Use focus when moving windows

[wmpus] / util.c

diff --git a/util.c b/util.c
index 24100f2243d6576d8481109a17a43c614d4a7c1a..a91d1bdc329d151ee9dad33ec7c1df34fd15c3ee 100644 (file)
--- a/util.c
+++ b/util.c
@@ -15,6 +15,18 @@ list_t *list_insert(list_t *next, void *data)
        return node;
 }
 
+void list_insert_after(list_t *prev, void *data)
+{
+       // prev must be valid,
+       // as we cannot return the original list head
+       list_t *node = new0(list_t);
+       node->data = data;
+       node->prev = prev;
+       node->next = prev->next;
+       prev->next = node;
+       if (node->next) node->next->prev = node;
+}
+
 list_t *list_append(list_t *head, void *data)
 {
        list_t *last = head;