mirror of
https://gitlab.rtems.org/rtems/rtos/rtems.git
synced 2025-12-11 18:13:10 +00:00
584 lines
17 KiB
C
584 lines
17 KiB
C
/*
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* COPYRIGHT (c) 1989-1999.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.OARcorp.com/rtems/license.html.
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*
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* $Id$
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*/
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#define CONFIGURE_INIT
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#include "system.h"
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#include <errno.h>
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#define MUTEX_BAD_ID 0xfffffffe
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void Print_mutexattr(
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char *msg,
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pthread_mutexattr_t *attr
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)
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{
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int status;
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int protocol;
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int prioceiling;
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int pshared;
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/* protocol */
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status = pthread_mutexattr_getprotocol( attr, &protocol );
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assert( !status );
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printf( "%smutex protocol is (%d) -- ", msg, protocol );
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switch ( protocol ) {
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case PTHREAD_PRIO_NONE:
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puts( "PTHREAD_PRIO_NONE" );
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break;
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case PTHREAD_PRIO_INHERIT:
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puts( "PTHREAD_PRIO_INHERIT" );
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break;
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case PTHREAD_PRIO_PROTECT:
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puts( "PTHREAD_PRIO_PROTECT" );
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break;
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default:
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puts( "UNKNOWN" );
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assert( 0 );
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break;
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}
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/* priority ceiling */
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status = pthread_mutexattr_getprioceiling( attr, &prioceiling );
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assert( !status );
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printf( "%smutex priority ceiling is %d\n", msg, prioceiling );
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/* process shared */
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status = pthread_mutexattr_getpshared( attr, &pshared );
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assert( !status );
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printf( "%smutex process shared is (%d) -- ", msg, pshared );
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switch ( pshared ) {
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case PTHREAD_PROCESS_PRIVATE:
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puts( "PTHREAD_PROCESS_PRIVATE" );
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break;
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case PTHREAD_PROCESS_SHARED:
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puts( "PTHREAD_PROCESS_SHARED" );
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break;
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default:
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puts( "UNKNOWN" );
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assert( 0 );
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break;
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}
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}
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void *POSIX_Init(
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void *argument
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)
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{
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int status;
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pthread_mutexattr_t attr;
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pthread_mutexattr_t destroyed_attr;
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struct timespec times;
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struct sched_param param;
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int pshared;
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int policy;
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int protocol;
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int ceiling;
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int old_ceiling;
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assert( MUTEX_BAD_ID != PTHREAD_MUTEX_INITIALIZER );
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Mutex_bad_id = MUTEX_BAD_ID;
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puts( "\n\n*** POSIX TEST 5 ***" );
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/* set the time of day, and print our buffer in multiple ways */
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set_time( TM_FRIDAY, TM_MAY, 24, 96, 11, 5, 0 );
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/* get id of this thread */
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Init_id = pthread_self();
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printf( "Init's ID is 0x%08x\n", Init_id );
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/* tes pthread_mutex_attr_init */
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puts( "Init: pthread_mutexattr_init - EINVAL (NULL attr)" );
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status = pthread_mutexattr_init( NULL );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_init - SUCCESSFUL" );
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status = pthread_mutexattr_init( &attr );
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assert( !status );
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Print_mutexattr( "Init: ", &attr );
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/* create an "uninitialized" attribute structure */
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status = pthread_mutexattr_init( &destroyed_attr );
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assert( !status );
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puts( "Init: pthread_mutexattr_destroy - SUCCESSFUL" );
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status = pthread_mutexattr_destroy( &destroyed_attr );
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assert( !status );
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puts( "Init: pthread_mutexattr_destroy - EINVAL (NULL attr)" );
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status = pthread_mutexattr_destroy( NULL );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_destroy - EINVAL (not initialized)" );
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status = pthread_mutexattr_destroy( &destroyed_attr );
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assert( status == EINVAL );
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/* error cases for set and get pshared attribute */
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empty_line();
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puts( "Init: pthread_mutexattr_getpshared - EINVAL (NULL attr)" );
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status = pthread_mutexattr_getpshared( NULL, &pshared );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_getpshared - EINVAL (NULL pshared)" );
