labwc/include/common/list.h

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2022-10-04 22:04:09 +01:00
/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef LABWC_LIST_H
#define LABWC_LIST_H
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#include <wayland-server-core.h>
/**
* wl_list_append() - add a new element to the end of a list
* @list: list head to add it before
* @elm: new element to be added (link of the containing struct to be precise)
*
* Note: In labwc, most lists are queues where we want to add new elements to
* the end of the list. As wl_list_insert() adds elements at the front of the
* list (like a stack) - without this helper-function - we have to use
* wl_list_insert(list.prev, element) which is verbose and not intuitive to
* anyone new to this API.
*/
static inline void
wl_list_append(struct wl_list *list, struct wl_list *elm)
{
wl_list_insert(list->prev, elm);
}
#endif /* LABWC_LIST_H */