expr_join_or(struct expr *e1, struct expr *e2)
-{
-	struct expr *tmp;
-	struct symbol *sym1, *sym2;
-
-	if (expr_eq(e1, e2))
-		return expr_copy(e1);
-	if (e1->type != E_EQUAL && e1->type != E_UNEQUAL && e1->type != E_SYMBOL && e1->type != E_NOT)
-		return NULL;
-	if (e2->type != E_EQUAL && e2->type != E_UNEQUAL && e2->type != E_SYMBOL && e2->type != E_NOT)
-		return NULL;
-	if (e1->type == E_NOT) {
-		tmp = e1->left.expr;
-		if (tmp->type != E_EQUAL && tmp->type != E_UNEQUAL && tmp->type != E_SYMBOL)
-			return NULL;
-		sym1 = tmp->left.sym;
-	} else
-		sym1 = e1->left.sym;
-	if (e2->type == E_NOT) {
-		if (e2->left.expr->type != E_SYMBOL)
-			return NULL;
-		sym2 = e2->left.expr->left.sym;
-	} else
-		sym2 = e2->left.sym;
-	if (sym1 != sym2)
-		return NULL;
-	if (sym1->type != S_BOOLEAN && sym1->type != S_TRISTATE)
-		return NULL;
-	if (sym1->type == S_TRISTATE) {
-		if (e1->type == E_EQUAL && e2->type == E_EQUAL &&
-		    ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_mod) ||
-		     (e1->right.sym == &symbol_mod && e2->right.sym == &symbol_yes))) {
-			// (a='y') || (a='m') -> (a!='n')
-			return expr_alloc_comp(E_UNEQUAL, sym1, &symbol_no);
-		}
-		if (e1->type == E_EQUAL && e2->type == E_EQUAL &&
-		    ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_no) ||
-		     (e1->right.sym == &symbol_no && e2->right.sym == &symbol_yes))) {
-			// (a='y') || (a='n') -> (a!='m')
-			return expr_alloc_comp(E_UNEQUAL, sym1, &symbol_mod);
-		}
-		if (e1->type == E_EQUAL && e2->type == E_EQUAL &&
-		    ((e1->right.sym == &symbol_mod && e2->right.sym == &symbol_no) ||
-		     (e1->right.sym == &symbol_no && e2->right.sym == &symbol_mod))) {
-			// (a='m') || (a='n') -> (a!='y')
-			return expr_alloc_comp(E_UNEQUAL, sym1, &symbol_yes);
-		}
-	}
-	if (sym1->type == S_BOOLEAN && sym1 == sym2) {
-		if ((e1->type == E_NOT && e1->left.expr->type == E_SYMBOL && e2->type == E_SYMBOL) ||
-		    (e2->type == E_NOT && e2->left.expr->type == E_SYMBOL && e1->type == E_SYMBOL))
-			return expr_alloc_symbol(&symbol_yes);
-	}
-
-	if (DEBUG_EXPR) {
-		printf("optimize (");
-		expr_fprint(e1, stdout);
-		printf(") || (");
-		expr_fprint(e2, stdout);
-		printf(")?\n");
-	}
-	return NULL;
-}
-
-static struct expr *expr_join_and(struct expr *e1, struct expr *e2)
-{
-	struct expr *tmp;
-	struct symbol *sym1, *sym2;
-
-	if (expr_eq(e1, e2))
-		return expr_copy(e1);
-	if (e1->type != E_EQUAL && e1->type != E_UNEQUAL && e1->type != E_SYMBOL && e1->type != E_NOT)
-		return NULL;
-	if (e2->type != E_EQUAL && e2->type != E_UNEQUAL && e2->type != E_SYMBOL && e2->type != E_NOT)
-		return NULL;
-	if (e1->type == E_NOT) {
-		tmp = e1->left.expr;
-		if (tmp->type != E_EQUAL && tmp->type != E_UNEQUAL && tmp->type != E_SYMBOL)
-			return NULL;
-		sym1 = tmp->left.sym;
-	} else
-		sym1 = e1->left.sym;
-	if (e2->type == E_NOT) {
-		if (e2->left.expr->type != E_SYMBOL)
-			return NULL;
-		sym2 = e2->left.expr->left.sym;
-	} else
-		sym2 = e2->left.sym;
-	if (sym1 != sym2)
-		return NULL;
-	if (sym1->type != S_BOOLEAN && sym1->type != S_TRISTATE)
-		return NULL;
-
-	if ((e1->type == E_SYMBOL && e2->type == E_EQUAL && e2->right.sym == &symbol_yes) ||
-	    (e2->type == E_SYMBOL && e1->type == E_EQUAL && e1->right.sym == &symbol_yes))
-		// (a) && (a='y') -> (a='y')
-		return expr_alloc_comp(E_EQUAL, sym1, &symbol_yes);
-
-	if ((e1->type == E_SYMBOL && e2->type == E_UNEQUAL && e2->right.sym == &symbol_no) ||
-	    (e2->type == E_SYMBOL && e1->type == E_UNEQUAL && e1->right.sym == &symbol_no))
-		// (a) && (a!='n') -> (a)
-		return expr_alloc_symbol(sym1);
-
-	if ((e1->type == E_SYMBOL && e2->type == E_UNEQUAL && e2->right.sym == &symbol_mod) ||
-	    (e2->type == E_SYMBOL && e1->type == E_UNEQUAL && e1->right.sym == &symbol_mod))
-		// (a) && (a!='m') -> (a='y')
-		return expr_alloc_comp(E_EQUAL, sym1, &symbol_yes);
-
-	if (sym1->type == S_TRISTATE) {
-		if (e1->type == E_EQUAL && e2->type == E_UNEQUAL) {
-			// (a='b') && (a!='c') -> 'b'='c' ? 'n' : a='b'
-			sym2 = e1->right.sym;
-			if ((e2->right.sym->flags & SYMBOL_CONST) && (sym2->flags & SYMBOL_CONST))
-				return sym2 != e2->right.sym ? expr_alloc_comp(E_EQUAL, sym1, sym2)
-							     : expr_alloc_symbol(&symbol_no);
-		}
-		if (e1->type == E_UNEQUAL && e2->type == E_EQUAL) {
-			// (a='b') && (a!='c') -> 'b'='c' ? 'n' : a='b'
-			sym2 = e2->right.sym;
-			if ((e1->right.sym->flags & SYMBOL_CONST) && (sym2->flags & SYMBOL_CONST))
-				return sym2 != e1->right.sym ? expr_alloc_comp(E_EQUAL, sym1, sym2)
-							     : expr_alloc_symbol(&symbol_no);
-		}
-		if (e1->type == E_UNEQUAL && e2->type == E_UNEQUAL &&
-			   ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_no) ||
-			    (e1->right.sym == &symbol_no && e2->right.sym == &symbol_yes)))
-			// (a!='y') && (a!='n') -> (a='m')
-			return expr_alloc_comp(E_EQUAL, sym1, &symbol_mod);
-
-		if (e1->type == E_UNEQUAL && e2->type == E_UNEQUAL &&
-			   ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_mod) ||
-			    (e1->right.sym == &symbol_mod && e2->right.sym == &symbol_yes)))
-			// (a!='y') && (a!='m') -> (a='n')
-			return expr_alloc_comp(E_EQUAL, sym1, &symbol_no);
-
-		if (e1->type == E_UNEQUAL && e2->type == E_UNEQUAL &&
-			   ((e1->right.sym == &symbol_mod && e2->right.sym == &symbol_no) ||
-			    (e1->right.sym == &symbol_no && e2->right.sym == &symbol_mod)))
-			// (a!='m') && (a!='n') -> (a='m')
-			return expr_alloc_comp(E_EQUAL, sym1, &symbol_yes);
-
-		if ((e1->type == E_SYMBOL && e2->type == E_EQUAL && e2->right.sym == &symbol_mod) ||
-		    (e2->type == E_SYMBOL && e1->type == E_EQUAL && e1->right.sym == &symbol_mod) ||
-		    (e1->type == E_SYMBOL && e2->type == E_UNEQUAL && e2->right.sym == &symbol_yes) ||
-		    (e2->type == E_SYMBOL && e1->type == E_UNEQUAL && e1->right.sym == &symbol_yes))
-			return NULL;
-	}
-
-	if (DEBUG_EXPR) {
-		printf("optimize (");
-		expr_fprint(e1, stdout);
-		printf(") && (");
-		expr_fprint(e2, stdout);
-		printf(")?\n");
-	}
-	return NULL;
-}
-
-static void expr_eliminate_dups1(enum expr_type type, struct expr **ep1, struct expr **ep2)
-{
-#define e1 (*ep1)
-#define e2 (*ep2)
-	struct expr *tmp;
-
-	if (e1->type == type) {
-		expr_eliminate_dups1(type, &e1->left.expr, &e2);
-		expr_eliminate_dups1(type, &e1->right.expr, &e2);
-		return;
-	}
-	if (e2->type == type) {
-		expr_eliminate_dups1(type, &e1, &e2->left.expr);
-		expr_eliminate_dups1(type, &e1, &e2->right.expr);
-		return;
-	}
-	if (e1 == e2)
-		return;
-
-	switch (e1->type) {
-	case E_OR: case E_AND:
-		expr_eliminate_dups1(e1->type, &e1, &e1);
-	default:
-		;
-	}
-
-	switch (type) {
-	case E_OR:
-		tmp = expr_join_or(e1, e2);
-		if (tmp) {
-			expr_free(e1); expr_free(e2);
-			e1 = expr_alloc_symbol(&symbol_no);
-			e2 = tmp;
-			trans_count++;
-		}
-		break;
-	case E_AND:
-		tmp = expr_join_and(e1, e2);
-		if (tmp) {
-			expr_free(e1); expr_free(e2);
-			e1 = expr_alloc_symbol(&symbol_yes);
-			e2 = tmp;
-			trans_count++;
-		}
-		break;
-	default:
-		;
-	}
-#undef e1
-#undef e2
-}
-
-static void expr_eliminate_dups2(enum expr_type type, struct expr **ep1, struct expr **ep2)
-{
-#define e1 (*ep1)
-#define e2 (*ep2)
-	struct expr *tmp, *tmp1, *tmp2;
-
-	if (e1->type == type) {
-		expr_eliminate_dups2(type, &e1->left.expr, &e2);
-		expr_eliminate_dups2(type, &e1->right.expr, &e2);
-		return;
-	}
-	if (e2->type == type) {
-		expr_eliminate_dups2(type, &e1, &e2->left.expr);
-		expr_eliminate_dups2(type, &e1, &e2->right.expr);
-	}
-	if (e1 == e2)
-		return;
-
-	switch (e1->type) {
-	case E_OR:
-		expr_eliminate_dups2(e1->type, &e1, &e1);
-		// (FOO || BAR) && (!FOO && !BAR) -> n
-		tmp1 = expr_transform(expr_alloc_one(E_NOT, expr_copy(e1)));
-		tmp2 = expr_copy(e2);
-		tmp = expr_extract_eq_and(&tmp1, &tmp2);
-		if (expr_is_yes(tmp1)) {
-			expr_free(e1);
-			e1 = expr_alloc_symbol(&symbol_no);
-			trans_count++;
-		}
-		expr_free(tmp2);
-		expr_free(tmp1);
-		expr_free(tmp);
-		break;
-	case E_AND:
-		expr_eliminate_dups2(e1->type, &e1, &e1);
-		// (FOO && BAR) || (!FOO || !BAR) -> y
-		tmp1 = expr_transform(expr_alloc_one(E_NOT, expr_copy(e1)));
-		tmp2 = expr_copy(e2);
-		tmp = expr_extract_eq_or(&tmp1, &tmp2);
-		if (expr_is_no(tmp1)) {
-			expr_free(e1);
-			e1 = expr_alloc_symbol(&symbol_yes);
-			trans_count++;
-		}
-		expr_free(tmp2);
-		expr_free(tmp1);
-		expr_free(tmp);
-		break;
-	default:
-		;
-	}
-#undef e1
-#undef e2
-}
-
-struct expr *expr_eliminate_dups(struct expr *e)
-{
-	int oldcount;
-	if (!e)
-		return e;
-
-	oldcount = trans_count;
-	while (1) {
-		trans_count = 0;
-		switch (e->type) {
-		case E_OR: case E_AND:
-			expr_eliminate_dups1(e->type, &e, &e);
-			expr_eliminate_dups2(e->type, &e, &e);
-		default:
-			;
-		}
-		if (!trans_count)
-			break;
-		e = expr_eliminate_yn(e);
-	}
-	trans_count = oldcount;
-	return e;
-}
-
-struct expr *expr_transform(struct expr *e)
-{
-	struct expr *tmp;
-
-	if (!e)
-		return NULL;
-	switch (e->type) {
-	case E_EQUAL:
-	case E_UNEQUAL:
-	case E_SYMBOL:
-	case E_LIST:
-		break;
-	default:
-		e->left.expr = expr_transform(e->left.expr);
-		e->right.expr = expr_transform(e->right.expr);
-	}
-
-	switch (e->type) {
-	case E_EQUAL:
-		if (e->left.sym->type != S_BOOLEAN)
-			break;
-		if (e->right.sym == &symbol_no) {
-			e->type = E_NOT;
-			e->left.expr = expr_alloc_symbol(e->left.sym);
-			e->right.sym = NULL;
-			break;
-		}
-		if (e->right.sym == &symbol_mod) {
-			printf("boolean symbol %s tested for 'm'? test forced to 'n'\n", e->left.sym->name);
-			e->type = E_SYMBOL;
-			e->left.sym = &symbol_no;
-			e->right.sym = NULL;
-			break;
-		}
-		if (e->right.sym == &symbol_yes) {
-			e->type = E_SYMBOL;
-			e->right.sym = NULL;
-			break;
-		}
-		break;
-	case E_UNEQUAL:
-		if (e->left.sym->type != S_BOOLEAN)
-			break;
-		if (e->right.sym == &symbol_no) {
-			e->type = E_SYMBOL;
-			e->right.sym = NULL;
-			break;
-		}
-		if (e->right.sym == &symbol_mod) {
-			printf("boolean symbol %s tested for 'm'? test forced to 'y'\n", e->left.sym->name);
-			e->type = E_SYMBOL;
-			e->left.sym = &symbol_yes;
-			e->right.sym = NULL;
-			break;
-		}
-		if (e->right.sym == &symbol_yes) {
-			e->type = E_NOT;
-			e->left.expr = expr_alloc_symbol(e->left.sym);
-			e->right.sym = NULL;
-			break;
-		}
-		break;
-	case E_NOT:
-		switch (e->left.expr->type) {
-		case E_NOT:
-			// !!a -> a
-			tmp = e->left.expr->left.expr;
-			free(e->left.expr);
-			free(e);
-			e = tmp;
-			e = expr_transform(e);
-			break;
-		case E_EQUAL:
-		case E_UNEQUAL:
-			// !a='x' -> a!='x'
-			tmp = e->left.expr;
-			free(e);
-			e = tmp;
-			e->type = e->type == E_EQUAL ? E_UNEQUAL : E_EQUAL;
-			break;
-		case E_OR:
-			// !(a || b) -> !a && !b
-			tmp = e->left.expr;
-			e->type = E_AND;
-			e->right.expr = expr_alloc_one(E_NOT, tmp->right.expr);
-			tmp->type = E_NOT;
-			tmp->right.expr = NULL;
-			e = expr_transform(e);
-			break;
-		case E_AND:
-			// !(a && b) -> !a || !b
-			tmp = e->left.expr;
-			e->type = E_OR;
-			e->right.expr = expr_alloc_one(E_NOT, tmp->right.expr);
-			tmp->type = E_NOT;
-			tmp->right.expr = NULL;
-			e = expr_transform(e);
-			break;
-		case E_SYMBOL:
-			if (e->left.expr->left.sym == &symbol_yes) {
-				// !'y' -> 'n'
-				tmp = e->left.expr;
-				free(e);
-				e = tmp;
-				e->type = E_SYMBOL;
-				e->left.sym = &symbol_no;
-				break;
-			}
-			if (e->left.expr->left.sym == &symbol_mod) {
-				// !'m' -> 'm'
-				tmp = e->left.expr;
-				free(e);
-				e = tmp;
-				e->type = E_SYMBOL;
-				e->left.sym = &symbol_mod;
-				break;
-			}
-			if (e->left.expr->left.sym == &symbol_no) {
-				// !'n' -> 'y'
-				tmp = e->left.expr;
-				free(e);
-				e = tmp;
-				e->type = E_SYMBOL;
-				e->left.sym = &symbol_yes;
-				break;
-			}
-			break;
-		default:
-			;
-		}
-		break;
-	default:
-		;
-	}
-	return e;
-}
-
-int expr_contains_symbol(struct expr *dep, struct symbol *sym)
-{
-	if (!dep)
-		return 0;
-
-	switch (dep->type) {
-	case E_AND:
-	case E_OR:
-		return expr_contains_symbol(dep->left.expr, sym) ||
-		       expr_contains_symbol(dep->right.expr, sym);
-	case E_SYMBOL:
-		return dep->left.sym == sym;
-	case E_EQUAL:
-	case E_UNEQUAL:
-		return dep->left.sym == sym ||
-		       dep->right.sym == sym;
-	case E_NOT:
-		return expr_contains_symbol(dep->left.expr, sym);
-	default:
-		;
-	}
-	return 0;
-}
-
-bool expr_depends_symbol(struct expr *dep, struct symbol *sym)
-{
-	if (!dep)
-		return false;
-
-	switch (dep->type) {
-	case E_AND:
-		return expr_depends_symbol(dep->left.expr, sym) ||
-		       expr_depends_symbol(dep->right.expr, sym);
-	case E_SYMBOL:
-		return dep->left.sym == sym;
-	case E_EQUAL:
-		if (dep->left.sym == sym) {
-			if (dep->right.sym == &symbol_yes || dep->right.sym == &symbol_mod)
-				return true;
-		}
-		break;
-	case E_UNEQUAL:
-		if (dep->left.sym == sym) {
-			if (dep->right.sym == &symbol_no)
-				return true;
-		}
-		break;
-	default:
-		;
-	}
- 	return false;
-}
-
-struct expr *expr_extract_eq_and(struct expr **ep1, struct expr **ep2)
-{
-	struct expr *tmp = NULL;
-	expr_extract_eq(E_AND, &tmp, ep1, ep2);
-	if (tmp) {
-		*ep1 = expr_eliminate_yn(*ep1);
-		*ep2 = expr_eliminate_yn(*ep2);
-	}
-	return tmp;
-}
-
-struct expr *expr_extract_eq_or(struct expr **ep1, struct expr **ep2)
-{
-	struct expr *tmp = NULL;
-	expr_extract_eq(E_OR, &tmp, ep1, ep2);
-	if (tmp) {
-		*ep1 = expr_eliminate_yn(*ep1);
-		*ep2 = expr_eliminate_yn(*ep2);
-	}
-	return tmp;
-}
-
-void expr_extract_eq(enum expr_type type, struct expr **ep, struct expr **ep1, struct expr **ep2)
-{
-#define e1 (*ep1)
-#define e2 (*ep2)
-	if (e1->type == type) {
-		expr_extract_eq(type, ep, &e1->left.expr, &e2);
-		expr_extract_eq(type, ep, &e1->right.expr, &e2);
-		return;
-	}
-	if (e2->type == type) {
-		expr_extract_eq(type, ep, ep1, &e2->left.expr);
-		expr_extract_eq(type, ep, ep1, &e2->right.expr);
-		return;
-	}
-	if (expr_eq(e1, e2)) {
-		*ep = *ep ? expr_alloc_two(type, *ep, e1) : e1;
-		expr_free(e2);
-		if (type == E_AND) {
-			e1 = expr_alloc_symbol(&symbol_yes);
-			e2 = expr_alloc_symbol(&symbol_yes);
-		} else if (type == E_OR) {
-			e1 = expr_alloc_symbol(&symbol_no);
-			e2 = expr_alloc_symbol(&symbol_no);
-		}
-	}
-#undef e1
-#undef e2
-}
-
-struct expr *expr_trans_compare(struct expr *e, enum expr_type type, struct symbol *sym)
-{
-	struct expr *e1, *e2;
-
-	if (!e) {
-		e = expr_alloc_symbol(sym);
-		if (type == E_UNEQUAL)
-			e = expr_alloc_one(E_NOT, e);
-		return e;
-	}
-	switch (e->type) {
-	case E_AND:
-		e1 = expr_trans_compare(e->left.expr, E_EQUAL, sym);
-		e2 = expr_trans_compare(e->right.expr, E_EQUAL, sym);
-		if (sym == &symbol_yes)
-			e = expr_alloc_two(E_AND, e1, e2);
-		if (sym == &symbol_no)
-			e = expr_alloc_two(E_OR, e1, e2);
-		if (type == E_UNEQUAL)
-			e = expr_alloc_one(E_NOT, e);
-		return e;
-	case E_OR:
-		e1 = expr_trans_compare(e->left.expr, E_EQUAL, sym);
-		e2 = expr_trans_compare(e->right.expr, E_EQUAL, sym);
-		if (sym == &symbol_yes)
-			e = expr_alloc_two(E_OR, e1, e2);
-		if (sym == &symbol_no)
-			e = expr_alloc_two(E_AND, e1, e2);
-		if (type == E_UNEQUAL)
-			e = expr_alloc_one(E_NOT, e);
-		return e;
-	case E_NOT:
-		return expr_trans_compare(e->left.expr, type == E_EQUAL ? E_UNEQUAL : E_EQUAL, sym);
-	case E_UNEQUAL:
-	case E_EQUAL:
-		if (type == E_EQUAL) {
-			if (sym == &symbol_yes)
-				return expr_copy(e);
-			if (sym == &symbol_mod)
-				return expr_alloc_symbol(&symbol_no);
-			if (sym == &symbol_no)
-				return expr_alloc_one(E_NOT, expr_copy(e));
-		} else {
-			if (sym == &symbol_yes)
-				return expr_alloc_one(E_NOT, expr_copy(e));
-			if (sym == &symbol_mod)
-				return expr_alloc_symbol(&symbol_yes);
-			if (sym == &symbol_no)
-				return expr_copy(e);
-		}
-		break;
-	case E_SYMBOL:
-		return expr_alloc_comp(type, e->left.sym, sym);
-	case E_LIST:
-	case E_RANGE:
-	case E_NONE:
-		/* panic */;
-	}
-	return NULL;
-}
-
-tristate expr_calc_value(struct expr *e)
-{
-	tristate val1, val2;
-	const char *str1, *str2;
-
-	if (!e)
-		return yes;
-
-	switch (e->type) {
-	case E_SYMBOL:
-		sym_calc_value(e->left.sym);
-		return e->left.sym->curr.tri;
-	case E_AND:
-		val1 = expr_calc_value(e->left.expr);
-		val2 = expr_calc_value(e->right.expr);
-		return EXPR_AND(val1, val2);
-	case E_OR:
-		val1 = expr_calc_value(e->left.expr);
-		val2 = expr_calc_value(e->right.expr);
-		return EXPR_OR(val1, val2);
-	case E_NOT:
-		val1 = expr_calc_value(e->left.expr);
-		return EXPR_NOT(val1);
-	case E_EQUAL:
-		sym_calc_value(e->left.sym);
-		sym_calc_value(e->right.sym);
-		str1 = sym_get_string_value(e->left.sym);
-		str2 = sym_get_string_value(e->right.sym);
-		return !strcmp(str1, str2) ? yes : no;
-	case E_UNEQUAL:
-		sym_calc_value(e->left.sym);
-		sym_calc_value(e->right.sym);
-		str1 = sym_get_string_value(e->left.sym);
-		str2 = sym_get_string_value(e->right.sym);
-		return !strcmp(str1, str2) ? no : yes;
-	default:
-		printf("expr_calc_value: %d?\n", e->type);
-		return no;
-	}
-}
-
-int expr_compare_type(enum expr_type t1, enum expr_type t2)
-{
-#if 0
-	return 1;
-#else
-	if (t1 == t2)
-		return 0;
-	switch (t1) {
-	case E_EQUAL:
-	case E_UNEQUAL:
-		if (t2 == E_NOT)
-			return 1;
-	case E_NOT:
-		if (t2 == E_AND)
-			return 1;
-	case E_AND:
-		if (t2 == E_OR)
-			return 1;
-	case E_OR:
-		if (t2 == E_LIST)
-			return 1;
-	case E_LIST:
-		if (t2 == 0)
-			return 1;
-	default:
-		return -1;
-	}
-	printf("[%dgt%d?]", t1, t2);
-	return 0;
-#endif
-}
-
-static inline struct expr *
-expr_get_leftmost_symbol(const struct expr *e)
-{
-
-	if (e == NULL)
-		return NULL;
-
-	while (e->type != E_SYMBOL)
-		e = e->left.expr;
-
-	return expr_copy(e);
-}
-
-/*
- * Given expression `e1' and `e2', returns the leaf of the longest
- * sub-expression of `e1' not containing 'e2.
- */
-struct expr *expr_simplify_unmet_dep(struct expr *e1, struct expr *e2)
-{
-	struct expr *ret;
-
-	switch (e1->type) {
-	case E_OR:
-		return expr_alloc_and(
-		    expr_simplify_unmet_dep(e1->left.expr, e2),
-		    expr_simplify_unmet_dep(e1->right.expr, e2));
-	case E_AND: {
-		struct expr *e;
-		e = expr_alloc_and(expr_copy(e1), expr_copy(e2));
-		e = expr_eliminate_dups(e);
-		ret = (!expr_eq(e, e1)) ? e1 : NULL;
-		expr_free(e);
-		break;
-		}
-	default:
-		ret = e1;
-		break;
-	}
-
-	return expr_get_leftmost_symbol(ret);
-}
-
-void expr_print(struct expr *e, void (*fn)(void *, struct symbol *, const char *), void *data, int prevtoken)
-{
-	if (!e) {
-		fn(data, NULL, "y");
-		return;
-	}
-
-	if (expr_compare_type(prevtoken, e->type) > 0)
-		fn(data, NULL, "(");
-	switch (e->type) {
-	case E_SYMBOL:
-		if (e->left.sym->name)
-			fn(data, e->left.sym, e->left.sym->name);
-		else
-			fn(data, NULL, "<choice>");
-		break;
-	case E_NOT:
-		fn(data, NULL, "!");
-		expr_print(e->left.expr, fn, data, E_NOT);
-		break;
-	case E_EQUAL:
-		if (e->left.sym->name)
-			fn(data, e->left.sym, e->left.sym->name);
-		else
-			fn(data, NULL, "<choice>");
-		fn(data, NULL, "=");
-		fn(data, e->right.sym, e->right.sym->name);
-		break;
-	case E_UNEQUAL:
-		if (e->left.sym->name)
-			fn(data, e->left.sym, e->left.sym->name);
-		else
-			fn(data, NULL, "<choice>");
-		fn(data, NULL, "!=");
-		fn(data, e->right.sym, e->right.sym->name);
-		break;
-	case E_OR:
-		expr_print(e->left.expr, fn, data, E_OR);
-		fn(data, NULL, " || ");
-		expr_print(e->right.expr, fn, data, E_OR);
-		break;
-	case E_AND:
-		expr_print(e->left.expr, fn, data, E_AND);
-		fn(data, NULL, " && ");
-		expr_print(e->right.expr, fn, data, E_AND);
-		break;
-	case E_LIST:
-		fn(data, e->right.sym, e->right.sym->name);
-		if (e->left.expr) {
-			fn(data, NULL, " ^ ");
-			expr_print(e->left.expr, fn, data, E_LIST);
-		}
-		break;
-	case E_RANGE:
-		fn(data, NULL, "[");
-		fn(data, e->left.sym, e->left.sym->name);
-		fn(data, NULL, " ");
-		fn(data, e->right.sym, e->right.sym->name);
-		fn(data, NULL, "]");
-		break;
-	default:
-	  {
-		char buf[32];
-		sprintf(buf, "<unknown type %d>", e->type);
-		fn(data, NULL, buf);
-		break;
-	  }
-	}
-	if (expr_compare_type(prevtoken, e->type) > 0)
-		fn(data, NULL, ")");
-}
-
-static void expr_print_file_helper(void *data, struct symbol *sym, const char *str)
-{
-	xfwrite(str, strlen(str), 1, data);
-}
-
-void expr_fprint(struct expr *e, FILE *out)
-{
-	expr_print(e, expr_print_file_helper, out, E_NONE);
-}
-
-static void expr_print_gstr_helper(void *data, struct symbol *sym, const char *str)
-{
-	struct gstr *gs = (struct gstr*)data;
-	const char *sym_str = NULL;
-
-	if (sym)
-		sym_str = sym_get_string_value(sym);
-
-	if (gs->max_width) {
-		unsigned extra_length = strlen(str);
-		const char *last_cr = strrchr(gs->s, '\n');
-		unsigned last_line_length;
-
-		if (sym_str)
-			extra_length += 4 + strlen(sym_str);
-
-		if (!last_cr)
-			last_cr = gs->s;
-
-		last_line_length = strlen(gs->s) - (last_cr - gs->s);
-
-		if ((last_line_length + extra_length) > gs->max_width)
-			str_append(gs, "\\\n");
-	}
-
-	str_append(gs, str);
-	if (sym && sym->type != S_UNKNOWN)
-		str_printf(gs, " [=%s]", sym_str);
-}
-
-void expr_gstr_print(struct expr *e, struct gstr *gs)
-{
-	expr_print(e, expr_print_gstr_helper, gs, E_NONE);
-}
diff --git a/programs/src/kconfig/kconfig/expr.h b/programs/src/kconfig/kconfig/expr.h
deleted file mode 100644
index 412ea8a..0000000
--- a/programs/src/kconfig/kconfig/expr.h
+++ /dev/null
@@ -1,241 +0,0 @@
-/*
- * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#ifndef EXPR_H
-#define EXPR_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include <assert.h>
-#include <stdio.h>
-#include "list.h"
-#ifndef __cplusplus
-#include <stdbool.h>
-#endif
-
-struct file {
-	struct file *next;
-	struct file *parent;
-	const char *name;
-	int lineno;
-};
-
-typedef enum tristate {
-	no, mod, yes
-} tristate;
-
-enum expr_type {
-	E_NONE, E_OR, E_AND, E_NOT, E_EQUAL, E_UNEQUAL, E_LIST, E_SYMBOL, E_RANGE
-};
-
-union expr_data {
-	struct expr *expr;
-	struct symbol *sym;
-};
-
-struct expr {
-	enum expr_type type;
-	union expr_data left, right;
-};
-
-#define EXPR_OR(dep1, dep2)	(((dep1)>(dep2))?(dep1):(dep2))
-#define EXPR_AND(dep1, dep2)	(((dep1)<(dep2))?(dep1):(dep2))
-#define EXPR_NOT(dep)		(2-(dep))
-
-#define expr_list_for_each_sym(l, e, s) \
-	for (e = (l); e && (s = e->right.sym); e = e->left.expr)
-
-struct expr_value {
-	struct expr *expr;
-	tristate tri;
-};
-
-struct symbol_value {
-	void *val;
-	tristate tri;
-};
-
-enum symbol_type {
-	S_UNKNOWN, S_BOOLEAN, S_TRISTATE, S_INT, S_HEX, S_STRING, S_OTHER
-};
-
-/* enum values are used as index to symbol.def[] */
-enum {
-	S_DEF_USER,		/* main user value */
-	S_DEF_AUTO,		/* values read from auto.conf */
-	S_DEF_DEF3,		/* Reserved for UI usage */
-	S_DEF_DEF4,		/* Reserved for UI usage */
-	S_DEF_COUNT
-};
-
-struct symbol {
-	struct symbol *next;
-	char *name;
-	enum symbol_type type;
-	struct symbol_value curr;
-	struct symbol_value def[S_DEF_COUNT];
-	tristate visible;
-	int flags;
-	struct property *prop;
-	struct expr_value dir_dep;
-	struct expr_value rev_dep;
-};
-
-#define for_all_symbols(i, sym) for (i = 0; i < SYMBOL_HASHSIZE; i++) for (sym = symbol_hash[i]; sym; sym = sym->next) if (sym->type != S_OTHER)
-
-#define SYMBOL_CONST      0x0001  /* symbol is const */
-#define SYMBOL_CHECK      0x0008  /* used during dependency checking */
-#define SYMBOL_CHOICE     0x0010  /* start of a choice block (null name) */
-#define SYMBOL_CHOICEVAL  0x0020  /* used as a value in a choice block */
-#define SYMBOL_VALID      0x0080  /* set when symbol.curr is calculated */
-#define SYMBOL_OPTIONAL   0x0100  /* choice is optional - values can be 'n' */
-#define SYMBOL_WRITE      0x0200  /* write symbol to file (KCONFIG_CONFIG) */
-#define SYMBOL_CHANGED    0x0400  /* ? */
-#define SYMBOL_AUTO       0x1000  /* value from environment variable */
-#define SYMBOL_CHECKED    0x2000  /* used during dependency checking */
-#define SYMBOL_WARNED     0x8000  /* warning has been issued */
-
-/* Set when symbol.def[] is used */
-#define SYMBOL_DEF        0x10000  /* First bit of SYMBOL_DEF */
-#define SYMBOL_DEF_USER   0x10000  /* symbol.def[S_DEF_USER] is valid */
-#define SYMBOL_DEF_AUTO   0x20000  /* symbol.def[S_DEF_AUTO] is valid */
-#define SYMBOL_DEF3       0x40000  /* symbol.def[S_DEF_3] is valid */
-#define SYMBOL_DEF4       0x80000  /* symbol.def[S_DEF_4] is valid */
-
-/* choice values need to be set before calculating this symbol value */
-#define SYMBOL_NEED_SET_CHOICE_VALUES  0x100000
-
-/* Set symbol to y if allnoconfig; used for symbols that hide others */
-#define SYMBOL_ALLNOCONFIG_Y 0x200000
-
-#define SYMBOL_MAXLENGTH	256
-#define SYMBOL_HASHSIZE		9973
-
-/* A property represent the config options that can be associated
- * with a config "symbol".
- * Sample:
- * config FOO
- *         default y
- *         prompt "foo prompt"
- *         select BAR
- * config BAZ
- *         int "BAZ Value"
- *         range 1..255
- */
-enum prop_type {
-	P_UNKNOWN,
-	P_PROMPT,   /* prompt "foo prompt" or "BAZ Value" */
-	P_COMMENT,  /* text associated with a comment */
-	P_MENU,     /* prompt associated with a menuconfig option */
-	P_DEFAULT,  /* default y */
-	P_CHOICE,   /* choice value */
-	P_SELECT,   /* select BAR */
-	P_RANGE,    /* range 7..100 (for a symbol) */
-	P_ENV,      /* value from environment variable */
-	P_SYMBOL,   /* where a symbol is defined */
-};
-
-struct property {
-	struct property *next;     /* next property - null if last */
-	struct symbol *sym;        /* the symbol for which the property is associated */
-	enum prop_type type;       /* type of property */
-	const char *text;          /* the prompt value - P_PROMPT, P_MENU, P_COMMENT */
-	struct expr_value visible;
-	struct expr *expr;         /* the optional conditional part of the property */
-	struct menu *menu;         /* the menu the property are associated with
-	                            * valid for: P_SELECT, P_RANGE, P_CHOICE,
-	                            * P_PROMPT, P_DEFAULT, P_MENU, P_COMMENT */
-	struct file *file;         /* what file was this property defined */
-	int lineno;                /* what lineno was this property defined */
-};
-
-#define for_all_properties(sym, st, tok) \
-	for (st = sym->prop; st; st = st->next) \
-		if (st->type == (tok))
-#define for_all_defaults(sym, st) for_all_properties(sym, st, P_DEFAULT)
-#define for_all_choices(sym, st) for_all_properties(sym, st, P_CHOICE)
-#define for_all_prompts(sym, st) \
-	for (st = sym->prop; st; st = st->next) \
-		if (st->text)
-
-struct menu {
-	struct menu *next;
-	struct menu *parent;
-	struct menu *list;
-	struct symbol *sym;
-	struct property *prompt;
-	struct expr *visibility;
-	struct expr *dep;
-	unsigned int flags;
-	char *help;
-	struct file *file;
-	int lineno;
-	void *data;
-};
-
-#define MENU_CHANGED		0x0001
-#define MENU_ROOT		0x0002
-
-struct jump_key {
-	struct list_head entries;
-	size_t offset;
-	struct menu *target;
-	int index;
-};
-
-#define JUMP_NB			9
-
-extern struct file *file_list;
-extern struct file *current_file;
-struct file *lookup_file(const char *name);
-
-extern struct symbol symbol_yes, symbol_no, symbol_mod;
-extern struct symbol *modules_sym;
-extern struct symbol *sym_defconfig_list;
-extern int cdebug;
-struct expr *expr_alloc_symbol(struct symbol *sym);
-struct expr *expr_alloc_one(enum expr_type type, struct expr *ce);
-struct expr *expr_alloc_two(enum expr_type type, struct expr *e1, struct expr *e2);
-struct expr *expr_alloc_comp(enum expr_type type, struct symbol *s1, struct symbol *s2);
-struct expr *expr_alloc_and(struct expr *e1, struct expr *e2);
-struct expr *expr_alloc_or(struct expr *e1, struct expr *e2);
-struct expr *expr_copy(const struct expr *org);
-void expr_free(struct expr *e);
-int expr_eq(struct expr *e1, struct expr *e2);
-void expr_eliminate_eq(struct expr **ep1, struct expr **ep2);
-tristate expr_calc_value(struct expr *e);
-struct expr *expr_eliminate_yn(struct expr *e);
-struct expr *expr_trans_bool(struct expr *e);
-struct expr *expr_eliminate_dups(struct expr *e);
-struct expr *expr_transform(struct expr *e);
-int expr_contains_symbol(struct expr *dep, struct symbol *sym);
-bool expr_depends_symbol(struct expr *dep, struct symbol *sym);
-struct expr *expr_extract_eq_and(struct expr **ep1, struct expr **ep2);
-struct expr *expr_extract_eq_or(struct expr **ep1, struct expr **ep2);
-void expr_extract_eq(enum expr_type type, struct expr **ep, struct expr **ep1, struct expr **ep2);
-struct expr *expr_trans_compare(struct expr *e, enum expr_type type, struct symbol *sym);
-struct expr *expr_simplify_unmet_dep(struct expr *e1, struct expr *e2);
-
-void expr_fprint(struct expr *e, FILE *out);
-struct gstr; /* forward */
-void expr_gstr_print(struct expr *e, struct gstr *gs);
-
-static inline int expr_is_yes(struct expr *e)
-{
-	return !e || (e->type == E_SYMBOL && e->left.sym == &symbol_yes);
-}
-
-static inline int expr_is_no(struct expr *e)
-{
-	return e && (e->type == E_SYMBOL && e->left.sym == &symbol_no);
-}
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* EXPR_H */
diff --git a/programs/src/kconfig/kconfig/list.h b/programs/src/kconfig/kconfig/list.h
deleted file mode 100644
index 685d80e..0000000
--- a/programs/src/kconfig/kconfig/list.h
+++ /dev/null
@@ -1,131 +0,0 @@
-#ifndef LIST_H
-#define LIST_H
-
-/*
- * Copied from include/linux/...
- */
-
-#undef offsetof
-#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
-
-/**
- * container_of - cast a member of a structure out to the containing structure
- * @ptr:        the pointer to the member.
- * @type:       the type of the container struct this is embedded in.
- * @member:     the name of the member within the struct.
- *
- */
-#define container_of(ptr, type, member) ({                      \
-	const typeof( ((type *)0)->member ) *__mptr = (ptr);    \
-	(type *)( (char *)__mptr - offsetof(type,member) );})
-
-
-struct list_head {
-	struct list_head *next, *prev;
-};
-
-
-#define LIST_HEAD_INIT(name) { &(name), &(name) }
-
-#define LIST_HEAD(name) \
-	struct list_head name = LIST_HEAD_INIT(name)
-
-/**
- * list_entry - get the struct for this entry
- * @ptr:	the &struct list_head pointer.
- * @type:	the type of the struct this is embedded in.
- * @member:	the name of the list_struct within the struct.
- */
-#define list_entry(ptr, type, member) \
-	container_of(ptr, type, member)
-
-/**
- * list_for_each_entry	-	iterate over list of given type
- * @pos:	the type * to use as a loop cursor.
- * @head:	the head for your list.
- * @member:	the name of the list_struct within the struct.
