1 /* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
4 
5    The GNU C Library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    The GNU C Library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library; if not, see
17    <http://www.gnu.org/licenses/>.  */
18 
19 #include <stdlib.h>
20 #include "pthreadP.h"
21 
22 
23 void
_pthread_cleanup_push(struct _pthread_cleanup_buffer * buffer,void (* routine)(void *),void * arg)24 _pthread_cleanup_push (
25      struct _pthread_cleanup_buffer *buffer,
26      void (*routine) (void *),
27      void *arg)
28 {
29   struct pthread *self = THREAD_SELF;
30 
31   buffer->__routine = routine;
32   buffer->__arg = arg;
33   buffer->__prev = THREAD_GETMEM (self, cleanup);
34 
35   THREAD_SETMEM (self, cleanup, buffer);
36 }
strong_alias(_pthread_cleanup_push,__pthread_cleanup_push)37 strong_alias (_pthread_cleanup_push, __pthread_cleanup_push)
38 
39 
40 void
41 _pthread_cleanup_pop (
42      struct _pthread_cleanup_buffer *buffer,
43      int execute)
44 {
45   struct pthread *self __attribute ((unused)) = THREAD_SELF;
46 
47   THREAD_SETMEM (self, cleanup, buffer->__prev);
48 
49   /* If necessary call the cleanup routine after we removed the
50      current cleanup block from the list.  */
51   if (execute)
52     buffer->__routine (buffer->__arg);
53 }
54 strong_alias (_pthread_cleanup_pop, __pthread_cleanup_pop)
55