Add small program for generating complete configuration

This program generates complete configuration.
Written because permute_conf is only writing out configs that are chargeable.

3 files changed, 94 insertions, 0 deletions

diff --git a/scripts/allconfig/Makefile b/scripts/allconfig/Makefile
new file mode 100644
index 0000000..ffe320e
--- /dev/null
+++ b/scripts/allconfig/Makefile
@@ -0,0 +1,23 @@
+MAKEFLAGS += --no-builtin-rules
+.PHONY: all clean
+.SUFFIXES:
+
+all: allconfig
+
+KCONFIG_PREFIX = ../shared/kconfig
+include $(KCONFIG_PREFIX)/files.mk
+
+SRC  = allconfig.c
+OBJ = $(patsubst %.c,%.o,$(SRC))
+CFLAGS = -O0 -Wall -ggdb -DDEBUG
+INCLUDES = -I../shared
+
+%.o: %.c
+	gcc -c $(CFLAGS) -o $@ $^ $(INCLUDES)
+
+allconfig: $(OBJ) $(KCONFIG_OBJ)
+	gcc -o $@ $^
+
+clean::
+	$(RM) $(OBJ)
+	$(RM) allconfig
diff --git a/scripts/allconfig/allconfig b/scripts/allconfig/allconfig
new file mode 100755
index 0000000..cc714c1
--- /dev/null
+++ b/scripts/allconfig/allconfig
diff --git a/scripts/allconfig/allconfig.c b/scripts/allconfig/allconfig.c
new file mode 100644
index 0000000..65c8b56
--- /dev/null
+++ b/scripts/allconfig/allconfig.c
@@ -0,0 +1,71 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <locale.h>
+
+#include <kconfig/lkc.h>
+#include <build_files.h>
+#include <macros.h>
+
+int verbose_level;
+
+char *kconfig_file;
+char *output_config_file;
+char *input_config_file;
+
+int main(int argc, char ** argv) {
+    verbose_level = 1;
+    int i;
+    for (i = 1; i < argc; i++) {
+        if (!strcmp(argv[i], "-v")) {
+            verbose_level++;
+        } else if (kconfig_file == NULL) {
+            kconfig_file = argv[i];
+        } else if (input_config_file == NULL) {
+            input_config_file = argv[i];
+        } else if (output_config_file == NULL) {
+            output_config_file = argv[i];
+        } else {
+            Eprintf("Unknown parameter: %s\n", argv[i]);
+            exit(-1);
+        }
+    }
+
+    if (output_config_file == NULL || kconfig_file == NULL || input_config_file == NULL) {
+        Eprintf("Use with parameters: kconfig_file input_config output_config\n");
+        exit(-2);
+    }
+
+    setlocale(LC_ALL, "");
+    bindtextdomain(PACKAGE, LOCALEDIR);
+    textdomain(PACKAGE);
+
+    conf_parse(kconfig_file);
+    conf_read(input_config_file);
+
+    struct symbol *sym;
+    sym = sym_find("MODULES");
+    if (sym == NULL) {
+        Eprintf("Config MODULES not found. Ignoring...\n");
+    } else if (sym_get_tristate_value(sym) == yes) {
+        Eprintf("Config MODULES set as yes. This is incompatible.\n");
+        exit(-4);
+    }
+
+    FILE *f;
+    f = fopen(output_config_file, "w");
+    if (f == NULL) {
+        Eprintf("Can't write to file %s\n", output_config_file);
+        exit(-3);
+    }
+
+    for_all_symbols(i, sym) {
+        if ((sym->type == S_BOOLEAN || sym->type == S_TRISTATE) && sym->name != NULL) {
+            fprintf(f, "CONFIG_%s=%s\n", sym->name,
+                    sym_get_tristate_value(sym) == no ? "n" : "y");
+        }
+    }
+    fclose(f);
+
+    return 0;
+}