From d6d3999ccb2cb72d55820770260172eccbbb68d7 Mon Sep 17 00:00:00 2001 From: marha Date: Mon, 16 Apr 2012 09:17:34 +0200 Subject: libX11 xserver pixman mesa git update 16 Apr 2012 --- mesalib/src/gallium/auxiliary/util/u_double_list.h | 287 +++++++++++---------- 1 file changed, 146 insertions(+), 141 deletions(-) (limited to 'mesalib/src/gallium/auxiliary/util/u_double_list.h') diff --git a/mesalib/src/gallium/auxiliary/util/u_double_list.h b/mesalib/src/gallium/auxiliary/util/u_double_list.h index 29f0b9d09..9d1129b18 100644 --- a/mesalib/src/gallium/auxiliary/util/u_double_list.h +++ b/mesalib/src/gallium/auxiliary/util/u_double_list.h @@ -1,141 +1,146 @@ -/************************************************************************** - * - * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND. USA. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE - * USE OR OTHER DEALINGS IN THE SOFTWARE. - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - **************************************************************************/ - -/** - * \file - * List macros heavily inspired by the Linux kernel - * list handling. No list looping yet. - * - * Is not threadsafe, so common operations need to - * be protected using an external mutex. - */ - -#ifndef _U_DOUBLE_LIST_H_ -#define _U_DOUBLE_LIST_H_ - - -#include -#include "pipe/p_compiler.h" - - -struct list_head -{ - struct list_head *prev; - struct list_head *next; -}; - -static INLINE void list_inithead(struct list_head *item) -{ - item->prev = item; - item->next = item; -} - -static INLINE void list_add(struct list_head *item, struct list_head *list) -{ - item->prev = list; - item->next = list->next; - list->next->prev = item; - list->next = item; -} - -static INLINE void list_addtail(struct list_head *item, struct list_head *list) -{ - item->next = list; - item->prev = list->prev; - list->prev->next = item; - list->prev = item; -} - -static INLINE void list_replace(struct list_head *from, struct list_head *to) -{ - to->prev = from->prev; - to->next = from->next; - from->next->prev = to; - from->prev->next = to; -} - -static INLINE void list_del(struct list_head *item) -{ - item->prev->next = item->next; - item->next->prev = item->prev; -} - -static INLINE void list_delinit(struct list_head *item) -{ - item->prev->next = item->next; - item->next->prev = item->prev; - item->next = item; - item->prev = item; -} - -#define LIST_INITHEAD(__item) list_inithead(__item) -#define LIST_ADD(__item, __list) list_add(__item, __list) -#define LIST_ADDTAIL(__item, __list) list_addtail(__item, __list) -#define LIST_REPLACE(__from, __to) list_replace(__from, __to) -#define LIST_DEL(__item) list_del(__item) -#define LIST_DELINIT(__item) list_delinit(__item) - -#define LIST_ENTRY(__type, __item, __field) \ - ((__type *)(((char *)(__item)) - offsetof(__type, __field))) - -#define LIST_IS_EMPTY(__list) \ - ((__list)->next == (__list)) - -#ifndef container_of -#define container_of(ptr, sample, member) \ - (void *)((char *)(ptr) \ - - ((char *)&(sample)->member - (char *)(sample))) -#endif - -#define LIST_FOR_EACH_ENTRY(pos, head, member) \ - for (pos = container_of((head)->next, pos, member); \ - &pos->member != (head); \ - pos = container_of(pos->member.next, pos, member)) - -#define LIST_FOR_EACH_ENTRY_SAFE(pos, storage, head, member) \ - for (pos = container_of((head)->next, pos, member), \ - storage = container_of(pos->member.next, pos, member); \ - &pos->member != (head); \ - pos = storage, storage = container_of(storage->member.next, storage, member)) - -#define LIST_FOR_EACH_ENTRY_SAFE_REV(pos, storage, head, member) \ - for (pos = container_of((head)->prev, pos, member), \ - storage = container_of(pos->member.prev, pos, member); \ - &pos->member != (head); \ - pos = storage, storage = container_of(storage->member.prev, storage, member)) - -#define LIST_FOR_EACH_ENTRY_FROM(pos, start, head, member) \ - for (pos = container_of((start), pos, member); \ - &pos->member != (head); \ - pos = container_of(pos->member.next, pos, member)) - -#define LIST_FOR_EACH_ENTRY_FROM_REV(pos, start, head, member) \ - for (pos = container_of((start), pos, member); \ - &pos->member != (head); \ - pos = container_of(pos->member.prev, pos, member)) - -#endif /*_U_DOUBLE_LIST_H_*/ +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND. USA. