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<ompts:test>
<ompts:testdescription>Test which checks the omp_testlock function. The test counts the threads entering and exiting a single region which is build with a test_lock in an endless loop.</ompts:testdescription>
<ompts:ompversion>2.0</ompts:ompversion>
<ompts:directive>omp_test_lock</ompts:directive>
<ompts:dependences>omp flush</ompts:dependences>
<ompts:testcode>
#include <stdio.h>
#include "omp_testsuite.h"
omp_lock_t lck;
int <ompts:testcode:functionname>omp_test_lock</ompts:testcode:functionname>(FILE * logFile)
{
int nr_threads_in_single = 0;
int result = 0;
int nr_iterations = 0;
int i;
omp_init_lock (&lck);
#pragma omp parallel shared(lck)
{
#pragma omp for
for (i = 0; i < LOOPCOUNT; i++)
{
/*omp_set_lock(&lck);*/
<ompts:orphan>
<ompts:check>while (!omp_test_lock (&lck))
{};</ompts:check>
</ompts:orphan>
#pragma omp flush
nr_threads_in_single++;
#pragma omp flush
nr_iterations++;
nr_threads_in_single--;
result = result + nr_threads_in_single;
<ompts:check>omp_unset_lock (&lck);</ompts:check>
}
}
omp_destroy_lock(&lck);
return ((result == 0) && (nr_iterations == LOOPCOUNT));
}
</ompts:testcode>
</ompts:test>
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