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/*
* COPYRIGHT (c) 1989-2012.
* 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.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define CONFIGURE_INIT
#include "system.h"
#include <signal.h>
#include <signal.h>
#include <unistd.h>
#include <errno.h>
const char rtems_test_name[] = "PSXUALARM";
static volatile int Signal_count;
static void Signal_handler(
int signo
)
{
rtems_test_assert( signo == SIGALRM );
++Signal_count;
}
void *POSIX_Init(
void *argument
)
{
int status;
useconds_t result;
struct sigaction act;
sigset_t mask;
TEST_BEGIN();
/* set the time of day, and print our buffer in multiple ways */
set_time( TM_FRIDAY, TM_MAY, 24, 96, 11, 5, 0 );
/* get id of this thread */
Init_id = pthread_self();
printf( "Init's ID is 0x%08" PRIxpthread_t "\n", Init_id );
/* Validate ualarm is ignored if signal not caught */
act.sa_handler = Signal_handler;
act.sa_flags = 0;
sigaction( SIGALRM, &act, NULL );
puts( "Init: ualarm in 500000 us" );
result = ualarm( 500000, 0 );
rtems_test_assert( result == 0 );
status = sleep( 1 );
rtems_test_assert( status == 0 );
rtems_test_assert( Signal_count == 0 );
/* unblock Signal and see if it happened */
status = sigemptyset( &mask );
rtems_test_assert( !status );
status = sigaddset( &mask, SIGALRM );
rtems_test_assert( !status );
puts( "Init: Unblock SIGALRM" );
status = sigprocmask( SIG_UNBLOCK, &mask, NULL );
rtems_test_assert( !status );
status = sleep( 1 );
rtems_test_assert( status == 0 );
rtems_test_assert( Signal_count == 0 );
result = ualarm( 500000, 0 );
rtems_test_assert( result == 0 );
status = sleep( 1 );
rtems_test_assert( status == 0 );
rtems_test_assert( Signal_count == 1 );
/* stop ularm */
puts( "Init: clear ualarm with 0, 0" );
result = ualarm( 0, 0 );
rtems_test_assert( result == 0 );
result = ualarm( 500000, 1000000 );
rtems_test_assert( result == 0 );
status = sleep( 1 );
rtems_test_assert( status == 0 );
rtems_test_assert( Signal_count == 2 );
status = sleep( 1 );
rtems_test_assert( status == 0 );
rtems_test_assert( Signal_count == 3 );
result = ualarm( 0, 0 );
rtems_test_assert( result == 1000000 );
TEST_END();
rtems_test_exit(0);
return NULL; /* just so the compiler thinks we returned something */
}
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