- */
-#define list_for_each_entry(pos, head, member)				\
-	for (pos = list_entry((head)->next, typeof(*pos), member);	\
-	     &pos->member != (head); 	\
-	     pos = list_entry(pos->member.next, typeof(*pos), member))
-
-/**
- * list_for_each_entry_safe - iterate over list of given type safe against removal of list entry
- * @pos:	the type * to use as a loop cursor.
- * @n:		another type * to use as temporary storage
- * @head:	the head for your list.
- * @member:	the name of the list_struct within the struct.
- */
-#define list_for_each_entry_safe(pos, n, head, member)			\
-	for (pos = list_entry((head)->next, typeof(*pos), member),	\
-		n = list_entry(pos->member.next, typeof(*pos), member);	\
-	     &pos->member != (head);					\
-	     pos = n, n = list_entry(n->member.next, typeof(*n), member))
-
-/**
- * list_empty - tests whether a list is empty
- * @head: the list to test.
- */
-static inline int list_empty(const struct list_head *head)
-{
-	return head->next == head;
-}
-
-/*
- * Insert a new entry between two known consecutive entries.
- *
- * This is only for internal list manipulation where we know
- * the prev/next entries already!
- */
-static inline void __list_add(struct list_head *_new,
-			      struct list_head *prev,
-			      struct list_head *next)
-{
-	next->prev = _new;
-	_new->next = next;
-	_new->prev = prev;
-	prev->next = _new;
-}
-
-/**
- * list_add_tail - add a new entry
- * @new: new entry to be added
- * @head: list head to add it before
- *
- * Insert a new entry before the specified head.
- * This is useful for implementing queues.
- */
-static inline void list_add_tail(struct list_head *_new, struct list_head *head)
-{
-	__list_add(_new, head->prev, head);
-}
-
-/*
- * Delete a list entry by making the prev/next entries
- * point to each other.
- *
- * This is only for internal list manipulation where we know
- * the prev/next entries already!
- */
-static inline void __list_del(struct list_head *prev, struct list_head *next)
-{
-	next->prev = prev;
-	prev->next = next;
-}
-
-#define LIST_POISON1  ((void *) 0x00100100)
-#define LIST_POISON2  ((void *) 0x00200200)
-/**
- * list_del - deletes entry from list.
- * @entry: the element to delete from the list.
- * Note: list_empty() on entry does not return true after this, the entry is
- * in an undefined state.
- */
-static inline void list_del(struct list_head *entry)
-{
-	__list_del(entry->prev, entry->next);
-	entry->next = (struct list_head*)LIST_POISON1;
-	entry->prev = (struct list_head*)LIST_POISON2;
-}
-#endif
diff --git a/programs/src/kconfig/kconfig/lkc.h b/programs/src/kconfig/kconfig/lkc.h
deleted file mode 100644
index d5daa7a..0000000
--- a/programs/src/kconfig/kconfig/lkc.h
+++ /dev/null
@@ -1,200 +0,0 @@
-/*
- * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#ifndef LKC_H
-#define LKC_H
-
-#include "expr.h"
-
-#ifndef KBUILD_NO_NLS
-# include <libintl.h>
-#else
-static inline const char *gettext(const char *txt) { return txt; }
-static inline void textdomain(const char *domainname) {}
-static inline void bindtextdomain(const char *name, const char *dir) {}
-static inline char *bind_textdomain_codeset(const char *dn, char *c) { return c; }
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#define P(name,type,arg)	extern type name arg
-#include "lkc_proto.h"
-#undef P
-
-#define SRCTREE "srctree"
-
-#ifndef PACKAGE
-#define PACKAGE "linux"
-#endif
-
-#define LOCALEDIR "/usr/share/locale"
-
-#define _(text) gettext(text)
-#define N_(text) (text)
-
-#ifndef CONFIG_
-#define CONFIG_ "CONFIG_"
-#endif
-static inline const char *CONFIG_prefix(void)
-{
-	return getenv( "CONFIG_" ) ?: CONFIG_;
-}
-#undef CONFIG_
-#define CONFIG_ CONFIG_prefix()
-
-#define TF_COMMAND	0x0001
-#define TF_PARAM	0x0002
-#define TF_OPTION	0x0004
-
-enum conf_def_mode {
-	def_default,
-	def_yes,
-	def_mod,
-	def_no,
-	def_random
-};
-
-#define T_OPT_MODULES		1
-#define T_OPT_DEFCONFIG_LIST	2
-#define T_OPT_ENV		3
-#define T_OPT_ALLNOCONFIG_Y	4
-
-struct kconf_id {
-	int name;
-	int token;
-	unsigned int flags;
-	enum symbol_type stype;
-};
-
-extern int zconfdebug;
-
-int zconfparse(void);
-void zconfdump(FILE *out);
-void zconf_starthelp(void);
-FILE *zconf_fopen(const char *name);
-void zconf_initscan(const char *name);
-void zconf_nextfile(const char *name);
-int zconf_lineno(void);
-const char *zconf_curname(void);
-
-/* confdata.c */
-const char *conf_get_configname(void);
-const char *conf_get_autoconfig_name(void);
-char *conf_get_default_confname(void);
-void sym_set_change_count(int count);
-void sym_add_change_count(int count);
-bool conf_set_all_new_symbols(enum conf_def_mode mode);
-void set_all_choice_values(struct symbol *csym);
-
-struct conf_printer {
-	void (*print_symbol)(FILE *, struct symbol *, const char *, void *);
-	void (*print_comment)(FILE *, const char *, void *);
-};
-
-/* confdata.c and expr.c */
-static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out)
-{
-	assert(len != 0);
-
-	if (fwrite(str, len, count, out) != count)
-		fprintf(stderr, "Error in writing or end of file.\n");
-}
-
-/* menu.c */
-void _menu_init(void);
-void menu_warn(struct menu *menu, const char *fmt, ...);
-struct menu *menu_add_menu(void);
-void menu_end_menu(void);
-void menu_add_entry(struct symbol *sym);
-void menu_end_entry(void);
-void menu_add_dep(struct expr *dep);
-void menu_add_visibility(struct expr *dep);
-struct property *menu_add_prop(enum prop_type type, char *prompt, struct expr *expr, struct expr *dep);
-struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep);
-void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep);
-void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep);
-void menu_add_option(int token, char *arg);
-void menu_finalize(struct menu *parent);
-void menu_set_type(int type);
-
-/* util.c */
-struct file *file_lookup(const char *name);
-int file_write_dep(const char *name);
-void *xmalloc(size_t size);
-void *xcalloc(size_t nmemb, size_t size);
-
-struct gstr {
-	size_t len;
-	char  *s;
-	/*
-	* when max_width is not zero long lines in string s (if any) get
-	* wrapped not to exceed the max_width value
-	*/
-	int max_width;
-};
-struct gstr str_new(void);
-struct gstr str_assign(const char *s);
-void str_free(struct gstr *gs);
-void str_append(struct gstr *gs, const char *s);
-void str_printf(struct gstr *gs, const char *fmt, ...);
-const char *str_get(struct gstr *gs);
-
-/* symbol.c */
-extern struct expr *sym_env_list;
-
-void sym_init(void);
-void sym_clear_all_valid(void);
-void sym_set_all_changed(void);
-void sym_set_changed(struct symbol *sym);
-struct symbol *sym_choice_default(struct symbol *sym);
-const char *sym_get_string_default(struct symbol *sym);
-struct symbol *sym_check_deps(struct symbol *sym);
-struct property *prop_alloc(enum prop_type type, struct symbol *sym);
-struct symbol *prop_get_symbol(struct property *prop);
-struct property *sym_get_env_prop(struct symbol *sym);
-
-static inline tristate sym_get_tristate_value(struct symbol *sym)
-{
-	return sym->curr.tri;
-}
-
-
-static inline struct symbol *sym_get_choice_value(struct symbol *sym)
-{
-	return (struct symbol *)sym->curr.val;
-}
-
-static inline bool sym_set_choice_value(struct symbol *ch, struct symbol *chval)
-{
-	return sym_set_tristate_value(chval, yes);
-}
-
-static inline bool sym_is_choice(struct symbol *sym)
-{
-	return sym->flags & SYMBOL_CHOICE ? true : false;
-}
-
-static inline bool sym_is_choice_value(struct symbol *sym)
-{
-	return sym->flags & SYMBOL_CHOICEVAL ? true : false;
-}
-
-static inline bool sym_is_optional(struct symbol *sym)
-{
-	return sym->flags & SYMBOL_OPTIONAL ? true : false;
-}
-
-static inline bool sym_has_value(struct symbol *sym)
-{
-	return sym->flags & SYMBOL_DEF_USER ? true : false;
-}
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* LKC_H */
diff --git a/programs/src/kconfig/kconfig/lkc_proto.h b/programs/src/kconfig/kconfig/lkc_proto.h
deleted file mode 100644
index ecdb965..0000000
--- a/programs/src/kconfig/kconfig/lkc_proto.h
+++ /dev/null
@@ -1,57 +0,0 @@
-#include <stdarg.h>
-
-/* confdata.c */
-P(conf_parse,void,(const char *name));
-P(conf_read,int,(const char *name));
-P(conf_read_simple,int,(const char *name, int));
-P(conf_write_defconfig,int,(const char *name));
-P(conf_write,int,(const char *name));
-P(conf_write_autoconf,int,(void));
-P(conf_get_changed,bool,(void));
-P(conf_set_changed_callback, void,(void (*fn)(void)));
-P(conf_set_message_callback, void,(void (*fn)(const char *fmt, va_list ap)));
-
-/* menu.c */
-P(rootmenu,struct menu,);
-
-P(menu_is_empty, bool, (struct menu *menu));
-P(menu_is_visible, bool, (struct menu *menu));
-P(menu_has_prompt, bool, (struct menu *menu));
-P(menu_get_prompt,const char *,(struct menu *menu));
-P(menu_get_root_menu,struct menu *,(struct menu *menu));
-P(menu_get_parent_menu,struct menu *,(struct menu *menu));
-P(menu_has_help,bool,(struct menu *menu));
-P(menu_get_help,const char *,(struct menu *menu));
-P(get_symbol_str, void, (struct gstr *r, struct symbol *sym, struct list_head
-			 *head));
-P(get_relations_str, struct gstr, (struct symbol **sym_arr, struct list_head
-				   *head));
-P(menu_get_ext_help,void,(struct menu *menu, struct gstr *help));
-
-/* symbol.c */
-P(symbol_hash,struct symbol *,[SYMBOL_HASHSIZE]);
-
-P(sym_lookup,struct symbol *,(const char *name, int flags));
-P(sym_find,struct symbol *,(const char *name));
-P(sym_expand_string_value,const char *,(const char *in));
-P(sym_escape_string_value, const char *,(const char *in));
-P(sym_re_search,struct symbol **,(const char *pattern));
-P(sym_type_name,const char *,(enum symbol_type type));
-P(sym_calc_value,void,(struct symbol *sym));
-P(sym_get_type,enum symbol_type,(struct symbol *sym));
-P(sym_tristate_within_range,bool,(struct symbol *sym,tristate tri));
-P(sym_set_tristate_value,bool,(struct symbol *sym,tristate tri));
-P(sym_toggle_tristate_value,tristate,(struct symbol *sym));
-P(sym_string_valid,bool,(struct symbol *sym, const char *newval));
-P(sym_string_within_range,bool,(struct symbol *sym, const char *str));
-P(sym_set_string_value,bool,(struct symbol *sym, const char *newval));
-P(sym_is_changable,bool,(struct symbol *sym));
-P(sym_get_choice_prop,struct property *,(struct symbol *sym));
-P(sym_get_default_prop,struct property *,(struct symbol *sym));
-P(sym_get_string_value,const char *,(struct symbol *sym));
-
-P(prop_get_type_name,const char *,(enum prop_type type));
-
-/* expr.c */
-P(expr_compare_type,int,(enum expr_type t1, enum expr_type t2));
-P(expr_print,void,(struct expr *e, void (*fn)(void *, struct symbol *, const char *), void *data, int prevtoken));
diff --git a/programs/src/kconfig/kconfig/menu.c b/programs/src/kconfig/kconfig/menu.c
deleted file mode 100644
index a26cc5d..0000000
--- a/programs/src/kconfig/kconfig/menu.c
+++ /dev/null
@@ -1,697 +0,0 @@
-/*
- * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#include <ctype.h>
-#include <stdarg.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "lkc.h"
-
-static const char nohelp_text[] = "There is no help available for this option.";
-
-struct menu rootmenu;
-static struct menu **last_entry_ptr;
-
-struct file *file_list;
-struct file *current_file;
-
-void menu_warn(struct menu *menu, const char *fmt, ...)
-{
-	va_list ap;
-	va_start(ap, fmt);
-	fprintf(stderr, "%s:%d:warning: ", menu->file->name, menu->lineno);
-	vfprintf(stderr, fmt, ap);
-	fprintf(stderr, "\n");
-	va_end(ap);
-}
-
-static void prop_warn(struct property *prop, const char *fmt, ...)
-{
-	va_list ap;
-	va_start(ap, fmt);
-	fprintf(stderr, "%s:%d:warning: ", prop->file->name, prop->lineno);
-	vfprintf(stderr, fmt, ap);
-	fprintf(stderr, "\n");
-	va_end(ap);
-}
-
-void _menu_init(void)
-{
-	current_entry = current_menu = &rootmenu;
-	last_entry_ptr = &rootmenu.list;
-}
-
-void menu_add_entry(struct symbol *sym)
-{
-	struct menu *menu;
-
-	menu = xmalloc(sizeof(*menu));
-	memset(menu, 0, sizeof(*menu));
-	menu->sym = sym;
-	menu->parent = current_menu;
-	menu->file = current_file;
-	menu->lineno = zconf_lineno();
-
-	*last_entry_ptr = menu;
-	last_entry_ptr = &menu->next;
-	current_entry = menu;
-	if (sym)
-		menu_add_symbol(P_SYMBOL, sym, NULL);
-}
-
-void menu_end_entry(void)
-{
-}
-
-struct menu *menu_add_menu(void)
-{
-	menu_end_entry();
-	last_entry_ptr = &current_entry->list;
-	return current_menu = current_entry;
-}
-
-void menu_end_menu(void)
-{
-	last_entry_ptr = &current_menu->next;
-	current_menu = current_menu->parent;
-}
-
-static struct expr *menu_check_dep(struct expr *e)
-{
-	if (!e)
-		return e;
-
-	switch (e->type) {
-	case E_NOT:
-		e->left.expr = menu_check_dep(e->left.expr);
-		break;
-	case E_OR:
-	case E_AND:
-		e->left.expr = menu_check_dep(e->left.expr);
-		e->right.expr = menu_check_dep(e->right.expr);
-		break;
-	case E_SYMBOL:
-		/* change 'm' into 'm' && MODULES */
-		if (e->left.sym == &symbol_mod)
-			return expr_alloc_and(e, expr_alloc_symbol(modules_sym));
-		break;
-	default:
-		break;
-	}
-	return e;
-}
-
-void menu_add_dep(struct expr *dep)
-{
-	current_entry->dep = expr_alloc_and(current_entry->dep, menu_check_dep(dep));
-}
-
-void menu_set_type(int type)
-{
-	struct symbol *sym = current_entry->sym;
-
-	if (sym->type == type)
-		return;
-	if (sym->type == S_UNKNOWN) {
-		sym->type = type;
-		return;
-	}
-	menu_warn(current_entry,
-		"ignoring type redefinition of '%s' from '%s' to '%s'",
-		sym->name ? sym->name : "<choice>",
-		sym_type_name(sym->type), sym_type_name(type));
-}
-
-struct property *menu_add_prop(enum prop_type type, char *prompt, struct expr *expr, struct expr *dep)
-{
-	struct property *prop = prop_alloc(type, current_entry->sym);
-
-	prop->menu = current_entry;
-	prop->expr = expr;
-	prop->visible.expr = menu_check_dep(dep);
-
-	if (prompt) {
-		if (isspace(*prompt)) {
-			prop_warn(prop, "leading whitespace ignored");
-			while (isspace(*prompt))
-				prompt++;
-		}
-		if (current_entry->prompt && current_entry != &rootmenu)
-			prop_warn(prop, "prompt redefined");
-
-		/* Apply all upper menus' visibilities to actual prompts. */
-		if(type == P_PROMPT) {
-			struct menu *menu = current_entry;
-
-			while ((menu = menu->parent) != NULL) {
-				struct expr *dup_expr;
-
-				if (!menu->visibility)
-					continue;
-				/*
-				 * Do not add a reference to the
-				 * menu's visibility expression but
-				 * use a copy of it.  Otherwise the
-				 * expression reduction functions
-				 * will modify expressions that have
-				 * multiple references which can
-				 * cause unwanted side effects.
-				 */
-				dup_expr = expr_copy(menu->visibility);
-
-				prop->visible.expr
-					= expr_alloc_and(prop->visible.expr,
-							 dup_expr);
-			}
-		}
-
-		current_entry->prompt = prop;
-	}
-	prop->text = prompt;
-
-	return prop;
-}
-
-struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep)
-{
-	return menu_add_prop(type, prompt, NULL, dep);
-}
-
-void menu_add_visibility(struct expr *expr)
-{
-	current_entry->visibility = expr_alloc_and(current_entry->visibility,
-	    expr);
-}
-
-void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep)
-{
-	menu_add_prop(type, NULL, expr, dep);
-}
-
-void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep)
-{
-	menu_add_prop(type, NULL, expr_alloc_symbol(sym), dep);
-}
-
-void menu_add_option(int token, char *arg)
-{
-	switch (token) {
-	case T_OPT_MODULES:
-		if (modules_sym)
-			zconf_error("symbol '%s' redefines option 'modules'"
-				    " already defined by symbol '%s'",
-				    current_entry->sym->name,
-				    modules_sym->name
-				    );
-		modules_sym = current_entry->sym;
-		break;
-	case T_OPT_DEFCONFIG_LIST:
-		if (!sym_defconfig_list)
-			sym_defconfig_list = current_entry->sym;
-		else if (sym_defconfig_list != current_entry->sym)
-			zconf_error("trying to redefine defconfig symbol");
-		break;
-	case T_OPT_ENV:
-		prop_add_env(arg);
-		break;
-	case T_OPT_ALLNOCONFIG_Y:
-		current_entry->sym->flags |= SYMBOL_ALLNOCONFIG_Y;
-		break;
-	}
-}
-
-static int menu_validate_number(struct symbol *sym, struct symbol *sym2)
-{
-	return sym2->type == S_INT || sym2->type == S_HEX ||
-	       (sym2->type == S_UNKNOWN && sym_string_valid(sym, sym2->name));
-}
-
-static void sym_check_prop(struct symbol *sym)
-{
-	struct property *prop;
-	struct symbol *sym2;
-	for (prop = sym->prop; prop; prop = prop->next) {
-		switch (prop->type) {
-		case P_DEFAULT:
-			if ((sym->type == S_STRING || sym->type == S_INT || sym->type == S_HEX) &&
-			    prop->expr->type != E_SYMBOL)
-				prop_warn(prop,
-				    "default for config symbol '%s'"
-				    " must be a single symbol", sym->name);
-			if (prop->expr->type != E_SYMBOL)
-				break;
-			sym2 = prop_get_symbol(prop);
-			if (sym->type == S_HEX || sym->type == S_INT) {
-				if (!menu_validate_number(sym, sym2))
-					prop_warn(prop,
-					    "'%s': number is invalid",
-					    sym->name);
-			}
-			break;
-		case P_SELECT:
-			sym2 = prop_get_symbol(prop);
-			if (sym->type != S_BOOLEAN && sym->type != S_TRISTATE)
-				prop_warn(prop,
-				    "config symbol '%s' uses select, but is "
-				    "not boolean or tristate", sym->name);
-			else if (sym2->type != S_UNKNOWN &&
-				 sym2->type != S_BOOLEAN &&
-				 sym2->type != S_TRISTATE)
-				prop_warn(prop,
-				    "'%s' has wrong type. 'select' only "
-				    "accept arguments of boolean and "
-				    "tristate type", sym2->name);
-			break;
-		case P_RANGE:
-			if (sym->type != S_INT && sym->type != S_HEX)
-				prop_warn(prop, "range is only allowed "
-						"for int or hex symbols");
-			if (!menu_validate_number(sym, prop->expr->left.sym) ||
-			    !menu_validate_number(sym, prop->expr->right.sym))
-				prop_warn(prop, "range is invalid");
-			break;
-		default:
-			;
-		}
-	}
-}
-
-void menu_finalize(struct menu *parent)
-{
-	struct menu *menu, *last_menu;
-	struct symbol *sym;
-	struct property *prop;
-	struct expr *parentdep, *basedep, *dep, *dep2, **ep;
-
-	sym = parent->sym;
-	if (parent->list) {
-		if (sym && sym_is_choice(sym)) {
-			if (sym->type == S_UNKNOWN) {
-				/* find the first choice value to find out choice type */
-				current_entry = parent;
-				for (menu = parent->list; menu; menu = menu->next) {
-					if (menu->sym && menu->sym->type != S_UNKNOWN) {
-						menu_set_type(menu->sym->type);
-						break;
-					}
-				}
-			}
-			/* set the type of the remaining choice values */
-			for (menu = parent->list; menu; menu = menu->next) {
-				current_entry = menu;
-				if (menu->sym && menu->sym->type == S_UNKNOWN)
-					menu_set_type(sym->type);
-			}
-			parentdep = expr_alloc_symbol(sym);
-		} else if (parent->prompt)
-			parentdep = parent->prompt->visible.expr;
-		else
-			parentdep = parent->dep;
-
-		for (menu = parent->list; menu; menu = menu->next) {
-			basedep = expr_transform(menu->dep);
-			basedep = expr_alloc_and(expr_copy(parentdep), basedep);
-			basedep = expr_eliminate_dups(basedep);
-			menu->dep = basedep;
-			if (menu->sym)
-				prop = menu->sym->prop;
-			else
-				prop = menu->prompt;
-			for (; prop; prop = prop->next) {
-				if (prop->menu != menu)
-					continue;
-				dep = expr_transform(prop->visible.expr);
-				dep = expr_alloc_and(expr_copy(basedep), dep);
-				dep = expr_eliminate_dups(dep);
-				if (menu->sym && menu->sym->type != S_TRISTATE)
-					dep = expr_trans_bool(dep);
-				prop->visible.expr = dep;
-				if (prop->type == P_SELECT) {
-					struct symbol *es = prop_get_symbol(prop);
-					es->rev_dep.expr = expr_alloc_or(es->rev_dep.expr,
-							expr_alloc_and(expr_alloc_symbol(menu->sym), expr_copy(dep)));
-				}
-			}
-		}
-		for (menu = parent->list; menu; menu = menu->next)
-			menu_finalize(menu);
-	} else if (sym) {
-		basedep = parent->prompt ? parent->prompt->visible.expr : NULL;
-		basedep = expr_trans_compare(basedep, E_UNEQUAL, &symbol_no);
-		basedep = expr_eliminate_dups(expr_transform(basedep));
-		last_menu = NULL;
-		for (menu = parent->next; menu; menu = menu->next) {
-			dep = menu->prompt ? menu->prompt->visible.expr : menu->dep;
-			if (!expr_contains_symbol(dep, sym))
-				break;
-			if (expr_depends_symbol(dep, sym))
-				goto next;
-			dep = expr_trans_compare(dep, E_UNEQUAL, &symbol_no);
-			dep = expr_eliminate_dups(expr_transform(dep));
-			dep2 = expr_copy(basedep);
-			expr_eliminate_eq(&dep, &dep2);
-			expr_free(dep);
-			if (!expr_is_yes(dep2)) {
-				expr_free(dep2);
-				break;
-			}
-			expr_free(dep2);
-		next:
-			menu_finalize(menu);
-			menu->parent = parent;
-			last_menu = menu;
-		}
-		if (last_menu) {
-			parent->list = parent->next;
-			parent->next = last_menu->next;
-			last_menu->next = NULL;
-		}
-
-		sym->dir_dep.expr = expr_alloc_or(sym->dir_dep.expr, parent->dep);
-	}
-	for (menu = parent->list; menu; menu = menu->next) {
-		if (sym && sym_is_choice(sym) &&
-		    menu->sym && !sym_is_choice_value(menu->sym)) {
-			current_entry = menu;
-			menu->sym->flags |= SYMBOL_CHOICEVAL;
-			if (!menu->prompt)
-				menu_warn(menu, "choice value must have a prompt");
-			for (prop = menu->sym->prop; prop; prop = prop->next) {
-				if (prop->type == P_DEFAULT)
-					prop_warn(prop, "defaults for choice "
-						  "values not supported");
-				if (prop->menu == menu)
-					continue;
-				if (prop->type == P_PROMPT &&
-				    prop->menu->parent->sym != sym)
-					prop_warn(prop, "choice value used outside its choice group");
-			}
-			/* Non-tristate choice values of tristate choices must
-			 * depend on the choice being set to Y. The choice
-			 * values' dependencies were propagated to their
-			 * properties above, so the change here must be re-
-			 * propagated.
-			 */
-			if (sym->type == S_TRISTATE && menu->sym->type != S_TRISTATE) {
-				basedep = expr_alloc_comp(E_EQUAL, sym, &symbol_yes);
-				menu->dep = expr_alloc_and(basedep, menu->dep);
-				for (prop = menu->sym->prop; prop; prop = prop->next) {
-					if (prop->menu != menu)
-						continue;
-					prop->visible.expr = expr_alloc_and(expr_copy(basedep),
-									    prop->visible.expr);
-				}
-			}
-			menu_add_symbol(P_CHOICE, sym, NULL);
-			prop = sym_get_choice_prop(sym);
-			for (ep = &prop->expr; *ep; ep = &(*ep)->left.expr)
-				;
-			*ep = expr_alloc_one(E_LIST, NULL);
-			(*ep)->right.sym = menu->sym;
-		}
-		if (menu->list && (!menu->prompt || !menu->prompt->text)) {
-			for (last_menu = menu->list; ; last_menu = last_menu->next) {
-				last_menu->parent = parent;
-				if (!last_menu->next)
-					break;
-			}
-			last_menu->next = menu->next;
-			menu->next = menu->list;
-			menu->list = NULL;
-		}
-	}
-
-	if (sym && !(sym->flags & SYMBOL_WARNED)) {
-		if (sym->type == S_UNKNOWN)
-			menu_warn(parent, "config symbol defined without type");
-
-		if (sym_is_choice(sym) && !parent->prompt)
-			menu_warn(parent, "choice must have a prompt");
-
-		/* Check properties connected to this symbol */
-		sym_check_prop(sym);
-		sym->flags |= SYMBOL_WARNED;
-	}
-
-	if (sym && !sym_is_optional(sym) && parent->prompt) {
-		sym->rev_dep.expr = expr_alloc_or(sym->rev_dep.expr,
-				expr_alloc_and(parent->prompt->visible.expr,
-					expr_alloc_symbol(&symbol_mod)));
-	}
-}
-
-bool menu_has_prompt(struct menu *menu)
-{
-	if (!menu->prompt)
-		return false;
-	return true;
-}
-
-/*
- * Determine if a menu is empty.
- * A menu is considered empty if it contains no or only
- * invisible entries.
- */
-bool menu_is_empty(struct menu *menu)
-{
-	struct menu *child;
-
-	for (child = menu->list; child; child = child->next) {
-		if (menu_is_visible(child))
-			return(false);
-	}
-	return(true);
-}
-
-bool menu_is_visible(struct menu *menu)
-{
-	struct menu *child;
-	struct symbol *sym;
-	tristate visible;
-
-	if (!menu->prompt)
-		return false;
-
-	if (menu->visibility) {
-		if (expr_calc_value(menu->visibility) == no)
-			return no;
-	}
-
-	sym = menu->sym;
-	if (sym) {
-		sym_calc_value(sym);
-		visible = menu->prompt->visible.tri;
-	} else
-		visible = menu->prompt->visible.tri = expr_calc_value(menu->prompt->visible.expr);
-
-	if (visible != no)
-		return true;
-
-	if (!sym || sym_get_tristate_value(menu->sym) == no)
-		return false;
-
-	for (child = menu->list; child; child = child->next) {
-		if (menu_is_visible(child)) {
-			if (sym)
-				sym->flags |= SYMBOL_DEF_USER;
-			return true;
-		}
-	}
-
-	return false;
-}
-
-const char *menu_get_prompt(struct menu *menu)
-{
-	if (menu->prompt)
-		return menu->prompt->text;
-	else if (menu->sym)
-		return menu->sym->name;
-	return NULL;
-}
-
-struct menu *menu_get_root_menu(struct menu *menu)
-{
-	return &rootmenu;
-}
-
-struct menu *menu_get_parent_menu(struct menu *menu)
-{
-	enum prop_type type;
-
-	for (; menu != &rootmenu; menu = menu->parent) {
-		type = menu->prompt ? menu->prompt->type : 0;
-		if (type == P_MENU)
-			break;
-	}
-	return menu;
-}
-
-bool menu_has_help(struct menu *menu)
-{
-	return menu->help != NULL;
-}
-
-const char *menu_get_help(struct menu *menu)
-{
-	if (menu->help)
-		return menu->help;
-	else
-		return "";
-}
-
-static void get_prompt_str(struct gstr *r, struct property *prop,
-			   struct list_head *head)
-{
-	int i, j;
-	struct menu *submenu[8], *menu, *location = NULL;
-	struct jump_key *jump;
-
-	str_printf(r, _("Prompt: %s\n"), _(prop->text));
-	menu = prop->menu->parent;
-	for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent) {
-		bool accessible = menu_is_visible(menu);
-
-		submenu[i++] = menu;
-		if (location == NULL && accessible)
-			location = menu;
-	}
-	if (head && location) {
-		jump = xmalloc(sizeof(struct jump_key));
-
-		if (menu_is_visible(prop->menu)) {
-			/*
-			 * There is not enough room to put the hint at the
-			 * beginning of the "Prompt" line. Put the hint on the
-			 * last "Location" line even when it would belong on
-			 * the former.
-			 */
-			jump->target = prop->menu;
-		} else
-			jump->target = location;
-
-		if (list_empty(head))
-			jump->index = 0;
-		else
-			jump->index = list_entry(head->prev, struct jump_key,
-						 entries)->index + 1;
-
-		list_add_tail(&jump->entries, head);
-	}
-
-	if (i > 0) {
-		str_printf(r, _("  Location:\n"));
-		for (j = 4; --i >= 0; j += 2) {
-			menu = submenu[i];
-			if (head && location && menu == location)
-				jump->offset = strlen(r->s);
-			str_printf(r, "%*c-> %s", j, ' ',
-				   _(menu_get_prompt(menu)));
-			if (menu->sym) {
-				str_printf(r, " (%s [=%s])", menu->sym->name ?
-					menu->sym->name : _("<choice>"),
-					sym_get_string_value(menu->sym));
-			}
-			str_append(r, "\n");
-		}
-	}
-}
-
-/*
- * get property of type P_SYMBOL
- */
-static struct property *get_symbol_prop(struct symbol *sym)
-{
-	struct property *prop = NULL;
-
-	for_all_properties(sym, prop, P_SYMBOL)
-		break;
-	return prop;
-}
-
-/*
- * head is optional and may be NULL
- */
-void get_symbol_str(struct gstr *r, struct symbol *sym,
-		    struct list_head *head)
-{
-	bool hit;
-	struct property *prop;
-
-	if (sym && sym->name) {
-		str_printf(r, "Symbol: %s [=%s]\n", sym->name,
-			   sym_get_string_value(sym));
-		str_printf(r, "Type  : %s\n", sym_type_name(sym->type));
-		if (sym->type == S_INT || sym->type == S_HEX) {
-			prop = sym_get_range_prop(sym);
-			if (prop) {
-				str_printf(r, "Range : ");
-				expr_gstr_print(prop->expr, r);
-				str_append(r, "\n");
-			}
-		}
-	}
-	for_all_prompts(sym, prop)
-		get_prompt_str(r, prop, head);
-
-	prop = get_symbol_prop(sym);
-	if (prop) {
-		str_printf(r, _("  Defined at %s:%d\n"), prop->menu->file->name,
-			prop->menu->lineno);
-		if (!expr_is_yes(prop->visible.expr)) {
-			str_append(r, _("  Depends on: "));
-			expr_gstr_print(prop->visible.expr, r);
-			str_append(r, "\n");
-		}
-	}
-
-	hit = false;
-	for_all_properties(sym, prop, P_SELECT) {
-		if (!hit) {
-			str_append(r, "  Selects: ");
-			hit = true;
-		} else
-			str_printf(r, " && ");
-		expr_gstr_print(prop->expr, r);
-	}
-	if (hit)
-		str_append(r, "\n");
-	if (sym->rev_dep.expr) {
-		str_append(r, _("  Selected by: "));
-		expr_gstr_print(sym->rev_dep.expr, r);
-		str_append(r, "\n");
-	}
-	str_append(r, "\n\n");
-}
-
-struct gstr get_relations_str(struct symbol **sym_arr, struct list_head *head)
-{
-	struct symbol *sym;
-	struct gstr res = str_new();
-	int i;
-
-	for (i = 0; sym_arr && (sym = sym_arr[i]); i++)
-		get_symbol_str(&res, sym, head);
-	if (!i)
-		str_append(&res, _("No matches found.\n"));
-	return res;
-}
-
-
-void menu_get_ext_help(struct menu *menu, struct gstr *help)
-{
-	struct symbol *sym = menu->sym;
-	const char *help_text = nohelp_text;
-
-	if (menu_has_help(menu)) {
-		if (sym->name)
-			str_printf(help, "%s%s:\n\n", CONFIG_, sym->name);
-		help_text = menu_get_help(menu);
-	}
-	str_printf(help, "%s\n", _(help_text));
-	if (sym)
-		get_symbol_str(help, sym, NULL);
-}
diff --git a/programs/src/kconfig/kconfig/symbol.c b/programs/src/kconfig/kconfig/symbol.c
deleted file mode 100644
index 7caabdb..0000000
--- a/programs/src/kconfig/kconfig/symbol.c
+++ /dev/null
@@ -1,1373 +0,0 @@
-/*
- * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#include <ctype.h>
-#include <stdlib.h>
-#include <string.h>
-#include <regex.h>
-#include <sys/utsname.h>
-
-#include "lkc.h"
-
-struct symbol symbol_yes = {
-	.name = "y",
-	.curr = { "y", yes },
-	.flags = SYMBOL_CONST|SYMBOL_VALID,
-}, symbol_mod = {
-	.name = "m",
-	.curr = { "m", mod },
-	.flags = SYMBOL_CONST|SYMBOL_VALID,
-}, symbol_no = {
-	.name = "n",
-	.curr = { "n", no },
-	.flags = SYMBOL_CONST|SYMBOL_VALID,
-}, symbol_empty = {
-	.name = "",
-	.curr = { "", no },
-	.flags = SYMBOL_VALID,
-};
-
-struct symbol *sym_defconfig_list;
-struct symbol *modules_sym;
-tristate modules_val;
-
-struct expr *sym_env_list;
-
-static void sym_add_default(struct symbol *sym, const char *def)
-{
-	struct property *prop = prop_alloc(P_DEFAULT, sym);
-
-	prop->expr = expr_alloc_symbol(sym_lookup(def, SYMBOL_CONST));
-}
-
-void sym_init(void)
-{
-	struct symbol *sym;
-	struct utsname uts;
-	static bool inited = false;
-
-	if (inited)
-		return;
-	inited = true;
-
-	uname(&uts);
-
-	sym = sym_lookup("UNAME_RELEASE", 0);
-	sym->type = S_STRING;
-	sym->flags |= SYMBOL_AUTO;
-	sym_add_default(sym, uts.release);
-}
-
-enum symbol_type sym_get_type(struct symbol *sym)
-{
-	enum symbol_type type = sym->type;
-
-	if (type == S_TRISTATE) {
-		if (sym_is_choice_value(sym) && sym->visible == yes)
-			type = S_BOOLEAN;
-		else if (modules_val == no)
-			type = S_BOOLEAN;
-	}
-	return type;
-}
-
-const char *sym_type_name(enum symbol_type type)
-{
-	switch (type) {
-	case S_BOOLEAN:
-		return "boolean";
-	case S_TRISTATE:
-		return "tristate";
-	case S_INT:
-		return "integer";
-	case S_HEX:
-		return "hex";
-	case S_STRING:
-		return "string";
-	case S_UNKNOWN:
-		return "unknown";
-	case S_OTHER:
-		break;
-	}
-	return "???";
-}
-
-struct property *sym_get_choice_prop(struct symbol *sym)
-{
-	struct property *prop;
-
-	for_all_choices(sym, prop)
-		return prop;
-	return NULL;
-}
-
-struct property *sym_get_env_prop(struct symbol *sym)
-{
-	struct property *prop;
-
-	for_all_properties(sym, prop, P_ENV)
-		return prop;
-	return NULL;
-}
-
-struct property *sym_get_default_prop(struct symbol *sym)
-{
-	struct property *prop;
-
-	for_all_defaults(sym, prop) {
-		prop->visible.tri = expr_calc_value(prop->visible.expr);
-		if (prop->visible.tri != no)
-			return prop;
-	}
-	return NULL;
-}
-
-static struct property *sym_get_range_prop(struct symbol *sym)
-{
-	struct property *prop;
-
-	for_all_properties(sym, prop, P_RANGE) {
-		prop->visible.tri = expr_calc_value(prop->visible.expr);
-		if (prop->visible.tri != no)
-			return prop;
-	}
-	return NULL;
-}
-
-static long long sym_get_range_val(struct symbol *sym, int base)
-{
-	sym_calc_value(sym);
-	switch (sym->type) {
-	case S_INT:
-		base = 10;
-		break;
-	case S_HEX:
-		base = 16;
-		break;
-	default:
-		break;
-	}
-	return strtoll(sym->curr.val, NULL, base);
-}
-
-static void sym_validate_range(struct symbol *sym)
-{
-	struct property *prop;
-	int base;
-	long long val, val2;
-	char str[64];
-
-	switch (sym->type) {
-	case S_INT:
-		base = 10;
-		break;
-	case S_HEX:
-		base = 16;
-		break;
-	default:
-		return;
-	}
-	prop = sym_get_range_prop(sym);
-	if (!prop)
-		return;
-	val = strtoll(sym->curr.val, NULL, base);
-	val2 = sym_get_range_val(prop->expr->left.sym, base);
-	if (val >= val2) {
-		val2 = sym_get_range_val(prop->expr->right.sym, base);
-		if (val <= val2)
-			return;
-	}
-	if (sym->type == S_INT)
-		sprintf(str, "%lld", val2);
-	else
-		sprintf(str, "0x%llx", val2);
-	sym->curr.val = strdup(str);
-}
-
-static void sym_calc_visibility(struct symbol *sym)
-{
-	struct property *prop;
-	tristate tri;
-
-	/* any prompt visible? */
-	tri = no;
-	for_all_prompts(sym, prop) {
-		prop->visible.tri = expr_calc_value(prop->visible.expr);
-		tri = EXPR_OR(tri, prop->visible.tri);
-	}
-	if (tri == mod && (sym->type != S_TRISTATE || modules_val == no))
-		tri = yes;
-	if (sym->visible != tri) {
-		sym->visible = tri;
-		sym_set_changed(sym);
-	}
-	if (sym_is_choice_value(sym))
-		return;
-	/* defaulting to "yes" if no explicit "depends on" are given */
-	tri = yes;
-	if (sym->dir_dep.expr)
-		tri = expr_calc_value(sym->dir_dep.expr);
-	if (tri == mod)
-		tri = yes;
-	if (sym->dir_dep.tri != tri) {
-		sym->dir_dep.tri = tri;
-		sym_set_changed(sym);
-	}
-	tri = no;
-	if (sym->rev_dep.expr)
-		tri = expr_calc_value(sym->rev_dep.expr);
-	if (tri == mod && sym_get_type(sym) == S_BOOLEAN)
-		tri = yes;
-	if (sym->rev_dep.tri != tri) {
-		sym->rev_dep.tri = tri;
-		sym_set_changed(sym);
-	}
-}
-
-/*
- * Find the default symbol for a choice.
