libvirt/src/util/threads-pthread.c
Daniel P. Berrange 1355e0552e Move all shared utility files to src/util/
* src/bridge.c, src/bridge.h, src/buf.c, src/buf.h, src/cgroup.c,
  src/cgroup.h, src/conf.c, src/conf.h, src/event.c, src/event.h,
  src/hash.c, src/hash.h, src/hostusb.c, src/hostusb.h,
  src/iptables.c, src/iptables.h, src/logging.c, src/logging.h,
  src/memory.c, src/memory.h, src/pci.c, src/pci.h, src/qparams.c,
  src/qparams.h, src/stats_linux.c, src/stats_linux.h,
  src/threads-pthread.c, src/threads-pthread.h, src/threads-win32.c,
  src/threads-win32.h, src/threads.c, src/threads.h, src/util.c,
  src/util.h, src/uuid.c, src/uuid.h, src/virterror.c,
  src/virterror_internal.h, src/xml.c, src/xml.h: Move all files
  into src/util/
* daemon/Makefile.am: Add -Isrc/util/ to build flags
* src/Makefile.am: Add -Isrc/util/ to build flags and update for
  moved files
* src/libvirt_private.syms: Export cgroup APIs since they're now
  in util rather than linking directly to drivers
* src/xen/xs_internal.c: Disable bogus virEventRemoveHandle call
  when built under PROXY
* proxy/Makefile.am: Update for changed file locations. Remove
  bogus build of event.c
* tools/Makefile.am, tests/Makefile.am: Add -Isrc/util/ to build flags
2009-09-21 14:41:47 +01:00

118 lines
2.3 KiB
C

/*
* threads-pthread.c: basic thread synchronization primitives
*
* Copyright (C) 2009 Red Hat, Inc.
*
* This 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.
*
* This 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 this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <config.h>
/* Nothing special required for pthreads */
int virThreadInitialize(void)
{
return 0;
}
void virThreadOnExit(void)
{
}
int virMutexInit(virMutexPtr m)
{
if (pthread_mutex_init(&m->lock, NULL) != 0) {
errno = EINVAL;
return -1;
}
return 0;
}
void virMutexDestroy(virMutexPtr m)
{
pthread_mutex_destroy(&m->lock);
}
void virMutexLock(virMutexPtr m){
pthread_mutex_lock(&m->lock);
}
void virMutexUnlock(virMutexPtr m)
{
pthread_mutex_unlock(&m->lock);
}
int virCondInit(virCondPtr c)
{
if (pthread_cond_init(&c->cond, NULL) != 0) {
errno = EINVAL;
return -1;
}
return 0;
}
int virCondDestroy(virCondPtr c)
{
if (pthread_cond_destroy(&c->cond) != 0) {
errno = EINVAL;
return -1;
}
return 0;
}
int virCondWait(virCondPtr c, virMutexPtr m)
{
if (pthread_cond_wait(&c->cond, &m->lock) != 0) {
errno = EINVAL;
return -1;
}
return 0;
}
void virCondSignal(virCondPtr c)
{
pthread_cond_signal(&c->cond);
}
void virCondBroadcast(virCondPtr c)
{
pthread_cond_broadcast(&c->cond);
}
int virThreadLocalInit(virThreadLocalPtr l,
virThreadLocalCleanup c)
{
if (pthread_key_create(&l->key, c) != 0) {
errno = EINVAL;
return -1;
}
return 0;
}
void *virThreadLocalGet(virThreadLocalPtr l)
{
return pthread_getspecific(l->key);
}
void virThreadLocalSet(virThreadLocalPtr l, void *val)
{
pthread_setspecific(l->key, val);
}