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Add a way to benchmark sem_t on Unix too

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It's closer to what we do with in QMutex than pthread_mutex_lock.

Change-Id: I86498a800b69b684bf096912e911bc5bca219727
Reviewed-by: Olivier Goffart <ogoffart@woboq.com>
This commit is contained in:
Thiago Macieira 2012-08-28 13:46:16 +02:00 committed by Qt by Nokia
parent efc167b8e4
commit 9c29beb9ea
1 changed files with 23 additions and 0 deletions
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23
tests/benchmarks/corelib/thread/qmutex/tst_qmutex.cpp
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@ -44,7 +44,10 @@
#include <math.h> #include <math.h>
//#define USE_SEM_T
#if defined(Q_OS_UNIX) #if defined(Q_OS_UNIX)
#if !defined(USE_SEM_T)
# include <pthread.h> # include <pthread.h>
# include <errno.h> # include <errno.h>
typedef pthread_mutex_t NativeMutexType; typedef pthread_mutex_t NativeMutexType;
@ -64,6 +67,26 @@ void NativeMutexUnlock(NativeMutexType *mutex)
{ {
pthread_mutex_unlock(mutex); pthread_mutex_unlock(mutex);
} }
#else
# include <semaphore.h>
typedef sem_t NativeMutexType;
void NativeMutexInitialize(NativeMutexType *mutex)
{
sem_init(mutex, false, 1);
}
void NativeMutexDestroy(NativeMutexType *mutex)
{
sem_destroy(mutex);
}
void NativeMutexLock(NativeMutexType *mutex)
{
sem_wait(mutex);
}
void NativeMutexUnlock(NativeMutexType *mutex)
{
sem_post(mutex);
}
#endif
#elif defined(Q_OS_WIN) #elif defined(Q_OS_WIN)
# define _WIN32_WINNT 0x0400 # define _WIN32_WINNT 0x0400
# include <windows.h> # include <windows.h>