- * First try the default values for the choice symbol
- * Next locate the first visible choice value
- * Return NULL if none was found
- */
-struct symbol *sym_choice_default(struct symbol *sym)
-{
-	struct symbol *def_sym;
-	struct property *prop;
-	struct expr *e;
-
-	/* any of the defaults visible? */
-	for_all_defaults(sym, prop) {
-		prop->visible.tri = expr_calc_value(prop->visible.expr);
-		if (prop->visible.tri == no)
-			continue;
-		def_sym = prop_get_symbol(prop);
-		if (def_sym->visible != no)
-			return def_sym;
-	}
-
-	/* just get the first visible value */
-	prop = sym_get_choice_prop(sym);
-	expr_list_for_each_sym(prop->expr, e, def_sym)
-		if (def_sym->visible != no)
-			return def_sym;
-
-	/* failed to locate any defaults */
-	return NULL;
-}
-
-static struct symbol *sym_calc_choice(struct symbol *sym)
-{
-	struct symbol *def_sym;
-	struct property *prop;
-	struct expr *e;
-	int flags;
-
-	/* first calculate all choice values' visibilities */
-	flags = sym->flags;
-	prop = sym_get_choice_prop(sym);
-	expr_list_for_each_sym(prop->expr, e, def_sym) {
-		sym_calc_visibility(def_sym);
-		if (def_sym->visible != no)
-			flags &= def_sym->flags;
-	}
-
-	sym->flags &= flags | ~SYMBOL_DEF_USER;
-
-	/* is the user choice visible? */
-	def_sym = sym->def[S_DEF_USER].val;
-	if (def_sym && def_sym->visible != no)
-		return def_sym;
-
-	def_sym = sym_choice_default(sym);
-
-	if (def_sym == NULL)
-		/* no choice? reset tristate value */
-		sym->curr.tri = no;
-
-	return def_sym;
-}
-
-void sym_calc_value(struct symbol *sym)
-{
-	struct symbol_value newval, oldval;
-	struct property *prop;
-	struct expr *e;
-
-	if (!sym)
-		return;
-
-	if (sym->flags & SYMBOL_VALID)
-		return;
-
-	if (sym_is_choice_value(sym) &&
-	    sym->flags & SYMBOL_NEED_SET_CHOICE_VALUES) {
-		sym->flags &= ~SYMBOL_NEED_SET_CHOICE_VALUES;
-		prop = sym_get_choice_prop(sym);
-		sym_calc_value(prop_get_symbol(prop));
-	}
-
-	sym->flags |= SYMBOL_VALID;
-
-	oldval = sym->curr;
-
-	switch (sym->type) {
-	case S_INT:
-	case S_HEX:
-	case S_STRING:
-		newval = symbol_empty.curr;
-		break;
-	case S_BOOLEAN:
-	case S_TRISTATE:
-		newval = symbol_no.curr;
-		break;
-	default:
-		sym->curr.val = sym->name;
-		sym->curr.tri = no;
-		return;
-	}
-	if (!sym_is_choice_value(sym))
-		sym->flags &= ~SYMBOL_WRITE;
-
-	sym_calc_visibility(sym);
-
-	/* set default if recursively called */
-	sym->curr = newval;
-
-	switch (sym_get_type(sym)) {
-	case S_BOOLEAN:
-	case S_TRISTATE:
-		if (sym_is_choice_value(sym) && sym->visible == yes) {
-			prop = sym_get_choice_prop(sym);
-			newval.tri = (prop_get_symbol(prop)->curr.val == sym) ? yes : no;
-		} else {
-			if (sym->visible != no) {
-				/* if the symbol is visible use the user value
-				 * if available, otherwise try the default value
-				 */
-				sym->flags |= SYMBOL_WRITE;
-				if (sym_has_value(sym)) {
-					newval.tri = EXPR_AND(sym->def[S_DEF_USER].tri,
-							      sym->visible);
-					goto calc_newval;
-				}
-			}
-			if (sym->rev_dep.tri != no)
-				sym->flags |= SYMBOL_WRITE;
-			if (!sym_is_choice(sym)) {
-				prop = sym_get_default_prop(sym);
-				if (prop) {
-					sym->flags |= SYMBOL_WRITE;
-					newval.tri = EXPR_AND(expr_calc_value(prop->expr),
-							      prop->visible.tri);
-				}
-			}
-		calc_newval:
-			if (sym->dir_dep.tri == no && sym->rev_dep.tri != no) {
-				struct expr *e;
-				e = expr_simplify_unmet_dep(sym->rev_dep.expr,
-				    sym->dir_dep.expr);
-				fprintf(stderr, "warning: (");
-				expr_fprint(e, stderr);
-				fprintf(stderr, ") selects %s which has unmet direct dependencies (",
-					sym->name);
-				expr_fprint(sym->dir_dep.expr, stderr);
-				fprintf(stderr, ")\n");
-				expr_free(e);
-			}
-			newval.tri = EXPR_OR(newval.tri, sym->rev_dep.tri);
-		}
-		if (newval.tri == mod && sym_get_type(sym) == S_BOOLEAN)
-			newval.tri = yes;
-		break;
-	case S_STRING:
-	case S_HEX:
-	case S_INT:
-		if (sym->visible != no) {
-			sym->flags |= SYMBOL_WRITE;
-			if (sym_has_value(sym)) {
-				newval.val = sym->def[S_DEF_USER].val;
-				break;
-			}
-		}
-		prop = sym_get_default_prop(sym);
-		if (prop) {
-			struct symbol *ds = prop_get_symbol(prop);
-			if (ds) {
-				sym->flags |= SYMBOL_WRITE;
-				sym_calc_value(ds);
-				newval.val = ds->curr.val;
-			}
-		}
-		break;
-	default:
-		;
-	}
-
-	sym->curr = newval;
-	if (sym_is_choice(sym) && newval.tri == yes)
-		sym->curr.val = sym_calc_choice(sym);
-	sym_validate_range(sym);
-
-	if (memcmp(&oldval, &sym->curr, sizeof(oldval))) {
-		sym_set_changed(sym);
-		if (modules_sym == sym) {
-			sym_set_all_changed();
-			modules_val = modules_sym->curr.tri;
-		}
-	}
-
-	if (sym_is_choice(sym)) {
-		struct symbol *choice_sym;
-
-		prop = sym_get_choice_prop(sym);
-		expr_list_for_each_sym(prop->expr, e, choice_sym) {
-			if ((sym->flags & SYMBOL_WRITE) &&
-			    choice_sym->visible != no)
-				choice_sym->flags |= SYMBOL_WRITE;
-			if (sym->flags & SYMBOL_CHANGED)
-				sym_set_changed(choice_sym);
-		}
-	}
-
-	if (sym->flags & SYMBOL_AUTO)
-		sym->flags &= ~SYMBOL_WRITE;
-
-	if (sym->flags & SYMBOL_NEED_SET_CHOICE_VALUES)
-		set_all_choice_values(sym);
-}
-
-void sym_clear_all_valid(void)
-{
-	struct symbol *sym;
-	int i;
-
-	for_all_symbols(i, sym)
-		sym->flags &= ~SYMBOL_VALID;
-	sym_add_change_count(1);
-	if (modules_sym)
-		sym_calc_value(modules_sym);
-}
-
-void sym_set_changed(struct symbol *sym)
-{
-	struct property *prop;
-
-	sym->flags |= SYMBOL_CHANGED;
-	for (prop = sym->prop; prop; prop = prop->next) {
-		if (prop->menu)
-			prop->menu->flags |= MENU_CHANGED;
-	}
-}
-
-void sym_set_all_changed(void)
-{
-	struct symbol *sym;
-	int i;
-
-	for_all_symbols(i, sym)
-		sym_set_changed(sym);
-}
-
-bool sym_tristate_within_range(struct symbol *sym, tristate val)
-{
-	int type = sym_get_type(sym);
-
-	if (sym->visible == no)
-		return false;
-
-	if (type != S_BOOLEAN && type != S_TRISTATE)
-		return false;
-
-	if (type == S_BOOLEAN && val == mod)
-		return false;
-	if (sym->visible <= sym->rev_dep.tri)
-		return false;
-	if (sym_is_choice_value(sym) && sym->visible == yes)
-		return val == yes;
-	return val >= sym->rev_dep.tri && val <= sym->visible;
-}
-
-bool sym_set_tristate_value(struct symbol *sym, tristate val)
-{
-	tristate oldval = sym_get_tristate_value(sym);
-
-	if (oldval != val && !sym_tristate_within_range(sym, val))
-		return false;
-
-	if (!(sym->flags & SYMBOL_DEF_USER)) {
-		sym->flags |= SYMBOL_DEF_USER;
-		sym_set_changed(sym);
-	}
-	/*
-	 * setting a choice value also resets the new flag of the choice
-	 * symbol and all other choice values.
-	 */
-	if (sym_is_choice_value(sym) && val == yes) {
-		struct symbol *cs = prop_get_symbol(sym_get_choice_prop(sym));
-		struct property *prop;
-		struct expr *e;
-
-		cs->def[S_DEF_USER].val = sym;
-		cs->flags |= SYMBOL_DEF_USER;
-		prop = sym_get_choice_prop(cs);
-		for (e = prop->expr; e; e = e->left.expr) {
-			if (e->right.sym->visible != no)
-				e->right.sym->flags |= SYMBOL_DEF_USER;
-		}
-	}
-
-	sym->def[S_DEF_USER].tri = val;
-	if (oldval != val)
-		sym_clear_all_valid();
-
-	return true;
-}
-
-tristate sym_toggle_tristate_value(struct symbol *sym)
-{
-	tristate oldval, newval;
-
-	oldval = newval = sym_get_tristate_value(sym);
-	do {
-		switch (newval) {
-		case no:
-			newval = mod;
-			break;
-		case mod:
-			newval = yes;
-			break;
-		case yes:
-			newval = no;
-			break;
-		}
-		if (sym_set_tristate_value(sym, newval))
-			break;
-	} while (oldval != newval);
-	return newval;
-}
-
-bool sym_string_valid(struct symbol *sym, const char *str)
-{
-	signed char ch;
-
-	switch (sym->type) {
-	case S_STRING:
-		return true;
-	case S_INT:
-		ch = *str++;
-		if (ch == '-')
-			ch = *str++;
-		if (!isdigit(ch))
-			return false;
-		if (ch == '0' && *str != 0)
-			return false;
-		while ((ch = *str++)) {
-			if (!isdigit(ch))
-				return false;
-		}
-		return true;
-	case S_HEX:
-		if (str[0] == '0' && (str[1] == 'x' || str[1] == 'X'))
-			str += 2;
-		ch = *str++;
-		do {
-			if (!isxdigit(ch))
-				return false;
-		} while ((ch = *str++));
-		return true;
-	case S_BOOLEAN:
-	case S_TRISTATE:
-		switch (str[0]) {
-		case 'y': case 'Y':
-		case 'm': case 'M':
-		case 'n': case 'N':
-			return true;
-		}
-		return false;
-	default:
-		return false;
-	}
-}
-
-bool sym_string_within_range(struct symbol *sym, const char *str)
-{
-	struct property *prop;
-	long long val;
-
-	switch (sym->type) {
-	case S_STRING:
-		return sym_string_valid(sym, str);
-	case S_INT:
-		if (!sym_string_valid(sym, str))
-			return false;
-		prop = sym_get_range_prop(sym);
-		if (!prop)
-			return true;
-		val = strtoll(str, NULL, 10);
-		return val >= sym_get_range_val(prop->expr->left.sym, 10) &&
-		       val <= sym_get_range_val(prop->expr->right.sym, 10);
-	case S_HEX:
-		if (!sym_string_valid(sym, str))
-			return false;
-		prop = sym_get_range_prop(sym);
-		if (!prop)
-			return true;
-		val = strtoll(str, NULL, 16);
-		return val >= sym_get_range_val(prop->expr->left.sym, 16) &&
-		       val <= sym_get_range_val(prop->expr->right.sym, 16);
-	case S_BOOLEAN:
-	case S_TRISTATE:
-		switch (str[0]) {
-		case 'y': case 'Y':
-			return sym_tristate_within_range(sym, yes);
-		case 'm': case 'M':
-			return sym_tristate_within_range(sym, mod);
-		case 'n': case 'N':
-			return sym_tristate_within_range(sym, no);
-		}
-		return false;
-	default:
-		return false;
-	}
-}
-
-bool sym_set_string_value(struct symbol *sym, const char *newval)
-{
-	const char *oldval;
-	char *val;
-	int size;
-
-	switch (sym->type) {
-	case S_BOOLEAN:
-	case S_TRISTATE:
-		switch (newval[0]) {
-		case 'y': case 'Y':
-			return sym_set_tristate_value(sym, yes);
-		case 'm': case 'M':
-			return sym_set_tristate_value(sym, mod);
-		case 'n': case 'N':
-			return sym_set_tristate_value(sym, no);
-		}
-		return false;
-	default:
-		;
-	}
-
-	if (!sym_string_within_range(sym, newval))
-		return false;
-
-	if (!(sym->flags & SYMBOL_DEF_USER)) {
-		sym->flags |= SYMBOL_DEF_USER;
-		sym_set_changed(sym);
-	}
-
-	oldval = sym->def[S_DEF_USER].val;
-	size = strlen(newval) + 1;
-	if (sym->type == S_HEX && (newval[0] != '0' || (newval[1] != 'x' && newval[1] != 'X'))) {
-		size += 2;
-		sym->def[S_DEF_USER].val = val = xmalloc(size);
-		*val++ = '0';
-		*val++ = 'x';
-	} else if (!oldval || strcmp(oldval, newval))
-		sym->def[S_DEF_USER].val = val = xmalloc(size);
-	else
-		return true;
-
-	strcpy(val, newval);
-	free((void *)oldval);
-	sym_clear_all_valid();
-
-	return true;
-}
-
-/*
- * Find the default value associated to a symbol.
- * For tristate symbol handle the modules=n case
- * in which case "m" becomes "y".
- * If the symbol does not have any default then fallback
- * to the fixed default values.
- */
-const char *sym_get_string_default(struct symbol *sym)
-{
-	struct property *prop;
-	struct symbol *ds;
-	const char *str;
-	tristate val;
-
-	sym_calc_visibility(sym);
-	sym_calc_value(modules_sym);
-	val = symbol_no.curr.tri;
-	str = symbol_empty.curr.val;
-
-	/* If symbol has a default value look it up */
-	prop = sym_get_default_prop(sym);
-	if (prop != NULL) {
-		switch (sym->type) {
-		case S_BOOLEAN:
-		case S_TRISTATE:
-			/* The visibility may limit the value from yes => mod */
-			val = EXPR_AND(expr_calc_value(prop->expr), prop->visible.tri);
-			break;
-		default:
-			/*
-			 * The following fails to handle the situation
-			 * where a default value is further limited by
-			 * the valid range.
-			 */
-			ds = prop_get_symbol(prop);
-			if (ds != NULL) {
-				sym_calc_value(ds);
-				str = (const char *)ds->curr.val;
-			}
-		}
-	}
-
-	/* Handle select statements */
-	val = EXPR_OR(val, sym->rev_dep.tri);
-
-	/* transpose mod to yes if modules are not enabled */
-	if (val == mod)
-		if (!sym_is_choice_value(sym) && modules_sym->curr.tri == no)
-			val = yes;
-
-	/* transpose mod to yes if type is bool */
-	if (sym->type == S_BOOLEAN && val == mod)
-		val = yes;
-
-	switch (sym->type) {
-	case S_BOOLEAN:
-	case S_TRISTATE:
-		switch (val) {
-		case no: return "n";
-		case mod: return "m";
-		case yes: return "y";
-		}
-	case S_INT:
-	case S_HEX:
-		return str;
-	case S_STRING:
-		return str;
-	case S_OTHER:
-	case S_UNKNOWN:
-		break;
-	}
-	return "";
-}
-
-const char *sym_get_string_value(struct symbol *sym)
-{
-	tristate val;
-
-	switch (sym->type) {
-	case S_BOOLEAN:
-	case S_TRISTATE:
-		val = sym_get_tristate_value(sym);
-		switch (val) {
-		case no:
-			return "n";
-		case mod:
-			sym_calc_value(modules_sym);
-			return (modules_sym->curr.tri == no) ? "n" : "m";
-		case yes:
-			return "y";
-		}
-		break;
-	default:
-		;
-	}
-	return (const char *)sym->curr.val;
-}
-
-bool sym_is_changable(struct symbol *sym)
-{
-	return sym->visible > sym->rev_dep.tri;
-}
-
-static unsigned strhash(const char *s)
-{
-	/* fnv32 hash */
-	unsigned hash = 2166136261U;
-	for (; *s; s++)
-		hash = (hash ^ *s) * 0x01000193;
-	return hash;
-}
-
-struct symbol *sym_lookup(const char *name, int flags)
-{
-	struct symbol *symbol;
-	char *new_name;
-	int hash;
-
-	if (name) {
-		if (name[0] && !name[1]) {
-			switch (name[0]) {
-			case 'y': return &symbol_yes;
-			case 'm': return &symbol_mod;
-			case 'n': return &symbol_no;
-			}
-		}
-		hash = strhash(name) % SYMBOL_HASHSIZE;
-
-		for (symbol = symbol_hash[hash]; symbol; symbol = symbol->next) {
-			if (symbol->name &&
-			    !strcmp(symbol->name, name) &&
-			    (flags ? symbol->flags & flags
-				   : !(symbol->flags & (SYMBOL_CONST|SYMBOL_CHOICE))))
-				return symbol;
-		}
-		new_name = strdup(name);
-	} else {
-		new_name = NULL;
-		hash = 0;
-	}
-
-	symbol = xmalloc(sizeof(*symbol));
-	memset(symbol, 0, sizeof(*symbol));
-	symbol->name = new_name;
-	symbol->type = S_UNKNOWN;
-	symbol->flags |= flags;
-
-	symbol->next = symbol_hash[hash];
-	symbol_hash[hash] = symbol;
-
-	return symbol;
-}
-
-struct symbol *sym_find(const char *name)
-{
-	struct symbol *symbol = NULL;
-	int hash = 0;
-
-	if (!name)
-		return NULL;
-
-	if (name[0] && !name[1]) {
-		switch (name[0]) {
-		case 'y': return &symbol_yes;
-		case 'm': return &symbol_mod;
-		case 'n': return &symbol_no;
-		}
-	}
-	hash = strhash(name) % SYMBOL_HASHSIZE;
-
-	for (symbol = symbol_hash[hash]; symbol; symbol = symbol->next) {
-		if (symbol->name &&
-		    !strcmp(symbol->name, name) &&
-		    !(symbol->flags & SYMBOL_CONST))
-				break;
-	}
-
-	return symbol;
-}
-
-/*
- * Expand symbol's names embedded in the string given in argument. Symbols'
- * name to be expanded shall be prefixed by a '$'. Unknown symbol expands to
- * the empty string.
- */
-const char *sym_expand_string_value(const char *in)
-{
-	const char *src;
-	char *res;
-	size_t reslen;
-
-	reslen = strlen(in) + 1;
-	res = xmalloc(reslen);
-	res[0] = '\0';
-
-	while ((src = strchr(in, '$'))) {
-		char *p, name[SYMBOL_MAXLENGTH];
-		const char *symval = "";
-		struct symbol *sym;
-		size_t newlen;
-
-		strncat(res, in, src - in);
-		src++;
-
-		p = name;
-		while (isalnum(*src) || *src == '_')
-			*p++ = *src++;
-		*p = '\0';
-
-		sym = sym_find(name);
-		if (sym != NULL) {
-			sym_calc_value(sym);
-			symval = sym_get_string_value(sym);
-		}
-
-		newlen = strlen(res) + strlen(symval) + strlen(src) + 1;
-		if (newlen > reslen) {
-			reslen = newlen;
-			res = realloc(res, reslen);
-		}
-
-		strcat(res, symval);
-		in = src;
-	}
-	strcat(res, in);
-
-	return res;
-}
-
-const char *sym_escape_string_value(const char *in)
-{
-	const char *p;
-	size_t reslen;
-	char *res;
-	size_t l;
-
-	reslen = strlen(in) + strlen("\"\"") + 1;
-
-	p = in;
-	for (;;) {
-		l = strcspn(p, "\"\\");
-		p += l;
-
-		if (p[0] == '\0')
-			break;
-
-		reslen++;
-		p++;
-	}
-
-	res = xmalloc(reslen);
-	res[0] = '\0';
-
-	strcat(res, "\"");
-
-	p = in;
-	for (;;) {
-		l = strcspn(p, "\"\\");
-		strncat(res, p, l);
-		p += l;
-
-		if (p[0] == '\0')
-			break;
-
-		strcat(res, "\\");
-		strncat(res, p++, 1);
-	}
-
-	strcat(res, "\"");
-	return res;
-}
-
-struct sym_match {
-	struct symbol	*sym;
-	off_t		so, eo;
-};
-
-/* Compare matched symbols as thus:
- * - first, symbols that match exactly
- * - then, alphabetical sort
- */
-static int sym_rel_comp(const void *sym1, const void *sym2)
-{
-	const struct sym_match *s1 = sym1;
-	const struct sym_match *s2 = sym2;
-	int exact1, exact2;
-
-	/* Exact match:
-	 * - if matched length on symbol s1 is the length of that symbol,
-	 *   then this symbol should come first;
-	 * - if matched length on symbol s2 is the length of that symbol,
-	 *   then this symbol should come first.
-	 * Note: since the search can be a regexp, both symbols may match
-	 * exactly; if this is the case, we can't decide which comes first,
-	 * and we fallback to sorting alphabetically.
-	 */
-	exact1 = (s1->eo - s1->so) == strlen(s1->sym->name);
-	exact2 = (s2->eo - s2->so) == strlen(s2->sym->name);
-	if (exact1 && !exact2)
-		return -1;
-	if (!exact1 && exact2)
-		return 1;
-
-	/* As a fallback, sort symbols alphabetically */
-	return strcmp(s1->sym->name, s2->sym->name);
-}
-
-struct symbol **sym_re_search(const char *pattern)
-{
-	struct symbol *sym, **sym_arr = NULL;
-	struct sym_match *sym_match_arr = NULL;
-	int i, cnt, size;
-	regex_t re;
-	regmatch_t match[1];
-
-	cnt = size = 0;
-	/* Skip if empty */
-	if (strlen(pattern) == 0)
-		return NULL;
-	if (regcomp(&re, pattern, REG_EXTENDED|REG_ICASE))
-		return NULL;
-
-	for_all_symbols(i, sym) {
-		if (sym->flags & SYMBOL_CONST || !sym->name)
-			continue;
-		if (regexec(&re, sym->name, 1, match, 0))
-			continue;
-		if (cnt >= size) {
-			void *tmp;
-			size += 16;
-			tmp = realloc(sym_match_arr, size * sizeof(struct sym_match));
-			if (!tmp)
-				goto sym_re_search_free;
-			sym_match_arr = tmp;
-		}
-		sym_calc_value(sym);
-		/* As regexec returned 0, we know we have a match, so
-		 * we can use match[0].rm_[se]o without further checks
-		 */
-		sym_match_arr[cnt].so = match[0].rm_so;
-		sym_match_arr[cnt].eo = match[0].rm_eo;
-		sym_match_arr[cnt++].sym = sym;
-	}
-	if (sym_match_arr) {
-		qsort(sym_match_arr, cnt, sizeof(struct sym_match), sym_rel_comp);
-		sym_arr = malloc((cnt+1) * sizeof(struct symbol));
-		if (!sym_arr)
-			goto sym_re_search_free;
-		for (i = 0; i < cnt; i++)
-			sym_arr[i] = sym_match_arr[i].sym;
-		sym_arr[cnt] = NULL;
-	}
-sym_re_search_free:
-	/* sym_match_arr can be NULL if no match, but free(NULL) is OK */
-	free(sym_match_arr);
-	regfree(&re);
-
-	return sym_arr;
-}
-
-/*
- * When we check for recursive dependencies we use a stack to save
- * current state so we can print out relevant info to user.
- * The entries are located on the call stack so no need to free memory.
- * Note insert() remove() must always match to properly clear the stack.
- */
-static struct dep_stack {
-	struct dep_stack *prev, *next;
-	struct symbol *sym;
-	struct property *prop;
-	struct expr *expr;
-} *check_top;
-
-static void dep_stack_insert(struct dep_stack *stack, struct symbol *sym)
-{
-	memset(stack, 0, sizeof(*stack));
-	if (check_top)
-		check_top->next = stack;
-	stack->prev = check_top;
-	stack->sym = sym;
-	check_top = stack;
-}
-
-static void dep_stack_remove(void)
-{
-	check_top = check_top->prev;
-	if (check_top)
-		check_top->next = NULL;
-}
-
-/*
- * Called when we have detected a recursive dependency.
- * check_top point to the top of the stact so we use
- * the ->prev pointer to locate the bottom of the stack.
- */
-static void sym_check_print_recursive(struct symbol *last_sym)
-{
-	struct dep_stack *stack;
-	struct symbol *sym, *next_sym;
-	struct menu *menu = NULL;
-	struct property *prop;
-	struct dep_stack cv_stack;
-
-	if (sym_is_choice_value(last_sym)) {
-		dep_stack_insert(&cv_stack, last_sym);
-		last_sym = prop_get_symbol(sym_get_choice_prop(last_sym));
-	}
-
-	for (stack = check_top; stack != NULL; stack = stack->prev)
-		if (stack->sym == last_sym)
-			break;
-	if (!stack) {
-		fprintf(stderr, "unexpected recursive dependency error\n");
-		return;
-	}
-
-	for (; stack; stack = stack->next) {
-		sym = stack->sym;
-		next_sym = stack->next ? stack->next->sym : last_sym;
-		prop = stack->prop;
-		if (prop == NULL)
-			prop = stack->sym->prop;
-
-		/* for choice values find the menu entry (used below) */
-		if (sym_is_choice(sym) || sym_is_choice_value(sym)) {
-			for (prop = sym->prop; prop; prop = prop->next) {
-				menu = prop->menu;
-				if (prop->menu)
-					break;
-			}
-		}
-		if (stack->sym == last_sym)
-			fprintf(stderr, "%s:%d:error: recursive dependency detected!\n",
-				prop->file->name, prop->lineno);
-		if (stack->expr) {
-			fprintf(stderr, "%s:%d:\tsymbol %s %s value contains %s\n",
-				prop->file->name, prop->lineno,
-				sym->name ? sym->name : "<choice>",
-				prop_get_type_name(prop->type),
-				next_sym->name ? next_sym->name : "<choice>");
-		} else if (stack->prop) {
-			fprintf(stderr, "%s:%d:\tsymbol %s depends on %s\n",
-				prop->file->name, prop->lineno,
-				sym->name ? sym->name : "<choice>",
-				next_sym->name ? next_sym->name : "<choice>");
-		} else if (sym_is_choice(sym)) {
-			fprintf(stderr, "%s:%d:\tchoice %s contains symbol %s\n",
-				menu->file->name, menu->lineno,
-				sym->name ? sym->name : "<choice>",
-				next_sym->name ? next_sym->name : "<choice>");
-		} else if (sym_is_choice_value(sym)) {
-			fprintf(stderr, "%s:%d:\tsymbol %s is part of choice %s\n",
-				menu->file->name, menu->lineno,
-				sym->name ? sym->name : "<choice>",
-				next_sym->name ? next_sym->name : "<choice>");
-		} else {
-			fprintf(stderr, "%s:%d:\tsymbol %s is selected by %s\n",
-				prop->file->name, prop->lineno,
-				sym->name ? sym->name : "<choice>",
-				next_sym->name ? next_sym->name : "<choice>");
-		}
-	}
-
-	if (check_top == &cv_stack)
-		dep_stack_remove();
-}
-
-static struct symbol *sym_check_expr_deps(struct expr *e)
-{
-	struct symbol *sym;
-
-	if (!e)
-		return NULL;
-	switch (e->type) {
-	case E_OR:
-	case E_AND:
-		sym = sym_check_expr_deps(e->left.expr);
-		if (sym)
-			return sym;
-		return sym_check_expr_deps(e->right.expr);
-	case E_NOT:
-		return sym_check_expr_deps(e->left.expr);
-	case E_EQUAL:
-	case E_UNEQUAL:
-		sym = sym_check_deps(e->left.sym);
-		if (sym)
-			return sym;
-		return sym_check_deps(e->right.sym);
-	case E_SYMBOL:
-		return sym_check_deps(e->left.sym);
-	default:
-		break;
-	}
-	printf("Oops! How to check %d?\n", e->type);
-	return NULL;
-}
-
-/* return NULL when dependencies are OK */
-static struct symbol *sym_check_sym_deps(struct symbol *sym)
-{
-	struct symbol *sym2;
-	struct property *prop;
-	struct dep_stack stack;
-
-	dep_stack_insert(&stack, sym);
-
-	sym2 = sym_check_expr_deps(sym->rev_dep.expr);
-	if (sym2)
-		goto out;
-
-	for (prop = sym->prop; prop; prop = prop->next) {
-		if (prop->type == P_CHOICE || prop->type == P_SELECT)
-			continue;
-		stack.prop = prop;
-		sym2 = sym_check_expr_deps(prop->visible.expr);
-		if (sym2)
-			break;
-		if (prop->type != P_DEFAULT || sym_is_choice(sym))
-			continue;
-		stack.expr = prop->expr;
-		sym2 = sym_check_expr_deps(prop->expr);
-		if (sym2)
-			break;
-		stack.expr = NULL;
-	}
-
-out:
-	dep_stack_remove();
-
-	return sym2;
-}
-
-static struct symbol *sym_check_choice_deps(struct symbol *choice)
-{
-	struct symbol *sym, *sym2;
-	struct property *prop;
-	struct expr *e;
-	struct dep_stack stack;
-
-	dep_stack_insert(&stack, choice);
-
-	prop = sym_get_choice_prop(choice);
-	expr_list_for_each_sym(prop->expr, e, sym)
-		sym->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED);
-
-	choice->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED);
-	sym2 = sym_check_sym_deps(choice);
-	choice->flags &= ~SYMBOL_CHECK;
-	if (sym2)
-		goto out;
-
-	expr_list_for_each_sym(prop->expr, e, sym) {
-		sym2 = sym_check_sym_deps(sym);
-		if (sym2)
-			break;
-	}
-out:
-	expr_list_for_each_sym(prop->expr, e, sym)
-		sym->flags &= ~SYMBOL_CHECK;
-
-	if (sym2 && sym_is_choice_value(sym2) &&
-	    prop_get_symbol(sym_get_choice_prop(sym2)) == choice)
-		sym2 = choice;
-
-	dep_stack_remove();
-
-	return sym2;
-}
-
-struct symbol *sym_check_deps(struct symbol *sym)
-{
-	struct symbol *sym2;
-	struct property *prop;
-
-	if (sym->flags & SYMBOL_CHECK) {
-		sym_check_print_recursive(sym);
-		return sym;
-	}
-	if (sym->flags & SYMBOL_CHECKED)
-		return NULL;
-
-	if (sym_is_choice_value(sym)) {
-		struct dep_stack stack;
-
-		/* for choice groups start the check with main choice symbol */
-		dep_stack_insert(&stack, sym);
-		prop = sym_get_choice_prop(sym);
-		sym2 = sym_check_deps(prop_get_symbol(prop));
-		dep_stack_remove();
-	} else if (sym_is_choice(sym)) {
-		sym2 = sym_check_choice_deps(sym);
-	} else {
-		sym->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED);
-		sym2 = sym_check_sym_deps(sym);
-		sym->flags &= ~SYMBOL_CHECK;
-	}
-
-	if (sym2 && sym2 == sym)
-		sym2 = NULL;
-
-	return sym2;
-}
-
-struct property *prop_alloc(enum prop_type type, struct symbol *sym)
-{
-	struct property *prop;
-	struct property **propp;
-
-	prop = xmalloc(sizeof(*prop));
-	memset(prop, 0, sizeof(*prop));
-	prop->type = type;
-	prop->sym = sym;
-	prop->file = current_file;
-	prop->lineno = zconf_lineno();
-
-	/* append property to the prop list of symbol */
-	if (sym) {
-		for (propp = &sym->prop; *propp; propp = &(*propp)->next)
-			;
-		*propp = prop;
-	}
-
-	return prop;
-}
-
-struct symbol *prop_get_symbol(struct property *prop)
-{
-	if (prop->expr && (prop->expr->type == E_SYMBOL ||
-			   prop->expr->type == E_LIST))
-		return prop->expr->left.sym;
-	return NULL;
-}
-
-const char *prop_get_type_name(enum prop_type type)
-{
-	switch (type) {
-	case P_PROMPT:
-		return "prompt";
-	case P_ENV:
-		return "env";
-	case P_COMMENT:
-		return "comment";
-	case P_MENU:
-		return "menu";
-	case P_DEFAULT:
-		return "default";
-	case P_CHOICE:
-		return "choice";
-	case P_SELECT:
-		return "select";
-	case P_RANGE:
-		return "range";
-	case P_SYMBOL:
-		return "symbol";
-	case P_UNKNOWN:
-		break;
-	}
-	return "unknown";
-}
-
-static void prop_add_env(const char *env)
-{
-	struct symbol *sym, *sym2;
-	struct property *prop;
-	char *p;
-
-	sym = current_entry->sym;
-	sym->flags |= SYMBOL_AUTO;
-	for_all_properties(sym, prop, P_ENV) {
-		sym2 = prop_get_symbol(prop);
-		if (strcmp(sym2->name, env))
-			menu_warn(current_entry, "redefining environment symbol from %s",
-				  sym2->name);
-		return;
-	}
-
-	prop = prop_alloc(P_ENV, sym);
-	prop->expr = expr_alloc_symbol(sym_lookup(env, SYMBOL_CONST));
-
-	sym_env_list = expr_alloc_one(E_LIST, sym_env_list);
-	sym_env_list->right.sym = sym;
-
-	p = getenv(env);
-	if (p)
-		sym_add_default(sym, p);
-	else
-		menu_warn(current_entry, "environment variable %s undefined", env);
-}
diff --git a/programs/src/kconfig/kconfig/util.c b/programs/src/kconfig/kconfig/util.c
deleted file mode 100644
index 94f9c83..0000000
--- a/programs/src/kconfig/kconfig/util.c
+++ /dev/null
@@ -1,157 +0,0 @@
-/*
- * Copyright (C) 2002-2005 Roman Zippel <zippel@linux-m68k.org>
- * Copyright (C) 2002-2005 Sam Ravnborg <sam@ravnborg.org>
- *
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#include <stdarg.h>
-#include <stdlib.h>
-#include <string.h>
-#include "lkc.h"
-
-/* file already present in list? If not add it */
-struct file *file_lookup(const char *name)
-{
-	struct file *file;
-	const char *file_name = sym_expand_string_value(name);
-
-	for (file = file_list; file; file = file->next) {
-		if (!strcmp(name, file->name)) {
-			free((void *)file_name);
-			return file;
-		}
-	}
-
-	file = xmalloc(sizeof(*file));
-	memset(file, 0, sizeof(*file));
-	file->name = file_name;
-	file->next = file_list;
-	file_list = file;
-	return file;
-}
-
-/* write a dependency file as used by kbuild to track dependencies */
-int file_write_dep(const char *name)
-{
-	struct symbol *sym, *env_sym;
-	struct expr *e;
-	struct file *file;
-	FILE *out;
-
-	if (!name)
-		name = ".kconfig.d";
-	out = fopen("..config.tmp", "w");
-	if (!out)
-		return 1;
-	fprintf(out, "deps_config := \\\n");
-	for (file = file_list; file; file = file->next) {
-		if (file->next)
-			fprintf(out, "\t%s \\\n", file->name);
-		else
-			fprintf(out, "\t%s\n", file->name);
-	}
-	fprintf(out, "\n%s: \\\n"
-		     "\t$(deps_config)\n\n", conf_get_autoconfig_name());
-
-	expr_list_for_each_sym(sym_env_list, e, sym) {
-		struct property *prop;
-		const char *value;
-
-		prop = sym_get_env_prop(sym);
-		env_sym = prop_get_symbol(prop);
-		if (!env_sym)
-			continue;
-		value = getenv(env_sym->name);
-		if (!value)
-			value = "";
-		fprintf(out, "ifneq \"$(%s)\" \"%s\"\n", env_sym->name, value);
-		fprintf(out, "%s: FORCE\n", conf_get_autoconfig_name());
-		fprintf(out, "endif\n");
-	}
-
-	fprintf(out, "\n$(deps_config): ;\n");
-	fclose(out);
-	rename("..config.tmp", name);
-	return 0;
-}
-
-
-/* Allocate initial growable string */
-struct gstr str_new(void)
-{
-	struct gstr gs;
-	gs.s = xmalloc(sizeof(char) * 64);
-	gs.len = 64;
-	gs.max_width = 0;
-	strcpy(gs.s, "\0");
-	return gs;
-}
-
-/* Allocate and assign growable string */
-struct gstr str_assign(const char *s)
-{
-	struct gstr gs;
-	gs.s = strdup(s);
-	gs.len = strlen(s) + 1;
-	gs.max_width = 0;
-	return gs;
-}
-
-/* Free storage for growable string */
-void str_free(struct gstr *gs)
-{
-	if (gs->s)
-		free(gs->s);
-	gs->s = NULL;
-	gs->len = 0;
-}
-
-/* Append to growable string */
-void str_append(struct gstr *gs, const char *s)
-{
-	size_t l;
-	if (s) {
-		l = strlen(gs->s) + strlen(s) + 1;
-		if (l > gs->len) {
-			gs->s   = realloc(gs->s, l);
-			gs->len = l;
-		}
-		strcat(gs->s, s);
-	}
-}
-
-/* Append printf formatted string to growable string */
-void str_printf(struct gstr *gs, const char *fmt, ...)
