int main (int argc, char *argv[])
{
pthread_t h[NTHREADS];
pthread_create (&h[0], 0, thread_dlopen_func, 0);
for (unsigned long i = 1; i < NTHREADS; i++)
{
pthread_create (&h[i], 0, thread_func, 0);
}
unsigned long pinDetached = false;
TellPinToDetach(&pinDetached);
while (!pinDetached)
{
sleep(2);
}
loop1 = false;
loop2 = false;
for (unsigned long i = 0; i < NTHREADS; i++)
{
pthread_join (h[i], 0);
}
printf("All threads exited. The test PASSED\n");
return 0;
}
int main (int argc, char *argv[])
{
pthread_t h[NTHREADS];
unsigned long fsBase = 0;
int res = syscall(SYS_arch_prctl, ARCH_GET_FS, &fsBase);
if (res != 0)
{
printf("SYS_arch_prctl failed with error: %s\n", strerror(errno));
return -1;
}
for (unsigned long i = 0; i < NTHREADS; i++)
{
pthread_create (&h[i], 0, thread_func, (void *)i);
}
/*
* If the number of threads is big, some threads leave system call "clone"
* while PIN is detached. This functionality is also tested here.
*/
TellPinToDetach(&pinDetached);
void * result[NTHREADS];
for (unsigned long i = 0; i < NTHREADS; i++)
{
pthread_join (h[i], &(result[i]));
}
for (unsigned long i = 0; i < NTHREADS; i++)
{
if (result[i] != 0)
{
fprintf(stderr, "TEST FAILED\n");
return -1;
}
}
unsigned long fsBaseAfterDetach = 0;
res = syscall(SYS_arch_prctl, ARCH_GET_FS, &fsBaseAfterDetach);
if (fsBase != fsBaseAfterDetach)
{
fprintf(stderr, "ERROR in the main thread: FS_BASE before detach 0x%lx; after detach 0x%lx\n",
fsBase, fsBaseAfterDetach);
return -1;
}
fprintf(stderr, "TEST PASSED\n");
return 0;
}