taisei/src/list.h

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/*
* This software is licensed under the terms of the MIT-License
* See COPYING for further information.
* ---
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* Copyright (c) 2011-2017, Lukas Weber <laochailan@web.de>.
* Copyright (c) 2012-2017, Andrei Alexeyev <akari@alienslab.net>.
*/
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#pragma once
#include "taisei.h"
typedef struct List {
struct List *next;
struct List *prev;
} List;
typedef struct ListContainer {
struct ListContainer *next;
struct ListContainer *prev;
void *data;
} ListContainer;
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typedef void* (*ListForeachCallback)(List **head, List *elem, void *arg);
typedef int (*ListPriorityFunc)(List *elem);
typedef List* (*ListInsertionRule)(List **dest, List *elem);
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List* list_insert(List **dest, List *elem);
List* list_push(List **dest, List *elem);
List* list_append(List **dest, List *elem);
List* list_insert_at_priority(List **dest, List *elem, int prio, ListPriorityFunc prio_func) __attribute__((hot));
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List* list_pop(List **dest);
List* list_unlink(List **dest, List *elem);
void* list_foreach(List **dest, ListForeachCallback callback, void *arg);
void* list_callback_free_element(List **dest, List *elem, void *arg);
void list_free_all(List **dest);
ListContainer* list_wrap_container(void *data);
// type-generic macros
#ifndef LIST_NO_MACROS
#define LIST_CAST(expr,ptrlevel) (_Generic((expr), \
ListContainer ptrlevel: (List ptrlevel)(expr), \
void ptrlevel: (List ptrlevel)(expr), \
List ptrlevel: (expr) \
))
#define list_insert(dest,elem) list_insert(LIST_CAST(dest, **), LIST_CAST(elem, *))
#define list_push(dest,elem) list_push(LIST_CAST(dest, **), LIST_CAST(elem, *))
#define list_append(dest,elem) list_append(LIST_CAST(dest, **), LIST_CAST(elem, *))
#define list_insert_at_priority(dest,elem,prio,prio_func) list_insert_at_priority(LIST_CAST(dest, **), LIST_CAST(elem, *), prio, prio_func)
#define list_pop(dest) list_pop(LIST_CAST(dest, **))
#define list_unlink(dest,elem) list_unlink(LIST_CAST(dest, **), LIST_CAST(elem, *))
#define list_foreach(dest,callback,arg) list_foreach(LIST_CAST(dest, **), callback, arg)
#define list_free_all(dest) list_free_all(LIST_CAST(dest, **))
#endif // LIST_NO_MACROS