-{
-	va_list ap;
-	char s[10000]; /* big enough... */
-	va_start(ap, fmt);
-	vsnprintf(s, sizeof(s), fmt, ap);
-	str_append(gs, s);
-	va_end(ap);
-}
-
-/* Retrieve value of growable string */
-const char *str_get(struct gstr *gs)
-{
-	return gs->s;
-}
-
-void *xmalloc(size_t size)
-{
-	void *p = malloc(size);
-	if (p)
-		return p;
-	fprintf(stderr, "Out of memory.\n");
-	exit(1);
-}
-
-void *xcalloc(size_t nmemb, size_t size)
-{
-	void *p = calloc(nmemb, size);
-	if (p)
-		return p;
-	fprintf(stderr, "Out of memory.\n");
-	exit(1);
-}
diff --git a/programs/src/kconfig/kconfig/zconf.gperf b/programs/src/kconfig/kconfig/zconf.gperf
deleted file mode 100644
index b6ac02d..0000000
--- a/programs/src/kconfig/kconfig/zconf.gperf
+++ /dev/null
@@ -1,48 +0,0 @@
-%language=ANSI-C
-%define hash-function-name kconf_id_hash
-%define lookup-function-name kconf_id_lookup
-%define string-pool-name kconf_id_strings
-%compare-strncmp
-%enum
-%pic
-%struct-type
-
-struct kconf_id;
-
-static const struct kconf_id *kconf_id_lookup(register const char *str, register unsigned int len);
-
-%%
-mainmenu,	T_MAINMENU,	TF_COMMAND
-menu,		T_MENU,		TF_COMMAND
-endmenu,	T_ENDMENU,	TF_COMMAND
-source,		T_SOURCE,	TF_COMMAND
-choice,		T_CHOICE,	TF_COMMAND
-endchoice,	T_ENDCHOICE,	TF_COMMAND
-comment,	T_COMMENT,	TF_COMMAND
-config,		T_CONFIG,	TF_COMMAND
-menuconfig,	T_MENUCONFIG,	TF_COMMAND
-help,		T_HELP,		TF_COMMAND
-if,		T_IF,		TF_COMMAND|TF_PARAM
-endif,		T_ENDIF,	TF_COMMAND
-depends,	T_DEPENDS,	TF_COMMAND
-optional,	T_OPTIONAL,	TF_COMMAND
-default,	T_DEFAULT,	TF_COMMAND, S_UNKNOWN
-prompt,		T_PROMPT,	TF_COMMAND
-tristate,	T_TYPE,		TF_COMMAND, S_TRISTATE
-def_tristate,	T_DEFAULT,	TF_COMMAND, S_TRISTATE
-bool,		T_TYPE,		TF_COMMAND, S_BOOLEAN
-boolean,	T_TYPE,		TF_COMMAND, S_BOOLEAN
-def_bool,	T_DEFAULT,	TF_COMMAND, S_BOOLEAN
-int,		T_TYPE,		TF_COMMAND, S_INT
-hex,		T_TYPE,		TF_COMMAND, S_HEX
-string,		T_TYPE,		TF_COMMAND, S_STRING
-select,		T_SELECT,	TF_COMMAND
-range,		T_RANGE,	TF_COMMAND
-visible,	T_VISIBLE,	TF_COMMAND
-option,		T_OPTION,	TF_COMMAND
-on,		T_ON,		TF_PARAM
-modules,	T_OPT_MODULES,	TF_OPTION
-defconfig_list,	T_OPT_DEFCONFIG_LIST,TF_OPTION
-env,		T_OPT_ENV,	TF_OPTION
-allnoconfig_y,	T_OPT_ALLNOCONFIG_Y,TF_OPTION
-%%
diff --git a/programs/src/kconfig/kconfig/zconf.hash.c b/programs/src/kconfig/kconfig/zconf.hash.c
deleted file mode 100644
index b8c1dfb..0000000
--- a/programs/src/kconfig/kconfig/zconf.hash.c
+++ /dev/null
@@ -1,289 +0,0 @@
-/* ANSI-C code produced by gperf version 3.0.4 */
-/* Command-line: gperf -t --output-file kconfig/zconf.hash.c -a -C -E -g -k '1,3,$' -p -t kconfig/zconf.gperf  */
-
-#if !((' ' == 32) && ('!' == 33) && ('"' == 34) && ('#' == 35) \
-      && ('%' == 37) && ('&' == 38) && ('\'' == 39) && ('(' == 40) \
-      && (')' == 41) && ('*' == 42) && ('+' == 43) && (',' == 44) \
-      && ('-' == 45) && ('.' == 46) && ('/' == 47) && ('0' == 48) \
-      && ('1' == 49) && ('2' == 50) && ('3' == 51) && ('4' == 52) \
-      && ('5' == 53) && ('6' == 54) && ('7' == 55) && ('8' == 56) \
-      && ('9' == 57) && (':' == 58) && (';' == 59) && ('<' == 60) \
-      && ('=' == 61) && ('>' == 62) && ('?' == 63) && ('A' == 65) \
-      && ('B' == 66) && ('C' == 67) && ('D' == 68) && ('E' == 69) \
-      && ('F' == 70) && ('G' == 71) && ('H' == 72) && ('I' == 73) \
-      && ('J' == 74) && ('K' == 75) && ('L' == 76) && ('M' == 77) \
-      && ('N' == 78) && ('O' == 79) && ('P' == 80) && ('Q' == 81) \
-      && ('R' == 82) && ('S' == 83) && ('T' == 84) && ('U' == 85) \
-      && ('V' == 86) && ('W' == 87) && ('X' == 88) && ('Y' == 89) \
-      && ('Z' == 90) && ('[' == 91) && ('\\' == 92) && (']' == 93) \
-      && ('^' == 94) && ('_' == 95) && ('a' == 97) && ('b' == 98) \
-      && ('c' == 99) && ('d' == 100) && ('e' == 101) && ('f' == 102) \
-      && ('g' == 103) && ('h' == 104) && ('i' == 105) && ('j' == 106) \
-      && ('k' == 107) && ('l' == 108) && ('m' == 109) && ('n' == 110) \
-      && ('o' == 111) && ('p' == 112) && ('q' == 113) && ('r' == 114) \
-      && ('s' == 115) && ('t' == 116) && ('u' == 117) && ('v' == 118) \
-      && ('w' == 119) && ('x' == 120) && ('y' == 121) && ('z' == 122) \
-      && ('{' == 123) && ('|' == 124) && ('}' == 125) && ('~' == 126))
-/* The character set is not based on ISO-646.  */
-#error "gperf generated tables don't work with this execution character set. Please report a bug to <bug-gnu-gperf@gnu.org>."
-#endif
-
-#line 10 "kconfig/zconf.gperf"
-struct kconf_id;
-
-static const struct kconf_id *kconf_id_lookup(register const char *str, register unsigned int len);
-/* maximum key range = 71, duplicates = 0 */
-
-#ifdef __GNUC__
-__inline
-#else
-#ifdef __cplusplus
-inline
-#endif
-#endif
-static unsigned int
-kconf_id_hash (register const char *str, register unsigned int len)
-{
-  static const unsigned char asso_values[] =
-    {
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73,  5, 25, 25,
-       0,  0,  0,  5,  0,  0, 73, 73,  5,  0,
-      10,  5, 45, 73, 20, 20,  0, 15, 15, 73,
-      20,  5, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73
-    };
-  register int hval = len;
-
-  switch (hval)
-    {
-      default:
-        hval += asso_values[(unsigned char)str[2]];
-      /*FALLTHROUGH*/
-      case 2:
-      case 1:
-        hval += asso_values[(unsigned char)str[0]];
-        break;
-    }
-  return hval + asso_values[(unsigned char)str[len - 1]];
-}
-
-struct kconf_id_strings_t
-  {
-    char kconf_id_strings_str2[sizeof("if")];
-    char kconf_id_strings_str3[sizeof("int")];
-    char kconf_id_strings_str5[sizeof("endif")];
-    char kconf_id_strings_str7[sizeof("default")];
-    char kconf_id_strings_str8[sizeof("tristate")];
-    char kconf_id_strings_str9[sizeof("endchoice")];
-    char kconf_id_strings_str12[sizeof("def_tristate")];
-    char kconf_id_strings_str13[sizeof("def_bool")];
-    char kconf_id_strings_str14[sizeof("defconfig_list")];
-    char kconf_id_strings_str17[sizeof("on")];
-    char kconf_id_strings_str18[sizeof("optional")];
-    char kconf_id_strings_str21[sizeof("option")];
-    char kconf_id_strings_str22[sizeof("endmenu")];
-    char kconf_id_strings_str23[sizeof("mainmenu")];
-    char kconf_id_strings_str25[sizeof("menuconfig")];
-    char kconf_id_strings_str27[sizeof("modules")];
-    char kconf_id_strings_str28[sizeof("allnoconfig_y")];
-    char kconf_id_strings_str29[sizeof("menu")];
-    char kconf_id_strings_str31[sizeof("select")];
-    char kconf_id_strings_str32[sizeof("comment")];
-    char kconf_id_strings_str33[sizeof("env")];
-    char kconf_id_strings_str35[sizeof("range")];
-    char kconf_id_strings_str36[sizeof("choice")];
-    char kconf_id_strings_str39[sizeof("bool")];
-    char kconf_id_strings_str41[sizeof("source")];
-    char kconf_id_strings_str42[sizeof("visible")];
-    char kconf_id_strings_str43[sizeof("hex")];
-    char kconf_id_strings_str46[sizeof("config")];
-    char kconf_id_strings_str47[sizeof("boolean")];
-    char kconf_id_strings_str51[sizeof("string")];
-    char kconf_id_strings_str54[sizeof("help")];
-    char kconf_id_strings_str56[sizeof("prompt")];
-    char kconf_id_strings_str72[sizeof("depends")];
-  };
-static const struct kconf_id_strings_t kconf_id_strings_contents =
-  {
-    "if",
-    "int",
-    "endif",
-    "default",
-    "tristate",
-    "endchoice",
-    "def_tristate",
-    "def_bool",
-    "defconfig_list",
-    "on",
-    "optional",
-    "option",
-    "endmenu",
-    "mainmenu",
-    "menuconfig",
-    "modules",
-    "allnoconfig_y",
-    "menu",
-    "select",
-    "comment",
-    "env",
-    "range",
-    "choice",
-    "bool",
-    "source",
-    "visible",
-    "hex",
-    "config",
-    "boolean",
-    "string",
-    "help",
-    "prompt",
-    "depends"
-  };
-#define kconf_id_strings ((const char *) &kconf_id_strings_contents)
-#ifdef __GNUC__
-__inline
-#if defined __GNUC_STDC_INLINE__ || defined __GNUC_GNU_INLINE__
-__attribute__ ((__gnu_inline__))
-#endif
-#endif
-const struct kconf_id *
-kconf_id_lookup (register const char *str, register unsigned int len)
-{
-  enum
-    {
-      TOTAL_KEYWORDS = 33,
-      MIN_WORD_LENGTH = 2,
-      MAX_WORD_LENGTH = 14,
-      MIN_HASH_VALUE = 2,
-      MAX_HASH_VALUE = 72
-    };
-
-  static const struct kconf_id wordlist[] =
-    {
-      {-1}, {-1},
-#line 25 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str2,		T_IF,		TF_COMMAND|TF_PARAM},
-#line 36 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str3,		T_TYPE,		TF_COMMAND, S_INT},
-      {-1},
-#line 26 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str5,		T_ENDIF,	TF_COMMAND},
-      {-1},
-#line 29 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str7,	T_DEFAULT,	TF_COMMAND, S_UNKNOWN},
-#line 31 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str8,	T_TYPE,		TF_COMMAND, S_TRISTATE},
-#line 20 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str9,	T_ENDCHOICE,	TF_COMMAND},
-      {-1}, {-1},
-#line 32 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str12,	T_DEFAULT,	TF_COMMAND, S_TRISTATE},
-#line 35 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str13,	T_DEFAULT,	TF_COMMAND, S_BOOLEAN},
-#line 45 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str14,	T_OPT_DEFCONFIG_LIST,TF_OPTION},
-      {-1}, {-1},
-#line 43 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str17,		T_ON,		TF_PARAM},
-#line 28 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str18,	T_OPTIONAL,	TF_COMMAND},
-      {-1}, {-1},
-#line 42 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str21,		T_OPTION,	TF_COMMAND},
-#line 17 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str22,	T_ENDMENU,	TF_COMMAND},
-#line 15 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str23,	T_MAINMENU,	TF_COMMAND},
-      {-1},
-#line 23 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str25,	T_MENUCONFIG,	TF_COMMAND},
-      {-1},
-#line 44 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str27,	T_OPT_MODULES,	TF_OPTION},
-#line 47 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str28,	T_OPT_ALLNOCONFIG_Y,TF_OPTION},
-#line 16 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str29,		T_MENU,		TF_COMMAND},
-      {-1},
-#line 39 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str31,		T_SELECT,	TF_COMMAND},
-#line 21 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str32,	T_COMMENT,	TF_COMMAND},
-#line 46 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str33,		T_OPT_ENV,	TF_OPTION},
-      {-1},
-#line 40 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str35,		T_RANGE,	TF_COMMAND},
-#line 19 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str36,		T_CHOICE,	TF_COMMAND},
-      {-1}, {-1},
-#line 33 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str39,		T_TYPE,		TF_COMMAND, S_BOOLEAN},
-      {-1},
-#line 18 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str41,		T_SOURCE,	TF_COMMAND},
-#line 41 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str42,	T_VISIBLE,	TF_COMMAND},
-#line 37 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str43,		T_TYPE,		TF_COMMAND, S_HEX},
-      {-1}, {-1},
-#line 22 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str46,		T_CONFIG,	TF_COMMAND},
-#line 34 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str47,	T_TYPE,		TF_COMMAND, S_BOOLEAN},
-      {-1}, {-1}, {-1},
-#line 38 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str51,		T_TYPE,		TF_COMMAND, S_STRING},
-      {-1}, {-1},
-#line 24 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str54,		T_HELP,		TF_COMMAND},
-      {-1},
-#line 30 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str56,		T_PROMPT,	TF_COMMAND},
-      {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1},
-      {-1}, {-1}, {-1}, {-1}, {-1}, {-1},
-#line 27 "kconfig/zconf.gperf"
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str72,	T_DEPENDS,	TF_COMMAND}
-    };
-
-  if (len <= MAX_WORD_LENGTH && len >= MIN_WORD_LENGTH)
-    {
-      register int key = kconf_id_hash (str, len);
-
-      if (key <= MAX_HASH_VALUE && key >= 0)
-        {
-          register int o = wordlist[key].name;
-          if (o >= 0)
-            {
-              register const char *s = o + kconf_id_strings;
-
-              if (*str == *s && !strncmp (str + 1, s + 1, len - 1) && s[len] == '\0')
-                return &wordlist[key];
-            }
-        }
-    }
-  return 0;
-}
-#line 48 "kconfig/zconf.gperf"
-
diff --git a/programs/src/kconfig/kconfig/zconf.l b/programs/src/kconfig/kconfig/zconf.l
deleted file mode 100644
index 6c62d93..0000000
--- a/programs/src/kconfig/kconfig/zconf.l
+++ /dev/null
@@ -1,363 +0,0 @@
-%option nostdinit noyywrap never-interactive full ecs
-%option 8bit nodefault perf-report perf-report
-%option noinput
-%x COMMAND HELP STRING PARAM
-%{
-/*
- * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#include <limits.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#include "lkc.h"
-
-#define START_STRSIZE	16
-
-static struct {
-	struct file *file;
-	int lineno;
-} current_pos;
-
-static char *text;
-static int text_size, text_asize;
-
-struct buffer {
-	struct buffer *parent;
-	YY_BUFFER_STATE state;
-};
-
-struct buffer *current_buf;
-
-static int last_ts, first_ts;
-
-static void zconf_endhelp(void);
-static void zconf_endfile(void);
-
-static void new_string(void)
-{
-	text = xmalloc(START_STRSIZE);
-	text_asize = START_STRSIZE;
-	text_size = 0;
-	*text = 0;
-}
-
-static void append_string(const char *str, int size)
-{
-	int new_size = text_size + size + 1;
-	if (new_size > text_asize) {
-		new_size += START_STRSIZE - 1;
-		new_size &= -START_STRSIZE;
-		text = realloc(text, new_size);
-		text_asize = new_size;
-	}
-	memcpy(text + text_size, str, size);
-	text_size += size;
-	text[text_size] = 0;
-}
-
-static void alloc_string(const char *str, int size)
-{
-	text = xmalloc(size + 1);
-	memcpy(text, str, size);
-	text[size] = 0;
-}
-%}
-
-n	[A-Za-z0-9_]
-
-%%
-	int str = 0;
-	int ts, i;
-
-[ \t]*#.*\n	|
-[ \t]*\n	{
-	current_file->lineno++;
-	return T_EOL;
-}
-[ \t]*#.*
-
-
-[ \t]+	{
-	BEGIN(COMMAND);
-}
-
-.	{
-	unput(yytext[0]);
-	BEGIN(COMMAND);
-}
-
-
-<COMMAND>{
-	{n}+	{
-		const struct kconf_id *id = kconf_id_lookup(yytext, yyleng);
-		BEGIN(PARAM);
-		current_pos.file = current_file;
-		current_pos.lineno = current_file->lineno;
-		if (id && id->flags & TF_COMMAND) {
-			zconflval.id = id;
-			return id->token;
-		}
-		alloc_string(yytext, yyleng);
-		zconflval.string = text;
-		return T_WORD;
-	}
-	.
-	\n	{
-		BEGIN(INITIAL);
-		current_file->lineno++;
-		return T_EOL;
-	}
-}
-
-<PARAM>{
-	"&&"	return T_AND;
-	"||"	return T_OR;
-	"("	return T_OPEN_PAREN;
-	")"	return T_CLOSE_PAREN;
-	"!"	return T_NOT;
-	"="	return T_EQUAL;
-	"!="	return T_UNEQUAL;
-	\"|\'	{
-		str = yytext[0];
-		new_string();
-		BEGIN(STRING);
-	}
-	\n	BEGIN(INITIAL); current_file->lineno++; return T_EOL;
-	---	/* ignore */
-	({n}|[-/.])+	{
-		const struct kconf_id *id = kconf_id_lookup(yytext, yyleng);
-		if (id && id->flags & TF_PARAM) {
-			zconflval.id = id;
-			return id->token;
-		}
-		alloc_string(yytext, yyleng);
-		zconflval.string = text;
-		return T_WORD;
-	}
-	#.*	/* comment */
-	\\\n	current_file->lineno++;
-	.
-	<<EOF>> {
-		BEGIN(INITIAL);
-	}
-}
-
-<STRING>{
-	[^'"\\\n]+/\n	{
-		append_string(yytext, yyleng);
-		zconflval.string = text;
-		return T_WORD_QUOTE;
-	}
-	[^'"\\\n]+	{
-		append_string(yytext, yyleng);
-	}
-	\\.?/\n	{
-		append_string(yytext + 1, yyleng - 1);
-		zconflval.string = text;
-		return T_WORD_QUOTE;
-	}
-	\\.?	{
-		append_string(yytext + 1, yyleng - 1);
-	}
-	\'|\"	{
-		if (str == yytext[0]) {
-			BEGIN(PARAM);
-			zconflval.string = text;
-			return T_WORD_QUOTE;
-		} else
-			append_string(yytext, 1);
-	}
-	\n	{
-		printf("%s:%d:warning: multi-line strings not supported\n", zconf_curname(), zconf_lineno());
-		current_file->lineno++;
-		BEGIN(INITIAL);
-		return T_EOL;
-	}
-	<<EOF>>	{
-		BEGIN(INITIAL);
-	}
-}
-
-<HELP>{
-	[ \t]+	{
-		ts = 0;
-		for (i = 0; i < yyleng; i++) {
-			if (yytext[i] == '\t')
-				ts = (ts & ~7) + 8;
-			else
-				ts++;
-		}
-		last_ts = ts;
-		if (first_ts) {
-			if (ts < first_ts) {
-				zconf_endhelp();
-				return T_HELPTEXT;
-			}
-			ts -= first_ts;
-			while (ts > 8) {
-				append_string("        ", 8);
-				ts -= 8;
-			}
-			append_string("        ", ts);
-		}
-	}
-	[ \t]*\n/[^ \t\n] {
-		current_file->lineno++;
-		zconf_endhelp();
-		return T_HELPTEXT;
-	}
-	[ \t]*\n	{
-		current_file->lineno++;
-		append_string("\n", 1);
-	}
-	[^ \t\n].* {
-		while (yyleng) {
-			if ((yytext[yyleng-1] != ' ') && (yytext[yyleng-1] != '\t'))
-				break;
-			yyleng--;
-		}
-		append_string(yytext, yyleng);
-		if (!first_ts)
-			first_ts = last_ts;
-	}
-	<<EOF>>	{
-		zconf_endhelp();
-		return T_HELPTEXT;
-	}
-}
-
-<<EOF>>	{
-	if (current_file) {
-		zconf_endfile();
-		return T_EOL;
-	}
-	fclose(yyin);
-	yyterminate();
-}
-
-%%
-void zconf_starthelp(void)
-{
-	new_string();
-	last_ts = first_ts = 0;
-	BEGIN(HELP);
-}
-
-static void zconf_endhelp(void)
-{
-	zconflval.string = text;
-	BEGIN(INITIAL);
-}
-
-
-/*
- * Try to open specified file with following names:
- * ./name
- * $(srctree)/name
- * The latter is used when srctree is separate from objtree
- * when compiling the kernel.
- * Return NULL if file is not found.
- */
-FILE *zconf_fopen(const char *name)
-{
-	char *env, fullname[PATH_MAX+1];
-	FILE *f;
-
-	f = fopen(name, "r");
-	if (!f && name != NULL && name[0] != '/') {
-		env = getenv(SRCTREE);
-		if (env) {
-			sprintf(fullname, "%s/%s", env, name);
-			f = fopen(fullname, "r");
-		}
-	}
-	return f;
-}
-
-void zconf_initscan(const char *name)
-{
-	yyin = zconf_fopen(name);
-	if (!yyin) {
-		printf("can't find file %s\n", name);
-		exit(1);
-	}
-
-	current_buf = xmalloc(sizeof(*current_buf));
-	memset(current_buf, 0, sizeof(*current_buf));
-
-	current_file = file_lookup(name);
-	current_file->lineno = 1;
-}
-
-void zconf_nextfile(const char *name)
-{
-	struct file *iter;
-	struct file *file = file_lookup(name);
-	struct buffer *buf = xmalloc(sizeof(*buf));
-	memset(buf, 0, sizeof(*buf));
-
-	current_buf->state = YY_CURRENT_BUFFER;
-	yyin = zconf_fopen(file->name);
-	if (!yyin) {
-		printf("%s:%d: can't open file \"%s\"\n",
-		    zconf_curname(), zconf_lineno(), file->name);
-		exit(1);
-	}
-	yy_switch_to_buffer(yy_create_buffer(yyin, YY_BUF_SIZE));
-	buf->parent = current_buf;
-	current_buf = buf;
-
-	for (iter = current_file->parent; iter; iter = iter->parent ) {
-		if (!strcmp(current_file->name,iter->name) ) {
-			printf("%s:%d: recursive inclusion detected. "
-			       "Inclusion path:\n  current file : '%s'\n",
-			       zconf_curname(), zconf_lineno(),
-			       zconf_curname());
-			iter = current_file->parent;
-			while (iter && \
-			       strcmp(iter->name,current_file->name)) {
-				printf("  included from: '%s:%d'\n",
-				       iter->name, iter->lineno-1);
-				iter = iter->parent;
-			}
-			if (iter)
-				printf("  included from: '%s:%d'\n",
-				       iter->name, iter->lineno+1);
-			exit(1);
-		}
-	}
-	file->lineno = 1;
-	file->parent = current_file;
-	current_file = file;
-}
-
-static void zconf_endfile(void)
-{
-	struct buffer *parent;
-
-	current_file = current_file->parent;
-
-	parent = current_buf->parent;
-	if (parent) {
-		fclose(yyin);
-		yy_delete_buffer(YY_CURRENT_BUFFER);
-		yy_switch_to_buffer(parent->state);
-	}
-	free(current_buf);
-	current_buf = parent;
-}
-
-int zconf_lineno(void)
-{
-	return current_pos.lineno;
-}
-
-const char *zconf_curname(void)
-{
-	return current_pos.file ? current_pos.file->name : "<none>";
-}
diff --git a/programs/src/kconfig/kconfig/zconf.lex.c b/programs/src/kconfig/kconfig/zconf.lex.c
deleted file mode 100644
index e3b33bd..0000000
--- a/programs/src/kconfig/kconfig/zconf.lex.c
+++ /dev/null
@@ -1,2421 +0,0 @@
-
-#line 3 "kconfig/zconf.lex.c"
-
-#define  YY_INT_ALIGNED short int
-
-/* A lexical scanner generated by flex */
-
-#define yy_create_buffer zconf_create_buffer
-#define yy_delete_buffer zconf_delete_buffer
-#define yy_flex_debug zconf_flex_debug
-#define yy_init_buffer zconf_init_buffer
-#define yy_flush_buffer zconf_flush_buffer
-#define yy_load_buffer_state zconf_load_buffer_state
-#define yy_switch_to_buffer zconf_switch_to_buffer
-#define yyin zconfin
-#define yyleng zconfleng
-#define yylex zconflex
-#define yylineno zconflineno
-#define yyout zconfout
-#define yyrestart zconfrestart
-#define yytext zconftext
-#define yywrap zconfwrap
-#define yyalloc zconfalloc
-#define yyrealloc zconfrealloc
-#define yyfree zconffree
-
-#define FLEX_SCANNER
-#define YY_FLEX_MAJOR_VERSION 2
-#define YY_FLEX_MINOR_VERSION 5
-#define YY_FLEX_SUBMINOR_VERSION 37
-#if YY_FLEX_SUBMINOR_VERSION > 0
-#define FLEX_BETA
-#endif
-
-/* First, we deal with  platform-specific or compiler-specific issues. */
-
-/* begin standard C headers. */
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <stdlib.h>
-
-/* end standard C headers. */
-
-/* flex integer type definitions */
-
-#ifndef FLEXINT_H
-#define FLEXINT_H
-
-/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
-
-#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
-
-/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
- * if you want the limit (max/min) macros for int types. 
- */
-#ifndef __STDC_LIMIT_MACROS
-#define __STDC_LIMIT_MACROS 1
-#endif
-
-#include <inttypes.h>
-typedef int8_t flex_int8_t;
-typedef uint8_t flex_uint8_t;
-typedef int16_t flex_int16_t;
-typedef uint16_t flex_uint16_t;
-typedef int32_t flex_int32_t;
-typedef uint32_t flex_uint32_t;
-#else
-typedef signed char flex_int8_t;
-typedef short int flex_int16_t;
-typedef int flex_int32_t;
-typedef unsigned char flex_uint8_t; 
-typedef unsigned short int flex_uint16_t;
-typedef unsigned int flex_uint32_t;
-
-/* Limits of integral types. */
-#ifndef INT8_MIN
-#define INT8_MIN               (-128)
-#endif
-#ifndef INT16_MIN
-#define INT16_MIN              (-32767-1)
-#endif
-#ifndef INT32_MIN
-#define INT32_MIN              (-2147483647-1)
-#endif
-#ifndef INT8_MAX
-#define INT8_MAX               (127)
-#endif
-#ifndef INT16_MAX
-#define INT16_MAX              (32767)
-#endif
-#ifndef INT32_MAX
-#define INT32_MAX              (2147483647)
-#endif
-#ifndef UINT8_MAX
-#define UINT8_MAX              (255U)
-#endif
-#ifndef UINT16_MAX
-#define UINT16_MAX             (65535U)
-#endif
-#ifndef UINT32_MAX
-#define UINT32_MAX             (4294967295U)
-#endif
-
-#endif /* ! C99 */
-
-#endif /* ! FLEXINT_H */
-
-#ifdef __cplusplus
-
-/* The "const" storage-class-modifier is valid. */
-#define YY_USE_CONST
-
-#else	/* ! __cplusplus */
-
-/* C99 requires __STDC__ to be defined as 1. */
-#if defined (__STDC__)
-
-#define YY_USE_CONST
-
-#endif	/* defined (__STDC__) */
-#endif	/* ! __cplusplus */
-
-#ifdef YY_USE_CONST
-#define yyconst const
-#else
-#define yyconst
-#endif
-
-/* Returned upon end-of-file. */
-#define YY_NULL 0
-
-/* Promotes a possibly negative, possibly signed char to an unsigned
- * integer for use as an array index.  If the signed char is negative,
- * we want to instead treat it as an 8-bit unsigned char, hence the
- * double cast.
- */
-#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
-
-/* Enter a start condition.  This macro really ought to take a parameter,
- * but we do it the disgusting crufty way forced on us by the ()-less
- * definition of BEGIN.
- */
-#define BEGIN (yy_start) = 1 + 2 *
-
-/* Translate the current start state into a value that can be later handed
- * to BEGIN to return to the state.  The YYSTATE alias is for lex
- * compatibility.
- */
-#define YY_START (((yy_start) - 1) / 2)
-#define YYSTATE YY_START
-
-/* Action number for EOF rule of a given start state. */
-#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
-
-/* Special action meaning "start processing a new file". */
-#define YY_NEW_FILE zconfrestart(zconfin  )
-
-#define YY_END_OF_BUFFER_CHAR 0
-
-/* Size of default input buffer. */
-#ifndef YY_BUF_SIZE
-#define YY_BUF_SIZE 16384
-#endif
-
-/* The state buf must be large enough to hold one state per character in the main buffer.
- */
-#define YY_STATE_BUF_SIZE   ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
-
-#ifndef YY_TYPEDEF_YY_BUFFER_STATE
-#define YY_TYPEDEF_YY_BUFFER_STATE
-typedef struct yy_buffer_state *YY_BUFFER_STATE;
-#endif
-
-#ifndef YY_TYPEDEF_YY_SIZE_T
-#define YY_TYPEDEF_YY_SIZE_T
-typedef size_t yy_size_t;
-#endif
-
-extern yy_size_t zconfleng;
-
-extern FILE *zconfin, *zconfout;
-
-#define EOB_ACT_CONTINUE_SCAN 0
-#define EOB_ACT_END_OF_FILE 1
-#define EOB_ACT_LAST_MATCH 2
-
-    #define YY_LESS_LINENO(n)
-    
-/* Return all but the first "n" matched characters back to the input stream. */
-#define yyless(n) \
-	do \
-		{ \
-		/* Undo effects of setting up zconftext. */ \
-        int yyless_macro_arg = (n); \
-        YY_LESS_LINENO(yyless_macro_arg);\
-		*yy_cp = (yy_hold_char); \
-		YY_RESTORE_YY_MORE_OFFSET \
-		(yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
-		YY_DO_BEFORE_ACTION; /* set up zconftext again */ \
-		} \
-	while ( 0 )
-
-#define unput(c) yyunput( c, (yytext_ptr)  )
-
-#ifndef YY_STRUCT_YY_BUFFER_STATE
-#define YY_STRUCT_YY_BUFFER_STATE
-struct yy_buffer_state
-	{
-	FILE *yy_input_file;
-
-	char *yy_ch_buf;		/* input buffer */
-	char *yy_buf_pos;		/* current position in input buffer */
-
-	/* Size of input buffer in bytes, not including room for EOB
-	 * characters.
-	 */
-	yy_size_t yy_buf_size;
-
-	/* Number of characters read into yy_ch_buf, not including EOB
-	 * characters.
-	 */
-	yy_size_t yy_n_chars;
-
-	/* Whether we "own" the buffer - i.e., we know we created it,
-	 * and can realloc() it to grow it, and should free() it to
-	 * delete it.
-	 */
-	int yy_is_our_buffer;
-
-	/* Whether this is an "interactive" input source; if so, and
-	 * if we're using stdio for input, then we want to use getc()
-	 * instead of fread(), to make sure we stop fetching input after
-	 * each newline.
-	 */
-	int yy_is_interactive;
-
-	/* Whether we're considered to be at the beginning of a line.
-	 * If so, '^' rules will be active on the next match, otherwise
-	 * not.
-	 */
-	int yy_at_bol;
-
-    int yy_bs_lineno; /**< The line count. */
-    int yy_bs_column; /**< The column count. */
-    
-	/* Whether to try to fill the input buffer when we reach the
-	 * end of it.
-	 */
-	int yy_fill_buffer;
-
-	int yy_buffer_status;
-
-#define YY_BUFFER_NEW 0
-#define YY_BUFFER_NORMAL 1
-	/* When an EOF's been seen but there's still some text to process
-	 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
-	 * shouldn't try reading from the input source any more.  We might
-	 * still have a bunch of tokens to match, though, because of
-	 * possible backing-up.
-	 *
-	 * When we actually see the EOF, we change the status to "new"
-	 * (via zconfrestart()), so that the user can continue scanning by
-	 * just pointing zconfin at a new input file.
-	 */
-#define YY_BUFFER_EOF_PENDING 2
-
-	};
-#endif /* !YY_STRUCT_YY_BUFFER_STATE */
-
-/* Stack of input buffers. */
-static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
-static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
-static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
-
-/* We provide macros for accessing buffer states in case in the
- * future we want to put the buffer states in a more general
- * "scanner state".
- *
- * Returns the top of the stack, or NULL.
- */
-#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
-                          ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
-                          : NULL)
-
-/* Same as previous macro, but useful when we know that the buffer stack is not
- * NULL or when we need an lvalue. For internal use only.
- */
-#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
-
-/* yy_hold_char holds the character lost when zconftext is formed. */
-static char yy_hold_char;
-static yy_size_t yy_n_chars;		/* number of characters read into yy_ch_buf */
-yy_size_t zconfleng;
-
-/* Points to current character in buffer. */
-static char *yy_c_buf_p = (char *) 0;
-static int yy_init = 0;		/* whether we need to initialize */
-static int yy_start = 0;	/* start state number */
-
-/* Flag which is used to allow zconfwrap()'s to do buffer switches
- * instead of setting up a fresh zconfin.  A bit of a hack ...
- */
-static int yy_did_buffer_switch_on_eof;
-
-void zconfrestart (FILE *input_file  );
-void zconf_switch_to_buffer (YY_BUFFER_STATE new_buffer  );
-YY_BUFFER_STATE zconf_create_buffer (FILE *file,int size  );
-void zconf_delete_buffer (YY_BUFFER_STATE b  );
-void zconf_flush_buffer (YY_BUFFER_STATE b  );
-void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer  );
-void zconfpop_buffer_state (void );
-
-static void zconfensure_buffer_stack (void );
-static void zconf_load_buffer_state (void );
-static void zconf_init_buffer (YY_BUFFER_STATE b,FILE *file  );
-
-#define YY_FLUSH_BUFFER zconf_flush_buffer(YY_CURRENT_BUFFER )
-
-YY_BUFFER_STATE zconf_scan_buffer (char *base,yy_size_t size  );
-YY_BUFFER_STATE zconf_scan_string (yyconst char *yy_str  );
-YY_BUFFER_STATE zconf_scan_bytes (yyconst char *bytes,yy_size_t len  );
-
-void *zconfalloc (yy_size_t  );
-void *zconfrealloc (void *,yy_size_t  );
-void zconffree (void *  );
-
-#define yy_new_buffer zconf_create_buffer
-
-#define yy_set_interactive(is_interactive) \
-	{ \
-	if ( ! YY_CURRENT_BUFFER ){ \
-        zconfensure_buffer_stack (); \
-		YY_CURRENT_BUFFER_LVALUE =    \
-            zconf_create_buffer(zconfin,YY_BUF_SIZE ); \
-	} \
-	YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
-	}
-
-#define yy_set_bol(at_bol) \
-	{ \
-	if ( ! YY_CURRENT_BUFFER ){\
-        zconfensure_buffer_stack (); \
-		YY_CURRENT_BUFFER_LVALUE =    \
-            zconf_create_buffer(zconfin,YY_BUF_SIZE ); \
-	} \
-	YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
-	}
-
-#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
-
-/* Begin user sect3 */
-
-#define zconfwrap() 1
-#define YY_SKIP_YYWRAP
-
-typedef unsigned char YY_CHAR;
-
-FILE *zconfin = (FILE *) 0, *zconfout = (FILE *) 0;
-
-typedef int yy_state_type;
-
-extern int zconflineno;
-
-int zconflineno = 1;
-
-extern char *zconftext;
-#define yytext_ptr zconftext
-static yyconst flex_int16_t yy_nxt[][17] =
-    {
-    {
-        0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
-        0,    0,    0,    0,    0,    0,    0
-    },
-
-    {
-       11,   12,   13,   14,   12,   12,   15,   12,   12,   12,
-       12,   12,   12,   12,   12,   12,   12
-    },
-
-    {
-       11,   12,   13,   14,   12,   12,   15,   12,   12,   12,
-       12,   12,   12,   12,   12,   12,   12
-    },
-
-    {
-       11,   16,   16,   17,   16,   16,   16,   16,   16,   16,
-       16,   16,   16,   18,   16,   16,   16
-    },
-
-    {
-       11,   16,   16,   17,   16,   16,   16,   16,   16,   16,
-       16,   16,   16,   18,   16,   16,   16
-
-    },
-
-    {
-       11,   19,   20,   21,   19,   19,   19,   19,   19,   19,
-       19,   19,   19,   19,   19,   19,   19
-    },
-
-    {
-       11,   19,   20,   21,   19,   19,   19,   19,   19,   19,
-       19,   19,   19,   19,   19,   19,   19
-    },
-
-    {
-       11,   22,   22,   23,   22,   24,   22,   22,   24,   22,
-       22,   22,   22,   22,   22,   25,   22
-    },
-
-    {
-       11,   22,   22,   23,   22,   24,   22,   22,   24,   22,
-       22,   22,   22,   22,   22,   25,   22
-    },
-
-    {
-       11,   26,   26,   27,   28,   29,   30,   31,   29,   32,
-       33,   34,   35,   35,   36,   37,   38
-
-    },
-
-    {
-       11,   26,   26,   27,   28,   29,   30,   31,   29,   32,
-       33,   34,   35,   35,   36,   37,   38
-    },
-
-    {
-      -11,  -11,  -11,  -11,  -11,  -11,  -11,  -11,  -11,  -11,
-      -11,  -11,  -11,  -11,  -11,  -11,  -11
-    },
-
-    {
-       11,  -12,  -12,  -12,  -12,  -12,  -12,  -12,  -12,  -12,
-      -12,  -12,  -12,  -12,  -12,  -12,  -12
-    },
-
-    {
-       11,  -13,   39,   40,  -13,  -13,   41,  -13,  -13,  -13,
-      -13,  -13,  -13,  -13,  -13,  -13,  -13
-    },
-
-    {
-       11,  -14,  -14,  -14,  -14,  -14,  -14,  -14,  -14,  -14,
-      -14,  -14,  -14,  -14,  -14,  -14,  -14
-
-    },
-
-    {
-       11,   42,   42,   43,   42,   42,   42,   42,   42,   42,
-       42,   42,   42,   42,   42,   42,   42
-    },
-
-    {
-       11,  -16,  -16,  -16,  -16,  -16,  -16,  -16,  -16,  -16,
-      -16,  -16,  -16,  -16,  -16,  -16,  -16
-    },
-
-    {
-       11,  -17,  -17,  -17,  -17,  -17,  -17,  -17,  -17,  -17,
-      -17,  -17,  -17,  -17,  -17,  -17,  -17
-    },
-
-    {
-       11,  -18,  -18,  -18,  -18,  -18,  -18,  -18,  -18,  -18,
-      -18,  -18,  -18,   44,  -18,  -18,  -18
-    },
-
-    {
-       11,   45,   45,  -19,   45,   45,   45,   45,   45,   45,
-       45,   45,   45,   45,   45,   45,   45
-
-    },
-
-    {
-       11,  -20,   46,   47,  -20,  -20,  -20,  -20,  -20,  -20,
-      -20,  -20,  -20,  -20,  -20,  -20,  -20
-    },
-
-    {
-       11,   48,  -21,  -21,   48,   48,   48,   48,   48,   48,
-       48,   48,   48,   48,   48,   48,   48
-    },
-
-    {
-       11,   49,   49,   50,   49,  -22,   49,   49,  -22,   49,
-       49,   49,   49,   49,   49,  -22,   49
-    },
-
-    {
-       11,  -23,  -23,  -23,  -23,  -23,  -23,  -23,  -23,  -23,
-      -23,  -23,  -23,  -23,  -23,  -23,  -23
-    },
-
-    {
-       11,  -24,  -24,  -24,  -24,  -24,  -24,  -24,  -24,  -24,
-      -24,  -24,  -24,  -24,  -24,  -24,  -24
-
-    },
-
-    {
-       11,   51,   51,   52,   51,   51,   51,   51,   51,   51,
-       51,   51,   51,   51,   51,   51,   51
-    },
-
-    {
-       11,  -26,  -26,  -26,  -26,  -26,  -26,  -26,  -26,  -26,
-      -26,  -26,  -26,  -26,  -26,  -26,  -26
-    },
-
-    {
-       11,  -27,  -27,  -27,  -27,  -27,  -27,  -27,  -27,  -27,
-      -27,  -27,  -27,  -27,  -27,  -27,  -27
-    },
-
-    {
-       11,  -28,  -28,  -28,  -28,  -28,  -28,  -28,  -28,  -28,
-      -28,  -28,  -28,  -28,   53,  -28,  -28
-    },
-
-    {
-       11,  -29,  -29,  -29,  -29,  -29,  -29,  -29,  -29,  -29,
-      -29,  -29,  -29,  -29,  -29,  -29,  -29
-
-    },
-
-    {
-       11,   54,   54,  -30,   54,   54,   54,   54,   54,   54,
-       54,   54,   54,   54,   54,   54,   54
-    },
-
-    {
-       11,  -31,  -31,  -31,  -31,  -31,  -31,   55,  -31,  -31,
-      -31,  -31,  -31,  -31,  -31,  -31,  -31
-    },
-
-    {
-       11,  -32,  -32,  -32,  -32,  -32,  -32,  -32,  -32,  -32,
-      -32,  -32,  -32,  -32,  -32,  -32,  -32
-    },
-
-    {
-       11,  -33,  -33,  -33,  -33,  -33,  -33,  -33,  -33,  -33,
-      -33,  -33,  -33,  -33,  -33,  -33,  -33
-    },
-
-    {
-       11,  -34,  -34,  -34,  -34,  -34,  -34,  -34,  -34,  -34,
-      -34,   56,   57,   57,  -34,  -34,  -34
-
-    },
-
-    {
-       11,  -35,  -35,  -35,  -35,  -35,  -35,  -35,  -35,  -35,
-      -35,   57,   57,   57,  -35,  -35,  -35
-    },
-
-    {
-       11,  -36,  -36,  -36,  -36,  -36,  -36,  -36,  -36,  -36,
-      -36,  -36,  -36,  -36,  -36,  -36,  -36
-    },
-
-    {
-       11,  -37,  -37,   58,  -37,  -37,  -37,  -37,  -37,  -37,
-      -37,  -37,  -37,  -37,  -37,  -37,  -37
-    },
-
-    {
-       11,  -38,  -38,  -38,  -38,  -38,  -38,  -38,  -38,  -38,
-      -38,  -38,  -38,  -38,  -38,  -38,   59
-    },
-
-    {
-       11,  -39,   39,   40,  -39,  -39,   41,  -39,  -39,  -39,
-      -39,  -39,  -39,  -39,  -39,  -39,  -39
-
-    },
-
-    {
-       11,  -40,  -40,  -40,  -40,  -40,  -40,  -40,  -40,  -40,
-      -40,  -40,  -40,  -40,  -40,  -40,  -40
-    },
-
-    {
-       11,   42,   42,   43,   42,   42,   42,   42,   42,   42,
-       42,   42,   42,   42,   42,   42,   42
-    },
-
-    {
-       11,   42,   42,   43,   42,   42,   42,   42,   42,   42,
-       42,   42,   42,   42,   42,   42,   42
-    },
-
-    {
-       11,  -43,  -43,  -43,  -43,  -43,  -43,  -43,  -43,  -43,
-      -43,  -43,  -43,  -43,  -43,  -43,  -43
-    },
-
-    {
-       11,  -44,  -44,  -44,  -44,  -44,  -44,  -44,  -44,  -44,
-      -44,  -44,  -44,   44,  -44,  -44,  -44
-
-    },
-
-    {
-       11,   45,   45,  -45,   45,   45,   45,   45,   45,   45,
-       45,   45,   45,   45,   45,   45,   45
-    },
-
-    {
-       11,  -46,   46,   47,  -46,  -46,  -46,  -46,  -46,  -46,
-      -46,  -46,  -46,  -46,  -46,  -46,  -46
-    },
-
-    {
-       11,   48,  -47,  -47,   48,   48,   48,   48,   48,   48,
-       48,   48,   48,   48,   48,   48,   48
-    },
-
-    {
-       11,  -48,  -48,  -48,  -48,  -48,  -48,  -48,  -48,  -48,
-      -48,  -48,  -48,  -48,  -48,  -48,  -48
-    },
-
-    {
-       11,   49,   49,   50,   49,  -49,   49,   49,  -49,   49,
-       49,   49,   49,   49,   49,  -49,   49
-
-    },
-
-    {
-       11,  -50,  -50,  -50,  -50,  -50,  -50,  -50,  -50,  -50,
-      -50,  -50,  -50,  -50,  -50,  -50,  -50
-    },
-
-    {
-       11,  -51,  -51,   52,  -51,  -51,  -51,  -51,  -51,  -51,
-      -51,  -51,  -51,  -51,  -51,  -51,  -51
-    },
-
-    {
-       11,  -52,  -52,  -52,  -52,  -52,  -52,  -52,  -52,  -52,
-      -52,  -52,  -52,  -52,  -52,  -52,  -52
-    },
-
-    {
-       11,  -53,  -53,  -53,  -53,  -53,  -53,  -53,  -53,  -53,
-      -53,  -53,  -53,  -53,  -53,  -53,  -53
-    },
-
-    {
-       11,   54,   54,  -54,   54,   54,   54,   54,   54,   54,
-       54,   54,   54,   54,   54,   54,   54
-
-    },
-
-    {
-       11,  -55,  -55,  -55,  -55,  -55,  -55,  -55,  -55,  -55,
-      -55,  -55,  -55,  -55,  -55,  -55,  -55
-    },
-
-    {
-       11,  -56,  -56,  -56,  -56,  -56,  -56,  -56,  -56,  -56,
-      -56,   60,   57,   57,  -56,  -56,  -56
-    },
-
-    {
-       11,  -57,  -57,  -57,  -57,  -57,  -57,  -57,  -57,  -57,
-      -57,   57,   57,   57,  -57,  -57,  -57
-    },
-
-    {
-       11,  -58,  -58,  -58,  -58,  -58,  -58,  -58,  -58,  -58,
-      -58,  -58,  -58,  -58,  -58,  -58,  -58
-    },
-
-    {
-       11,  -59,  -59,  -59,  -59,  -59,  -59,  -59,  -59,  -59,
-      -59,  -59,  -59,  -59,  -59,  -59,  -59
-
-    },
-
-    {
-       11,  -60,  -60,  -60,  -60,  -60,  -60,  -60,  -60,  -60,
-      -60,   57,   57,   57,  -60,  -60,  -60
-    },
-
-    } ;
-
-static yy_state_type yy_get_previous_state (void );
-static yy_state_type yy_try_NUL_trans (yy_state_type current_state  );
-static int yy_get_next_buffer (void );
-static void yy_fatal_error (yyconst char msg[]  );
-
-/* Done after the current pattern has been matched and before the
- * corresponding action - sets up zconftext.