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status = pthread_mutexattr_getpshared( &attr, NULL );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_getpshared - EINVAL (not initialized)" );
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status = pthread_mutexattr_getpshared( &destroyed_attr, &pshared );
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assert( status == EINVAL );
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pshared = PTHREAD_PROCESS_PRIVATE;
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puts( "Init: pthread_mutexattr_setpshared - EINVAL (NULL attr)" );
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status = pthread_mutexattr_setpshared( NULL, pshared );
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assert( status == EINVAL );
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pshared = PTHREAD_PROCESS_PRIVATE;
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puts( "Init: pthread_mutexattr_setpshared - EINVAL (not initialized)" );
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status = pthread_mutexattr_setpshared( &destroyed_attr, pshared );
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assert( status == EINVAL );
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/* error cases for set and get protocol attribute */
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empty_line();
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puts( "Init: pthread_mutexattr_getprotocol - EINVAL (NULL attr)" );
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status = pthread_mutexattr_getprotocol( NULL, &protocol );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_getprotocol - EINVAL (NULL protocol)" );
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status = pthread_mutexattr_getprotocol( &attr, NULL );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_getprotocol - EINVAL (not initialized)" );
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status = pthread_mutexattr_getprotocol( &destroyed_attr, &protocol );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_setprotocol - EINVAL (NULL attr)" );
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status = pthread_mutexattr_setprotocol( NULL, PTHREAD_PRIO_NONE );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_setprotocol - EINVAL (invalid protocol)" );
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status = pthread_mutexattr_setprotocol( &attr, -1 );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_setprotocol - EINVAL (not initialized)" );
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status = pthread_mutexattr_setprotocol( &destroyed_attr, -1 );
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assert( status == EINVAL );
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/* error cases for set and get prioceiling attribute */
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empty_line();
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puts( "Init: pthread_mutexattr_getprioceiling - EINVAL (NULL attr)" );
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status = pthread_mutexattr_getprioceiling( NULL, &ceiling );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_getprioceiling - EINVAL (NULL prioceiling)" );
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status = pthread_mutexattr_getprioceiling( &attr, NULL );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_getprioceiling - EINVAL (not initialized)" );
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status = pthread_mutexattr_getprioceiling( &destroyed_attr, &ceiling );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_setprioceiling - EINVAL (NULL attr)" );
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status = pthread_mutexattr_setprioceiling( NULL, 128 );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_setprioceiling - EINVAL (invalid priority)" );
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status = pthread_mutexattr_setprioceiling( &attr, 512 );
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if ( status != EINVAL )
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printf( "status = %d\n", status );
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assert( status == EINVAL );
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puts( "Init: pthread_mutexattr_setprioceiling - EINVAL (not initialized)" );
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status = pthread_mutexattr_setprioceiling( &destroyed_attr, -1 );
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assert( status == EINVAL );
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/* create a thread */
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status = pthread_create( &Task_id, NULL, Task_1, NULL );
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assert( !status );
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/* now try some basic mutex operations */
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empty_line();
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puts( "Init: pthread_mutex_init - EINVAL (NULL mutex_id)" );
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status = pthread_mutex_init( NULL, &attr );
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assert( status == EINVAL );
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puts( "Init: pthread_mutex_init - EINVAL (not initialized attr)" );
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status = pthread_mutex_init( &Mutex_id, &destroyed_attr );
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assert( status == EINVAL );
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/* must get around error checks in attribute set routines */
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attr.protocol = -1;
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puts( "Init: pthread_mutex_init - EINVAL (bad protocol)" );
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status = pthread_mutex_init( &Mutex_id, &attr );
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assert( status == EINVAL );
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/* must get around error checks in attribute set routines */
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attr.protocol = PTHREAD_PRIO_INHERIT;
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attr.prio_ceiling = -1;
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puts( "Init: pthread_mutex_init - EINVAL (bad priority ceiling)" );
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status = pthread_mutex_init( &Mutex_id, &attr );
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assert( status == EINVAL );
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/* now set up for a success pthread_mutex_init */
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puts( "Init: Resetting mutex attributes" );
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status = pthread_mutexattr_init( &attr );
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assert( !status );
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puts( "Init: Changing mutex attributes" );
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status = pthread_mutexattr_setprotocol( &attr, PTHREAD_PRIO_INHERIT );
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assert( !status );
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status = pthread_mutexattr_setprioceiling( &attr, 128 );
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assert( !status );
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status = pthread_mutexattr_setpshared( &attr, PTHREAD_PROCESS_SHARED );
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assert( !status );
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Print_mutexattr( "Init: ", &attr );
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puts( "Init: Resetting mutex attributes" );
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status = pthread_mutexattr_init( &attr );
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assert( !status );
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/*
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* Set the protocol to priority ceiling so the owner check happens
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* and the EPERM test (later) will work.
