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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [tests/] [psxtests/] [psx01/] [init.c] - Rev 738
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/* * COPYRIGHT (c) 1989-1999. * 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.OARcorp.com/rtems/license.html. * * $Id: init.c,v 1.2 2001-09-27 12:02:23 chris Exp $ */ #define CONFIGURE_INIT #include "system.h" #include <sched.h> #include <sys/utsname.h> void *POSIX_Init( void *argument ) { struct timespec tv; struct timespec tr; int status; int priority; pthread_t thread_id; time_t seconds; time_t seconds1; time_t remaining; struct tm tm; struct utsname uts; puts( "\n\n*** POSIX TEST 1 ***" ); build_time( &tm, TM_FRIDAY, TM_MAY, 24, 96, 11, 5, 0 ); /* print some system information */ puts( "Init: uname - EFAULT (invalid uts pointer argument)" ); status = uname( NULL ); assert( status == -1 ); assert( errno == EFAULT ); status = uname( &uts ); assert( !status ); printf( "Init: uts.sysname: %s\n", uts.sysname ); printf( "Init: uts.nodename: %s\n", uts.nodename ); printf( "Init: uts.release: %s\n", uts.release ); printf( "Init: uts.version: %s\n", uts.version ); printf( "Init: uts.machine: %s\n", uts.machine ); puts(""); /* error cases in clock_gettime and clock_settime */ puts( "Init: clock_gettime - EINVAL (invalid clockid)" ); status = clock_settime( -1, &tv ); assert( status == -1 ); assert( errno == EINVAL ); puts( "Init: clock_settime - EINVAL (invalid clockid)" ); status = clock_settime( -1, &tv ); assert( status == -1 ); assert( errno == EINVAL ); /* exercise clock_getres */ puts( "Init: clock_getres - EINVAL (invalid clockid)" ); status = clock_getres( -1, &tv ); assert( status == -1 ); assert( errno == EINVAL ); puts( "Init: clock_getres - EINVAL (NULL resolution)" ); status = clock_getres( CLOCK_REALTIME, NULL ); assert( status == -1 ); assert( errno == EINVAL ); puts( "Init: clock_getres - SUCCESSFUL" ); status = clock_getres( CLOCK_REALTIME, &tv ); printf( "Init: resolution = sec (%ld), nsec (%ld)\n", tv.tv_sec, tv.tv_nsec ); assert( !status ); /* set the time of day, and print our buffer in multiple ways */ tv.tv_sec = mktime( &tm ); 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" ); status = clock_settime( CLOCK_REALTIME, &tv ); assert( !status ); printf( asctime( &tm ) ); printf( ctime( &tv.tv_sec ) ); /* use sleep to delay */ remaining = sleep( 3 ); assert( !remaining ); /* print new times to make sure it has changed and we can get the realtime */ status = clock_gettime( CLOCK_REALTIME, &tv ); assert( !status ); printf( ctime( &tv.tv_sec ) ); seconds = time( NULL ); printf( ctime( &seconds ) ); /* just to have the value copied out through the parameter */ seconds = time( &seconds1 ); assert( seconds == seconds1 ); /* check the time remaining */ printf( "Init: seconds remaining (%d)\n", (int)remaining ); assert( !remaining ); /* error cases in nanosleep */ empty_line(); puts( "Init: nanosleep - EINVAL (NULL time)" ); status = nanosleep ( NULL, &tr ); assert( status == -1 ); assert( errno == EINVAL ); tv.tv_sec = 0; tv.tv_nsec = TOD_NANOSECONDS_PER_SECOND * 2; puts( "Init: nanosleep - EINVAL (too many nanoseconds)" ); status = nanosleep ( &tv, &tr ); assert( status == -1 ); assert( errno == EINVAL ); /* this is actually a small delay or yield */ tv.tv_sec = -1; tv.tv_nsec = 0; puts( "Init: nanosleep - negative seconds small delay " ); status = nanosleep ( &tv, &tr ); assert( !status ); /* use nanosleep to yield */ tv.tv_sec = 0; tv.tv_nsec = 0; puts( "Init: nanosleep - yield" ); status = nanosleep ( &tv, &tr ); assert( !status ); assert( !tr.tv_sec ); assert( !tr.tv_nsec ); /* use nanosleep to delay */ tv.tv_sec = 3; tv.tv_nsec = 500000; puts( "Init: nanosleep - 3.05 seconds" ); status = nanosleep ( &tv, &tr ); assert( !status ); /* print the current real time again */ status = clock_gettime( CLOCK_REALTIME, &tv ); assert( !status ); printf( ctime( &tv.tv_sec ) ); /* check the time remaining */ printf( "Init: sec (%ld), nsec (%ld) remaining\n", tr.tv_sec, tr.tv_nsec ); assert( !tr.tv_sec && !tr.tv_nsec ); /* get id of this thread */ Init_id = pthread_self(); printf( "Init: ID is 0x%08x\n", Init_id ); /* exercise get minimum priority */ priority = sched_get_priority_min( SCHED_FIFO ); printf( "Init: sched_get_priority_min (SCHED_FIFO) -- %d\n", priority ); assert( priority != -1 ); puts( "Init: sched_get_priority_min -- EINVAL (invalid policy)" ); priority = sched_get_priority_min( -1 ); assert( priority == -1 ); assert( errno == EINVAL ); /* exercise get maximum priority */ priority = sched_get_priority_max( SCHED_FIFO ); printf( "Init: sched_get_priority_max (SCHED_FIFO) -- %d\n", priority ); assert( priority != -1 ); puts( "Init: sched_get_priority_min -- EINVAL (invalid policy)" ); priority = sched_get_priority_min( -1 ); assert( priority == -1 ); assert( errno == EINVAL ); /* print the round robin time quantum */ status = sched_rr_get_interval( getpid(), &tr ); printf( "Init: Round Robin quantum is %ld seconds, %ld nanoseconds\n", tr.tv_sec, tr.tv_nsec ); assert( !status ); /* create a thread */ puts( "Init: pthread_create - SUCCESSFUL" ); status = pthread_create( &thread_id, NULL, Task_1_through_3, NULL ); assert( !status ); /* too may threads error */ puts( "Init: pthread_create - EAGAIN (too many threads)" ); status = pthread_create( &thread_id, NULL, Task_1_through_3, NULL ); assert( status == EAGAIN ); puts( "Init: sched_yield to Task_1" ); status = sched_yield(); assert( !status ); /* switch to Task_1 */ /* exit this thread */ puts( "Init: pthread_exit" ); pthread_exit( NULL ); /* switch to Task_1 */ return NULL; /* just so the compiler thinks we returned something */ }
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