- */
-#define YY_DO_BEFORE_ACTION \
-	(yytext_ptr) = yy_bp; \
-	zconfleng = (size_t) (yy_cp - yy_bp); \
-	(yy_hold_char) = *yy_cp; \
-	*yy_cp = '\0'; \
-	(yy_c_buf_p) = yy_cp;
-
-#define YY_NUM_RULES 33
-#define YY_END_OF_BUFFER 34
-/* This struct is not used in this scanner,
-   but its presence is necessary. */
-struct yy_trans_info
-	{
-	flex_int32_t yy_verify;
-	flex_int32_t yy_nxt;
-	};
-static yyconst flex_int16_t yy_accept[61] =
-    {   0,
-        0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
-       34,    5,    4,    2,    3,    7,    8,    6,   32,   29,
-       31,   24,   28,   27,   26,   22,   17,   13,   16,   20,
-       22,   11,   12,   19,   19,   14,   22,   22,    4,    2,
-        3,    3,    1,    6,   32,   29,   31,   30,   24,   23,
-       26,   25,   15,   20,    9,   19,   19,   21,   10,   18
-    } ;
-
-static yyconst flex_int32_t yy_ec[256] =
-    {   0,
-        1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    2,    4,    5,    6,    1,    1,    7,    8,    9,
-       10,    1,    1,    1,   11,   12,   12,   13,   13,   13,
-       13,   13,   13,   13,   13,   13,   13,    1,    1,    1,
-       14,    1,    1,    1,   13,   13,   13,   13,   13,   13,
-       13,   13,   13,   13,   13,   13,   13,   13,   13,   13,
-       13,   13,   13,   13,   13,   13,   13,   13,   13,   13,
-        1,   15,    1,    1,   13,    1,   13,   13,   13,   13,
-
-       13,   13,   13,   13,   13,   13,   13,   13,   13,   13,
-       13,   13,   13,   13,   13,   13,   13,   13,   13,   13,
-       13,   13,    1,   16,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1
-    } ;
-
-extern int zconf_flex_debug;
-int zconf_flex_debug = 0;
-
-/* The intent behind this definition is that it'll catch
- * any uses of REJECT which flex missed.
- */
-#define REJECT reject_used_but_not_detected
-#define yymore() yymore_used_but_not_detected
-#define YY_MORE_ADJ 0
-#define YY_RESTORE_YY_MORE_OFFSET
-char *zconftext;
-#define YY_NO_INPUT 1
-
-/*
- * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#include <limits.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#include "lkc.h"
-
-#define START_STRSIZE	16
-
-static struct {
-	struct file *file;
-	int lineno;
-} current_pos;
-
-static char *text;
-static int text_size, text_asize;
-
-struct buffer {
-	struct buffer *parent;
-	YY_BUFFER_STATE state;
-};
-
-struct buffer *current_buf;
-
-static int last_ts, first_ts;
-
-static void zconf_endhelp(void);
-static void zconf_endfile(void);
-
-static void new_string(void)
-{
-	text = xmalloc(START_STRSIZE);
-	text_asize = START_STRSIZE;
-	text_size = 0;
-	*text = 0;
-}
-
-static void append_string(const char *str, int size)
-{
-	int new_size = text_size + size + 1;
-	if (new_size > text_asize) {
-		new_size += START_STRSIZE - 1;
-		new_size &= -START_STRSIZE;
-		text = realloc(text, new_size);
-		text_asize = new_size;
-	}
-	memcpy(text + text_size, str, size);
-	text_size += size;
-	text[text_size] = 0;
-}
-
-static void alloc_string(const char *str, int size)
-{
-	text = xmalloc(size + 1);
-	memcpy(text, str, size);
-	text[size] = 0;
-}
-
-#define INITIAL 0
-#define COMMAND 1
-#define HELP 2
-#define STRING 3
-#define PARAM 4
-
-#ifndef YY_NO_UNISTD_H
-/* Special case for "unistd.h", since it is non-ANSI. We include it way
- * down here because we want the user's section 1 to have been scanned first.
- * The user has a chance to override it with an option.
- */
-#include <unistd.h>
-#endif
-
-#ifndef YY_EXTRA_TYPE
-#define YY_EXTRA_TYPE void *
-#endif
-
-static int yy_init_globals (void );
-
-/* Accessor methods to globals.
-   These are made visible to non-reentrant scanners for convenience. */
-
-int zconflex_destroy (void );
-
-int zconfget_debug (void );
-
-void zconfset_debug (int debug_flag  );
-
-YY_EXTRA_TYPE zconfget_extra (void );
-
-void zconfset_extra (YY_EXTRA_TYPE user_defined  );
-
-FILE *zconfget_in (void );
-
-void zconfset_in  (FILE * in_str  );
-
-FILE *zconfget_out (void );
-
-void zconfset_out  (FILE * out_str  );
-
-yy_size_t zconfget_leng (void );
-
-char *zconfget_text (void );
-
-int zconfget_lineno (void );
-
-void zconfset_lineno (int line_number  );
-
-/* Macros after this point can all be overridden by user definitions in
- * section 1.
- */
-
-#ifndef YY_SKIP_YYWRAP
-#ifdef __cplusplus
-extern "C" int zconfwrap (void );
-#else
-extern int zconfwrap (void );
-#endif
-#endif
-
-    static void yyunput (int c,char *buf_ptr  );
-    
-#ifndef yytext_ptr
-static void yy_flex_strncpy (char *,yyconst char *,int );
-#endif
-
-#ifdef YY_NEED_STRLEN
-static int yy_flex_strlen (yyconst char * );
-#endif
-
-#ifndef YY_NO_INPUT
-
-#ifdef __cplusplus
-static int yyinput (void );
-#else
-static int input (void );
-#endif
-
-#endif
-
-/* Amount of stuff to slurp up with each read. */
-#ifndef YY_READ_BUF_SIZE
-#define YY_READ_BUF_SIZE 8192
-#endif
-
-/* Copy whatever the last rule matched to the standard output. */
-#ifndef ECHO
-/* This used to be an fputs(), but since the string might contain NUL's,
- * we now use fwrite().
- */
-#define ECHO do { if (fwrite( zconftext, zconfleng, 1, zconfout )) {} } while (0)
-#endif
-
-/* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
- * is returned in "result".
- */
-#ifndef YY_INPUT
-#define YY_INPUT(buf,result,max_size) \
-	errno=0; \
-	while ( (result = read( fileno(zconfin), (char *) buf, max_size )) < 0 ) \
-	{ \
-		if( errno != EINTR) \
-		{ \
-			YY_FATAL_ERROR( "input in flex scanner failed" ); \
-			break; \
-		} \
-		errno=0; \
-		clearerr(zconfin); \
-	}\
-\
-
-#endif
-
-/* No semi-colon after return; correct usage is to write "yyterminate();" -
- * we don't want an extra ';' after the "return" because that will cause
- * some compilers to complain about unreachable statements.
- */
-#ifndef yyterminate
-#define yyterminate() return YY_NULL
-#endif
-
-/* Number of entries by which start-condition stack grows. */
-#ifndef YY_START_STACK_INCR
-#define YY_START_STACK_INCR 25
-#endif
-
-/* Report a fatal error. */
-#ifndef YY_FATAL_ERROR
-#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
-#endif
-
-/* end tables serialization structures and prototypes */
-
-/* Default declaration of generated scanner - a define so the user can
- * easily add parameters.
- */
-#ifndef YY_DECL
-#define YY_DECL_IS_OURS 1
-
-extern int zconflex (void);
-
-#define YY_DECL int zconflex (void)
-#endif /* !YY_DECL */
-
-/* Code executed at the beginning of each rule, after zconftext and zconfleng
- * have been set up.
- */
-#ifndef YY_USER_ACTION
-#define YY_USER_ACTION
-#endif
-
-/* Code executed at the end of each rule. */
-#ifndef YY_BREAK
-#define YY_BREAK break;
-#endif
-
-#define YY_RULE_SETUP \
-	YY_USER_ACTION
-
-/** The main scanner function which does all the work.
- */
-YY_DECL
-{
-	register yy_state_type yy_current_state;
-	register char *yy_cp, *yy_bp;
-	register int yy_act;
-    
-	int str = 0;
-	int ts, i;
-
-	if ( !(yy_init) )
-		{
-		(yy_init) = 1;
-
-#ifdef YY_USER_INIT
-		YY_USER_INIT;
-#endif
-
-		if ( ! (yy_start) )
-			(yy_start) = 1;	/* first start state */
-
-		if ( ! zconfin )
-			zconfin = stdin;
-
-		if ( ! zconfout )
-			zconfout = stdout;
-
-		if ( ! YY_CURRENT_BUFFER ) {
-			zconfensure_buffer_stack ();
-			YY_CURRENT_BUFFER_LVALUE =
-				zconf_create_buffer(zconfin,YY_BUF_SIZE );
-		}
-
-		zconf_load_buffer_state( );
-		}
-
-	while ( 1 )		/* loops until end-of-file is reached */
-		{
-		yy_cp = (yy_c_buf_p);
-
-		/* Support of zconftext. */
-		*yy_cp = (yy_hold_char);
-
-		/* yy_bp points to the position in yy_ch_buf of the start of
-		 * the current run.
-		 */
-		yy_bp = yy_cp;
-
-		yy_current_state = (yy_start);
-yy_match:
-		while ( (yy_current_state = yy_nxt[yy_current_state][ yy_ec[YY_SC_TO_UI(*yy_cp)]  ]) > 0 )
-			++yy_cp;
-
-		yy_current_state = -yy_current_state;
-
-yy_find_action:
-		yy_act = yy_accept[yy_current_state];
-
-		YY_DO_BEFORE_ACTION;
-
-do_action:	/* This label is used only to access EOF actions. */
-
-		switch ( yy_act )
-	{ /* beginning of action switch */
-case 1:
-/* rule 1 can match eol */
-case 2:
-/* rule 2 can match eol */
-YY_RULE_SETUP
-{
-	current_file->lineno++;
-	return T_EOL;
-}
-	YY_BREAK
-case 3:
-YY_RULE_SETUP
-
-	YY_BREAK
-case 4:
-YY_RULE_SETUP
-{
-	BEGIN(COMMAND);
-}
-	YY_BREAK
-case 5:
-YY_RULE_SETUP
-{
-	unput(zconftext[0]);
-	BEGIN(COMMAND);
-}
-	YY_BREAK
-
-case 6:
-YY_RULE_SETUP
-{
-		const struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
-		BEGIN(PARAM);
-		current_pos.file = current_file;
-		current_pos.lineno = current_file->lineno;
-		if (id && id->flags & TF_COMMAND) {
-			zconflval.id = id;
-			return id->token;
-		}
-		alloc_string(zconftext, zconfleng);
-		zconflval.string = text;
-		return T_WORD;
-	}
-	YY_BREAK
-case 7:
-YY_RULE_SETUP
-
-	YY_BREAK
-case 8:
-/* rule 8 can match eol */
-YY_RULE_SETUP
-{
-		BEGIN(INITIAL);
-		current_file->lineno++;
-		return T_EOL;
-	}
-	YY_BREAK
-
-case 9:
-YY_RULE_SETUP
-return T_AND;
-	YY_BREAK
-case 10:
-YY_RULE_SETUP
-return T_OR;
-	YY_BREAK
-case 11:
-YY_RULE_SETUP
-return T_OPEN_PAREN;
-	YY_BREAK
-case 12:
-YY_RULE_SETUP
-return T_CLOSE_PAREN;
-	YY_BREAK
-case 13:
-YY_RULE_SETUP
-return T_NOT;
-	YY_BREAK
-case 14:
-YY_RULE_SETUP
-return T_EQUAL;
-	YY_BREAK
-case 15:
-YY_RULE_SETUP
-return T_UNEQUAL;
-	YY_BREAK
-case 16:
-YY_RULE_SETUP
-{
-		str = zconftext[0];
-		new_string();
-		BEGIN(STRING);
-	}
-	YY_BREAK
-case 17:
-/* rule 17 can match eol */
-YY_RULE_SETUP
-BEGIN(INITIAL); current_file->lineno++; return T_EOL;
-	YY_BREAK
-case 18:
-YY_RULE_SETUP
-/* ignore */
-	YY_BREAK
-case 19:
-YY_RULE_SETUP
-{
-		const struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
-		if (id && id->flags & TF_PARAM) {
-			zconflval.id = id;
-			return id->token;
-		}
-		alloc_string(zconftext, zconfleng);
-		zconflval.string = text;
-		return T_WORD;
-	}
-	YY_BREAK
-case 20:
-YY_RULE_SETUP
-/* comment */
-	YY_BREAK
-case 21:
-/* rule 21 can match eol */
-YY_RULE_SETUP
-current_file->lineno++;
-	YY_BREAK
-case 22:
-YY_RULE_SETUP
-
-	YY_BREAK
-case YY_STATE_EOF(PARAM):
-{
-		BEGIN(INITIAL);
-	}
-	YY_BREAK
-
-case 23:
-/* rule 23 can match eol */
-*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
-(yy_c_buf_p) = yy_cp -= 1;
-YY_DO_BEFORE_ACTION; /* set up zconftext again */
-YY_RULE_SETUP
-{
-		append_string(zconftext, zconfleng);
-		zconflval.string = text;
-		return T_WORD_QUOTE;
-	}
-	YY_BREAK
-case 24:
-YY_RULE_SETUP
-{
-		append_string(zconftext, zconfleng);
-	}
-	YY_BREAK
-case 25:
-/* rule 25 can match eol */
-*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
-(yy_c_buf_p) = yy_cp -= 1;
-YY_DO_BEFORE_ACTION; /* set up zconftext again */
-YY_RULE_SETUP
-{
-		append_string(zconftext + 1, zconfleng - 1);
-		zconflval.string = text;
-		return T_WORD_QUOTE;
-	}
-	YY_BREAK
-case 26:
-YY_RULE_SETUP
-{
-		append_string(zconftext + 1, zconfleng - 1);
-	}
-	YY_BREAK
-case 27:
-YY_RULE_SETUP
-{
-		if (str == zconftext[0]) {
-			BEGIN(PARAM);
-			zconflval.string = text;
-			return T_WORD_QUOTE;
-		} else
-			append_string(zconftext, 1);
-	}
-	YY_BREAK
-case 28:
-/* rule 28 can match eol */
-YY_RULE_SETUP
-{
-		printf("%s:%d:warning: multi-line strings not supported\n", zconf_curname(), zconf_lineno());
-		current_file->lineno++;
-		BEGIN(INITIAL);
-		return T_EOL;
-	}
-	YY_BREAK
-case YY_STATE_EOF(STRING):
-{
-		BEGIN(INITIAL);
-	}
-	YY_BREAK
-
-case 29:
-YY_RULE_SETUP
-{
-		ts = 0;
-		for (i = 0; i < zconfleng; i++) {
-			if (zconftext[i] == '\t')
-				ts = (ts & ~7) + 8;
-			else
-				ts++;
-		}
-		last_ts = ts;
-		if (first_ts) {
-			if (ts < first_ts) {
-				zconf_endhelp();
-				return T_HELPTEXT;
-			}
-			ts -= first_ts;
-			while (ts > 8) {
-				append_string("        ", 8);
-				ts -= 8;
-			}
-			append_string("        ", ts);
-		}
-	}
-	YY_BREAK
-case 30:
-/* rule 30 can match eol */
-*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
-(yy_c_buf_p) = yy_cp -= 1;
-YY_DO_BEFORE_ACTION; /* set up zconftext again */
-YY_RULE_SETUP
-{
-		current_file->lineno++;
-		zconf_endhelp();
-		return T_HELPTEXT;
-	}
-	YY_BREAK
-case 31:
-/* rule 31 can match eol */
-YY_RULE_SETUP
-{
-		current_file->lineno++;
-		append_string("\n", 1);
-	}
-	YY_BREAK
-case 32:
-YY_RULE_SETUP
-{
-		while (zconfleng) {
-			if ((zconftext[zconfleng-1] != ' ') && (zconftext[zconfleng-1] != '\t'))
-				break;
-			zconfleng--;
-		}
-		append_string(zconftext, zconfleng);
-		if (!first_ts)
-			first_ts = last_ts;
-	}
-	YY_BREAK
-case YY_STATE_EOF(HELP):
-{
-		zconf_endhelp();
-		return T_HELPTEXT;
-	}
-	YY_BREAK
-
-case YY_STATE_EOF(INITIAL):
-case YY_STATE_EOF(COMMAND):
-{
-	if (current_file) {
-		zconf_endfile();
-		return T_EOL;
-	}
-	fclose(zconfin);
-	yyterminate();
-}
-	YY_BREAK
-case 33:
-YY_RULE_SETUP
-YY_FATAL_ERROR( "flex scanner jammed" );
-	YY_BREAK
-
-	case YY_END_OF_BUFFER:
-		{
-		/* Amount of text matched not including the EOB char. */
-		int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
-
-		/* Undo the effects of YY_DO_BEFORE_ACTION. */
-		*yy_cp = (yy_hold_char);
-		YY_RESTORE_YY_MORE_OFFSET
-
-		if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
-			{
-			/* We're scanning a new file or input source.  It's
-			 * possible that this happened because the user
-			 * just pointed zconfin at a new source and called
-			 * zconflex().  If so, then we have to assure
-			 * consistency between YY_CURRENT_BUFFER and our
-			 * globals.  Here is the right place to do so, because
-			 * this is the first action (other than possibly a
-			 * back-up) that will match for the new input source.
-			 */
-			(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
-			YY_CURRENT_BUFFER_LVALUE->yy_input_file = zconfin;
-			YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
-			}
-
-		/* Note that here we test for yy_c_buf_p "<=" to the position
-		 * of the first EOB in the buffer, since yy_c_buf_p will
-		 * already have been incremented past the NUL character
-		 * (since all states make transitions on EOB to the
-		 * end-of-buffer state).  Contrast this with the test
-		 * in input().
-		 */
-		if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
-			{ /* This was really a NUL. */
-			yy_state_type yy_next_state;
-
-			(yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
-
-			yy_current_state = yy_get_previous_state(  );
-
-			/* Okay, we're now positioned to make the NUL
-			 * transition.  We couldn't have
-			 * yy_get_previous_state() go ahead and do it
-			 * for us because it doesn't know how to deal
-			 * with the possibility of jamming (and we don't
-			 * want to build jamming into it because then it
-			 * will run more slowly).
-			 */
-
-			yy_next_state = yy_try_NUL_trans( yy_current_state );
-
-			yy_bp = (yytext_ptr) + YY_MORE_ADJ;
-
-			if ( yy_next_state )
-				{
-				/* Consume the NUL. */
-				yy_cp = ++(yy_c_buf_p);
-				yy_current_state = yy_next_state;
-				goto yy_match;
-				}
-
-			else
-				{
-				yy_cp = (yy_c_buf_p);
-				goto yy_find_action;
-				}
-			}
-
-		else switch ( yy_get_next_buffer(  ) )
-			{
-			case EOB_ACT_END_OF_FILE:
-				{
-				(yy_did_buffer_switch_on_eof) = 0;
-
-				if ( zconfwrap( ) )
-					{
-					/* Note: because we've taken care in
-					 * yy_get_next_buffer() to have set up
-					 * zconftext, we can now set up
-					 * yy_c_buf_p so that if some total
-					 * hoser (like flex itself) wants to
-					 * call the scanner after we return the
-					 * YY_NULL, it'll still work - another
-					 * YY_NULL will get returned.
-					 */
-					(yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
-
-					yy_act = YY_STATE_EOF(YY_START);
-					goto do_action;
-					}
-
-				else
-					{
-					if ( ! (yy_did_buffer_switch_on_eof) )
-						YY_NEW_FILE;
-					}
-				break;
-				}
-
-			case EOB_ACT_CONTINUE_SCAN:
-				(yy_c_buf_p) =
-					(yytext_ptr) + yy_amount_of_matched_text;
-
-				yy_current_state = yy_get_previous_state(  );
-
-				yy_cp = (yy_c_buf_p);
-				yy_bp = (yytext_ptr) + YY_MORE_ADJ;
-				goto yy_match;
-
-			case EOB_ACT_LAST_MATCH:
-				(yy_c_buf_p) =
-				&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
-
-				yy_current_state = yy_get_previous_state(  );
-
-				yy_cp = (yy_c_buf_p);
-				yy_bp = (yytext_ptr) + YY_MORE_ADJ;
-				goto yy_find_action;
-			}
-		break;
-		}
-
-	default:
-		YY_FATAL_ERROR(
-			"fatal flex scanner internal error--no action found" );
-	} /* end of action switch */
-		} /* end of scanning one token */
-} /* end of zconflex */
-
-/* yy_get_next_buffer - try to read in a new buffer
- *
- * Returns a code representing an action:
- *	EOB_ACT_LAST_MATCH -
- *	EOB_ACT_CONTINUE_SCAN - continue scanning from current position
- *	EOB_ACT_END_OF_FILE - end of file
- */
-static int yy_get_next_buffer (void)
-{
-    	register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
-	register char *source = (yytext_ptr);
-	register int number_to_move, i;
-	int ret_val;
-
-	if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
-		YY_FATAL_ERROR(
-		"fatal flex scanner internal error--end of buffer missed" );
-
-	if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
-		{ /* Don't try to fill the buffer, so this is an EOF. */
-		if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
-			{
-			/* We matched a single character, the EOB, so
-			 * treat this as a final EOF.
-			 */
-			return EOB_ACT_END_OF_FILE;
-			}
-
-		else
-			{
-			/* We matched some text prior to the EOB, first
-			 * process it.
-			 */
-			return EOB_ACT_LAST_MATCH;
-			}
-		}
-
-	/* Try to read more data. */
-
-	/* First move last chars to start of buffer. */
-	number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1;
-
-	for ( i = 0; i < number_to_move; ++i )
-		*(dest++) = *(source++);
-
-	if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
-		/* don't do the read, it's not guaranteed to return an EOF,
-		 * just force an EOF
-		 */
-		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
-
-	else
-		{
-			yy_size_t num_to_read =
-			YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
-
-		while ( num_to_read <= 0 )
-			{ /* Not enough room in the buffer - grow it. */
-
-			/* just a shorter name for the current buffer */
-			YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
-
-			int yy_c_buf_p_offset =
-				(int) ((yy_c_buf_p) - b->yy_ch_buf);
-
-			if ( b->yy_is_our_buffer )
-				{
-				yy_size_t new_size = b->yy_buf_size * 2;
-
-				if ( new_size <= 0 )
-					b->yy_buf_size += b->yy_buf_size / 8;
-				else
-					b->yy_buf_size *= 2;
-
-				b->yy_ch_buf = (char *)
-					/* Include room in for 2 EOB chars. */
-					zconfrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2  );
-				}
-			else
-				/* Can't grow it, we don't own it. */
-				b->yy_ch_buf = 0;
-
-			if ( ! b->yy_ch_buf )
-				YY_FATAL_ERROR(
-				"fatal error - scanner input buffer overflow" );
-
-			(yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
-
-			num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
-						number_to_move - 1;
-
-			}
-
-		if ( num_to_read > YY_READ_BUF_SIZE )
-			num_to_read = YY_READ_BUF_SIZE;
-
-		/* Read in more data. */
-		YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
-			(yy_n_chars), num_to_read );
-
-		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
-		}
-
-	if ( (yy_n_chars) == 0 )
-		{
-		if ( number_to_move == YY_MORE_ADJ )
-			{
-			ret_val = EOB_ACT_END_OF_FILE;
-			zconfrestart(zconfin  );
-			}
-
-		else
-			{
-			ret_val = EOB_ACT_LAST_MATCH;
-			YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
-				YY_BUFFER_EOF_PENDING;
-			}
-		}
-
-	else
-		ret_val = EOB_ACT_CONTINUE_SCAN;
-
-	if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
-		/* Extend the array by 50%, plus the number we really need. */
-		yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
-		YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) zconfrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size  );
-		if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
-			YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
-	}
-
-	(yy_n_chars) += number_to_move;
-	YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
-	YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
-
-	(yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
-
-	return ret_val;
-}
-
-/* yy_get_previous_state - get the state just before the EOB char was reached */
-
-    static yy_state_type yy_get_previous_state (void)
-{
-	register yy_state_type yy_current_state;
-	register char *yy_cp;
-    
-	yy_current_state = (yy_start);
-
-	for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
-		{
-		yy_current_state = yy_nxt[yy_current_state][(*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1)];
-		}
-
-	return yy_current_state;
-}
-
-/* yy_try_NUL_trans - try to make a transition on the NUL character
- *
- * synopsis
- *	next_state = yy_try_NUL_trans( current_state );
- */
-    static yy_state_type yy_try_NUL_trans  (yy_state_type yy_current_state )
-{
-	register int yy_is_jam;
-    
-	yy_current_state = yy_nxt[yy_current_state][1];
-	yy_is_jam = (yy_current_state <= 0);
-
-		return yy_is_jam ? 0 : yy_current_state;
-}
-
-    static void yyunput (int c, register char * yy_bp )
-{
-	register char *yy_cp;
-    
-    yy_cp = (yy_c_buf_p);
-
-	/* undo effects of setting up zconftext */
-	*yy_cp = (yy_hold_char);
-
-	if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
-		{ /* need to shift things up to make room */
-		/* +2 for EOB chars. */
-		register yy_size_t number_to_move = (yy_n_chars) + 2;
-		register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
-					YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
-		register char *source =
-				&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];
-
-		while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
-			*--dest = *--source;
-
-		yy_cp += (int) (dest - source);
-		yy_bp += (int) (dest - source);
-		YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
-			(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
-
-		if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
-			YY_FATAL_ERROR( "flex scanner push-back overflow" );
-		}
-
-	*--yy_cp = (char) c;
-
-	(yytext_ptr) = yy_bp;
-	(yy_hold_char) = *yy_cp;
-	(yy_c_buf_p) = yy_cp;
-}
-
-#ifndef YY_NO_INPUT
-#ifdef __cplusplus
-    static int yyinput (void)
-#else
-    static int input  (void)
-#endif
-
-{
-	int c;
-    
-	*(yy_c_buf_p) = (yy_hold_char);
-
-	if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
-		{
-		/* yy_c_buf_p now points to the character we want to return.
-		 * If this occurs *before* the EOB characters, then it's a
-		 * valid NUL; if not, then we've hit the end of the buffer.
-		 */
-		if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
-			/* This was really a NUL. */
-			*(yy_c_buf_p) = '\0';
-
-		else
-			{ /* need more input */
-			yy_size_t offset = (yy_c_buf_p) - (yytext_ptr);
-			++(yy_c_buf_p);
-
-			switch ( yy_get_next_buffer(  ) )
-				{
-				case EOB_ACT_LAST_MATCH:
-					/* This happens because yy_g_n_b()
-					 * sees that we've accumulated a
-					 * token and flags that we need to
-					 * try matching the token before
-					 * proceeding.  But for input(),
-					 * there's no matching to consider.
-					 * So convert the EOB_ACT_LAST_MATCH
-					 * to EOB_ACT_END_OF_FILE.
-					 */
-
-					/* Reset buffer status. */
-					zconfrestart(zconfin );
-
-					/*FALLTHROUGH*/
-
-				case EOB_ACT_END_OF_FILE:
-					{
-					if ( zconfwrap( ) )
-						return EOF;
-
-					if ( ! (yy_did_buffer_switch_on_eof) )
-						YY_NEW_FILE;
-#ifdef __cplusplus
-					return yyinput();
-#else
-					return input();
-#endif
-					}
-
-				case EOB_ACT_CONTINUE_SCAN:
-					(yy_c_buf_p) = (yytext_ptr) + offset;
-					break;
-				}
-			}
-		}
-
-	c = *(unsigned char *) (yy_c_buf_p);	/* cast for 8-bit char's */
-	*(yy_c_buf_p) = '\0';	/* preserve zconftext */
-	(yy_hold_char) = *++(yy_c_buf_p);
-
-	return c;
-}
-#endif	/* ifndef YY_NO_INPUT */
-
-/** Immediately switch to a different input stream.
- * @param input_file A readable stream.
- * 
- * @note This function does not reset the start condition to @c INITIAL .
- */
-    void zconfrestart  (FILE * input_file )
-{
-    
-	if ( ! YY_CURRENT_BUFFER ){
-        zconfensure_buffer_stack ();
-		YY_CURRENT_BUFFER_LVALUE =
-            zconf_create_buffer(zconfin,YY_BUF_SIZE );
-	}
-
-	zconf_init_buffer(YY_CURRENT_BUFFER,input_file );
-	zconf_load_buffer_state( );
-}
-
-/** Switch to a different input buffer.
- * @param new_buffer The new input buffer.
- * 
- */
-    void zconf_switch_to_buffer  (YY_BUFFER_STATE  new_buffer )
-{
-    
-	/* TODO. We should be able to replace this entire function body
-	 * with
-	 *		zconfpop_buffer_state();
-	 *		zconfpush_buffer_state(new_buffer);
-     */
-	zconfensure_buffer_stack ();
-	if ( YY_CURRENT_BUFFER == new_buffer )
-		return;
-
-	if ( YY_CURRENT_BUFFER )
-		{
-		/* Flush out information for old buffer. */
-		*(yy_c_buf_p) = (yy_hold_char);
-		YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
-		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
-		}
-
-	YY_CURRENT_BUFFER_LVALUE = new_buffer;
-	zconf_load_buffer_state( );
-
-	/* We don't actually know whether we did this switch during
-	 * EOF (zconfwrap()) processing, but the only time this flag
-	 * is looked at is after zconfwrap() is called, so it's safe
-	 * to go ahead and always set it.
-	 */
-	(yy_did_buffer_switch_on_eof) = 1;
-}
-
-static void zconf_load_buffer_state  (void)
-{
-    	(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
-	(yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
-	zconfin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
-	(yy_hold_char) = *(yy_c_buf_p);
-}
-
-/** Allocate and initialize an input buffer state.
- * @param file A readable stream.
- * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
- * 
- * @return the allocated buffer state.
- */
-    YY_BUFFER_STATE zconf_create_buffer  (FILE * file, int  size )
-{
-	YY_BUFFER_STATE b;
-    
-	b = (YY_BUFFER_STATE) zconfalloc(sizeof( struct yy_buffer_state )  );
-	if ( ! b )
-		YY_FATAL_ERROR( "out of dynamic memory in zconf_create_buffer()" );
-
-	b->yy_buf_size = size;
-
-	/* yy_ch_buf has to be 2 characters longer than the size given because
-	 * we need to put in 2 end-of-buffer characters.
-	 */
-	b->yy_ch_buf = (char *) zconfalloc(b->yy_buf_size + 2  );
-	if ( ! b->yy_ch_buf )
-		YY_FATAL_ERROR( "out of dynamic memory in zconf_create_buffer()" );
-
-	b->yy_is_our_buffer = 1;
-
-	zconf_init_buffer(b,file );
-
-	return b;
-}
-
-/** Destroy the buffer.
- * @param b a buffer created with zconf_create_buffer()
- * 
- */
-    void zconf_delete_buffer (YY_BUFFER_STATE  b )
-{
-    
-	if ( ! b )
-		return;
-
-	if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
-		YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
-
-	if ( b->yy_is_our_buffer )
-		zconffree((void *) b->yy_ch_buf  );
-
-	zconffree((void *) b  );
-}
-
-/* Initializes or reinitializes a buffer.
- * This function is sometimes called more than once on the same buffer,
- * such as during a zconfrestart() or at EOF.
- */
-    static void zconf_init_buffer  (YY_BUFFER_STATE  b, FILE * file )
-
-{
-	int oerrno = errno;
-    
-	zconf_flush_buffer(b );
-
-	b->yy_input_file = file;
-	b->yy_fill_buffer = 1;
-
-    /* If b is the current buffer, then zconf_init_buffer was _probably_
-     * called from zconfrestart() or through yy_get_next_buffer.
-     * In that case, we don't want to reset the lineno or column.
-     */
-    if (b != YY_CURRENT_BUFFER){
-        b->yy_bs_lineno = 1;
-        b->yy_bs_column = 0;
-    }
-
-        b->yy_is_interactive = 0;
-    
-	errno = oerrno;
-}
-
-/** Discard all buffered characters. On the next scan, YY_INPUT will be called.
- * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
- * 
- */
-    void zconf_flush_buffer (YY_BUFFER_STATE  b )
-{
-    	if ( ! b )
-		return;
-
-	b->yy_n_chars = 0;
-
-	/* We always need two end-of-buffer characters.  The first causes
-	 * a transition to the end-of-buffer state.  The second causes
-	 * a jam in that state.
-	 */
-	b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
-	b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
-
-	b->yy_buf_pos = &b->yy_ch_buf[0];
-
-	b->yy_at_bol = 1;
-	b->yy_buffer_status = YY_BUFFER_NEW;
-
-	if ( b == YY_CURRENT_BUFFER )
-		zconf_load_buffer_state( );
-}
-
-/** Pushes the new state onto the stack. The new state becomes
- *  the current state. This function will allocate the stack
- *  if necessary.
- *  @param new_buffer The new state.
- *  
- */
-void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer )
-{
-    	if (new_buffer == NULL)
-		return;
-
-	zconfensure_buffer_stack();
-
-	/* This block is copied from zconf_switch_to_buffer. */
-	if ( YY_CURRENT_BUFFER )
-		{
-		/* Flush out information for old buffer. */
-		*(yy_c_buf_p) = (yy_hold_char);
-		YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
-		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
-		}
-
-	/* Only push if top exists. Otherwise, replace top. */
-	if (YY_CURRENT_BUFFER)
-		(yy_buffer_stack_top)++;
-	YY_CURRENT_BUFFER_LVALUE = new_buffer;
-
-	/* copied from zconf_switch_to_buffer. */
-	zconf_load_buffer_state( );
-	(yy_did_buffer_switch_on_eof) = 1;
-}
-
-/** Removes and deletes the top of the stack, if present.
- *  The next element becomes the new top.
- *  
- */
-void zconfpop_buffer_state (void)
-{
-    	if (!YY_CURRENT_BUFFER)
-		return;
-
-	zconf_delete_buffer(YY_CURRENT_BUFFER );
-	YY_CURRENT_BUFFER_LVALUE = NULL;
-	if ((yy_buffer_stack_top) > 0)
-		--(yy_buffer_stack_top);
-
-	if (YY_CURRENT_BUFFER) {
-		zconf_load_buffer_state( );
-		(yy_did_buffer_switch_on_eof) = 1;
-	}
-}
-
-/* Allocates the stack if it does not exist.
- *  Guarantees space for at least one push.
- */
-static void zconfensure_buffer_stack (void)
-{
-	yy_size_t num_to_alloc;
-    
-	if (!(yy_buffer_stack)) {
-
-		/* First allocation is just for 2 elements, since we don't know if this
-		 * scanner will even need a stack. We use 2 instead of 1 to avoid an
-		 * immediate realloc on the next call.
-         */
-		num_to_alloc = 1;
-		(yy_buffer_stack) = (struct yy_buffer_state**)zconfalloc
-								(num_to_alloc * sizeof(struct yy_buffer_state*)
-								);
-		if ( ! (yy_buffer_stack) )
-			YY_FATAL_ERROR( "out of dynamic memory in zconfensure_buffer_stack()" );
-								  
-		memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
-				
-		(yy_buffer_stack_max) = num_to_alloc;
-		(yy_buffer_stack_top) = 0;
-		return;
-	}
-
-	if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
-
-		/* Increase the buffer to prepare for a possible push. */
-		int grow_size = 8 /* arbitrary grow size */;
-
-		num_to_alloc = (yy_buffer_stack_max) + grow_size;
-		(yy_buffer_stack) = (struct yy_buffer_state**)zconfrealloc
-								((yy_buffer_stack),
-								num_to_alloc * sizeof(struct yy_buffer_state*)
-								);
-		if ( ! (yy_buffer_stack) )
-			YY_FATAL_ERROR( "out of dynamic memory in zconfensure_buffer_stack()" );
-
-		/* zero only the new slots.*/
-		memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
-		(yy_buffer_stack_max) = num_to_alloc;
-	}
-}
-
-/** Setup the input buffer state to scan directly from a user-specified character buffer.