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*/
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status = pthread_mutexattr_setprotocol( &attr, PTHREAD_PRIO_INHERIT );
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assert( !status );
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puts( "Init: pthread_mutex_init - SUCCESSFUL" );
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status = pthread_mutex_init( &Mutex_id, &attr );
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if ( status )
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printf( "status = %d\n", status );
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assert( !status );
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/*
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* This is not required to be an error and when it is, there are
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* behavioral conflicts with other implementations.
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*/
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puts( "Init: pthread_mutex_init - EBUSY (reinitialize an existing mutex) - skipped" );
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#if 0
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status = pthread_mutex_init( &Mutex_id, &attr );
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if ( !status )
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printf( "status = %d\n", status );
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assert( status == EBUSY );
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#endif
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puts( "Init: pthread_mutex_trylock - EINVAL (illegal ID)" );
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status = pthread_mutex_trylock( &Mutex_bad_id );
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if ( status != EINVAL )
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printf( "status = %d\n", status );
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assert( status == EINVAL );
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puts( "Init: pthread_mutex_trylock - SUCCESSFUL" );
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status = pthread_mutex_trylock( &Mutex_id );
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if ( status )
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printf( "status = %d\n", status );
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assert( !status );
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puts( "Init: pthread_mutex_trylock - EDEADLK (already locked)" );
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status = pthread_mutex_trylock( &Mutex_id );
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if ( status != EDEADLK )
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printf( "status = %d\n", status );
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assert( status == EDEADLK );
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puts( "Init: pthread_mutex_lock - EDEADLK (already locked)" );
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status = pthread_mutex_lock( &Mutex_id );
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if ( status != EDEADLK )
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printf( "status = %d\n", status );
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assert( status == EDEADLK );
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puts( "Init: Sleep 1 second" );
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sleep( 1 );
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/* switch to task 1 */
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puts( "Init: pthread_mutex_unlock - EINVAL (invalid id)" );
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status = pthread_mutex_unlock( &Mutex_bad_id );
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if ( status != EINVAL )
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printf( "status = %d\n", status );
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assert( status == EINVAL );
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puts( "Init: pthread_mutex_unlock - SUCCESSFUL" );
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status = pthread_mutex_unlock( &Mutex_id );
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if ( status )
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printf( "status = %d\n", status );
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assert( !status );
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puts( "Init: pthread_mutex_unlock - EPERM (not owner)" );
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status = pthread_mutex_unlock( &Mutex_id );
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if ( status != EPERM )
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printf( "status = %d\n", status );
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assert( status == EPERM );
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times.tv_sec = 0;
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times.tv_nsec = 500000000;
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puts( "Init: pthread_mutex_timedlock - time out in 1/2 second" );
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status = pthread_mutex_timedlock( &Mutex_id, × );
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if ( status != EAGAIN )
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printf( "status = %d\n", status );
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assert( status == EAGAIN );
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/* switch to idle */
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puts( "Init: pthread_mutex_timedlock - EAGAIN (timeout)" );
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/* destroy a mutex */
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empty_line();
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puts( "Init: pthread_mutex_init - SUCCESSFUL" );
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status = pthread_mutex_init( &Mutex2_id, &attr );
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if ( status )
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printf( "status = %d\n", status );
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assert( !status );
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puts( "Init: pthread_mutex_init - EAGAIN (too many)" );
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status = pthread_mutex_init( &Mutex3_id, &attr );
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assert( status == EAGAIN );
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puts( "Init: pthread_mutexattr_destroy - SUCCESSFUL" );
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status = pthread_mutexattr_destroy( &attr );
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assert( !status );
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puts( "Init: pthread_mutex_destroy - SUCCESSFUL" );
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status = pthread_mutex_destroy( &Mutex2_id );
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assert( !status );
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puts( "Init: pthread_mutex_destroy - EINVAL (invalid id)" );
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status = pthread_mutex_destroy( &Mutex_bad_id );
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assert( status == EINVAL );
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/* destroy a busy mutex */
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empty_line();
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puts( "Init: pthread_mutexattr_init - SUCCESSFUL" );
