rsyslog/runtime/sync.c
Rainer Gerhards 18e60f46a1 Merge branch 'v4-stable' into v5-stable
Conflicts:
	runtime/debug.h
	runtime/obj.c
	runtime/parser.h
	runtime/wti.h
2012-01-16 16:14:30 +01:00

56 lines
1.6 KiB
C

/* synrchonization-related stuff. In theory, that should
* help porting to something different from pthreads.
*
* Copyright 2007-2012 Adiscon GmbH.
*
* This file is part of the rsyslog runtime library.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
* -or-
* see COPYING.ASL20 in the source distribution
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "config.h"
#include <stdlib.h>
#include "rsyslog.h"
#include "sync.h"
#include "debug.h"
void
SyncObjInit(pthread_mutex_t **mut)
{
*mut = (pthread_mutex_t *) MALLOC(sizeof (pthread_mutex_t));
pthread_mutex_init(*mut, NULL);
}
/* This function destroys the mutex and also sets the mutex object
* to NULL. While the later is not strictly necessary, it is a good
* aid when debugging problems. As this function is not exepected to
* be called quite frequently, the additional overhead can well be
* accepted. If this changes over time, setting to NULL may be
* reconsidered. - rgerhards, 2007-11-12
*/
void
SyncObjExit(pthread_mutex_t **mut)
{
if(*mut != NULL) {
pthread_mutex_destroy(*mut);
free(*mut);
*mut = NULL;
}
}