- * @param base the character buffer
- * @param size the size in bytes of the character buffer
- * 
- * @return the newly allocated buffer state object. 
- */
-YY_BUFFER_STATE zconf_scan_buffer  (char * base, yy_size_t  size )
-{
-	YY_BUFFER_STATE b;
-    
-	if ( size < 2 ||
-	     base[size-2] != YY_END_OF_BUFFER_CHAR ||
-	     base[size-1] != YY_END_OF_BUFFER_CHAR )
-		/* They forgot to leave room for the EOB's. */
-		return 0;
-
-	b = (YY_BUFFER_STATE) zconfalloc(sizeof( struct yy_buffer_state )  );
-	if ( ! b )
-		YY_FATAL_ERROR( "out of dynamic memory in zconf_scan_buffer()" );
-
-	b->yy_buf_size = size - 2;	/* "- 2" to take care of EOB's */
-	b->yy_buf_pos = b->yy_ch_buf = base;
-	b->yy_is_our_buffer = 0;
-	b->yy_input_file = 0;
-	b->yy_n_chars = b->yy_buf_size;
-	b->yy_is_interactive = 0;
-	b->yy_at_bol = 1;
-	b->yy_fill_buffer = 0;
-	b->yy_buffer_status = YY_BUFFER_NEW;
-
-	zconf_switch_to_buffer(b  );
-
-	return b;
-}
-
-/** Setup the input buffer state to scan a string. The next call to zconflex() will
- * scan from a @e copy of @a str.
- * @param yystr a NUL-terminated string to scan
- * 
- * @return the newly allocated buffer state object.
- * @note If you want to scan bytes that may contain NUL values, then use
- *       zconf_scan_bytes() instead.
- */
-YY_BUFFER_STATE zconf_scan_string (yyconst char * yystr )
-{
-    
-	return zconf_scan_bytes(yystr,strlen(yystr) );
-}
-
-/** Setup the input buffer state to scan the given bytes. The next call to zconflex() will
- * scan from a @e copy of @a bytes.
- * @param yybytes the byte buffer to scan
- * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
- * 
- * @return the newly allocated buffer state object.
- */
-YY_BUFFER_STATE zconf_scan_bytes  (yyconst char * yybytes, yy_size_t  _yybytes_len )
-{
-	YY_BUFFER_STATE b;
-	char *buf;
-	yy_size_t n;
-	yy_size_t i;
-    
-	/* Get memory for full buffer, including space for trailing EOB's. */
-	n = _yybytes_len + 2;
-	buf = (char *) zconfalloc(n  );
-	if ( ! buf )
-		YY_FATAL_ERROR( "out of dynamic memory in zconf_scan_bytes()" );
-
-	for ( i = 0; i < _yybytes_len; ++i )
-		buf[i] = yybytes[i];
-
-	buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
-
-	b = zconf_scan_buffer(buf,n );
-	if ( ! b )
-		YY_FATAL_ERROR( "bad buffer in zconf_scan_bytes()" );
-
-	/* It's okay to grow etc. this buffer, and we should throw it
-	 * away when we're done.
-	 */
-	b->yy_is_our_buffer = 1;
-
-	return b;
-}
-
-#ifndef YY_EXIT_FAILURE
-#define YY_EXIT_FAILURE 2
-#endif
-
-static void yy_fatal_error (yyconst char* msg )
-{
-    	(void) fprintf( stderr, "%s\n", msg );
-	exit( YY_EXIT_FAILURE );
-}
-
-/* Redefine yyless() so it works in section 3 code. */
-
-#undef yyless
-#define yyless(n) \
-	do \
-		{ \
-		/* Undo effects of setting up zconftext. */ \
-        int yyless_macro_arg = (n); \
-        YY_LESS_LINENO(yyless_macro_arg);\
-		zconftext[zconfleng] = (yy_hold_char); \
-		(yy_c_buf_p) = zconftext + yyless_macro_arg; \
-		(yy_hold_char) = *(yy_c_buf_p); \
-		*(yy_c_buf_p) = '\0'; \
-		zconfleng = yyless_macro_arg; \
-		} \
-	while ( 0 )
-
-/* Accessor  methods (get/set functions) to struct members. */
-
-/** Get the current line number.
- * 
- */
-int zconfget_lineno  (void)
-{
-        
-    return zconflineno;
-}
-
-/** Get the input stream.
- * 
- */
-FILE *zconfget_in  (void)
-{
-        return zconfin;
-}
-
-/** Get the output stream.
- * 
- */
-FILE *zconfget_out  (void)
-{
-        return zconfout;
-}
-
-/** Get the length of the current token.
- * 
- */
-yy_size_t zconfget_leng  (void)
-{
-        return zconfleng;
-}
-
-/** Get the current token.
- * 
- */
-
-char *zconfget_text  (void)
-{
-        return zconftext;
-}
-
-/** Set the current line number.
- * @param line_number
- * 
- */
-void zconfset_lineno (int  line_number )
-{
-    
-    zconflineno = line_number;
-}
-
-/** Set the input stream. This does not discard the current
- * input buffer.
- * @param in_str A readable stream.
- * 
- * @see zconf_switch_to_buffer
- */
-void zconfset_in (FILE *  in_str )
-{
-        zconfin = in_str ;
-}
-
-void zconfset_out (FILE *  out_str )
-{
-        zconfout = out_str ;
-}
-
-int zconfget_debug  (void)
-{
-        return zconf_flex_debug;
-}
-
-void zconfset_debug (int  bdebug )
-{
-        zconf_flex_debug = bdebug ;
-}
-
-static int yy_init_globals (void)
-{
-        /* Initialization is the same as for the non-reentrant scanner.
-     * This function is called from zconflex_destroy(), so don't allocate here.
-     */
-
-    (yy_buffer_stack) = 0;
-    (yy_buffer_stack_top) = 0;
-    (yy_buffer_stack_max) = 0;
-    (yy_c_buf_p) = (char *) 0;
-    (yy_init) = 0;
-    (yy_start) = 0;
-
-/* Defined in main.c */
-#ifdef YY_STDINIT
-    zconfin = stdin;
-    zconfout = stdout;
-#else
-    zconfin = (FILE *) 0;
-    zconfout = (FILE *) 0;
-#endif
-
-    /* For future reference: Set errno on error, since we are called by
-     * zconflex_init()
-     */
-    return 0;
-}
-
-/* zconflex_destroy is for both reentrant and non-reentrant scanners. */
-int zconflex_destroy  (void)
-{
-    
-    /* Pop the buffer stack, destroying each element. */
-	while(YY_CURRENT_BUFFER){
-		zconf_delete_buffer(YY_CURRENT_BUFFER  );
-		YY_CURRENT_BUFFER_LVALUE = NULL;
-		zconfpop_buffer_state();
-	}
-
-	/* Destroy the stack itself. */
-	zconffree((yy_buffer_stack) );
-	(yy_buffer_stack) = NULL;
-
-    /* Reset the globals. This is important in a non-reentrant scanner so the next time
-     * zconflex() is called, initialization will occur. */
-    yy_init_globals( );
-
-    return 0;
-}
-
-/*
- * Internal utility routines.
- */
-
-#ifndef yytext_ptr
-static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
-{
-	register int i;
-	for ( i = 0; i < n; ++i )
-		s1[i] = s2[i];
-}
-#endif
-
-#ifdef YY_NEED_STRLEN
-static int yy_flex_strlen (yyconst char * s )
-{
-	register int n;
-	for ( n = 0; s[n]; ++n )
-		;
-
-	return n;
-}
-#endif
-
-void *zconfalloc (yy_size_t  size )
-{
-	return (void *) malloc( size );
-}
-
-void *zconfrealloc  (void * ptr, yy_size_t  size )
-{
-	/* The cast to (char *) in the following accommodates both
-	 * implementations that use char* generic pointers, and those
-	 * that use void* generic pointers.  It works with the latter
-	 * because both ANSI C and C++ allow castless assignment from
-	 * any pointer type to void*, and deal with argument conversions
-	 * as though doing an assignment.
-	 */
-	return (void *) realloc( (char *) ptr, size );
-}
-
-void zconffree (void * ptr )
-{
-	free( (char *) ptr );	/* see zconfrealloc() for (char *) cast */
-}
-
-#define YYTABLES_NAME "yytables"
-
-void zconf_starthelp(void)
-{
-	new_string();
-	last_ts = first_ts = 0;
-	BEGIN(HELP);
-}
-
-static void zconf_endhelp(void)
-{
-	zconflval.string = text;
-	BEGIN(INITIAL);
-}
-
-/*
- * Try to open specified file with following names:
- * ./name
- * $(srctree)/name
- * The latter is used when srctree is separate from objtree
- * when compiling the kernel.
- * Return NULL if file is not found.
- */
-FILE *zconf_fopen(const char *name)
-{
-	char *env, fullname[PATH_MAX+1];
-	FILE *f;
-
-	f = fopen(name, "r");
-	if (!f && name != NULL && name[0] != '/') {
-		env = getenv(SRCTREE);
-		if (env) {
-			sprintf(fullname, "%s/%s", env, name);
-			f = fopen(fullname, "r");
-		}
-	}
-	return f;
-}
-
-void zconf_initscan(const char *name)
-{
-	zconfin = zconf_fopen(name);
-	if (!zconfin) {
-		printf("can't find file %s\n", name);
-		exit(1);
-	}
-
-	current_buf = xmalloc(sizeof(*current_buf));
-	memset(current_buf, 0, sizeof(*current_buf));
-
-	current_file = file_lookup(name);
-	current_file->lineno = 1;
-}
-
-void zconf_nextfile(const char *name)
-{
-	struct file *iter;
-	struct file *file = file_lookup(name);
-	struct buffer *buf = xmalloc(sizeof(*buf));
-	memset(buf, 0, sizeof(*buf));
-
-	current_buf->state = YY_CURRENT_BUFFER;
-	zconfin = zconf_fopen(file->name);
-	if (!zconfin) {
-		printf("%s:%d: can't open file \"%s\"\n",
-		    zconf_curname(), zconf_lineno(), file->name);
-		exit(1);
-	}
-	zconf_switch_to_buffer(zconf_create_buffer(zconfin,YY_BUF_SIZE));
-	buf->parent = current_buf;
-	current_buf = buf;
-
-	for (iter = current_file->parent; iter; iter = iter->parent ) {
-		if (!strcmp(current_file->name,iter->name) ) {
-			printf("%s:%d: recursive inclusion detected. "
-			       "Inclusion path:\n  current file : '%s'\n",
-			       zconf_curname(), zconf_lineno(),
-			       zconf_curname());
-			iter = current_file->parent;
-			while (iter && \
-			       strcmp(iter->name,current_file->name)) {
-				printf("  included from: '%s:%d'\n",
-				       iter->name, iter->lineno-1);
-				iter = iter->parent;
-			}
-			if (iter)
-				printf("  included from: '%s:%d'\n",
-				       iter->name, iter->lineno+1);
-			exit(1);
-		}
-	}
-	file->lineno = 1;
-	file->parent = current_file;
-	current_file = file;
-}
-
-static void zconf_endfile(void)
-{
-	struct buffer *parent;
-
-	current_file = current_file->parent;
-
-	parent = current_buf->parent;
-	if (parent) {
-		fclose(zconfin);
-		zconf_delete_buffer(YY_CURRENT_BUFFER);
-		zconf_switch_to_buffer(parent->state);
-	}
-	free(current_buf);
-	current_buf = parent;
-}
-
-int zconf_lineno(void)
-{
-	return current_pos.lineno;
-}
-
-const char *zconf_curname(void)
-{
-	return current_pos.file ? current_pos.file->name : "<none>";
-}
-
diff --git a/programs/src/kconfig/kconfig/zconf.tab.c b/programs/src/kconfig/kconfig/zconf.tab.c
deleted file mode 100644
index 0864c7d..0000000
--- a/programs/src/kconfig/kconfig/zconf.tab.c
+++ /dev/null
@@ -1,2416 +0,0 @@
-/* A Bison parser, made by GNU Bison 3.0.2.  */
-
-/* Bison implementation for Yacc-like parsers in C
-
-   Copyright (C) 1984, 1989-1990, 2000-2013 Free Software Foundation, Inc.
-
-   This program is free software: you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation, either version 3 of the License, or
-   (at your option) any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
-
-/* As a special exception, you may create a larger work that contains
-   part or all of the Bison parser skeleton and distribute that work
-   under terms of your choice, so long as that work isn't itself a
-   parser generator using the skeleton or a modified version thereof
-   as a parser skeleton.  Alternatively, if you modify or redistribute
-   the parser skeleton itself, you may (at your option) remove this
-   special exception, which will cause the skeleton and the resulting
-   Bison output files to be licensed under the GNU General Public
-   License without this special exception.
-
-   This special exception was added by the Free Software Foundation in
-   version 2.2 of Bison.  */
-
-/* C LALR(1) parser skeleton written by Richard Stallman, by
-   simplifying the original so-called "semantic" parser.  */
-
-/* All symbols defined below should begin with yy or YY, to avoid
-   infringing on user name space.  This should be done even for local
-   variables, as they might otherwise be expanded by user macros.
-   There are some unavoidable exceptions within include files to
-   define necessary library symbols; they are noted "INFRINGES ON
-   USER NAME SPACE" below.  */
-
-/* Identify Bison output.  */
-#define YYBISON 1
-
-/* Bison version.  */
-#define YYBISON_VERSION "3.0.2"
-
-/* Skeleton name.  */
-#define YYSKELETON_NAME "yacc.c"
-
-/* Pure parsers.  */
-#define YYPURE 0
-
-/* Push parsers.  */
-#define YYPUSH 0
-
-/* Pull parsers.  */
-#define YYPULL 1
-
-
-/* Substitute the variable and function names.  */
-#define yyparse         zconfparse
-#define yylex           zconflex
-#define yyerror         zconferror
-#define yydebug         zconfdebug
-#define yynerrs         zconfnerrs
-
-#define yylval          zconflval
-#define yychar          zconfchar
-
-/* Copy the first part of user declarations.  */
-
-
-/*
- * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#include <ctype.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdbool.h>
-
-#include "lkc.h"
-
-#define printd(mask, fmt...) if (cdebug & (mask)) printf(fmt)
-
-#define PRINTD		0x0001
-#define DEBUG_PARSE	0x0002
-
-int cdebug = PRINTD;
-
-extern int zconflex(void);
-static void zconfprint(const char *err, ...);
-static void zconf_error(const char *err, ...);
-static void zconferror(const char *err);
-static bool zconf_endtoken(const struct kconf_id *id, int starttoken, int endtoken);
-
-struct symbol *symbol_hash[SYMBOL_HASHSIZE];
-
-static struct menu *current_menu, *current_entry;
-
-
-
-
-# ifndef YY_NULLPTR
-#  if defined __cplusplus && 201103L <= __cplusplus
-#   define YY_NULLPTR nullptr
-#  else
-#   define YY_NULLPTR 0
-#  endif
-# endif
-
-/* Enabling verbose error messages.  */
-#ifdef YYERROR_VERBOSE
-# undef YYERROR_VERBOSE
-# define YYERROR_VERBOSE 1
-#else
-# define YYERROR_VERBOSE 0
-#endif
-
-
-/* Debug traces.  */
-#ifndef YYDEBUG
-# define YYDEBUG 1
-#endif
-#if YYDEBUG
-extern int zconfdebug;
-#endif
-
-/* Token type.  */
-#ifndef YYTOKENTYPE
-# define YYTOKENTYPE
-  enum yytokentype
-  {
-    T_MAINMENU = 258,
-    T_MENU = 259,
-    T_ENDMENU = 260,
-    T_SOURCE = 261,
-    T_CHOICE = 262,
-    T_ENDCHOICE = 263,
-    T_COMMENT = 264,
-    T_CONFIG = 265,
-    T_MENUCONFIG = 266,
-    T_HELP = 267,
-    T_HELPTEXT = 268,
-    T_IF = 269,
-    T_ENDIF = 270,
-    T_DEPENDS = 271,
-    T_OPTIONAL = 272,
-    T_PROMPT = 273,
-    T_TYPE = 274,
-    T_DEFAULT = 275,
-    T_SELECT = 276,
-    T_RANGE = 277,
-    T_VISIBLE = 278,
-    T_OPTION = 279,
-    T_ON = 280,
-    T_WORD = 281,
-    T_WORD_QUOTE = 282,
-    T_UNEQUAL = 283,
-    T_CLOSE_PAREN = 284,
-    T_OPEN_PAREN = 285,
-    T_EOL = 286,
-    T_OR = 287,
-    T_AND = 288,
-    T_EQUAL = 289,
-    T_NOT = 290
-  };
-#endif
-
-/* Value type.  */
-#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
-typedef union YYSTYPE YYSTYPE;
-union YYSTYPE
-{
-
-
-	char *string;
-	struct file *file;
-	struct symbol *symbol;
-	struct expr *expr;
-	struct menu *menu;
-	const struct kconf_id *id;
-
-
-};
-# define YYSTYPE_IS_TRIVIAL 1
-# define YYSTYPE_IS_DECLARED 1
-#endif
-
-
-extern YYSTYPE zconflval;
-
-int zconfparse (void);
-
-
-
-/* Copy the second part of user declarations.  */
-
-
-/* Include zconf.hash.c here so it can see the token constants. */
-#include "zconf.hash.c"
-
-
-
-#ifdef short
-# undef short
-#endif
-
-#ifdef YYTYPE_UINT8
-typedef YYTYPE_UINT8 yytype_uint8;
-#else
-typedef unsigned char yytype_uint8;
-#endif
-
-#ifdef YYTYPE_INT8
-typedef YYTYPE_INT8 yytype_int8;
-#else
-typedef signed char yytype_int8;
-#endif
-
-#ifdef YYTYPE_UINT16
-typedef YYTYPE_UINT16 yytype_uint16;
-#else
-typedef unsigned short int yytype_uint16;
-#endif
-
-#ifdef YYTYPE_INT16
-typedef YYTYPE_INT16 yytype_int16;
-#else
-typedef short int yytype_int16;
-#endif
-
-#ifndef YYSIZE_T
-# ifdef __SIZE_TYPE__
-#  define YYSIZE_T __SIZE_TYPE__
-# elif defined size_t
-#  define YYSIZE_T size_t
-# elif ! defined YYSIZE_T
-#  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
-#  define YYSIZE_T size_t
-# else
-#  define YYSIZE_T unsigned int
-# endif
-#endif
-
-#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
-
-#ifndef YY_
-# if defined YYENABLE_NLS && YYENABLE_NLS
-#  if ENABLE_NLS
-#   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
-#   define YY_(Msgid) dgettext ("bison-runtime", Msgid)
-#  endif
-# endif
-# ifndef YY_
-#  define YY_(Msgid) Msgid
-# endif
-#endif
-
-#ifndef YY_ATTRIBUTE
-# if (defined __GNUC__                                               \
-      && (2 < __GNUC__ || (__GNUC__ == 2 && 96 <= __GNUC_MINOR__)))  \
-     || defined __SUNPRO_C && 0x5110 <= __SUNPRO_C
-#  define YY_ATTRIBUTE(Spec) __attribute__(Spec)
-# else
-#  define YY_ATTRIBUTE(Spec) /* empty */
-# endif
-#endif
-
-#ifndef YY_ATTRIBUTE_PURE
-# define YY_ATTRIBUTE_PURE   YY_ATTRIBUTE ((__pure__))
-#endif
-
-#ifndef YY_ATTRIBUTE_UNUSED
-# define YY_ATTRIBUTE_UNUSED YY_ATTRIBUTE ((__unused__))
-#endif
-
-#if !defined _Noreturn \
-     && (!defined __STDC_VERSION__ || __STDC_VERSION__ < 201112)
-# if defined _MSC_VER && 1200 <= _MSC_VER
-#  define _Noreturn __declspec (noreturn)
-# else
-#  define _Noreturn YY_ATTRIBUTE ((__noreturn__))
-# endif
-#endif
-
-/* Suppress unused-variable warnings by "using" E.  */
-#if ! defined lint || defined __GNUC__
-# define YYUSE(E) ((void) (E))
-#else
-# define YYUSE(E) /* empty */
-#endif
-
-#if defined __GNUC__ && 407 <= __GNUC__ * 100 + __GNUC_MINOR__
-/* Suppress an incorrect diagnostic about yylval being uninitialized.  */
-# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \
-    _Pragma ("GCC diagnostic push") \
-    _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")\
-    _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"")
-# define YY_IGNORE_MAYBE_UNINITIALIZED_END \
-    _Pragma ("GCC diagnostic pop")
-#else
-# define YY_INITIAL_VALUE(Value) Value
-#endif
-#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-# define YY_IGNORE_MAYBE_UNINITIALIZED_END
-#endif
-#ifndef YY_INITIAL_VALUE
-# define YY_INITIAL_VALUE(Value) /* Nothing. */
-#endif
-
-
-#if ! defined yyoverflow || YYERROR_VERBOSE
-
-/* The parser invokes alloca or malloc; define the necessary symbols.  */
-
-# ifdef YYSTACK_USE_ALLOCA
-#  if YYSTACK_USE_ALLOCA
-#   ifdef __GNUC__
-#    define YYSTACK_ALLOC __builtin_alloca
-#   elif defined __BUILTIN_VA_ARG_INCR
-#    include <alloca.h> /* INFRINGES ON USER NAME SPACE */
-#   elif defined _AIX
-#    define YYSTACK_ALLOC __alloca
-#   elif defined _MSC_VER
-#    include <malloc.h> /* INFRINGES ON USER NAME SPACE */
-#    define alloca _alloca
-#   else
-#    define YYSTACK_ALLOC alloca
-#    if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS
-#     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
-      /* Use EXIT_SUCCESS as a witness for stdlib.h.  */
-#     ifndef EXIT_SUCCESS
-#      define EXIT_SUCCESS 0
-#     endif
-#    endif
-#   endif
-#  endif
-# endif
-
-# ifdef YYSTACK_ALLOC
-   /* Pacify GCC's 'empty if-body' warning.  */
-#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
-#  ifndef YYSTACK_ALLOC_MAXIMUM
-    /* The OS might guarantee only one guard page at the bottom of the stack,
-       and a page size can be as small as 4096 bytes.  So we cannot safely
-       invoke alloca (N) if N exceeds 4096.  Use a slightly smaller number
-       to allow for a few compiler-allocated temporary stack slots.  */
-#   define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
-#  endif
-# else
-#  define YYSTACK_ALLOC YYMALLOC
-#  define YYSTACK_FREE YYFREE
-#  ifndef YYSTACK_ALLOC_MAXIMUM
-#   define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
-#  endif
-#  if (defined __cplusplus && ! defined EXIT_SUCCESS \
-       && ! ((defined YYMALLOC || defined malloc) \
-             && (defined YYFREE || defined free)))
-#   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
-#   ifndef EXIT_SUCCESS
-#    define EXIT_SUCCESS 0
-#   endif
-#  endif
-#  ifndef YYMALLOC
-#   define YYMALLOC malloc
-#   if ! defined malloc && ! defined EXIT_SUCCESS
-void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
-#   endif
-#  endif
-#  ifndef YYFREE
-#   define YYFREE free
-#   if ! defined free && ! defined EXIT_SUCCESS
-void free (void *); /* INFRINGES ON USER NAME SPACE */
-#   endif
-#  endif
-# endif
-#endif /* ! defined yyoverflow || YYERROR_VERBOSE */
-
-
-#if (! defined yyoverflow \
-     && (! defined __cplusplus \
-         || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
-
-/* A type that is properly aligned for any stack member.  */
-union yyalloc
-{
-  yytype_int16 yyss_alloc;
-  YYSTYPE yyvs_alloc;
-};
-
-/* The size of the maximum gap between one aligned stack and the next.  */
-# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
-
-/* The size of an array large to enough to hold all stacks, each with
-   N elements.  */
-# define YYSTACK_BYTES(N) \
-     ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE)) \
-      + YYSTACK_GAP_MAXIMUM)
-
-# define YYCOPY_NEEDED 1
-
-/* Relocate STACK from its old location to the new one.  The
-   local variables YYSIZE and YYSTACKSIZE give the old and new number of
-   elements in the stack, and YYPTR gives the new location of the
-   stack.  Advance YYPTR to a properly aligned location for the next
-   stack.  */
-# define YYSTACK_RELOCATE(Stack_alloc, Stack)                           \
-    do                                                                  \
-      {                                                                 \
-        YYSIZE_T yynewbytes;                                            \
-        YYCOPY (&yyptr->Stack_alloc, Stack, yysize);                    \
-        Stack = &yyptr->Stack_alloc;                                    \
-        yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
-        yyptr += yynewbytes / sizeof (*yyptr);                          \
-      }                                                                 \
-    while (0)
-
-#endif
-
-#if defined YYCOPY_NEEDED && YYCOPY_NEEDED
-/* Copy COUNT objects from SRC to DST.  The source and destination do
-   not overlap.  */
-# ifndef YYCOPY
-#  if defined __GNUC__ && 1 < __GNUC__
-#   define YYCOPY(Dst, Src, Count) \
-      __builtin_memcpy (Dst, Src, (Count) * sizeof (*(Src)))
-#  else
-#   define YYCOPY(Dst, Src, Count)              \
-      do                                        \
-        {                                       \
-          YYSIZE_T yyi;                         \
-          for (yyi = 0; yyi < (Count); yyi++)   \
-            (Dst)[yyi] = (Src)[yyi];            \
-        }                                       \
-      while (0)
-#  endif
-# endif
-#endif /* !YYCOPY_NEEDED */
-
-/* YYFINAL -- State number of the termination state.  */
-#define YYFINAL  11
-/* YYLAST -- Last index in YYTABLE.  */
-#define YYLAST   290
-
-/* YYNTOKENS -- Number of terminals.  */
-#define YYNTOKENS  36
-/* YYNNTS -- Number of nonterminals.  */
-#define YYNNTS  50
-/* YYNRULES -- Number of rules.  */
-#define YYNRULES  118
-/* YYNSTATES -- Number of states.  */
-#define YYNSTATES  191
-
-/* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned
-   by yylex, with out-of-bounds checking.  */
-#define YYUNDEFTOK  2
-#define YYMAXUTOK   290
-
-#define YYTRANSLATE(YYX)                                                \
-  ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
-
-/* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM
-   as returned by yylex, without out-of-bounds checking.  */
-static const yytype_uint8 yytranslate[] =
-{
-       0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     1,     2,     3,     4,
-       5,     6,     7,     8,     9,    10,    11,    12,    13,    14,
-      15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
-      25,    26,    27,    28,    29,    30,    31,    32,    33,    34,
-      35
-};
-
-#if YYDEBUG
-  /* YYRLINE[YYN] -- Source line where rule number YYN was defined.  */
-static const yytype_uint16 yyrline[] =
-{
-       0,   103,   103,   103,   105,   105,   107,   109,   110,   111,
-     112,   113,   114,   118,   122,   122,   122,   122,   122,   122,
-     122,   122,   126,   127,   128,   129,   130,   131,   135,   136,
-     142,   150,   156,   164,   174,   176,   177,   178,   179,   180,
-     181,   184,   192,   198,   208,   214,   220,   223,   225,   236,
-     237,   242,   251,   256,   264,   267,   269,   270,   271,   272,
-     273,   276,   282,   293,   299,   309,   311,   316,   324,   332,
-     335,   337,   338,   339,   344,   351,   358,   363,   371,   374,
-     376,   377,   378,   381,   389,   396,   403,   409,   416,   418,
-     419,   420,   423,   431,   433,   434,   437,   444,   446,   451,
-     452,   455,   456,   457,   461,   462,   465,   466,   469,   470,
-     471,   472,   473,   474,   475,   478,   479,   482,   483
-};
-#endif
-
-#if YYDEBUG || YYERROR_VERBOSE || 0
-/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
-   First, the terminals, then, starting at YYNTOKENS, nonterminals.  */
-static const char *const yytname[] =
-{
-  "$end", "error", "$undefined", "T_MAINMENU", "T_MENU", "T_ENDMENU",
-  "T_SOURCE", "T_CHOICE", "T_ENDCHOICE", "T_COMMENT", "T_CONFIG",
-  "T_MENUCONFIG", "T_HELP", "T_HELPTEXT", "T_IF", "T_ENDIF", "T_DEPENDS",
-  "T_OPTIONAL", "T_PROMPT", "T_TYPE", "T_DEFAULT", "T_SELECT", "T_RANGE",
-  "T_VISIBLE", "T_OPTION", "T_ON", "T_WORD", "T_WORD_QUOTE", "T_UNEQUAL",
-  "T_CLOSE_PAREN", "T_OPEN_PAREN", "T_EOL", "T_OR", "T_AND", "T_EQUAL",
-  "T_NOT", "$accept", "input", "start", "stmt_list", "option_name",
-  "common_stmt", "option_error", "config_entry_start", "config_stmt",
-  "menuconfig_entry_start", "menuconfig_stmt", "config_option_list",
-  "config_option", "symbol_option", "symbol_option_list",
-  "symbol_option_arg", "choice", "choice_entry", "choice_end",
-  "choice_stmt", "choice_option_list", "choice_option", "choice_block",
-  "if_entry", "if_end", "if_stmt", "if_block", "mainmenu_stmt", "menu",
-  "menu_entry", "menu_end", "menu_stmt", "menu_block", "source_stmt",
-  "comment", "comment_stmt", "help_start", "help", "depends_list",
-  "depends", "visibility_list", "visible", "prompt_stmt_opt", "prompt",
-  "end", "nl", "if_expr", "expr", "symbol", "word_opt", YY_NULLPTR
-};
-#endif
-
-# ifdef YYPRINT
-/* YYTOKNUM[NUM] -- (External) token number corresponding to the
-   (internal) symbol number NUM (which must be that of a token).  */
-static const yytype_uint16 yytoknum[] =
-{
-       0,   256,   257,   258,   259,   260,   261,   262,   263,   264,
-     265,   266,   267,   268,   269,   270,   271,   272,   273,   274,
-     275,   276,   277,   278,   279,   280,   281,   282,   283,   284,
-     285,   286,   287,   288,   289,   290
-};
-# endif
-
-#define YYPACT_NINF -90
-
-#define yypact_value_is_default(Yystate) \
-  (!!((Yystate) == (-90)))
-
-#define YYTABLE_NINF -86
-
-#define yytable_value_is_error(Yytable_value) \
-  0
-
-  /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
-     STATE-NUM.  */
-static const yytype_int16 yypact[] =
-{
-       4,    42,   -90,    96,   -90,   111,   -90,    15,   -90,   -90,
-      75,   -90,    82,    42,   104,    42,   110,   107,    42,   115,
-     125,    -4,   121,   -90,   -90,   -90,   -90,   -90,   -90,   -90,
-     -90,   162,   -90,   163,   -90,   -90,   -90,   -90,   -90,   -90,
-     -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,
-     -90,   139,   -90,   -90,   138,   -90,   142,   -90,   143,   -90,
-     152,   -90,   164,   167,   168,   -90,   -90,    -4,    -4,    77,
-     -18,   -90,   177,   185,    33,    71,   195,   247,   236,    -2,
-     236,   171,   -90,   -90,   -90,   -90,   -90,   -90,    41,   -90,
-      -4,    -4,   138,    97,    97,   -90,   -90,   186,   187,   194,
-      42,    42,    -4,   196,    97,   -90,   219,   -90,   -90,   -90,
-     -90,   210,   -90,   -90,   204,    42,    42,   199,   -90,   -90,
-     -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,
-     -90,   222,   -90,   223,   -90,   -90,   -90,   -90,   -90,   -90,
-     -90,   -90,   -90,   -90,   215,   -90,   -90,   -90,   -90,   -90,
-      -4,   222,   228,   222,    -5,   222,    97,    35,   229,   -90,
-     -90,   222,   232,   222,    -4,   -90,   135,   233,   -90,   -90,
-     234,   235,   222,   240,   -90,   -90,   237,   -90,   239,   -13,
-     -90,   -90,   -90,   -90,   244,    42,   -90,   -90,   -90,   -90,
-     -90
-};
-
-  /* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM.
-     Performed when YYTABLE does not specify something else to do.  Zero
-     means the default is an error.  */
-static const yytype_uint8 yydefact[] =
-{
-       6,     0,   104,     0,     3,     0,     6,     6,    99,   100,
-       0,     1,     0,     0,     0,     0,   117,     0,     0,     0,
-       0,     0,     0,    14,    18,    15,    16,    20,    17,    19,
-      21,     0,    22,     0,     7,    34,    25,    34,    26,    55,
-      65,     8,    70,    23,    93,    79,     9,    27,    88,    24,
-      10,     0,   105,     2,    74,    13,     0,   101,     0,   118,
-       0,   102,     0,     0,     0,   115,   116,     0,     0,     0,
-     108,   103,     0,     0,     0,     0,     0,     0,     0,    88,
-       0,     0,    75,    83,    51,    84,    30,    32,     0,   112,
-       0,     0,    67,     0,     0,    11,    12,     0,     0,     0,
-       0,    97,     0,     0,     0,    47,     0,    40,    39,    35,
-      36,     0,    38,    37,     0,     0,    97,     0,    59,    60,
-      56,    58,    57,    66,    54,    53,    71,    73,    69,    72,
-      68,   106,    95,     0,    94,    80,    82,    78,    81,    77,
-      90,    91,    89,   111,   113,   114,   110,   109,    29,    86,
-       0,   106,     0,   106,   106,   106,     0,     0,     0,    87,
-      63,   106,     0,   106,     0,    96,     0,     0,    41,    98,
-       0,     0,   106,    49,    46,    28,     0,    62,     0,   107,
-      92,    42,    43,    44,     0,     0,    48,    61,    64,    45,
-      50
-};
-
-  /* YYPGOTO[NTERM-NUM].  */
-static const yytype_int16 yypgoto[] =
-{
-     -90,   -90,   269,   271,   -90,    23,   -70,   -90,   -90,   -90,
-     -90,   243,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -48,
-     -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,   -90,
-     -90,   -20,   -90,   -90,   -90,   -90,   -90,   206,   205,   -68,
-     -90,   -90,   169,    -1,    27,    -7,   118,   -66,   -89,   -90
-};
-
-  /* YYDEFGOTO[NTERM-NUM].  */
-static const yytype_int16 yydefgoto[] =
-{
-      -1,     3,     4,     5,    33,    34,   108,    35,    36,    37,
-      38,    74,   109,   110,   157,   186,    39,    40,   124,    41,
-      76,   120,    77,    42,   128,    43,    78,     6,    44,    45,
-     137,    46,    80,    47,    48,    49,   111,   112,    81,   113,
-      79,   134,   152,   153,    50,     7,   165,    69,    70,    60
-};
-
-  /* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM.  If
-     positive, shift that token.  If negative, reduce the rule whose
-     number is the opposite.  If YYTABLE_NINF, syntax error.  */
-static const yytype_int16 yytable[] =
-{
-      10,    88,    89,    54,   146,   147,   119,     1,   122,   164,
-      93,   141,    56,   142,    58,   156,    94,    62,     1,    90,
-      91,   131,    65,    66,   144,   145,    67,    90,    91,   132,
-     127,    68,   136,   -31,    97,     2,   154,   -31,   -31,   -31,
-     -31,   -31,   -31,   -31,   -31,    98,    52,   -31,   -31,    99,
-     -31,   100,   101,   102,   103,   104,   -31,   105,   129,   106,
-     138,   173,    92,   141,   107,   142,   174,   172,     8,     9,
-     143,   -33,    97,    90,    91,   -33,   -33,   -33,   -33,   -33,
-     -33,   -33,   -33,    98,   166,   -33,   -33,    99,   -33,   100,
-     101,   102,   103,   104,   -33,   105,    11,   106,   179,   151,
-     123,   126,   107,   135,   125,   130,     2,   139,     2,    90,
-      91,    -5,    12,    55,   161,    13,    14,    15,    16,    17,
-      18,    19,    20,    65,    66,    21,    22,    23,    24,    25,
-      26,    27,    28,    29,    30,    57,    59,    31,    61,    -4,
-      12,    63,    32,    13,    14,    15,    16,    17,    18,    19,
-      20,    64,    71,    21,    22,    23,    24,    25,    26,    27,
-      28,    29,    30,    72,    73,    31,   180,    90,    91,    52,
-      32,   -85,    97,    82,    83,   -85,   -85,   -85,   -85,   -85,
-     -85,   -85,   -85,    84,   190,   -85,   -85,    99,   -85,   -85,
-     -85,   -85,   -85,   -85,   -85,    85,    97,   106,    86,    87,
-     -52,   -52,   140,   -52,   -52,   -52,   -52,    98,    95,   -52,
-     -52,    99,   114,   115,   116,   117,    96,   148,   149,   150,
-     158,   106,   155,   159,    97,   163,   118,   -76,   -76,   -76,
-     -76,   -76,   -76,   -76,   -76,   160,   164,   -76,   -76,    99,
-      13,    14,    15,    16,    17,    18,    19,    20,    91,   106,
-      21,    22,    14,    15,   140,    17,    18,    19,    20,   168,
-     175,    21,    22,   177,   181,   182,   183,    32,   187,   167,
-     188,   169,   170,   171,   185,   189,    53,    51,    32,   176,
-      75,   178,   121,     0,   133,   162,     0,     0,     0,     0,
-     184
-};
-
-static const yytype_int16 yycheck[] =
-{
-       1,    67,    68,    10,    93,    94,    76,     3,    76,    14,
-      28,    81,    13,    81,    15,   104,    34,    18,     3,    32,
-      33,    23,    26,    27,    90,    91,    30,    32,    33,    31,
-      78,    35,    80,     0,     1,    31,   102,     4,     5,     6,
-       7,     8,     9,    10,    11,    12,    31,    14,    15,    16,
-      17,    18,    19,    20,    21,    22,    23,    24,    78,    26,
-      80,    26,    69,   133,    31,   133,    31,   156,    26,    27,
-      29,     0,     1,    32,    33,     4,     5,     6,     7,     8,
-       9,    10,    11,    12,   150,    14,    15,    16,    17,    18,
-      19,    20,    21,    22,    23,    24,     0,    26,   164,   100,
-      77,    78,    31,    80,    77,    78,    31,    80,    31,    32,
-      33,     0,     1,    31,   115,     4,     5,     6,     7,     8,
-       9,    10,    11,    26,    27,    14,    15,    16,    17,    18,
-      19,    20,    21,    22,    23,    31,    26,    26,    31,     0,
-       1,    26,    31,     4,     5,     6,     7,     8,     9,    10,
-      11,    26,    31,    14,    15,    16,    17,    18,    19,    20,
-      21,    22,    23,     1,     1,    26,    31,    32,    33,    31,
-      31,     0,     1,    31,    31,     4,     5,     6,     7,     8,
-       9,    10,    11,    31,   185,    14,    15,    16,    17,    18,
-      19,    20,    21,    22,    23,    31,     1,    26,    31,    31,
-       5,     6,    31,     8,     9,    10,    11,    12,    31,    14,
-      15,    16,    17,    18,    19,    20,    31,    31,    31,    25,
-       1,    26,    26,    13,     1,    26,    31,     4,     5,     6,
-       7,     8,     9,    10,    11,    31,    14,    14,    15,    16,
-       4,     5,     6,     7,     8,     9,    10,    11,    33,    26,
-      14,    15,     5,     6,    31,     8,     9,    10,    11,    31,
-      31,    14,    15,    31,    31,    31,    31,    31,    31,   151,
-      31,   153,   154,   155,    34,    31,     7,     6,    31,   161,
-      37,   163,    76,    -1,    79,   116,    -1,    -1,    -1,    -1,
-     172
-};
-
-  /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
-     symbol of state STATE-NUM.  */
-static const yytype_uint8 yystos[] =
-{
-       0,     3,    31,    37,    38,    39,    63,    81,    26,    27,
-      79,     0,     1,     4,     5,     6,     7,     8,     9,    10,
-      11,    14,    15,    16,    17,    18,    19,    20,    21,    22,
-      23,    26,    31,    40,    41,    43,    44,    45,    46,    52,
-      53,    55,    59,    61,    64,    65,    67,    69,    70,    71,
-      80,    39,    31,    38,    81,    31,    79,    31,    79,    26,
-      85,    31,    79,    26,    26,    26,    27,    30,    35,    83,
-      84,    31,     1,     1,    47,    47,    56,    58,    62,    76,
-      68,    74,    31,    31,    31,    31,    31,    31,    83,    83,
-      32,    33,    81,    28,    34,    31,    31,     1,    12,    16,
-      18,    19,    20,    21,    22,    24,    26,    31,    42,    48,
-      49,    72,    73,    75,    17,    18,    19,    20,    31,    42,
-      57,    73,    75,    41,    54,    80,    41,    55,    60,    67,
-      80,    23,    31,    74,    77,    41,    55,    66,    67,    80,
-      31,    42,    75,    29,    83,    83,    84,    84,    31,    31,
-      25,    79,    78,    79,    83,    26,    84,    50,     1,    13,
-      31,    79,    78,    26,    14,    82,    83,    82,    31,    82,
-      82,    82,    84,    26,    31,    31,    82,    31,    82,    83,
-      31,    31,    31,    31,    82,    34,    51,    31,    31,    31,
-      79
-};
-
-  /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
-static const yytype_uint8 yyr1[] =
-{
-       0,    36,    37,    37,    38,    38,    39,    39,    39,    39,
-      39,    39,    39,    39,    40,    40,    40,    40,    40,    40,
-      40,    40,    41,    41,    41,    41,    41,    41,    42,    42,
-      43,    44,    45,    46,    47,    47,    47,    47,    47,    47,
-      47,    48,    48,    48,    48,    48,    49,    50,    50,    51,
-      51,    52,    53,    54,    55,    56,    56,    56,    56,    56,
-      56,    57,    57,    57,    57,    58,    58,    59,    60,    61,
-      62,    62,    62,    62,    63,    64,    65,    66,    67,    68,
-      68,    68,    68,    69,    70,    71,    72,    73,    74,    74,
-      74,    74,    75,    76,    76,    76,    77,    78,    78,    79,
-      79,    80,    80,    80,    81,    81,    82,    82,    83,    83,
-      83,    83,    83,    83,    83,    84,    84,    85,    85
-};
-
-  /* YYR2[YYN] -- Number of symbols on the right hand side of rule YYN.  */
-static const yytype_uint8 yyr2[] =
-{
-       0,     2,     2,     1,     2,     1,     0,     2,     2,     2,
-       2,     4,     4,     3,     1,     1,     1,     1,     1,     1,
-       1,     1,     1,     1,     1,     1,     1,     1,     3,     2,
-       3,     2,     3,     2,     0,     2,     2,     2,     2,     2,
-       2,     3,     4,     4,     4,     5,     3,     0,     3,     0,
-       2,     3,     2,     1,     3,     0,     2,     2,     2,     2,
-       2,     4,     3,     2,     4,     0,     2,     3,     1,     3,
-       0,     2,     2,     2,     3,     3,     3,     1,     3,     0,
-       2,     2,     2,     3,     3,     2,     2,     2,     0,     2,
-       2,     2,     4,     0,     2,     2,     2,     0,     2,     1,
-       1,     2,     2,     2,     1,     2,     0,     2,     1,     3,
-       3,     3,     2,     3,     3,     1,     1,     0,     1
-};
-
-
-#define yyerrok         (yyerrstatus = 0)
-#define yyclearin       (yychar = YYEMPTY)
-#define YYEMPTY         (-2)
-#define YYEOF           0
-
-#define YYACCEPT        goto yyacceptlab
-#define YYABORT         goto yyabortlab
-#define YYERROR         goto yyerrorlab
-
-
-#define YYRECOVERING()  (!!yyerrstatus)
-
-#define YYBACKUP(Token, Value)                                  \
-do                                                              \
-  if (yychar == YYEMPTY)                                        \
-    {                                                           \
-      yychar = (Token);                                         \
-      yylval = (Value);                                         \
-      YYPOPSTACK (yylen);                                       \
-      yystate = *yyssp;                                         \
-      goto yybackup;                                            \
-    }                                                           \
-  else                                                          \
-    {                                                           \
-      yyerror (YY_("syntax error: cannot back up")); \
-      YYERROR;                                                  \
-    }                                                           \
-while (0)
-
-/* Error token number */
-#define YYTERROR        1
-#define YYERRCODE       256
-
-
-
-/* Enable debugging if requested.  */
-#if YYDEBUG
-
-# ifndef YYFPRINTF
-#  include <stdio.h> /* INFRINGES ON USER NAME SPACE */
-#  define YYFPRINTF fprintf
-# endif
-
-# define YYDPRINTF(Args)                        \
-do {                                            \
-  if (yydebug)                                  \
-    YYFPRINTF Args;                             \
-} while (0)
-
-/* This macro is provided for backward compatibility. */
-#ifndef YY_LOCATION_PRINT
-# define YY_LOCATION_PRINT(File, Loc) ((void) 0)
-#endif
-
-
-# define YY_SYMBOL_PRINT(Title, Type, Value, Location)                    \
-do {                                                                      \
-  if (yydebug)                                                            \
-    {                                                                     \
-      YYFPRINTF (stderr, "%s ", Title);                                   \
-      yy_symbol_print (stderr,                                            \
-                  Type, Value); \
-      YYFPRINTF (stderr, "\n");                                           \
-    }                                                                     \
-} while (0)
-
-
-/*----------------------------------------.
