add support for listing config files

[project/uci.git] / list.c

diff --git a/list.c b/list.c
index addfc73..f4ab8ec 100644 (file)
--- a/list.c
+++ b/list.c
@@ -12,6 +12,8 @@
  * GNU General Public License for more details.
  */
 
+#include <glob.h>
+
 /* initialize a list head/item */
 static inline void uci_list_init(struct uci_list *ptr)
 {
@@ -156,3 +158,31 @@ error:
        return NULL;
 }
 
+char **uci_list_configs(struct uci_context *ctx)
+{
+       char **configs;
+       glob_t globbuf;
+       int size, i;
+       char *buf;
+
+       if (glob(UCI_CONFDIR "/*", GLOB_MARK, NULL, &globbuf) != 0)
+               return NULL;
+
+       size = sizeof(char *) * (globbuf.gl_pathc + 1);
+       for(i = 0; i < globbuf.gl_pathc; i++)
+               size += strlen(globbuf.gl_pathv[i]) + 1;
+
+       configs = malloc(size);
+       if (!configs)
+               return NULL;
+
+       memset(configs, 0, size);
+       buf = (char *) &configs[globbuf.gl_pathc + 1];
+       for(i = 0; i < globbuf.gl_pathc; i++) {
+               configs[i] = buf;
+               strcpy(buf, globbuf.gl_pathv[i]);
+               buf += strlen(buf) + 1;
+       }
+       return configs;
+}
+