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + **************************************************************************/ + +/** + * \file + * List macros heavily inspired by the Linux kernel + * list handling. No list looping yet. + * + * Is not threadsafe, so common operations need to + * be protected using an external mutex. + */ + +#ifndef _U_DOUBLE_LIST_H_ +#define _U_DOUBLE_LIST_H_ + + +#include +#include "pipe/p_compiler.h" + + +struct list_head +{ + struct list_head *prev; + struct list_head *next; +}; + +static INLINE void list_inithead(struct list_head *item) +{ + item->prev = item; + item->next = item; +} + +static INLINE void list_add(struct list_head *item, struct list_head *list) +{ + item->prev = list; + item->next = list->next; + list->next->prev = item; + list->next = item; +} + +static INLINE void list_addtail(struct list_head *item, struct list_head *list) +{ + item->next = list; + item->prev = list->prev; + list->prev->next = item; + list->prev = item; +} + +static INLINE void list_replace(struct list_head *from, struct list_head *to) +{ + to->prev = from->prev; + to->next = from->next; + from->next->prev = to; + from->prev->next = to; +} + +static INLINE void list_del(struct list_head *item) +{ + item->prev->next = item->next; + item->next->prev = item->prev; +} + +static INLINE void list_delinit(struct list_head *item) +{ + item->prev->next = item->next; + item->next->prev = item->prev; + item->next = item; + item->prev = item; +} + +#define LIST_INITHEAD(__item) list_inithead(__item) +#define LIST_ADD(__item, __list) list_add(__item, __list) +#define LIST_ADDTAIL(__item, __list) list_addtail(__item, __list) +#define LIST_REPLACE(__from, __to) list_replace(__from, __to) +#define LIST_DEL(__item) list_del(__item) +#define LIST_DELINIT(__item) list_delinit(__item) + +#define LIST_ENTRY(__type, __item, __field) \ + ((__type *)(((char *)(__item)) - offsetof(__type, __field))) + +#define LIST_IS_EMPTY(__list) \ + ((__list)->next == (__list)) + +/** + * Cast from a pointer to a member of a struct back to the containing struct. + * + * 'sample' MUST be initialized, or else the result is undefined! + */ +#ifndef container_of +#define container_of(ptr, sample, member) \ + (void *)((char *)(ptr) \ + - ((char *)&(sample)->member - (char *)(sample))) +#endif + +#define LIST_FOR_EACH_ENTRY(pos, head, member) \ + for (pos = NULL, pos = container_of((head)->next, pos, member); \ + &pos->member != (head); \ + pos = container_of(pos->member.next, pos, member)) + +#define LIST_FOR_EACH_ENTRY_SAFE(pos, storage, head, member) \ + for (pos = NULL, pos = container_of((head)->next, pos, member), \ + storage = container_of(pos->member.next, pos, member); \ + &pos->member != (head); \ + pos = storage, storage = container_of(storage->member.next, storage, member)) + +#define LIST_FOR_EACH_ENTRY_SAFE_REV(pos, storage, head, member) \ + for (pos = NULL, pos = container_of((head)->prev, pos, member), \ + storage = container_of(pos->member.prev, pos, member); \ + &pos->member != (head); \ + pos = storage, storage = container_of(storage->member.prev, storage, member)) + +#define LIST_FOR_EACH_ENTRY_FROM(pos, start, head, member) \ + for (pos = NULL, pos = container_of((start), pos, member); \ + &pos->member != (head); \ + pos = container_of(pos->member.next, pos, member)) + +#define LIST_FOR_EACH_ENTRY_FROM_REV(pos, start, head, member) \ + for (pos = NULL, pos = container_of((start), pos, member); \ + &pos->member != (head); \ + pos = container_of(pos->member.prev, pos, member)) + +#endif /*_U_DOUBLE_LIST_H_*/ -- cgit v1.2.3