/*
* This test exercises the POSIX Barrier manager.
*
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
/* #define __USE_XOPEN2K XXX already defined on GNU/Linux */
#include <pthread.h>
#include "tmacros.h"
#define NUMBER_THREADS 2
pthread_t ThreadIds[NUMBER_THREADS];
pthread_barrier_t Barrier;
void *BarrierThread(void *arg);
void *BarrierThread(void *arg)
{
pthread_t id = *(pthread_t *) arg;
int status;
printf( "pthread_barrier_wait( &Barrier ) for thread 0x%08" PRIxpthread_t "\n", id );
status = pthread_barrier_wait( &Barrier );
printf( "pthread_barrier_wait - 0x%08" PRIxpthread_t " released\n", id );
rtems_test_assert( (status == 0) || (status == PTHREAD_BARRIER_SERIAL_THREAD) );
return NULL;
}
/*
* main entry point to the test
*/
#if defined(__rtems__)
int test_main(void);
int test_main(void)
#else
int main(
int argc,
char **argv
)
#endif
{
pthread_barrier_t bad_barrier = 100;
pthread_barrier_t barrier;
pthread_barrierattr_t attr;
int status;
int p;
int i;
puts( "\n\n*** POSIX BARRIER TEST 01 ***" );
/*************** NULL POINTER CHECKS *****************/
puts( "pthread_barrierattr_init( NULL ) -- EINVAL" );
status = pthread_barrierattr_init( NULL );
rtems_test_assert( status == EINVAL );
puts( "pthread_barrierattr_setpshared( NULL, private ) -- EINVAL" );
status = pthread_barrierattr_setpshared( NULL, PTHREAD_PROCESS_PRIVATE );
rtems_test_assert( status == EINVAL );
puts( "pthread_barrierattr_setpshared( NULL, shared ) -- EINVAL" );
status = pthread_barrierattr_setpshared( NULL, PTHREAD_PROCESS_SHARED );
rtems_test_assert( status == EINVAL );
puts( "pthread_barrierattr_getpshared( NULL, &p ) -- EINVAL" );
status = pthread_barrierattr_getpshared( NULL, &p );
rtems_test_assert( status == EINVAL );
puts( "pthread_barrierattr_destroy( NULL ) -- EINVAL" );
status = pthread_barrierattr_destroy( NULL );
rtems_test_assert( status == EINVAL );
/*************** NOT INITIALIZED CHECKS *****************/
/* cheat visibility */
attr.is_initialized = 0;
puts( "pthread_barrierattr_setpshared( &attr, shared ) -- EINVAL" );
status = pthread_barrierattr_setpshared( &attr, PTHREAD_PROCESS_SHARED );
rtems_test_assert( status == EINVAL );
puts( "pthread_barrierattr_getpshared( &attr, NULL ) -- EINVAL" );
status = pthread_barrierattr_getpshared( &attr, NULL );
rtems_test_assert( status == EINVAL );
puts( "pthread_barrierattr_destroy( &attr ) -- EINVAL" );
status = pthread_barrierattr_destroy( &attr );
rtems_test_assert( status == EINVAL );
/*************** ACTUALLY WORK THIS TIME *****************/
puts( "pthread_barrierattr_init( &attr ) -- OK" );
status = pthread_barrierattr_init( &attr );
rtems_test_assert( status == 0 );
puts( "pthread_barrierattr_setpshared( &attr, private ) -- OK" );
status = pthread_barrierattr_setpshared( &attr, PTHREAD_PROCESS_PRIVATE );
rtems_test_assert( status == 0 );
puts( "pthread_barrierattr_getpshared( &attr, &p ) -- OK" );
status = pthread_barrierattr_getpshared( &attr, &p );
rtems_test_assert( status == 0 );
rtems_test_assert( p == PTHREAD_PROCESS_PRIVATE );
puts( "pthread_barrierattr_setpshared( &attr, shared ) -- OK" );
status = pthread_barrierattr_setpshared( &attr, PTHREAD_PROCESS_SHARED );
rtems_test_assert( status == 0 );
puts( "pthread_barrierattr_getpshared( &attr, &p ) -- OK" );
status = pthread_barrierattr_getpshared( &attr, &p );
rtems_test_assert( status == 0 );
rtems_test_assert( p == PTHREAD_PROCESS_SHARED );
/*************** BAD PSHARED CHECK *****************/
puts( "pthread_barrierattr_setpshared( &attr, private ) -- EINVAL" );
status = pthread_barrierattr_setpshared( &attr, ~PTHREAD_PROCESS_PRIVATE );
rtems_test_assert( status == EINVAL );
/*************** DESTROY/REUSE CHECK *****************/
puts( "pthread_barrierattr_destroy( &attr ) -- OK" );
