forked from Imagelibrary/rtems
158 lines
3.6 KiB
C
158 lines
3.6 KiB
C
/*
|
|
* COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
|
|
* On-Line Applications Research Corporation (OAR).
|
|
* All rights assigned to U.S. Government, 1994.
|
|
*
|
|
* This material may be reproduced by or for the U.S. Government pursuant
|
|
* to the copyright license under the clause at DFARS 252.227-7013. This
|
|
* notice must appear in all copies of this file and its derivatives.
|
|
*
|
|
* $Id$
|
|
*/
|
|
|
|
#define CONFIGURE_INIT
|
|
#include "system.h"
|
|
#include <sched.h>
|
|
|
|
#define TM_SUNDAY 0
|
|
#define TM_MONDAY 1
|
|
#define TM_TUESDAY 2
|
|
#define TM_WEDNESDAY 3
|
|
#define TM_THURSDAY 4
|
|
#define TM_FRIDAY 5
|
|
#define TM_SATURDAY 6
|
|
|
|
#define TM_JANUARY 0
|
|
#define TM_FEBRUARY 1
|
|
#define TM_MARCH 2
|
|
#define TM_APRIL 3
|
|
#define TM_MAY 4
|
|
#define TM_JUNE 5
|
|
#define TM_JULY 6
|
|
#define TM_AUGUST 7
|
|
#define TM_SEPTEMBER 8
|
|
#define TM_OCTOBER 10
|
|
#define TM_NOVEMBER 12
|
|
#define TM_DECEMBER 12
|
|
|
|
|
|
#define build_time( TM, WEEKDAY, MON, DAY, YR, HR, MIN, SEC ) \
|
|
{ (TM)->tm_year = YR; \
|
|
(TM)->tm_mon = MON; \
|
|
(TM)->tm_mday = DAY; \
|
|
(TM)->tm_wday = WEEKDAY; \
|
|
(TM)->tm_hour = HR; \
|
|
(TM)->tm_min = MIN; \
|
|
(TM)->tm_sec = SEC; }
|
|
|
|
void *POSIX_Init(
|
|
void *argument
|
|
)
|
|
{
|
|
int status;
|
|
int priority;
|
|
pthread_t thread_id;
|
|
time_t seconds;
|
|
time_t remaining;
|
|
struct tm tm;
|
|
struct timespec tv;
|
|
struct timespec tr;
|
|
|
|
puts( "\n\n*** POSIX TEST 1 ***" );
|
|
|
|
/* set the time of day, and print our buffer in multiple ways */
|
|
|
|
build_time( &tm, TM_FRIDAY, TM_MAY, 24, 96, 11, 5, 0 );
|
|
|
|
tv.tv_sec = mktime( &tm );
|
|
assert( tv.tv_sec != -1 );
|
|
|
|
tv.tv_nsec = 0;
|
|
|
|
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 ) );
|
|
|
|
/* check the time remaining */
|
|
|
|
printf( "seconds remaining (%d)\n", (int)remaining );
|
|
assert( !remaining );
|
|
|
|
/* use nanosleep to delay */
|
|
|
|
tv.tv_sec = 3;
|
|
tv.tv_nsec = 500000;
|
|
|
|
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( "sec (%d), nsec (%d) remaining\n", (int)tr.tv_sec, (int)tr.tv_nsec );
|
|
assert( !tr.tv_sec && !tr.tv_nsec );
|
|
|
|
/* get id of this thread */
|
|
|
|
Init_id = pthread_self();
|
|
printf( "Init's ID is 0x%08x\n", Init_id );
|
|
|
|
/* print the minimum priority */
|
|
|
|
priority = sched_get_priority_min( SCHED_FIFO );
|
|
printf( "Minimum priority for FIFO is %d\n", priority );
|
|
assert( priority != -1 );
|
|
|
|
/* print the maximum priority */
|
|
|
|
priority = sched_get_priority_max( SCHED_FIFO );
|
|
printf( "Maximum priority for FIFO is %d\n", priority );
|
|
assert( priority != -1 );
|
|
|
|
/* print the round robin time quantum */
|
|
|
|
status = sched_rr_get_interval( getpid(), &tr );
|
|
printf(
|
|
"Round Robin quantum is %d seconds, %d nanoseconds\n",
|
|
(int) tr.tv_sec,
|
|
(int) tr.tv_nsec
|
|
);
|
|
assert( !status );
|
|
|
|
/* create a thread */
|
|
|
|
status = pthread_create( &thread_id, NULL, Task_1_through_3, NULL );
|
|
assert( !status );
|
|
|
|
/* exit this thread */
|
|
|
|
pthread_exit( NULL );
|
|
|
|
/* just to satisfy compilers which think we did not return anything */
|
|
|
|
return NULL;
|
|
}
|