rculfstack.c

   1 /*
   2  * rculfstack.c
   3  *
   4  * Userspace RCU library - Lock-Free RCU Stack
   5  *
   6  * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  21  */
  22
  23 /* Use the urcu symbols to select the appropriate rcu flavor at link time */
  24 #define _LGPL_SOURCE
  25
  26 #ifdef RCU_QSBR
  27 # include "urcu-qsbr.h"
  28 #elif defined(RCU_BP)
  29 # include "urcu-bp.h"
  30 #else
  31 # include "urcu.h"
  32 #endif
  33
  34 #undef _LGPL_SOURCE
  35 /* Do not #define _LGPL_SOURCE to ensure we can emit the wrapper symbols */
  36 #include "urcu/rculfstack.h"
  37 #include "urcu/static/rculfstack.h"
  38
  39 /*
  40  * library wrappers to be used by non-LGPL compatible source code.
  41  */
  42
  43
  44 void cds_lfs_node_init_rcu(struct cds_lfs_node_rcu *node)
  45 {
  46         _cds_lfs_node_init_rcu(node);
  47 }
  48
  49 void cds_lfs_init_rcu(struct cds_lfs_stack_rcu *s)
  50 {
  51         _cds_lfs_init_rcu(s);
  52 }
  53
  54 void cds_lfs_push_rcu(struct cds_lfs_stack_rcu *s, struct cds_lfs_node_rcu *node)
  55 {
  56         _cds_lfs_push_rcu(s, node);
  57 }
  58
  59 struct cds_lfs_node_rcu *cds_lfs_pop_rcu(struct cds_lfs_stack_rcu *s)
  60 {
  61         return _cds_lfs_pop_rcu(s);
  62 }