From 84080b58f8c6c5c040723a02503ddd90f02b5898 Mon Sep 17 00:00:00 2001 From: Michael Biebl Date: Fri, 12 Dec 2008 17:46:20 +0100 Subject: Imported Upstream version 3.20.2 --- runtime/sync.c | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 runtime/sync.c (limited to 'runtime/sync.c') diff --git a/runtime/sync.c b/runtime/sync.c new file mode 100644 index 0000000..a3053e2 --- /dev/null +++ b/runtime/sync.c @@ -0,0 +1,56 @@ +/* synrchonization-related stuff. In theory, that should + * help porting to something different from pthreads. + * + * Copyright 2007 Rainer Gerhards and Adiscon GmbH. + * + * This file is part of the rsyslog runtime library. + * + * The rsyslog runtime 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 3 of the License, or + * (at your option) any later version. + * + * The rsyslog runtime 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 rsyslog runtime library. If not, see . + * + * A copy of the GPL can be found in the file "COPYING" in this distribution. + * A copy of the LGPL can be found in the file "COPYING.LESSER" in this distribution. + */ + +#include "config.h" + +#include + +#include "rsyslog.h" +#include "sync.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; + } +} -- cgit v1.2.3