status = pthread_barrierattr_destroy( &attr );
rtems_test_assert( status == 0 );
puts( "pthread_barrierattr_getpshared( &attr, &p ) destroyed -- EINVAL" );
status = pthread_barrierattr_getpshared( &attr, &p );
rtems_test_assert( status == EINVAL );
/*************** pthread_barrier_init ERROR CHECKs *********/
/* NULL barrier argument */
puts( "pthread_barrier_init( NULL, NULL, 2 ) -- EINVAL" );
status = pthread_barrier_init( NULL, NULL, 2 );
rtems_test_assert( status == EINVAL );
/* uninitialized attr argument */
puts( "pthread_barrier_init( &barrier, &attr, 2 ) -- EINVAL" );
status = pthread_barrier_init( &barrier, &attr, 2 );
rtems_test_assert( status == EINVAL );
/* zero count argument */
puts( "pthread_barrierattr_init( &attr ) -- OK" );
status = pthread_barrierattr_init( &attr );
rtems_test_assert( status == 0 );
puts( "pthread_barrier_init( &barrier, &attr, 0 ) -- EINVAL" );
status = pthread_barrier_init( &barrier, &attr, 0 );
rtems_test_assert( status == EINVAL );
/* allocating too many */
puts( "pthread_barrier_init( &barrier, NULL, 1 ) -- OK" );
status = pthread_barrier_init( &barrier, NULL, 1 );
rtems_test_assert( status == 0 );
puts( "pthread_barrier_init( &barrier, NULL, 1 ) -- EAGAIN" );
status = pthread_barrier_init( &barrier, NULL, 1 );
rtems_test_assert( status == EAGAIN );
/* clean up */
puts( "pthread_barrier_destroy( &barrier ) -- OK" );
status = pthread_barrier_destroy( &barrier );
rtems_test_assert( status == 0 );
puts( "pthread_barrierattr_destroy( &attr ) -- OK" );
status = pthread_barrierattr_destroy( &attr );
rtems_test_assert( status == 0 );
/*************** pthread_barrier_destroy ERROR CHECKs *********/
/* NULL barrier argument */
puts( "pthread_barrier_destroy( NULL ) -- EINVAL" );
status = pthread_barrier_destroy( NULL );
rtems_test_assert( status == EINVAL );
puts( "pthread_barrier_destroy( &bad_barrier ) -- EINVAL" );
status = pthread_barrier_destroy( &bad_barrier );
rtems_test_assert( status == EINVAL );
/*************** pthread_barrier_wait ERROR CHECKs *********/
/* NULL barrier argument */
puts( "pthread_barrier_wait( NULL ) -- EINVAL" );
status = pthread_barrier_wait( NULL );
rtems_test_assert( status == EINVAL );
puts( "pthread_barrier_wait( &bad_barrier ) -- EINVAL" );
status = pthread_barrier_wait( &bad_barrier );
rtems_test_assert( status == EINVAL );
/*************** ACTUALLY CREATE ONE CHECK *****************/
puts( "pthread_barrierattr_init( &attr ) -- OK" );
status = pthread_barrierattr_init( &attr );
rtems_test_assert( status == 0 );
puts( "pthread_barrier_init( &barrier, &attr, 2 ) -- OK" );
status = pthread_barrier_init( &barrier, &attr, 2 );
rtems_test_assert( status == 0 );
rtems_test_assert( barrier != 0 );
puts( "pthread_barrier_destroy( &barrier ) -- OK" );
status = pthread_barrier_destroy( &barrier );
rtems_test_assert( status == 0 );
/*************** CREATE THREADS AND LET THEM RELEASE *****************/
puts( "pthread_barrier_init( &Barrier, &attr, NUMBER_THREADS ) -- OK" );
status = pthread_barrier_init( &Barrier, &attr, NUMBER_THREADS );
rtems_test_assert( status == 0 );
rtems_test_assert( barrier != 0 );
for (i=0 ; i<NUMBER_THREADS ; i++ ) {
/* check for unable to destroy while threads waiting */
if (i == NUMBER_THREADS - 1) {
puts( "pthread_barrier_destroy( &Barrier ) -- EBUSY" );
status = pthread_barrier_destroy( &Barrier );
rtems_test_assert( status == EBUSY );
}
/* create a thread to block on the barrier */
printf( "Init: pthread_create - thread %d OK\n", i+1 );
status = pthread_create(&ThreadIds[i], NULL, BarrierThread, &ThreadIds[i]);
rtems_test_assert( !status );
sleep(1);
}
/*************** END OF TEST *****************/
puts( "*** END OF POSIX BARRIER TEST 01 ***" );
exit(0);
}