void *
oldTrylockThread (void * arg)
{
TESTSTART
(void) old_mutex_trylock(&ox);
TESTSTOP
return NULL;
}
int
old_mutex_destroy(old_mutex_t *mutex)
{
int result = 0;
old_mutex_t mx;
if (mutex == NULL
|| *mutex == NULL)
{
return EINVAL;
}
if (*mutex != (old_mutex_t) PTW32_OBJECT_AUTO_INIT)
{
mx = *mutex;
if ((result = old_mutex_trylock(&mx)) == 0)
{
*mutex = NULL;
(void) old_mutex_unlock(&mx);
if (mx->mutex == 0)
{
DeleteCriticalSection(&mx->cs);
}
else
{
result = (CloseHandle (mx->mutex) ? 0 : EINVAL);
}
if (result == 0)
{
mx->mutex = 0;
free(mx);
}
else
{
*mutex = mx;
}
}
}
else
{
result = EINVAL;
}
if (ptw32_try_enter_critical_section != NULL)
{
(void) FreeLibrary(ptw32_h_kernel32);
ptw32_h_kernel32 = 0;
}
return(result);
}
int
main (int argc, char *argv[])
{
pthread_mutexattr_init(&ma);
printf( "=============================================================================\n");
printf( "Trylock plus unlock on an unlocked mutex.\n");
printf( "%ld iterations.\n\n", ITERATIONS);
printf( "%-45s %15s %15s\n",
"Test",
"Total(msec)",
"average(usec)");
printf( "-----------------------------------------------------------------------------\n");
/*
* Time the loop overhead so we can subtract it from the actual test times.
*/
TESTSTART
TESTSTOP
durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
overHeadMilliSecs = durationMilliSecs;
old_mutex_use = OLD_WIN32CS;
assert(old_mutex_init(&ox, NULL) == 0);
TESTSTART
(void) old_mutex_trylock(&ox);
(void) old_mutex_unlock(&ox);
TESTSTOP
assert(old_mutex_destroy(&ox) == 0);
durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
printf( "%-45s %15ld %15.3f\n",
"Old PT Mutex using a Critical Section (WNT)",
durationMilliSecs,
(float) durationMilliSecs * 1E3 / ITERATIONS);
old_mutex_use = OLD_WIN32MUTEX;
assert(old_mutex_init(&ox, NULL) == 0);
TESTSTART
(void) old_mutex_trylock(&ox);
(void) old_mutex_unlock(&ox);
TESTSTOP
assert(old_mutex_destroy(&ox) == 0);
durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
printf( "%-45s %15ld %15.3f\n",
"Old PT Mutex using a Win32 Mutex (W9x)",
durationMilliSecs,
(float) durationMilliSecs * 1E3 / ITERATIONS);
printf( ".............................................................................\n");
/*
* Now we can start the actual tests
*/
#ifdef __PTW32_MUTEX_TYPES
runTest("PTHREAD_MUTEX_DEFAULT", PTHREAD_MUTEX_DEFAULT);
runTest("PTHREAD_MUTEX_NORMAL", PTHREAD_MUTEX_NORMAL);
runTest("PTHREAD_MUTEX_ERRORCHECK", PTHREAD_MUTEX_ERRORCHECK);
runTest("PTHREAD_MUTEX_RECURSIVE", PTHREAD_MUTEX_RECURSIVE);
#else
runTest("Non-blocking lock", 0);
#endif
printf( ".............................................................................\n");
pthread_mutexattr_setrobust(&ma, PTHREAD_MUTEX_ROBUST);
#ifdef __PTW32_MUTEX_TYPES
runTest("PTHREAD_MUTEX_DEFAULT (Robust)", PTHREAD_MUTEX_DEFAULT);
runTest("PTHREAD_MUTEX_NORMAL (Robust)", PTHREAD_MUTEX_NORMAL);
runTest("PTHREAD_MUTEX_ERRORCHECK (Robust)", PTHREAD_MUTEX_ERRORCHECK);
runTest("PTHREAD_MUTEX_RECURSIVE (Robust)", PTHREAD_MUTEX_RECURSIVE);
#else
runTest("Non-blocking lock", 0);
#endif
printf( "=============================================================================\n");
/*
* End of tests.
*/
pthread_mutexattr_destroy(&ma);
return 0;
}
