Campbell Barton
e12c08e8d1
Apply clang format as proposed in T53211. For details on usage and instructions for migrating branches without conflicts, see: https://wiki.blender.org/wiki/Tools/ClangFormat
72 lines
1.9 KiB
C++
72 lines
1.9 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __BLI_LINK_UTILS_H__
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#define __BLI_LINK_UTILS_H__
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/** \file
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* \ingroup bli
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* \brief Single link-list utility macros. (header only api).
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*
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* Use this api when the structure defines its own ``next`` pointer
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* and a double linked list such as #ListBase isnt needed.
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*/
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#define BLI_LINKS_PREPEND(list, link) \
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{ \
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CHECK_TYPE_PAIR(list, link); \
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(link)->next = list; \
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list = link; \
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} \
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(void)0
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/* Use for append (single linked list, storing the last element). */
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#define BLI_LINKS_APPEND(list, link) \
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{ \
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(link)->next = NULL; \
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if ((list)->first) { \
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(list)->last->next = link; \
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} \
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else { \
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(list)->first = link; \
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} \
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(list)->last = link; \
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} \
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(void)0
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/* Use for inserting after a certain element. */
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#define BLI_LINKS_INSERT_AFTER(list, node, link) \
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{ \
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if ((node)->next == NULL) { \
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(list)->last = link; \
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} \
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(link)->next = (node)->next; \
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(node)->next = link; \
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} \
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(void)0
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#define BLI_LINKS_FREE(list) \
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{ \
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while (list) { \
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void *next = list->next; \
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MEM_freeN(list); \
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list = next; \
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} \
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} \
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(void)0
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#endif /* __BLI_LINK_UTILS_H__ */
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