c rewrite

1 files changed, 69 insertions, 0 deletions

diff --git a/src/set_install_directories.c b/src/set_install_directories.c
new file mode 100644
index 0000000..2df6aaf
--- /dev/null
+++ b/src/set_install_directories.c
@@ -0,0 +1,69 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "set_install_directories.h"
+#include "lua_state.h"
+#include "vars.h"
+
+void set_install_directories() {
+    init_lua_state();
+    lua_State *L = get_lua_state();
+
+    lua_getglobal(L, "install_directories");
+
+    if (!lua_istable(L, -1)) {
+        printf("%slua variable 'install_directories' is not a table.\n", print_error);
+    }
+
+    lua_pushnil(L);
+
+    while (lua_next(L, -2) != 0) {
+        const char *key = lua_tostring(L, -2);
+        const char *value = lua_tostring(L, -1);
+
+        if (key && value) {
+            map_put(&cached_install_directories, strdup(key), strdup(value));
+        }
+
+        lua_pop(L, 1);
+    }
+}
+
+void map_init(Map *map) {
+    map->items = NULL;
+    map->size = 0;
+    map->capacity = 0;
+}
+
+void map_put(Map *map, char *key, char *value) {
+    for (size_t i = 0; i < map->size; i++) {
+        if (strcmp(map->items[i].key, key) == 0) {
+            free(map->items[i].value);
+            map->items[i].value = value;
+            free(key);
+            return;
+        }
+    }
+
+    if (map->size >= map->capacity) {
+        size_t new_capacity = map->capacity == 0 ? 8 : map->capacity * 2;
+        MapItem *new_items = realloc(map->items, new_capacity * sizeof(MapItem));
+        if (!new_items) return;
+        map->items = new_items;
+        map->capacity = new_capacity;
+    }
+
+    map->items[map->size].key = key;
+    map->items[map->size].value = value;
+    map->size++;
+}
+
+char* map_get(Map *map, const char *key) {
+    for (size_t i = 0; i < map->size; i++) {
+        if (strcmp(map->items[i].key, key) == 0) {
+            return map->items[i].value;
+        }
+    }
+    return NULL;
+}
\ No newline at end of file