/*
* 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 <pmacros.h>
#include <time.h>
#include <errno.h>
void check_enosys(int status);
void check_enosys(int status)
{
if ( (status == -1) && (errno == ENOSYS) )
return;
puts( "ERROR -- did not return ENOSYS as expected" );
rtems_test_exit(0);
}
rtems_task Init(
rtems_task_argument argument
)
{
struct timespec tv;
struct timespec tr;
int sc;
time_t seconds;
time_t seconds1;
unsigned int remaining;
struct tm tm;
struct timespec delay_request;
puts( "\n\n*** POSIX CLOCK TEST ***" );
tm_build_time( &tm, TM_FRIDAY, TM_MAY, 24, 96, 11, 5, 0 );
/* error cases in clock_gettime and clock_settime */
puts( "Init: clock_gettime - EINVAL (NULL timespec)" );
sc = clock_gettime( CLOCK_REALTIME, NULL );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
puts( "Init: clock_gettime - EINVAL (invalid clockid)" );
sc = clock_gettime( (clockid_t)-1, &tv );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
puts( "Init: clock_settime - EINVAL (invalid clockid)" );
sc = clock_settime( (clockid_t)-1, &tv );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
/* way back near the dawn of time :D */
tv.tv_sec = 1;
tv.tv_nsec = 0;
printf( ctime( &tv.tv_sec ) );
puts( "Init: clock_settime - before 1988 EINVAL" );
sc = clock_settime( CLOCK_REALTIME, &tv );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
/* exercise clock_getres */
puts( "Init: clock_getres - EINVAL (invalid clockid)" );
sc = clock_getres( (clockid_t) -1, &tv );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
puts( "Init: clock_getres - EINVAL (NULL resolution)" );
sc = clock_getres( CLOCK_REALTIME, NULL );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
puts( "Init: clock_getres - SUCCESSFUL" );
sc = clock_getres( CLOCK_REALTIME, &tv );
printf( "Init: resolution = sec (%ld), nsec (%ld)\n", tv.tv_sec, tv.tv_nsec );
rtems_test_assert( !sc );
/* set the time of day, and print our buffer in multiple ways */
tv.tv_sec = mktime( &tm );
rtems_test_assert( tv.tv_sec != -1 );
tv.tv_nsec = 0;
/* now set the time of day */
empty_line();
printf( asctime( &tm ) );
puts( "Init: clock_settime - SUCCESSFUL" );
sc = clock_settime( CLOCK_REALTIME, &tv );
rtems_test_assert( !sc );
printf( asctime( &tm ) );
printf( ctime( &tv.tv_sec ) );
/* use sleep to delay */
remaining = sleep( 3 );
rtems_test_assert( !remaining );
/* print new times to make sure it has changed and we can get the realtime */
sc = clock_gettime( CLOCK_PROCESS_CPUTIME, &tv );
rtems_test_assert( !sc );
printf("Time since boot: (%" PRItime_t ", %ld)\n", tv.tv_sec,tv.tv_nsec );
sc = clock_gettime( CLOCK_REALTIME, &tv );
rtems_test_assert( !sc );
printf( ctime( &tv.tv_sec ) );
seconds = time( NULL );
printf( ctime( &seconds ) );
/* just to have the value copied out through the parameter */
seconds = time( &seconds1 );
rtems_test_assert( seconds == seconds1 );
/* check the time remaining */
printf( "Init: seconds remaining (%d)\n", (int)remaining );
rtems_test_assert( !remaining );
/* error cases in nanosleep */
empty_line();
puts( "Init: nanosleep - EINVAL (NULL time)" );
sc = nanosleep ( NULL, &tr );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
tv.tv_sec = 0;
tv.tv_nsec = TOD_NANOSECONDS_PER_SECOND * 2;
puts( "Init: nanosleep - EINVAL (too many nanoseconds)" );
sc = nanosleep ( &tv, &tr );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
/* this is an error */
tv.tv_sec = -1;
tv.tv_nsec = 0;
puts( "Init: nanosleep - negative seconds - EINVAL" );
sc = nanosleep ( &tv, &tr );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
/* this is also an error */
tv.tv_sec = 0;
tv.tv_nsec = -1;
puts( "Init: nanosleep - negative nanoseconds - EINVAL" );
sc = nanosleep ( &tv, &tr );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
/* this is actually a small delay */
tv.tv_sec = 0;
tv.tv_nsec = 1;
puts( "Init: nanosleep - delay so small results in one tick" );
sc = nanosleep ( &tv, &tr );
rtems_test_assert( !sc );
rtems_test_assert( !tr.tv_sec );
rtems_test_assert( !tr.tv_nsec );
/* use nanosleep to yield */
tv.tv_sec = 0;
tv.tv_nsec = 0;
puts( "Init: nanosleep - yield with remaining" );
sc = nanosleep ( &tv, &tr );
rtems_test_assert( !sc );
rtems_test_assert( !tr.tv_sec );
rtems_test_assert( !tr.tv_nsec );
puts( "Init: nanosleep - yield with NULL time remaining" );
sc = nanosleep ( &tv, NULL );
rtems_test_assert( !sc );
rtems_test_assert( !tr.tv_sec );
rtems_test_assert( !tr.tv_nsec );
/* use nanosleep to delay */
tv.tv_sec = 3;
tv.tv_nsec = 500000;
puts( "Init: nanosleep - 1.05 seconds" );
sc = nanosleep ( &tv, &tr );
rtems_test_assert( !sc );
/* print the current real time again */
sc = clock_gettime( CLOCK_REALTIME, &tv );
rtems_test_assert( !sc );
printf( ctime( &tv.tv_sec ) );
/* check the time remaining */
printf( "Init: sec (%ld), nsec (%ld) remaining\n", tr.tv_sec, tr.tv_nsec );
rtems_test_assert( !tr.tv_sec && !tr.tv_nsec );
puts( "Init: nanosleep - 1.35 seconds" );
delay_request.tv_sec = 1;
delay_request.tv_nsec = 35000000;
sc = nanosleep( &delay_request, NULL );
rtems_test_assert( !sc );
/* print the current real time again */
sc = clock_gettime( CLOCK_REALTIME, &tv );
rtems_test_assert( !sc );
printf( ctime( &tv.tv_sec ) );
empty_line();
puts( "clock_gettime - CLOCK_THREAD_CPUTIME -- ENOSYS" );
#if defined(_POSIX_THREAD_CPUTIME)
{
struct timespec tp;
sc = clock_gettime( CLOCK_THREAD_CPUTIME, &tp );
check_enosys( sc );
}
#endif
puts( "clock_settime - CLOCK_PROCESS_CPUTIME -- ENOSYS" );
#if defined(_POSIX_CPUTIME)
{
struct timespec tp;
sc = clock_settime( CLOCK_PROCESS_CPUTIME, &tp );
check_enosys( sc );
}
#endif
puts( "clock_settime - CLOCK_THREAD_CPUTIME -- ENOSYS" );
#if defined(_POSIX_THREAD_CPUTIME)
{
struct timespec tp;
sc = clock_settime( CLOCK_THREAD_CPUTIME, &tp );
check_enosys( sc );
}
#endif
puts( "*** END OF POSIX CLOCK TEST ***" );
rtems_test_exit(0);
}
/* configuration information */
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_MAXIMUM_TASKS 1
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
