swaybar: fix memory leaks

1 files changed, 9 insertions, 0 deletions

diff --git a/common/list.c b/common/list.c
index 850c8569..a7585a31 100644
--- a/common/list.c
+++ b/common/list.c
@@ -26,6 +26,15 @@ void list_free(list_t *list) {
         free(list);
 }
 
+void list_foreach(list_t *list, void (*callback)(void *item)) {
+        if (list == NULL || callback == NULL) {
+                return;
+        }
+        for (int i = 0; i < list->length; i++) {
+                callback(list->items[i]);
+        }
+}
+
 void list_add(list_t *list, void *item) {
         list_resize(list);
         list->items[list->length++] = item;