slist.h: Change SLIST_* to LIBNFS_LIST_* to avoid name clash on *BSD
[deb_libnfs.git] / include / slist.h
1 /*
2 Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published by
6 the Free Software Foundation; either version 2.1 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public License
15 along with this program; if not, see <http://www.gnu.org/licenses/>.
16 */
17
18 #ifndef _LIBNFS_SLIST_H_
19 #define _LIBNFS_SLIST_H_
20
21 #define LIBNFS_LIST_ADD(list, item) \
22 do { \
23 (item)->next = (*list); \
24 (*list) = (item); \
25 } while (0);
26
27 #define LIBNFS_LIST_ADD_END(list, item) \
28 if ((*list) == NULL) { \
29 LIBNFS_LIST_ADD((list), (item)); \
30 } else { \
31 void *head = (*list); \
32 while ((*list)->next) \
33 (*list) = (*list)->next; \
34 (*list)->next = (item); \
35 (item)->next = NULL; \
36 (*list) = head; \
37 }
38
39 #define LIBNFS_LIST_REMOVE(list, item) \
40 if ((*list) == (item)) { \
41 (*list) = (item)->next; \
42 } else { \
43 void *head = (*list); \
44 while ((*list)->next && (*list)->next != (item)) \
45 (*list) = (*list)->next; \
46 if ((*list)->next != NULL) { \
47 (*list)->next = (*list)->next->next; \
48 } \
49 (*list) = head; \
50 }
51
52 #endif /* !_LIBNFS_SLIST_H_ */