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wayland-util: wl_list_insert_list() should accept empty lists

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Signed-off-by: Jonas Ådahl <jadahl@gmail.com>
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Jonas Ådahl 2012-06-12 23:57:32 +02:00 • committed by Kristian Høgsberg
parent dd8891be36
commit f36f32a0e0
1 changed files with 3 additions and 0 deletions
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3
src/wayland-util.c
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@ -79,6 +79,9 @@ wl_list_empty(struct wl_list *list)
WL_EXPORT void WL_EXPORT void
wl_list_insert_list(struct wl_list *list, struct wl_list *other) wl_list_insert_list(struct wl_list *list, struct wl_list *other)
{ {
if (wl_list_empty(other))
return;
other->next->prev = list; other->next->prev = list;
other->prev->next = list->next; other->prev->next = list->next;
list->next->prev = other->prev; list->next->prev = other->prev;