glibc/nptl/cleanup.c
Ulrich Drepper 09efc3ba12 Update.
2002-12-07  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/generic/bits/stdio-lock.h (_IO_lock_trylock): New define.
2002-12-08 03:13:06 +00:00

59 lines
1.9 KiB
C

/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <stdlib.h>
#include "pthreadP.h"
void
_pthread_cleanup_push (buffer, routine, arg)
struct _pthread_cleanup_buffer *buffer;
void (*routine) (void *);
void *arg;
{
struct pthread *self = THREAD_SELF;
buffer->__routine = routine;
buffer->__arg = arg;
buffer->__prev = THREAD_GETMEM (self, cleanup);
if (buffer->__prev != NULL && FRAME_LEFT (buffer, buffer->__prev))
buffer->__prev = NULL;
THREAD_SETMEM (self, cleanup, buffer);
}
strong_alias (_pthread_cleanup_push, _GI_pthread_cleanup_push)
void
_pthread_cleanup_pop (buffer, execute)
struct _pthread_cleanup_buffer *buffer;
int execute;
{
struct pthread *self __attribute ((unused)) = THREAD_SELF;
THREAD_SETMEM (self, cleanup, buffer->__prev);
/* If necessary call the cleanup routine after we removed the
current cleanup block from the list. */
if (execute)
buffer->__routine (buffer->__arg);
}
strong_alias (_pthread_cleanup_pop, _GI_pthread_cleanup_pop)