-| Print this symbol's value on YYOUTPUT.  |
-`----------------------------------------*/
-
-static void
-yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
-{
-  FILE *yyo = yyoutput;
-  YYUSE (yyo);
-  if (!yyvaluep)
-    return;
-# ifdef YYPRINT
-  if (yytype < YYNTOKENS)
-    YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
-# endif
-  YYUSE (yytype);
-}
-
-
-/*--------------------------------.
-| Print this symbol on YYOUTPUT.  |
-`--------------------------------*/
-
-static void
-yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
-{
-  YYFPRINTF (yyoutput, "%s %s (",
-             yytype < YYNTOKENS ? "token" : "nterm", yytname[yytype]);
-
-  yy_symbol_value_print (yyoutput, yytype, yyvaluep);
-  YYFPRINTF (yyoutput, ")");
-}
-
-/*------------------------------------------------------------------.
-| yy_stack_print -- Print the state stack from its BOTTOM up to its |
-| TOP (included).                                                   |
-`------------------------------------------------------------------*/
-
-static void
-yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop)
-{
-  YYFPRINTF (stderr, "Stack now");
-  for (; yybottom <= yytop; yybottom++)
-    {
-      int yybot = *yybottom;
-      YYFPRINTF (stderr, " %d", yybot);
-    }
-  YYFPRINTF (stderr, "\n");
-}
-
-# define YY_STACK_PRINT(Bottom, Top)                            \
-do {                                                            \
-  if (yydebug)                                                  \
-    yy_stack_print ((Bottom), (Top));                           \
-} while (0)
-
-
-/*------------------------------------------------.
-| Report that the YYRULE is going to be reduced.  |
-`------------------------------------------------*/
-
-static void
-yy_reduce_print (yytype_int16 *yyssp, YYSTYPE *yyvsp, int yyrule)
-{
-  unsigned long int yylno = yyrline[yyrule];
-  int yynrhs = yyr2[yyrule];
-  int yyi;
-  YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n",
-             yyrule - 1, yylno);
-  /* The symbols being reduced.  */
-  for (yyi = 0; yyi < yynrhs; yyi++)
-    {
-      YYFPRINTF (stderr, "   $%d = ", yyi + 1);
-      yy_symbol_print (stderr,
-                       yystos[yyssp[yyi + 1 - yynrhs]],
-                       &(yyvsp[(yyi + 1) - (yynrhs)])
-                                              );
-      YYFPRINTF (stderr, "\n");
-    }
-}
-
-# define YY_REDUCE_PRINT(Rule)          \
-do {                                    \
-  if (yydebug)                          \
-    yy_reduce_print (yyssp, yyvsp, Rule); \
-} while (0)
-
-/* Nonzero means print parse trace.  It is left uninitialized so that
-   multiple parsers can coexist.  */
-int yydebug;
-#else /* !YYDEBUG */
-# define YYDPRINTF(Args)
-# define YY_SYMBOL_PRINT(Title, Type, Value, Location)
-# define YY_STACK_PRINT(Bottom, Top)
-# define YY_REDUCE_PRINT(Rule)
-#endif /* !YYDEBUG */
-
-
-/* YYINITDEPTH -- initial size of the parser's stacks.  */
-#ifndef YYINITDEPTH
-# define YYINITDEPTH 200
-#endif
-
-/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
-   if the built-in stack extension method is used).
-
-   Do not make this value too large; the results are undefined if
-   YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
-   evaluated with infinite-precision integer arithmetic.  */
-
-#ifndef YYMAXDEPTH
-# define YYMAXDEPTH 10000
-#endif
-
-
-#if YYERROR_VERBOSE
-
-# ifndef yystrlen
-#  if defined __GLIBC__ && defined _STRING_H
-#   define yystrlen strlen
-#  else
-/* Return the length of YYSTR.  */
-static YYSIZE_T
-yystrlen (const char *yystr)
-{
-  YYSIZE_T yylen;
-  for (yylen = 0; yystr[yylen]; yylen++)
-    continue;
-  return yylen;
-}
-#  endif
-# endif
-
-# ifndef yystpcpy
-#  if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE
-#   define yystpcpy stpcpy
-#  else
-/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
-   YYDEST.  */
-static char *
-yystpcpy (char *yydest, const char *yysrc)
-{
-  char *yyd = yydest;
-  const char *yys = yysrc;
-
-  while ((*yyd++ = *yys++) != '\0')
-    continue;
-
-  return yyd - 1;
-}
-#  endif
-# endif
-
-# ifndef yytnamerr
-/* Copy to YYRES the contents of YYSTR after stripping away unnecessary
-   quotes and backslashes, so that it's suitable for yyerror.  The
-   heuristic is that double-quoting is unnecessary unless the string
-   contains an apostrophe, a comma, or backslash (other than
-   backslash-backslash).  YYSTR is taken from yytname.  If YYRES is
-   null, do not copy; instead, return the length of what the result
-   would have been.  */
-static YYSIZE_T
-yytnamerr (char *yyres, const char *yystr)
-{
-  if (*yystr == '"')
-    {
-      YYSIZE_T yyn = 0;
-      char const *yyp = yystr;
-
-      for (;;)
-        switch (*++yyp)
-          {
-          case '\'':
-          case ',':
-            goto do_not_strip_quotes;
-
-          case '\\':
-            if (*++yyp != '\\')
-              goto do_not_strip_quotes;
-            /* Fall through.  */
-          default:
-            if (yyres)
-              yyres[yyn] = *yyp;
-            yyn++;
-            break;
-
-          case '"':
-            if (yyres)
-              yyres[yyn] = '\0';
-            return yyn;
-          }
-    do_not_strip_quotes: ;
-    }
-
-  if (! yyres)
-    return yystrlen (yystr);
-
-  return yystpcpy (yyres, yystr) - yyres;
-}
-# endif
-
-/* Copy into *YYMSG, which is of size *YYMSG_ALLOC, an error message
-   about the unexpected token YYTOKEN for the state stack whose top is
-   YYSSP.
-
-   Return 0 if *YYMSG was successfully written.  Return 1 if *YYMSG is
-   not large enough to hold the message.  In that case, also set
-   *YYMSG_ALLOC to the required number of bytes.  Return 2 if the
-   required number of bytes is too large to store.  */
-static int
-yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
-                yytype_int16 *yyssp, int yytoken)
-{
-  YYSIZE_T yysize0 = yytnamerr (YY_NULLPTR, yytname[yytoken]);
-  YYSIZE_T yysize = yysize0;
-  enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
-  /* Internationalized format string. */
-  const char *yyformat = YY_NULLPTR;
-  /* Arguments of yyformat. */
-  char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
-  /* Number of reported tokens (one for the "unexpected", one per
-     "expected"). */
-  int yycount = 0;
-
-  /* There are many possibilities here to consider:
-     - If this state is a consistent state with a default action, then
-       the only way this function was invoked is if the default action
-       is an error action.  In that case, don't check for expected
-       tokens because there are none.
-     - The only way there can be no lookahead present (in yychar) is if
-       this state is a consistent state with a default action.  Thus,
-       detecting the absence of a lookahead is sufficient to determine
-       that there is no unexpected or expected token to report.  In that
-       case, just report a simple "syntax error".
-     - Don't assume there isn't a lookahead just because this state is a
-       consistent state with a default action.  There might have been a
-       previous inconsistent state, consistent state with a non-default
-       action, or user semantic action that manipulated yychar.
-     - Of course, the expected token list depends on states to have
-       correct lookahead information, and it depends on the parser not
-       to perform extra reductions after fetching a lookahead from the
-       scanner and before detecting a syntax error.  Thus, state merging
-       (from LALR or IELR) and default reductions corrupt the expected
-       token list.  However, the list is correct for canonical LR with
-       one exception: it will still contain any token that will not be
-       accepted due to an error action in a later state.
-  */
-  if (yytoken != YYEMPTY)
-    {
-      int yyn = yypact[*yyssp];
-      yyarg[yycount++] = yytname[yytoken];
-      if (!yypact_value_is_default (yyn))
-        {
-          /* Start YYX at -YYN if negative to avoid negative indexes in
-             YYCHECK.  In other words, skip the first -YYN actions for
-             this state because they are default actions.  */
-          int yyxbegin = yyn < 0 ? -yyn : 0;
-          /* Stay within bounds of both yycheck and yytname.  */
-          int yychecklim = YYLAST - yyn + 1;
-          int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
-          int yyx;
-
-          for (yyx = yyxbegin; yyx < yyxend; ++yyx)
-            if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR
-                && !yytable_value_is_error (yytable[yyx + yyn]))
-              {
-                if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
-                  {
-                    yycount = 1;
-                    yysize = yysize0;
-                    break;
-                  }
-                yyarg[yycount++] = yytname[yyx];
-                {
-                  YYSIZE_T yysize1 = yysize + yytnamerr (YY_NULLPTR, yytname[yyx]);
-                  if (! (yysize <= yysize1
-                         && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
-                    return 2;
-                  yysize = yysize1;
-                }
-              }
-        }
-    }
-
-  switch (yycount)
-    {
-# define YYCASE_(N, S)                      \
-      case N:                               \
-        yyformat = S;                       \
-      break
-      YYCASE_(0, YY_("syntax error"));
-      YYCASE_(1, YY_("syntax error, unexpected %s"));
-      YYCASE_(2, YY_("syntax error, unexpected %s, expecting %s"));
-      YYCASE_(3, YY_("syntax error, unexpected %s, expecting %s or %s"));
-      YYCASE_(4, YY_("syntax error, unexpected %s, expecting %s or %s or %s"));
-      YYCASE_(5, YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s"));
-# undef YYCASE_
-    }
-
-  {
-    YYSIZE_T yysize1 = yysize + yystrlen (yyformat);
-    if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
-      return 2;
-    yysize = yysize1;
-  }
-
-  if (*yymsg_alloc < yysize)
-    {
-      *yymsg_alloc = 2 * yysize;
-      if (! (yysize <= *yymsg_alloc
-             && *yymsg_alloc <= YYSTACK_ALLOC_MAXIMUM))
-        *yymsg_alloc = YYSTACK_ALLOC_MAXIMUM;
-      return 1;
-    }
-
-  /* Avoid sprintf, as that infringes on the user's name space.
-     Don't have undefined behavior even if the translation
-     produced a string with the wrong number of "%s"s.  */
-  {
-    char *yyp = *yymsg;
-    int yyi = 0;
-    while ((*yyp = *yyformat) != '\0')
-      if (*yyp == '%' && yyformat[1] == 's' && yyi < yycount)
-        {
-          yyp += yytnamerr (yyp, yyarg[yyi++]);
-          yyformat += 2;
-        }
-      else
-        {
-          yyp++;
-          yyformat++;
-        }
-  }
-  return 0;
-}
-#endif /* YYERROR_VERBOSE */
-
-/*-----------------------------------------------.
-| Release the memory associated to this symbol.  |
-`-----------------------------------------------*/
-
-static void
-yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep)
-{
-  YYUSE (yyvaluep);
-  if (!yymsg)
-    yymsg = "Deleting";
-  YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
-
-  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-  switch (yytype)
-    {
-          case 53: /* choice_entry  */
-
-      {
-	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
-		((*yyvaluep).menu)->file->name, ((*yyvaluep).menu)->lineno);
-	if (current_menu == ((*yyvaluep).menu))
-		menu_end_menu();
-}
-
-        break;
-
-    case 59: /* if_entry  */
-
-      {
-	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
-		((*yyvaluep).menu)->file->name, ((*yyvaluep).menu)->lineno);
-	if (current_menu == ((*yyvaluep).menu))
-		menu_end_menu();
-}
-
-        break;
-
-    case 65: /* menu_entry  */
-
-      {
-	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
-		((*yyvaluep).menu)->file->name, ((*yyvaluep).menu)->lineno);
-	if (current_menu == ((*yyvaluep).menu))
-		menu_end_menu();
-}
-
-        break;
-
-
-      default:
-        break;
-    }
-  YY_IGNORE_MAYBE_UNINITIALIZED_END
-}
-
-
-
-
-/* The lookahead symbol.  */
-int yychar;
-
-/* The semantic value of the lookahead symbol.  */
-YYSTYPE yylval;
-/* Number of syntax errors so far.  */
-int yynerrs;
-
-
-/*----------.
-| yyparse.  |
-`----------*/
-
-int
-yyparse (void)
-{
-    int yystate;
-    /* Number of tokens to shift before error messages enabled.  */
-    int yyerrstatus;
-
-    /* The stacks and their tools:
-       'yyss': related to states.
-       'yyvs': related to semantic values.
-
-       Refer to the stacks through separate pointers, to allow yyoverflow
-       to reallocate them elsewhere.  */
-
-    /* The state stack.  */
-    yytype_int16 yyssa[YYINITDEPTH];
-    yytype_int16 *yyss;
-    yytype_int16 *yyssp;
-
-    /* The semantic value stack.  */
-    YYSTYPE yyvsa[YYINITDEPTH];
-    YYSTYPE *yyvs;
-    YYSTYPE *yyvsp;
-
-    YYSIZE_T yystacksize;
-
-  int yyn;
-  int yyresult;
-  /* Lookahead token as an internal (translated) token number.  */
-  int yytoken = 0;
-  /* The variables used to return semantic value and location from the
-     action routines.  */
-  YYSTYPE yyval;
-
-#if YYERROR_VERBOSE
-  /* Buffer for error messages, and its allocated size.  */
-  char yymsgbuf[128];
-  char *yymsg = yymsgbuf;
-  YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
-#endif
-
-#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
-
-  /* The number of symbols on the RHS of the reduced rule.
-     Keep to zero when no symbol should be popped.  */
-  int yylen = 0;
-
-  yyssp = yyss = yyssa;
-  yyvsp = yyvs = yyvsa;
-  yystacksize = YYINITDEPTH;
-
-  YYDPRINTF ((stderr, "Starting parse\n"));
-
-  yystate = 0;
-  yyerrstatus = 0;
-  yynerrs = 0;
-  yychar = YYEMPTY; /* Cause a token to be read.  */
-  goto yysetstate;
-
-/*------------------------------------------------------------.
-| yynewstate -- Push a new state, which is found in yystate.  |
-`------------------------------------------------------------*/
- yynewstate:
-  /* In all cases, when you get here, the value and location stacks
-     have just been pushed.  So pushing a state here evens the stacks.  */
-  yyssp++;
-
- yysetstate:
-  *yyssp = yystate;
-
-  if (yyss + yystacksize - 1 <= yyssp)
-    {
-      /* Get the current used size of the three stacks, in elements.  */
-      YYSIZE_T yysize = yyssp - yyss + 1;
-
-#ifdef yyoverflow
-      {
-        /* Give user a chance to reallocate the stack.  Use copies of
-           these so that the &'s don't force the real ones into
-           memory.  */
-        YYSTYPE *yyvs1 = yyvs;
-        yytype_int16 *yyss1 = yyss;
-
-        /* Each stack pointer address is followed by the size of the
-           data in use in that stack, in bytes.  This used to be a
-           conditional around just the two extra args, but that might
-           be undefined if yyoverflow is a macro.  */
-        yyoverflow (YY_("memory exhausted"),
-                    &yyss1, yysize * sizeof (*yyssp),
-                    &yyvs1, yysize * sizeof (*yyvsp),
-                    &yystacksize);
-
-        yyss = yyss1;
-        yyvs = yyvs1;
-      }
-#else /* no yyoverflow */
-# ifndef YYSTACK_RELOCATE
-      goto yyexhaustedlab;
-# else
-      /* Extend the stack our own way.  */
-      if (YYMAXDEPTH <= yystacksize)
-        goto yyexhaustedlab;
-      yystacksize *= 2;
-      if (YYMAXDEPTH < yystacksize)
-        yystacksize = YYMAXDEPTH;
-
-      {
-        yytype_int16 *yyss1 = yyss;
-        union yyalloc *yyptr =
-          (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
-        if (! yyptr)
-          goto yyexhaustedlab;
-        YYSTACK_RELOCATE (yyss_alloc, yyss);
-        YYSTACK_RELOCATE (yyvs_alloc, yyvs);
-#  undef YYSTACK_RELOCATE
-        if (yyss1 != yyssa)
-          YYSTACK_FREE (yyss1);
-      }
-# endif
-#endif /* no yyoverflow */
-
-      yyssp = yyss + yysize - 1;
-      yyvsp = yyvs + yysize - 1;
-
-      YYDPRINTF ((stderr, "Stack size increased to %lu\n",
-                  (unsigned long int) yystacksize));
-
-      if (yyss + yystacksize - 1 <= yyssp)
-        YYABORT;
-    }
-
-  YYDPRINTF ((stderr, "Entering state %d\n", yystate));
-
-  if (yystate == YYFINAL)
-    YYACCEPT;
-
-  goto yybackup;
-
-/*-----------.
-| yybackup.  |
-`-----------*/
-yybackup:
-
-  /* Do appropriate processing given the current state.  Read a
-     lookahead token if we need one and don't already have one.  */
-
-  /* First try to decide what to do without reference to lookahead token.  */
-  yyn = yypact[yystate];
-  if (yypact_value_is_default (yyn))
-    goto yydefault;
-
-  /* Not known => get a lookahead token if don't already have one.  */
-
-  /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol.  */
-  if (yychar == YYEMPTY)
-    {
-      YYDPRINTF ((stderr, "Reading a token: "));
-      yychar = yylex ();
-    }
-
-  if (yychar <= YYEOF)
-    {
-      yychar = yytoken = YYEOF;
-      YYDPRINTF ((stderr, "Now at end of input.\n"));
-    }
-  else
-    {
-      yytoken = YYTRANSLATE (yychar);
-      YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);
-    }
-
-  /* If the proper action on seeing token YYTOKEN is to reduce or to
-     detect an error, take that action.  */
-  yyn += yytoken;
-  if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
-    goto yydefault;
-  yyn = yytable[yyn];
-  if (yyn <= 0)
-    {
-      if (yytable_value_is_error (yyn))
-        goto yyerrlab;
-      yyn = -yyn;
-      goto yyreduce;
-    }
-
-  /* Count tokens shifted since error; after three, turn off error
-     status.  */
-  if (yyerrstatus)
-    yyerrstatus--;
-
-  /* Shift the lookahead token.  */
-  YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
-
-  /* Discard the shifted token.  */
-  yychar = YYEMPTY;
-
-  yystate = yyn;
-  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-  *++yyvsp = yylval;
-  YY_IGNORE_MAYBE_UNINITIALIZED_END
-
-  goto yynewstate;
-
-
-/*-----------------------------------------------------------.
-| yydefault -- do the default action for the current state.  |
-`-----------------------------------------------------------*/
-yydefault:
-  yyn = yydefact[yystate];
-  if (yyn == 0)
-    goto yyerrlab;
-  goto yyreduce;
-
-
-/*-----------------------------.
-| yyreduce -- Do a reduction.  |
-`-----------------------------*/
-yyreduce:
-  /* yyn is the number of a rule to reduce with.  */
-  yylen = yyr2[yyn];
-
-  /* If YYLEN is nonzero, implement the default value of the action:
-     '$$ = $1'.
-
-     Otherwise, the following line sets YYVAL to garbage.
-     This behavior is undocumented and Bison
-     users should not rely upon it.  Assigning to YYVAL
-     unconditionally makes the parser a bit smaller, and it avoids a
-     GCC warning that YYVAL may be used uninitialized.  */
-  yyval = yyvsp[1-yylen];
-
-
-  YY_REDUCE_PRINT (yyn);
-  switch (yyn)
-    {
-        case 10:
-
-    { zconf_error("unexpected end statement"); }
-
-    break;
-
-  case 11:
-
-    { zconf_error("unknown statement \"%s\"", (yyvsp[-2].string)); }
-
-    break;
-
-  case 12:
-
-    {
-	zconf_error("unexpected option \"%s\"", kconf_id_strings + (yyvsp[-2].id)->name);
-}
-
-    break;
-
-  case 13:
-
-    { zconf_error("invalid statement"); }
-
-    break;
-
-  case 28:
-
-    { zconf_error("unknown option \"%s\"", (yyvsp[-2].string)); }
-
-    break;
-
-  case 29:
-
-    { zconf_error("invalid option"); }
-
-    break;
-
-  case 30:
-
-    {
-	struct symbol *sym = sym_lookup((yyvsp[-1].string), 0);
-	sym->flags |= SYMBOL_OPTIONAL;
-	menu_add_entry(sym);
-	printd(DEBUG_PARSE, "%s:%d:config %s\n", zconf_curname(), zconf_lineno(), (yyvsp[-1].string));
-}
-
-    break;
-
-  case 31:
-
-    {
-	menu_end_entry();
-	printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno());
-}
-
-    break;
-
-  case 32:
-
-    {
-	struct symbol *sym = sym_lookup((yyvsp[-1].string), 0);
-	sym->flags |= SYMBOL_OPTIONAL;
-	menu_add_entry(sym);
-	printd(DEBUG_PARSE, "%s:%d:menuconfig %s\n", zconf_curname(), zconf_lineno(), (yyvsp[-1].string));
-}
-
-    break;
-
-  case 33:
-
-    {
-	if (current_entry->prompt)
-		current_entry->prompt->type = P_MENU;
-	else
-		zconfprint("warning: menuconfig statement without prompt");
-	menu_end_entry();
-	printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno());
-}
-
-    break;
-
-  case 41:
-
-    {
-	menu_set_type((yyvsp[-2].id)->stype);
-	printd(DEBUG_PARSE, "%s:%d:type(%u)\n",
-		zconf_curname(), zconf_lineno(),
-		(yyvsp[-2].id)->stype);
-}
-
-    break;
-
-  case 42:
-
-    {
-	menu_add_prompt(P_PROMPT, (yyvsp[-2].string), (yyvsp[-1].expr));
-	printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno());
-}
-
-    break;
-
-  case 43:
-
-    {
-	menu_add_expr(P_DEFAULT, (yyvsp[-2].expr), (yyvsp[-1].expr));
-	if ((yyvsp[-3].id)->stype != S_UNKNOWN)
-		menu_set_type((yyvsp[-3].id)->stype);
-	printd(DEBUG_PARSE, "%s:%d:default(%u)\n",
-		zconf_curname(), zconf_lineno(),
-		(yyvsp[-3].id)->stype);
-}
-
-    break;
-
-  case 44:
-
-    {
-	menu_add_symbol(P_SELECT, sym_lookup((yyvsp[-2].string), 0), (yyvsp[-1].expr));
-	printd(DEBUG_PARSE, "%s:%d:select\n", zconf_curname(), zconf_lineno());
-}
-
-    break;
-
-  case 45:
-
-    {
-	menu_add_expr(P_RANGE, expr_alloc_comp(E_RANGE,(yyvsp[-3].symbol), (yyvsp[-2].symbol)), (yyvsp[-1].expr));
-	printd(DEBUG_PARSE, "%s:%d:range\n", zconf_curname(), zconf_lineno());
-}
-
-    break;
-
-  case 48:
-
-    {
-	const struct kconf_id *id = kconf_id_lookup((yyvsp[-1].string), strlen((yyvsp[-1].string)));
-	if (id && id->flags & TF_OPTION)
-		menu_add_option(id->token, (yyvsp[0].string));
-	else
-		zconfprint("warning: ignoring unknown option %s", (yyvsp[-1].string));
-	free((yyvsp[-1].string));
-}
-
-    break;
-
-  case 49:
-
-    { (yyval.string) = NULL; }
-
-    break;
-
-  case 50:
-
-    { (yyval.string) = (yyvsp[0].string); }
-
-    break;
-
-  case 51:
-
-    {
-	struct symbol *sym = sym_lookup((yyvsp[-1].string), SYMBOL_CHOICE);
-	sym->flags |= SYMBOL_AUTO;
-	menu_add_entry(sym);
-	menu_add_expr(P_CHOICE, NULL, NULL);
-	printd(DEBUG_PARSE, "%s:%d:choice\n", zconf_curname(), zconf_lineno());
-}
-
-    break;
-
-  case 52:
-
-    {
-	(yyval.menu) = menu_add_menu();
-}
-
-    break;
-
-  case 53:
-
-    {
-	if (zconf_endtoken((yyvsp[0].id), T_CHOICE, T_ENDCHOICE)) {
-		menu_end_menu();
-		printd(DEBUG_PARSE, "%s:%d:endchoice\n", zconf_curname(), zconf_lineno());
-	}
-}
-
-    break;
-
-  case 61:
-
-    {
-	menu_add_prompt(P_PROMPT, (yyvsp[-2].string), (yyvsp[-1].expr));
-	printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno());
-}
-
-    break;
-
-  case 62:
-
-    {
-	if ((yyvsp[-2].id)->stype == S_BOOLEAN || (yyvsp[-2].id)->stype == S_TRISTATE) {
-		menu_set_type((yyvsp[-2].id)->stype);
-		printd(DEBUG_PARSE, "%s:%d:type(%u)\n",
-			zconf_curname(), zconf_lineno(),
-			(yyvsp[-2].id)->stype);
-	} else
-		YYERROR;
-}
-
-    break;
-
-  case 63:
-
-    {
-	current_entry->sym->flags |= SYMBOL_OPTIONAL;
-	printd(DEBUG_PARSE, "%s:%d:optional\n", zconf_curname(), zconf_lineno());
-}
-
-    break;
-
-  case 64:
-
-    {
-	if ((yyvsp[-3].id)->stype == S_UNKNOWN) {
-		menu_add_symbol(P_DEFAULT, sym_lookup((yyvsp[-2].string), 0), (yyvsp[-1].expr));
-		printd(DEBUG_PARSE, "%s:%d:default\n",
-			zconf_curname(), zconf_lineno());
-	} else
-		YYERROR;
-}
-
-    break;
-
-  case 67:
-
-    {
-	printd(DEBUG_PARSE, "%s:%d:if\n", zconf_curname(), zconf_lineno());
-	menu_add_entry(NULL);
-	menu_add_dep((yyvsp[-1].expr));
-	(yyval.menu) = menu_add_menu();
-}
-
-    break;
-
-  case 68:
-
-    {
-	if (zconf_endtoken((yyvsp[0].id), T_IF, T_ENDIF)) {
-		menu_end_menu();
-		printd(DEBUG_PARSE, "%s:%d:endif\n", zconf_curname(), zconf_lineno());
-	}
-}
-
-    break;
-
-  case 74:
-
-    {
-	menu_add_prompt(P_MENU, (yyvsp[-1].string), NULL);
-}
-
-    break;
-
-  case 75:
-
-    {
-	menu_add_entry(NULL);
-	menu_add_prompt(P_MENU, (yyvsp[-1].string), NULL);
-	printd(DEBUG_PARSE, "%s:%d:menu\n", zconf_curname(), zconf_lineno());
-}
-
-    break;
-
-  case 76:
-
-    {
-	(yyval.menu) = menu_add_menu();
-}
-
-    break;
-
-  case 77:
-
-    {
-	if (zconf_endtoken((yyvsp[0].id), T_MENU, T_ENDMENU)) {
-		menu_end_menu();
-		printd(DEBUG_PARSE, "%s:%d:endmenu\n", zconf_curname(), zconf_lineno());
-	}
-}
-
-    break;
-
-  case 83:
-
-    {
-	printd(DEBUG_PARSE, "%s:%d:source %s\n", zconf_curname(), zconf_lineno(), (yyvsp[-1].string));
-	zconf_nextfile((yyvsp[-1].string));
-}
-
-    break;
-
-  case 84:
-
-    {
-	menu_add_entry(NULL);
-	menu_add_prompt(P_COMMENT, (yyvsp[-1].string), NULL);
-	printd(DEBUG_PARSE, "%s:%d:comment\n", zconf_curname(), zconf_lineno());
-}
-
-    break;
-
-  case 85:
-
-    {
-	menu_end_entry();
-}
-
-    break;
-
-  case 86:
-
-    {
-	printd(DEBUG_PARSE, "%s:%d:help\n", zconf_curname(), zconf_lineno());
-	zconf_starthelp();
-}
-
-    break;
-
-  case 87:
-
-    {
-	current_entry->help = (yyvsp[0].string);
-}
-
-    break;
-
-  case 92:
-
-    {
-	menu_add_dep((yyvsp[-1].expr));
-	printd(DEBUG_PARSE, "%s:%d:depends on\n", zconf_curname(), zconf_lineno());
-}
-
-    break;
-
-  case 96:
-
-    {
-	menu_add_visibility((yyvsp[0].expr));
-}
-
-    break;
-
-  case 98:
-
-    {
-	menu_add_prompt(P_PROMPT, (yyvsp[-1].string), (yyvsp[0].expr));
-}
-
-    break;
-
-  case 101:
-
-    { (yyval.id) = (yyvsp[-1].id); }
-
-    break;
-
-  case 102:
-
-    { (yyval.id) = (yyvsp[-1].id); }
-
-    break;
-
-  case 103:
-
-    { (yyval.id) = (yyvsp[-1].id); }
-
-    break;
-
-  case 106:
-
-    { (yyval.expr) = NULL; }
-
-    break;
-
-  case 107:
-
-    { (yyval.expr) = (yyvsp[0].expr); }
-
-    break;
-
-  case 108:
-
-    { (yyval.expr) = expr_alloc_symbol((yyvsp[0].symbol)); }
-
-    break;
-
-  case 109:
-
-    { (yyval.expr) = expr_alloc_comp(E_EQUAL, (yyvsp[-2].symbol), (yyvsp[0].symbol)); }
-
-    break;
-
-  case 110:
-
-    { (yyval.expr) = expr_alloc_comp(E_UNEQUAL, (yyvsp[-2].symbol), (yyvsp[0].symbol)); }
-
-    break;
-
-  case 111:
-
-    { (yyval.expr) = (yyvsp[-1].expr); }
-
-    break;
-
-  case 112:
-
-    { (yyval.expr) = expr_alloc_one(E_NOT, (yyvsp[0].expr)); }
-
-    break;
-
-  case 113:
-
-    { (yyval.expr) = expr_alloc_two(E_OR, (yyvsp[-2].expr), (yyvsp[0].expr)); }
-
-    break;
-
-  case 114:
-
-    { (yyval.expr) = expr_alloc_two(E_AND, (yyvsp[-2].expr), (yyvsp[0].expr)); }
-
-    break;
-
-  case 115:
-
-    { (yyval.symbol) = sym_lookup((yyvsp[0].string), 0); free((yyvsp[0].string)); }
-
-    break;
-
-  case 116:
-
-    { (yyval.symbol) = sym_lookup((yyvsp[0].string), SYMBOL_CONST); free((yyvsp[0].string)); }
-
-    break;
-
-  case 117:
-
-    { (yyval.string) = NULL; }
-
-    break;
-
-
-
-      default: break;
-    }
-  /* User semantic actions sometimes alter yychar, and that requires
-     that yytoken be updated with the new translation.  We take the
-     approach of translating immediately before every use of yytoken.
-     One alternative is translating here after every semantic action,
-     but that translation would be missed if the semantic action invokes
-     YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or
-     if it invokes YYBACKUP.  In the case of YYABORT or YYACCEPT, an
-     incorrect destructor might then be invoked immediately.  In the
-     case of YYERROR or YYBACKUP, subsequent parser actions might lead
-     to an incorrect destructor call or verbose syntax error message
-     before the lookahead is translated.  */
-  YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
-
-  YYPOPSTACK (yylen);
-  yylen = 0;
-  YY_STACK_PRINT (yyss, yyssp);
-
-  *++yyvsp = yyval;
-
-  /* Now 'shift' the result of the reduction.  Determine what state
-     that goes to, based on the state we popped back to and the rule
-     number reduced by.  */
-
-  yyn = yyr1[yyn];
-
-  yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
-  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
-    yystate = yytable[yystate];
-  else
-    yystate = yydefgoto[yyn - YYNTOKENS];
-
-  goto yynewstate;
-
-
-/*--------------------------------------.
-| yyerrlab -- here on detecting error.  |
-`--------------------------------------*/
-yyerrlab:
-  /* Make sure we have latest lookahead translation.  See comments at
-     user semantic actions for why this is necessary.  */
-  yytoken = yychar == YYEMPTY ? YYEMPTY : YYTRANSLATE (yychar);
-
-  /* If not already recovering from an error, report this error.  */
-  if (!yyerrstatus)
-    {
-      ++yynerrs;
-#if ! YYERROR_VERBOSE
-      yyerror (YY_("syntax error"));
-#else
-# define YYSYNTAX_ERROR yysyntax_error (&yymsg_alloc, &yymsg, \
-                                        yyssp, yytoken)
-      {
-        char const *yymsgp = YY_("syntax error");
-        int yysyntax_error_status;
-        yysyntax_error_status = YYSYNTAX_ERROR;
-        if (yysyntax_error_status == 0)
-          yymsgp = yymsg;
-        else if (yysyntax_error_status == 1)
-          {
-            if (yymsg != yymsgbuf)
-              YYSTACK_FREE (yymsg);
-            yymsg = (char *) YYSTACK_ALLOC (yymsg_alloc);
-            if (!yymsg)
-              {
-                yymsg = yymsgbuf;
-                yymsg_alloc = sizeof yymsgbuf;
-                yysyntax_error_status = 2;
-              }
-            else
-              {
-                yysyntax_error_status = YYSYNTAX_ERROR;
-                yymsgp = yymsg;
-              }
-          }
-        yyerror (yymsgp);
-        if (yysyntax_error_status == 2)
-          goto yyexhaustedlab;
-      }
-# undef YYSYNTAX_ERROR
-#endif
-    }
-
-
-
-  if (yyerrstatus == 3)
-    {
-      /* If just tried and failed to reuse lookahead token after an
-         error, discard it.  */
-
-      if (yychar <= YYEOF)
-        {
-          /* Return failure if at end of input.  */
-          if (yychar == YYEOF)
-            YYABORT;
-        }
-      else
-        {
-          yydestruct ("Error: discarding",
-                      yytoken, &yylval);
-          yychar = YYEMPTY;
-        }
-    }
-
-  /* Else will try to reuse lookahead token after shifting the error
-     token.  */
-  goto yyerrlab1;
-
-
-/*---------------------------------------------------.
-| yyerrorlab -- error raised explicitly by YYERROR.  |
-`---------------------------------------------------*/
-yyerrorlab:
-
-  /* Pacify compilers like GCC when the user code never invokes
-     YYERROR and the label yyerrorlab therefore never appears in user
-     code.  */
-  if (/*CONSTCOND*/ 0)
-     goto yyerrorlab;
-
-  /* Do not reclaim the symbols of the rule whose action triggered
-     this YYERROR.  */
-  YYPOPSTACK (yylen);
-  yylen = 0;
-  YY_STACK_PRINT (yyss, yyssp);
-  yystate = *yyssp;
-  goto yyerrlab1;
-
-
-/*-------------------------------------------------------------.
-| yyerrlab1 -- common code for both syntax error and YYERROR.  |
-`-------------------------------------------------------------*/
-yyerrlab1:
-  yyerrstatus = 3;      /* Each real token shifted decrements this.  */
-
-  for (;;)
-    {
-      yyn = yypact[yystate];
-      if (!yypact_value_is_default (yyn))
-        {
-          yyn += YYTERROR;
-          if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
-            {
-              yyn = yytable[yyn];
-              if (0 < yyn)
-                break;
-            }
-        }
-
-      /* Pop the current state because it cannot handle the error token.  */
-      if (yyssp == yyss)
-        YYABORT;
-
-
-      yydestruct ("Error: popping",
-                  yystos[yystate], yyvsp);
-      YYPOPSTACK (1);
-      yystate = *yyssp;
-      YY_STACK_PRINT (yyss, yyssp);
-    }
-
-  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-  *++yyvsp = yylval;
-  YY_IGNORE_MAYBE_UNINITIALIZED_END
-
-
-  /* Shift the error token.  */
-  YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp);
-
-  yystate = yyn;
-  goto yynewstate;
-
-
-/*-------------------------------------.
