From 4ec68e612e5d6670a154677b4c8914f22153b122 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Sun, 14 Dec 2014 19:28:28 +0100
Subject: Add kconfig_parser

kconfig_parser is placed to new folder tree. In folder "programs" will be all programs.
Files in folder programs/src/kconfig/kconfig are taken from kernel v3.18-rc3. In future, they should be updated if new changes will be added to kernel.
---
 programs/src/kconfig/output.c | 82 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 programs/src/kconfig/output.c

(limited to 'programs/src/kconfig/output.c')

diff --git a/programs/src/kconfig/output.c b/programs/src/kconfig/output.c
new file mode 100644
index 0000000..ed9daec
--- /dev/null
+++ b/programs/src/kconfig/output.c
@@ -0,0 +1,82 @@
+#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);
+}
-- 
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