-| yyacceptlab -- YYACCEPT comes here.  |
-`-------------------------------------*/
-yyacceptlab:
-  yyresult = 0;
-  goto yyreturn;
-
-/*-----------------------------------.
-| yyabortlab -- YYABORT comes here.  |
-`-----------------------------------*/
-yyabortlab:
-  yyresult = 1;
-  goto yyreturn;
-
-#if !defined yyoverflow || YYERROR_VERBOSE
-/*-------------------------------------------------.
-| yyexhaustedlab -- memory exhaustion comes here.  |
-`-------------------------------------------------*/
-yyexhaustedlab:
-  yyerror (YY_("memory exhausted"));
-  yyresult = 2;
-  /* Fall through.  */
-#endif
-
-yyreturn:
-  if (yychar != YYEMPTY)
-    {
-      /* Make sure we have latest lookahead translation.  See comments at
-         user semantic actions for why this is necessary.  */
-      yytoken = YYTRANSLATE (yychar);
-      yydestruct ("Cleanup: discarding lookahead",
-                  yytoken, &yylval);
-    }
-  /* Do not reclaim the symbols of the rule whose action triggered
-     this YYABORT or YYACCEPT.  */
-  YYPOPSTACK (yylen);
-  YY_STACK_PRINT (yyss, yyssp);
-  while (yyssp != yyss)
-    {
-      yydestruct ("Cleanup: popping",
-                  yystos[*yyssp], yyvsp);
-      YYPOPSTACK (1);
-    }
-#ifndef yyoverflow
-  if (yyss != yyssa)
-    YYSTACK_FREE (yyss);
-#endif
-#if YYERROR_VERBOSE
-  if (yymsg != yymsgbuf)
-    YYSTACK_FREE (yymsg);
-#endif
-  return yyresult;
-}
-
-
-
-void conf_parse(const char *name)
-{
-	struct symbol *sym;
-	int i;
-
-	zconf_initscan(name);
-
-	sym_init();
-	_menu_init();
-	rootmenu.prompt = menu_add_prompt(P_MENU, "Linux Kernel Configuration", NULL);
-
-	if (getenv("ZCONF_DEBUG"))
-		zconfdebug = 1;
-	zconfparse();
-	if (zconfnerrs)
-		exit(1);
-	if (!modules_sym)
-		modules_sym = sym_find( "n" );
-
-	rootmenu.prompt->text = _(rootmenu.prompt->text);
-	rootmenu.prompt->text = sym_expand_string_value(rootmenu.prompt->text);
-
-	menu_finalize(&rootmenu);
-	for_all_symbols(i, sym) {
-		if (sym_check_deps(sym))
-			zconfnerrs++;
-	}
-	if (zconfnerrs)
-		exit(1);
-	sym_set_change_count(1);
-}
-
-static const char *zconf_tokenname(int token)
-{
-	switch (token) {
-	case T_MENU:		return "menu";
-	case T_ENDMENU:		return "endmenu";
-	case T_CHOICE:		return "choice";
-	case T_ENDCHOICE:	return "endchoice";
-	case T_IF:		return "if";
-	case T_ENDIF:		return "endif";
-	case T_DEPENDS:		return "depends";
-	case T_VISIBLE:		return "visible";
-	}
-	return "<token>";
-}
-
-static bool zconf_endtoken(const struct kconf_id *id, int starttoken, int endtoken)
-{
-	if (id->token != endtoken) {
-		zconf_error("unexpected '%s' within %s block",
-			kconf_id_strings + id->name, zconf_tokenname(starttoken));
-		zconfnerrs++;
-		return false;
-	}
-	if (current_menu->file != current_file) {
-		zconf_error("'%s' in different file than '%s'",
-			kconf_id_strings + id->name, zconf_tokenname(starttoken));
-		fprintf(stderr, "%s:%d: location of the '%s'\n",
-			current_menu->file->name, current_menu->lineno,
-			zconf_tokenname(starttoken));
-		zconfnerrs++;
-		return false;
-	}
-	return true;
-}
-
-static void zconfprint(const char *err, ...)
-{
-	va_list ap;
-
-	fprintf(stderr, "%s:%d: ", zconf_curname(), zconf_lineno());
-	va_start(ap, err);
-	vfprintf(stderr, err, ap);
-	va_end(ap);
-	fprintf(stderr, "\n");
-}
-
-static void zconf_error(const char *err, ...)
-{
-	va_list ap;
-
-	zconfnerrs++;
-	fprintf(stderr, "%s:%d: ", zconf_curname(), zconf_lineno());
-	va_start(ap, err);
-	vfprintf(stderr, err, ap);
-	va_end(ap);
-	fprintf(stderr, "\n");
-}
-
-static void zconferror(const char *err)
-{
-	fprintf(stderr, "%s:%d: %s\n", zconf_curname(), zconf_lineno() + 1, err);
-}
-
-static void print_quoted_string(FILE *out, const char *str)
-{
-	const char *p;
-	int len;
-
-	putc('"', out);
-	while ((p = strchr(str, '"'))) {
-		len = p - str;
-		if (len)
-			fprintf(out, "%.*s", len, str);
-		fputs("\\\"", out);
-		str = p + 1;
-	}
-	fputs(str, out);
-	putc('"', out);
-}
-
-static void print_symbol(FILE *out, struct menu *menu)
-{
-	struct symbol *sym = menu->sym;
-	struct property *prop;
-
-	if (sym_is_choice(sym))
-		fprintf(out, "\nchoice\n");
-	else
-		fprintf(out, "\nconfig %s\n", sym->name);
-	switch (sym->type) {
-	case S_BOOLEAN:
-		fputs("  boolean\n", out);
-		break;
-	case S_TRISTATE:
-		fputs("  tristate\n", out);
-		break;
-	case S_STRING:
-		fputs("  string\n", out);
-		break;
-	case S_INT:
-		fputs("  integer\n", out);
-		break;
-	case S_HEX:
-		fputs("  hex\n", out);
-		break;
-	default:
-		fputs("  ???\n", out);
-		break;
-	}
-	for (prop = sym->prop; prop; prop = prop->next) {
-		if (prop->menu != menu)
-			continue;
-		switch (prop->type) {
-		case P_PROMPT:
-			fputs("  prompt ", out);
-			print_quoted_string(out, prop->text);
-			if (!expr_is_yes(prop->visible.expr)) {
-				fputs(" if ", out);
-				expr_fprint(prop->visible.expr, out);
-			}
-			fputc('\n', out);
-			break;
-		case P_DEFAULT:
-			fputs( "  default ", out);
-			expr_fprint(prop->expr, out);
-			if (!expr_is_yes(prop->visible.expr)) {
-				fputs(" if ", out);
-				expr_fprint(prop->visible.expr, out);
-			}
-			fputc('\n', out);
-			break;
-		case P_CHOICE:
-			fputs("  #choice value\n", out);
-			break;
-		case P_SELECT:
-			fputs( "  select ", out);
-			expr_fprint(prop->expr, out);
-			fputc('\n', out);
-			break;
-		case P_RANGE:
-			fputs( "  range ", out);
-			expr_fprint(prop->expr, out);
-			fputc('\n', out);
-			break;
-		case P_MENU:
-			fputs( "  menu ", out);
-			print_quoted_string(out, prop->text);
-			fputc('\n', out);
-			break;
-		default:
-			fprintf(out, "  unknown prop %d!\n", prop->type);
-			break;
-		}
-	}
-	if (menu->help) {
-		int len = strlen(menu->help);
-		while (menu->help[--len] == '\n')
-			menu->help[len] = 0;
-		fprintf(out, "  help\n%s\n", menu->help);
-	}
-}
-
-void zconfdump(FILE *out)
-{
-	struct property *prop;
-	struct symbol *sym;
-	struct menu *menu;
-
-	menu = rootmenu.list;
-	while (menu) {
-		if ((sym = menu->sym))
-			print_symbol(out, menu);
-		else if ((prop = menu->prompt)) {
-			switch (prop->type) {
-			case P_COMMENT:
-				fputs("\ncomment ", out);
-				print_quoted_string(out, prop->text);
-				fputs("\n", out);
-				break;
-			case P_MENU:
-				fputs("\nmenu ", out);
-				print_quoted_string(out, prop->text);
-				fputs("\n", out);
-				break;
-			default:
-				;
-			}
-			if (!expr_is_yes(prop->visible.expr)) {
-				fputs("  depends ", out);
-				expr_fprint(prop->visible.expr, out);
-				fputc('\n', out);
-			}
-		}
-
-		if (menu->list)
-			menu = menu->list;
-		else if (menu->next)
-			menu = menu->next;
-		else while ((menu = menu->parent)) {
-			if (menu->prompt && menu->prompt->type == P_MENU)
-				fputs("\nendmenu\n", out);
-			if (menu->next) {
-				menu = menu->next;
-				break;
-			}
-		}
-	}
-}
-
-#include "zconf.lex.c"
-#include "util.c"
-#include "confdata.c"
-#include "expr.c"
-#include "symbol.c"
-#include "menu.c"
diff --git a/programs/src/kconfig/kconfig/zconf.y b/programs/src/kconfig/kconfig/zconf.y
deleted file mode 100644
index 0f683cf..0000000
--- a/programs/src/kconfig/kconfig/zconf.y
+++ /dev/null
@@ -1,733 +0,0 @@
-%{
-/*
- * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#include <ctype.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdbool.h>
-
-#include "lkc.h"
-
-#define printd(mask, fmt...) if (cdebug & (mask)) printf(fmt)
-
-#define PRINTD		0x0001
-#define DEBUG_PARSE	0x0002
-
-int cdebug = PRINTD;
-
-extern int zconflex(void);
-static void zconfprint(const char *err, ...);
-static void zconf_error(const char *err, ...);
-static void zconferror(const char *err);
-static bool zconf_endtoken(const struct kconf_id *id, int starttoken, int endtoken);
-
-struct symbol *symbol_hash[SYMBOL_HASHSIZE];
-
-static struct menu *current_menu, *current_entry;
-
-%}
-%expect 30
-
-%union
-{
-	char *string;
-	struct file *file;
-	struct symbol *symbol;
-	struct expr *expr;
-	struct menu *menu;
-	const struct kconf_id *id;
-}
-
-%token <id>T_MAINMENU
-%token <id>T_MENU
-%token <id>T_ENDMENU
-%token <id>T_SOURCE
-%token <id>T_CHOICE
-%token <id>T_ENDCHOICE
-%token <id>T_COMMENT
-%token <id>T_CONFIG
-%token <id>T_MENUCONFIG
-%token <id>T_HELP
-%token <string> T_HELPTEXT
-%token <id>T_IF
-%token <id>T_ENDIF
-%token <id>T_DEPENDS
-%token <id>T_OPTIONAL
-%token <id>T_PROMPT
-%token <id>T_TYPE
-%token <id>T_DEFAULT
-%token <id>T_SELECT
-%token <id>T_RANGE
-%token <id>T_VISIBLE
-%token <id>T_OPTION
-%token <id>T_ON
-%token <string> T_WORD
-%token <string> T_WORD_QUOTE
-%token T_UNEQUAL
-%token T_CLOSE_PAREN
-%token T_OPEN_PAREN
-%token T_EOL
-
-%left T_OR
-%left T_AND
-%left T_EQUAL T_UNEQUAL
-%nonassoc T_NOT
-
-%type <string> prompt
-%type <symbol> symbol
-%type <expr> expr
-%type <expr> if_expr
-%type <id> end
-%type <id> option_name
-%type <menu> if_entry menu_entry choice_entry
-%type <string> symbol_option_arg word_opt
-
-%destructor {
-	fprintf(stderr, "%s:%d: missing end statement for this entry\n",
-		$$->file->name, $$->lineno);
-	if (current_menu == $$)
-		menu_end_menu();
-} if_entry menu_entry choice_entry
-
-%{
-/* Include zconf.hash.c here so it can see the token constants. */
-#include "zconf.hash.c"
-%}
-
-%%
-input: nl start | start;
-
-start: mainmenu_stmt stmt_list | stmt_list;
-
-stmt_list:
-	  /* empty */
-	| stmt_list common_stmt
-	| stmt_list choice_stmt
-	| stmt_list menu_stmt
-	| stmt_list end			{ zconf_error("unexpected end statement"); }
-	| stmt_list T_WORD error T_EOL	{ zconf_error("unknown statement \"%s\"", $2); }
-	| stmt_list option_name error T_EOL
-{
-	zconf_error("unexpected option \"%s\"", kconf_id_strings + $2->name);
-}
-	| stmt_list error T_EOL		{ zconf_error("invalid statement"); }
-;
-
-option_name:
-	T_DEPENDS | T_PROMPT | T_TYPE | T_SELECT | T_OPTIONAL | T_RANGE | T_DEFAULT | T_VISIBLE
-;
-
-common_stmt:
-	  T_EOL
-	| if_stmt
-	| comment_stmt
-	| config_stmt
-	| menuconfig_stmt
-	| source_stmt
-;
-
-option_error:
-	  T_WORD error T_EOL		{ zconf_error("unknown option \"%s\"", $1); }
-	| error T_EOL			{ zconf_error("invalid option"); }
-;
-
-
-/* config/menuconfig entry */
-
-config_entry_start: T_CONFIG T_WORD T_EOL
-{
-	struct symbol *sym = sym_lookup($2, 0);
-	sym->flags |= SYMBOL_OPTIONAL;
-	menu_add_entry(sym);
-	printd(DEBUG_PARSE, "%s:%d:config %s\n", zconf_curname(), zconf_lineno(), $2);
-};
-
-config_stmt: config_entry_start config_option_list
-{
-	menu_end_entry();
-	printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno());
-};
-
-menuconfig_entry_start: T_MENUCONFIG T_WORD T_EOL
-{
-	struct symbol *sym = sym_lookup($2, 0);
-	sym->flags |= SYMBOL_OPTIONAL;
-	menu_add_entry(sym);
-	printd(DEBUG_PARSE, "%s:%d:menuconfig %s\n", zconf_curname(), zconf_lineno(), $2);
-};
-
-menuconfig_stmt: menuconfig_entry_start config_option_list
-{
-	if (current_entry->prompt)
-		current_entry->prompt->type = P_MENU;
-	else
-		zconfprint("warning: menuconfig statement without prompt");
-	menu_end_entry();
-	printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno());
-};
-
-config_option_list:
-	  /* empty */
-	| config_option_list config_option
-	| config_option_list symbol_option
-	| config_option_list depends
-	| config_option_list help
-	| config_option_list option_error
-	| config_option_list T_EOL
-;
-
-config_option: T_TYPE prompt_stmt_opt T_EOL
-{
-	menu_set_type($1->stype);
-	printd(DEBUG_PARSE, "%s:%d:type(%u)\n",
-		zconf_curname(), zconf_lineno(),
-		$1->stype);
-};
-
-config_option: T_PROMPT prompt if_expr T_EOL
-{
-	menu_add_prompt(P_PROMPT, $2, $3);
-	printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno());
-};
-
-config_option: T_DEFAULT expr if_expr T_EOL
-{
-	menu_add_expr(P_DEFAULT, $2, $3);
-	if ($1->stype != S_UNKNOWN)
-		menu_set_type($1->stype);
-	printd(DEBUG_PARSE, "%s:%d:default(%u)\n",
-		zconf_curname(), zconf_lineno(),
-		$1->stype);
-};
-
-config_option: T_SELECT T_WORD if_expr T_EOL
-{
-	menu_add_symbol(P_SELECT, sym_lookup($2, 0), $3);
-	printd(DEBUG_PARSE, "%s:%d:select\n", zconf_curname(), zconf_lineno());
-};
-
-config_option: T_RANGE symbol symbol if_expr T_EOL
-{
-	menu_add_expr(P_RANGE, expr_alloc_comp(E_RANGE,$2, $3), $4);
-	printd(DEBUG_PARSE, "%s:%d:range\n", zconf_curname(), zconf_lineno());
-};
-
-symbol_option: T_OPTION symbol_option_list T_EOL
-;
-
-symbol_option_list:
-	  /* empty */
-	| symbol_option_list T_WORD symbol_option_arg
-{
-	const struct kconf_id *id = kconf_id_lookup($2, strlen($2));
-	if (id && id->flags & TF_OPTION)
-		menu_add_option(id->token, $3);
-	else
-		zconfprint("warning: ignoring unknown option %s", $2);
-	free($2);
-};
-
-symbol_option_arg:
-	  /* empty */		{ $$ = NULL; }
-	| T_EQUAL prompt	{ $$ = $2; }
-;
-
-/* choice entry */
-
-choice: T_CHOICE word_opt T_EOL
-{
-	struct symbol *sym = sym_lookup($2, SYMBOL_CHOICE);
-	sym->flags |= SYMBOL_AUTO;
-	menu_add_entry(sym);
-	menu_add_expr(P_CHOICE, NULL, NULL);
-	printd(DEBUG_PARSE, "%s:%d:choice\n", zconf_curname(), zconf_lineno());
-};
-
-choice_entry: choice choice_option_list
-{
-	$$ = menu_add_menu();
-};
-
-choice_end: end
-{
-	if (zconf_endtoken($1, T_CHOICE, T_ENDCHOICE)) {
-		menu_end_menu();
-		printd(DEBUG_PARSE, "%s:%d:endchoice\n", zconf_curname(), zconf_lineno());
-	}
-};
-
-choice_stmt: choice_entry choice_block choice_end
-;
-
-choice_option_list:
-	  /* empty */
-	| choice_option_list choice_option
-	| choice_option_list depends
-	| choice_option_list help
-	| choice_option_list T_EOL
-	| choice_option_list option_error
-;
-
-choice_option: T_PROMPT prompt if_expr T_EOL
-{
-	menu_add_prompt(P_PROMPT, $2, $3);
-	printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno());
-};
-
-choice_option: T_TYPE prompt_stmt_opt T_EOL
-{
-	if ($1->stype == S_BOOLEAN || $1->stype == S_TRISTATE) {
-		menu_set_type($1->stype);
-		printd(DEBUG_PARSE, "%s:%d:type(%u)\n",
-			zconf_curname(), zconf_lineno(),
-			$1->stype);
-	} else
-		YYERROR;
-};
-
-choice_option: T_OPTIONAL T_EOL
-{
-	current_entry->sym->flags |= SYMBOL_OPTIONAL;
-	printd(DEBUG_PARSE, "%s:%d:optional\n", zconf_curname(), zconf_lineno());
-};
-
-choice_option: T_DEFAULT T_WORD if_expr T_EOL
-{
-	if ($1->stype == S_UNKNOWN) {
-		menu_add_symbol(P_DEFAULT, sym_lookup($2, 0), $3);
-		printd(DEBUG_PARSE, "%s:%d:default\n",
-			zconf_curname(), zconf_lineno());
-	} else
-		YYERROR;
-};
-
-choice_block:
-	  /* empty */
-	| choice_block common_stmt
-;
-
-/* if entry */
-
-if_entry: T_IF expr nl
-{
-	printd(DEBUG_PARSE, "%s:%d:if\n", zconf_curname(), zconf_lineno());
-	menu_add_entry(NULL);
-	menu_add_dep($2);
-	$$ = menu_add_menu();
-};
-
-if_end: end
-{
-	if (zconf_endtoken($1, T_IF, T_ENDIF)) {
-		menu_end_menu();
-		printd(DEBUG_PARSE, "%s:%d:endif\n", zconf_curname(), zconf_lineno());
-	}
-};
-
-if_stmt: if_entry if_block if_end
-;
-
-if_block:
-	  /* empty */
-	| if_block common_stmt
-	| if_block menu_stmt
-	| if_block choice_stmt
-;
-
-/* mainmenu entry */
-
-mainmenu_stmt: T_MAINMENU prompt nl
-{
-	menu_add_prompt(P_MENU, $2, NULL);
-};
-
-/* menu entry */
-
-menu: T_MENU prompt T_EOL
-{
-	menu_add_entry(NULL);
-	menu_add_prompt(P_MENU, $2, NULL);
-	printd(DEBUG_PARSE, "%s:%d:menu\n", zconf_curname(), zconf_lineno());
-};
-
-menu_entry: menu visibility_list depends_list
-{
-	$$ = menu_add_menu();
-};
-
-menu_end: end
-{
-	if (zconf_endtoken($1, T_MENU, T_ENDMENU)) {
-		menu_end_menu();
-		printd(DEBUG_PARSE, "%s:%d:endmenu\n", zconf_curname(), zconf_lineno());
-	}
-};
-
-menu_stmt: menu_entry menu_block menu_end
-;
-
-menu_block:
-	  /* empty */
-	| menu_block common_stmt
-	| menu_block menu_stmt
-	| menu_block choice_stmt
-;
-
-source_stmt: T_SOURCE prompt T_EOL
-{
-	printd(DEBUG_PARSE, "%s:%d:source %s\n", zconf_curname(), zconf_lineno(), $2);
-	zconf_nextfile($2);
-};
-
-/* comment entry */
-
-comment: T_COMMENT prompt T_EOL
-{
-	menu_add_entry(NULL);
-	menu_add_prompt(P_COMMENT, $2, NULL);
-	printd(DEBUG_PARSE, "%s:%d:comment\n", zconf_curname(), zconf_lineno());
-};
-
-comment_stmt: comment depends_list
-{
-	menu_end_entry();
-};
-
-/* help option */
-
-help_start: T_HELP T_EOL
-{
-	printd(DEBUG_PARSE, "%s:%d:help\n", zconf_curname(), zconf_lineno());
-	zconf_starthelp();
-};
-
-help: help_start T_HELPTEXT
-{
-	current_entry->help = $2;
-};
-
-/* depends option */
-
-depends_list:
-	  /* empty */
-	| depends_list depends
-	| depends_list T_EOL
-	| depends_list option_error
-;
-
-depends: T_DEPENDS T_ON expr T_EOL
-{
-	menu_add_dep($3);
-	printd(DEBUG_PARSE, "%s:%d:depends on\n", zconf_curname(), zconf_lineno());
-};
-
-/* visibility option */
-
-visibility_list:
-	  /* empty */
-	| visibility_list visible
-	| visibility_list T_EOL
-;
-
-visible: T_VISIBLE if_expr
-{
-	menu_add_visibility($2);
-};
-
-/* prompt statement */
-
-prompt_stmt_opt:
-	  /* empty */
-	| prompt if_expr
-{
-	menu_add_prompt(P_PROMPT, $1, $2);
-};
-
-prompt:	  T_WORD
-	| T_WORD_QUOTE
-;
-
-end:	  T_ENDMENU T_EOL	{ $$ = $1; }
-	| T_ENDCHOICE T_EOL	{ $$ = $1; }
-	| T_ENDIF T_EOL		{ $$ = $1; }
-;
-
-nl:
-	  T_EOL
-	| nl T_EOL
-;
-
-if_expr:  /* empty */			{ $$ = NULL; }
-	| T_IF expr			{ $$ = $2; }
-;
-
-expr:	  symbol				{ $$ = expr_alloc_symbol($1); }
-	| symbol T_EQUAL symbol			{ $$ = expr_alloc_comp(E_EQUAL, $1, $3); }
-	| symbol T_UNEQUAL symbol		{ $$ = expr_alloc_comp(E_UNEQUAL, $1, $3); }
-	| T_OPEN_PAREN expr T_CLOSE_PAREN	{ $$ = $2; }
-	| T_NOT expr				{ $$ = expr_alloc_one(E_NOT, $2); }
-	| expr T_OR expr			{ $$ = expr_alloc_two(E_OR, $1, $3); }
-	| expr T_AND expr			{ $$ = expr_alloc_two(E_AND, $1, $3); }
-;
-
-symbol:	  T_WORD	{ $$ = sym_lookup($1, 0); free($1); }
-	| T_WORD_QUOTE	{ $$ = sym_lookup($1, SYMBOL_CONST); free($1); }
-;
-
-word_opt: /* empty */			{ $$ = NULL; }
-	| T_WORD
-
-%%
-
-void conf_parse(const char *name)
-{
-	struct symbol *sym;
-	int i;
-
-	zconf_initscan(name);
-
-	sym_init();
-	_menu_init();
-	rootmenu.prompt = menu_add_prompt(P_MENU, "Linux Kernel Configuration", NULL);
-
-	if (getenv("ZCONF_DEBUG"))
-		zconfdebug = 1;
-	zconfparse();
-	if (zconfnerrs)
-		exit(1);
-	if (!modules_sym)
-		modules_sym = sym_find( "n" );
-
-	rootmenu.prompt->text = _(rootmenu.prompt->text);
-	rootmenu.prompt->text = sym_expand_string_value(rootmenu.prompt->text);
-
-	menu_finalize(&rootmenu);
-	for_all_symbols(i, sym) {
-		if (sym_check_deps(sym))
-			zconfnerrs++;
-	}
-	if (zconfnerrs)
-		exit(1);
-	sym_set_change_count(1);
-}
-
-static const char *zconf_tokenname(int token)
-{
-	switch (token) {
-	case T_MENU:		return "menu";
-	case T_ENDMENU:		return "endmenu";
-	case T_CHOICE:		return "choice";
-	case T_ENDCHOICE:	return "endchoice";
-	case T_IF:		return "if";
-	case T_ENDIF:		return "endif";
-	case T_DEPENDS:		return "depends";
-	case T_VISIBLE:		return "visible";
-	}
-	return "<token>";
-}
-
-static bool zconf_endtoken(const struct kconf_id *id, int starttoken, int endtoken)
-{
-	if (id->token != endtoken) {
-		zconf_error("unexpected '%s' within %s block",
-			kconf_id_strings + id->name, zconf_tokenname(starttoken));
-		zconfnerrs++;
-		return false;
-	}
-	if (current_menu->file != current_file) {
-		zconf_error("'%s' in different file than '%s'",
-			kconf_id_strings + id->name, zconf_tokenname(starttoken));
-		fprintf(stderr, "%s:%d: location of the '%s'\n",
-			current_menu->file->name, current_menu->lineno,
-			zconf_tokenname(starttoken));
-		zconfnerrs++;
-		return false;
-	}
-	return true;
-}
-
-static void zconfprint(const char *err, ...)
-{
-	va_list ap;
-
-	fprintf(stderr, "%s:%d: ", zconf_curname(), zconf_lineno());
-	va_start(ap, err);
-	vfprintf(stderr, err, ap);
-	va_end(ap);
-	fprintf(stderr, "\n");
-}
-
-static void zconf_error(const char *err, ...)
-{
-	va_list ap;
-
-	zconfnerrs++;
-	fprintf(stderr, "%s:%d: ", zconf_curname(), zconf_lineno());
-	va_start(ap, err);
-	vfprintf(stderr, err, ap);
-	va_end(ap);
-	fprintf(stderr, "\n");
-}
-
-static void zconferror(const char *err)
-{
-	fprintf(stderr, "%s:%d: %s\n", zconf_curname(), zconf_lineno() + 1, err);
-}
-
-static void print_quoted_string(FILE *out, const char *str)
-{
-	const char *p;
-	int len;
-
-	putc('"', out);
-	while ((p = strchr(str, '"'))) {
-		len = p - str;
-		if (len)
-			fprintf(out, "%.*s", len, str);
-		fputs("\\\"", out);
-		str = p + 1;
-	}
-	fputs(str, out);
-	putc('"', out);
-}
-
-static void print_symbol(FILE *out, struct menu *menu)
-{
-	struct symbol *sym = menu->sym;
-	struct property *prop;
-
-	if (sym_is_choice(sym))
-		fprintf(out, "\nchoice\n");
-	else
-		fprintf(out, "\nconfig %s\n", sym->name);
-	switch (sym->type) {
-	case S_BOOLEAN:
-		fputs("  boolean\n", out);
-		break;
-	case S_TRISTATE:
-		fputs("  tristate\n", out);
-		break;
-	case S_STRING:
-		fputs("  string\n", out);
-		break;
-	case S_INT:
-		fputs("  integer\n", out);
-		break;
-	case S_HEX:
-		fputs("  hex\n", out);
-		break;
-	default:
-		fputs("  ???\n", out);
-		break;
-	}
-	for (prop = sym->prop; prop; prop = prop->next) {
-		if (prop->menu != menu)
-			continue;
-		switch (prop->type) {
-		case P_PROMPT:
-			fputs("  prompt ", out);
-			print_quoted_string(out, prop->text);
-			if (!expr_is_yes(prop->visible.expr)) {
-				fputs(" if ", out);
-				expr_fprint(prop->visible.expr, out);
-			}
-			fputc('\n', out);
-			break;
-		case P_DEFAULT:
-			fputs( "  default ", out);
-			expr_fprint(prop->expr, out);
-			if (!expr_is_yes(prop->visible.expr)) {
-				fputs(" if ", out);
-				expr_fprint(prop->visible.expr, out);
-			}
-			fputc('\n', out);
-			break;
-		case P_CHOICE:
-			fputs("  #choice value\n", out);
-			break;
-		case P_SELECT:
-			fputs( "  select ", out);
-			expr_fprint(prop->expr, out);
-			fputc('\n', out);
-			break;
-		case P_RANGE:
-			fputs( "  range ", out);
-			expr_fprint(prop->expr, out);
-			fputc('\n', out);
-			break;
-		case P_MENU:
-			fputs( "  menu ", out);
-			print_quoted_string(out, prop->text);
-			fputc('\n', out);
-			break;
-		default:
-			fprintf(out, "  unknown prop %d!\n", prop->type);
-			break;
-		}
-	}
-	if (menu->help) {
-		int len = strlen(menu->help);
-		while (menu->help[--len] == '\n')
-			menu->help[len] = 0;
-		fprintf(out, "  help\n%s\n", menu->help);
-	}
-}
-
-void zconfdump(FILE *out)
-{
-	struct property *prop;
-	struct symbol *sym;
-	struct menu *menu;
-
-	menu = rootmenu.list;
-	while (menu) {
-		if ((sym = menu->sym))
-			print_symbol(out, menu);
-		else if ((prop = menu->prompt)) {
-			switch (prop->type) {
-			case P_COMMENT:
-				fputs("\ncomment ", out);
-				print_quoted_string(out, prop->text);
-				fputs("\n", out);
-				break;
-			case P_MENU:
-				fputs("\nmenu ", out);
-				print_quoted_string(out, prop->text);
-				fputs("\n", out);
-				break;
-			default:
-				;
-			}
-			if (!expr_is_yes(prop->visible.expr)) {
-				fputs("  depends ", out);
-				expr_fprint(prop->visible.expr, out);
-				fputc('\n', out);
-			}
-		}
-
-		if (menu->list)
-			menu = menu->list;
-		else if (menu->next)
-			menu = menu->next;
-		else while ((menu = menu->parent)) {
-			if (menu->prompt && menu->prompt->type == P_MENU)
-				fputs("\nendmenu\n", out);
-			if (menu->next) {
-				menu = menu->next;
-				break;
-			}
-		}
-	}
-}
-
-#include "zconf.lex.c"
-#include "util.c"
-#include "confdata.c"
-#include "expr.c"
-#include "symbol.c"
-#include "menu.c"
diff --git a/programs/src/kconfig/kconfig_parser.c b/programs/src/kconfig/kconfig_parser.c
deleted file mode 100644
index 4fac8b2..0000000
--- a/programs/src/kconfig/kconfig_parser.c
+++ /dev/null
@@ -1,100 +0,0 @@
-#include <stdio.h>
-#include <ctype.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <limits.h>
-#include <stdarg.h>
-#include <stdlib.h>
-#include <string.h>
-#include <signal.h>
-#include <unistd.h>
-#include <locale.h>
-#include <stdbool.h>
-#include "kconfig/lkc.h"
-#include "symlist.h"
-#include "boolexp.h"
-#include "output.h"
-
-void kconfig_menu_walker(void (*solve)
-                          (struct symbol * sym));
-
-void solve_names(struct symbol *sym);
-void solve_dep(struct symbol *sym);
-
-struct symlist *gsymlist;
-int noname_num;
-
-int main(int argc, char **argv) {
-
-    if (argc < 2) {
-        printf("No input file specified\n");
-        return;
-    }
-
-    setlocale(LC_ALL, "");
-    bindtextdomain(PACKAGE, LOCALEDIR);
-    textdomain(PACKAGE);
-
-    conf_parse(argv[1]);
-    sym_clear_all_valid();
-
-    gsymlist = symlist_create();
-
-    kconfig_menu_walker(solve_names);
-    kconfig_menu_walker(solve_dep);
-
-    //symlist_print(gsymlist);
-	fprint_rules(gsymlist);
-	fprint_linker(gsymlist);
-}
-
-void kconfig_menu_walker(void (*solve) (struct symbol * sym)) {
-    struct menu *menu;
-    struct symbol *sym;
-    menu = rootmenu.list;
-
-    while (menu != NULL) {
-        sym = menu->sym;
-        if (sym != NULL) {
-            do {
-                if (sym->type == S_BOOLEAN || sym->type == S_TRISTATE) {
-                    solve(sym);
-                }
-            } while ((sym = sym->next) != NULL);
-        }
-        // switch to menu
-        if (menu->list != NULL) {
-            menu = menu->list;
-        } else if (menu->next != NULL) {
-            menu = menu->next;
-        } else {
-            while ((menu = menu->parent) != NULL) {
-                if (menu->next != NULL) {
-                    menu = menu->next;
-                    break;
-                }
-            }
-        }
-    }
-}
-
-void solve_names(struct symbol *sym) {
-    if (sym->name != NULL) {
-        if (symlist_find(gsymlist, sym->name) == NULL)
-            symlist_add(gsymlist, sym->name);
-    } else {
-        sym->name = malloc((9 + 7) * sizeof(char));
-        sprintf(sym->name, "NONAMEGEN%d", noname_num++);
-        symlist_add(gsymlist, sym->name);
-    }
-}
-
-void solve_dep(struct symbol *sym) {
-    if (sym->dir_dep.expr != NULL) {
-        struct symlist_el *el;
-        el = symlist_find(gsymlist, sym->name);
-        el->be = copy_kconfig_dep(gsymlist, sym->dir_dep.expr);
-        if (el->be != NULL)
-            el->be = boolexp_cnf(el->be);
-    }
-}
diff --git a/programs/src/kconfig/output.c b/programs/src/kconfig/output.c
deleted file mode 100644
index ed9daec..0000000
--- a/programs/src/kconfig/output.c
+++ /dev/null
@@ -1,82 +0,0 @@
-#include "output.h"
-
-void fprint_rules(struct symlist *sl) {
-    FILE *f;
-    f = fopen(RULES_FILE, "w");
-    if (f == NULL) {
-        fprintf(stderr, "Can't create file: %s\n", RULES_FILE);
-        return;
-    }
-    int i;
-    struct symlist_el *el;
-    struct boolexp *be;
-    struct boolexp **stack;
-    size_t stack_size = 2, stack_pos = 0;
-    int count_or, count_and;
-    stack = malloc(stack_size * sizeof(struct boolexp *));
-    for (i = 0; i < sl->pos; i++) {
-        if (sl->array[i].be != NULL) {
-            el = sl->array + i;
-            be = el->be;
-            stack_pos = 0;
-            count_or = 0;
-            count_and = 0;
-            fprintf(f, "-%d ", el->id);
-            while (be != NULL) {
-                if (stack_pos >= stack_size) {
-                    stack_size *= 2;
-                    stack =
-                        realloc(stack,
-                                stack_size * sizeof(struct boolexp *));
-                }
-                switch (be->type) {
-                case BE_NOT:
-                    fprintf(f, "-");
-                    be = be->left.be;
-                    break;
-                case BE_AND:
-                    count_and++;
-                    stack[stack_pos++] = be->right.be;
-                    be = be->left.be;
-                    break;
-                case BE_OR:
-                    count_or++;
-                    stack[stack_pos++] = be->right.be;
-                    be = be->left.be;
-                    break;
-                case BE_LEAF:
-                    fprintf(f, "%d", be->left.id);
-                    if (count_or > 0) {
-                        fprintf(f, " ");
-                        count_or--;
-                    } else if (count_and > 0) {
-                        fprintf(f, "\n-%d ", el->id);
-                        count_and--;
-                    }
-                    if (stack_pos > 0)
-                        be = stack[--stack_pos];
-                    else
-                        be = NULL;
-                    break;
-                }
-            }
-            fprintf(f, "\n");
-        }
-    }
-    free(stack);
-    fclose(f);
-}
-
-void fprint_linker(struct symlist *sl) {
-    FILE *f;
-    f = fopen(LINKER_FILE, "w");
-    if (f == NULL) {
-        fprintf(stderr, "Can't create file: %s\n", RULES_FILE);
-        return;
-    }
-    int i;
-    for (i = 0; i < sl->pos; i++) {
-        fprintf(f, "%d:%s\n", sl->array[i].id, sl->array[i].name);
-    }
-    fclose(f);
-}
diff --git a/programs/src/kconfig/output.h b/programs/src/kconfig/output.h
deleted file mode 100644
index aefbc0f..0000000
--- a/programs/src/kconfig/output.h
+++ /dev/null
@@ -1,14 +0,0 @@
-#ifndef _OUTPUT_H_
-#define _OUTPUT_H_
-
-#include <stdlib.h>
-#include <stdio.h>
-#include "symlist.h"
-
-#define RULES_FILE "rules"
-#define LINKER_FILE "linker"
-
-void fprint_rules(struct symlist *sl);
-void fprint_linker(struct symlist *sl);
-
-#endif /* _OUTPUT_H_ */
diff --git a/programs/src/kconfig/symlist.c b/programs/src/kconfig/symlist.c
deleted file mode 100644
index 7dcd2c6..0000000
--- a/programs/src/kconfig/symlist.c
+++ /dev/null
@@ -1,49 +0,0 @@
-#include "symlist.h"
-
-struct symlist *symlist_create() {
-    struct symlist *ret;
-    ret = malloc(sizeof(struct symlist));
-    ret->size = 2;
-    ret->pos = 0;
-    ret->array = malloc(ret->size * sizeof(struct symlist_el));
-    return ret;
-}
-
-void symlist_add(struct symlist *sl, char *name) {
-    if (sl->pos >= sl->size) {
-        sl->size *= 2;
-        sl->array =
-            realloc(sl->array, sl->size * sizeof(struct symlist_el));
-    }
-    sl->array[sl->pos].id = sl->pos + 1;
-    sl->array[sl->pos].name = name;
-    sl->array[sl->pos].be = NULL;
-    sl->pos++;
-}
-
-struct symlist_el *symlist_find(struct symlist *sl, char *name) {
-    int i = 0;
-    while (i < sl->pos) {
-        if (!strcmp(name, sl->array[i].name))
-            return &sl->array[i];
-        i++;
-    }
-    return NULL;
-}
-
-void symlist_print(struct symlist *sl) {
-    int i;
-    for (i = 0; i < sl->pos; i++) {
-        printf("%d:%s\n", sl->array[i].id, sl->array[i].name);
-        if (sl->array[i].be != NULL) {
-            printf("  ");
-            boolexp_print(sl->array[i].be);
-            printf("\n");
-        }
-    }
-}
-
-void symlist_free(struct symlist *sl) {
-    free(sl->array);
-    free(sl);
-}
diff --git a/programs/src/kconfig/symlist.h b/programs/src/kconfig/symlist.h
deleted file mode 100644
index caa827a..0000000
--- a/programs/src/kconfig/symlist.h
+++ /dev/null
@@ -1,24 +0,0 @@
-#ifndef _SYMLIST_H_
-#define _SYMLIST_H_
-
-#include <stdbool.h>
-#include <string.h>
-#include "boolexp.h"
-
-struct symlist_el {
-    unsigned int id;
-    char *name;
-    struct boolexp *be;
-};
-struct symlist {
-    struct symlist_el *array;
-    size_t size, pos;
-};
-
-struct symlist *symlist_create();
-void symlist_add(struct symlist *sl, char *name);
-struct symlist_el *symlist_find(struct symlist *sl, char *name);
-void symlist_print(struct symlist *sl);
-void symlist_free(struct symlist *sl);
-
-#endif /* _SYMLIST_H_ */