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status = pthread_mutexattr_init( &attr );
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assert( !status );
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puts( "Init: pthread_mutex_init - SUCCESSFUL" );
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status = pthread_mutex_init( &Mutex2_id, &attr );
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assert( !status );
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puts( "Init: pthread_mutex_trylock - SUCCESSFUL" );
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status = pthread_mutex_trylock( &Mutex2_id );
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if ( status )
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printf( "status = %d\n", status );
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assert( !status );
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puts( "Init: pthread_mutex_destroy - EBUSY (already locked)" );
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status = pthread_mutex_destroy( &Mutex2_id );
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if ( status != EBUSY )
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printf( "status = %d\n", status );
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assert( status == EBUSY );
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puts( "Init: pthread_mutex_unlock - SUCCESSFUL" );
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status = pthread_mutex_unlock( &Mutex2_id );
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assert( !status );
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puts( "Init: pthread_mutex_destroy - SUCCESSFUL" );
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status = pthread_mutex_destroy( &Mutex2_id );
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assert( !status );
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/* priority inherit mutex */
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empty_line();
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puts( "Init: pthread_mutexattr_init - SUCCESSFUL" );
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status = pthread_mutexattr_init( &attr );
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assert( !status );
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puts(
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"Init: pthread_mutexattr_setprotocol - SUCCESSFUL (PTHREAD_PRIO_INHERIT)"
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);
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status = pthread_mutexattr_setprotocol( &attr, PTHREAD_PRIO_INHERIT );
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assert( !status );
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puts( "Init: pthread_mutex_init - SUCCESSFUL" );
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status = pthread_mutex_init( &Mutex2_id, &attr );
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assert( !status );
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puts( "Init: pthread_mutex_trylock - SUCCESSFUL" );
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status = pthread_mutex_trylock( &Mutex2_id );
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assert( !status );
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/* create a thread at a lower priority */
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status = pthread_create( &Task2_id, NULL, Task_2, NULL );
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assert( !status );
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/* set priority of Task2 to highest priority */
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param.sched_priority = 254;
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puts( "Init: pthread_setschedparam - Setting Task2 priority to highest" );
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status = pthread_setschedparam( Task2_id, SCHED_FIFO, ¶m );
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assert( !status );
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/* switching to Task2 */
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status = pthread_getschedparam( pthread_self(), &policy, ¶m );
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assert( !status );
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printf( "Init: pthread_getschedparam - priority = %d\n", param.sched_priority);
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puts( "Init: pthread_mutex_unlock - SUCCESSFUL" );
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status = pthread_mutex_unlock( &Mutex2_id );
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assert( !status );
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puts( "Init: pthread_mutexattr_destroy - SUCCESSFUL" );
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status = pthread_mutexattr_destroy( &attr );
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assert( !status );
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puts( "Init: pthread_mutex_destroy - SUCCESSFUL" );
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status = pthread_mutex_destroy( &Mutex2_id );
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assert( !status );
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/* priority ceiling mutex */
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empty_line();
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puts( "Init: pthread_mutexattr_init - SUCCESSFUL" );
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status = pthread_mutexattr_init( &attr );
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assert( !status );
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puts(
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"Init: pthread_mutexattr_setprotocol - SUCCESSFUL (PTHREAD_PRIO_PROTECT)"
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);
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status = pthread_mutexattr_setprotocol( &attr, PTHREAD_PRIO_PROTECT );
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assert( !status );
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puts( "Init: pthread_mutex_init - SUCCESSFUL" );
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status = pthread_mutex_init( &Mutex2_id, &attr );
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assert( !status );
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puts( "Init: pthread_mutex_getprioceiling - EINVAL (invalid id)" );
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status = pthread_mutex_getprioceiling( &Mutex_bad_id, &ceiling );
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assert( status == EINVAL );
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puts( "Init: pthread_mutex_getprioceiling - EINVAL (NULL ceiling)" );
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status = pthread_mutex_getprioceiling( &Mutex2_id, NULL );
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assert( status == EINVAL );
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status = pthread_mutex_getprioceiling( &Mutex2_id, &ceiling );
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assert( !status );
|
|
printf( "Init: pthread_mutex_getprioceiling - %d\n", ceiling );
|
|
|
|
puts( "Init: pthread_mutex_setprioceiling - EINVAL (invalid id)" );
|
|
status = pthread_mutex_setprioceiling( &Mutex_bad_id, 200, &old_ceiling );
|
|
assert( status == EINVAL );
|
|
|
|
puts( "Init: pthread_mutex_setprioceiling - EINVAL (illegal priority)" );
|
|
status = pthread_mutex_setprioceiling( &Mutex2_id, 512, &old_ceiling );
|
|
assert( status == EINVAL );
|
|
|
|
puts( "Init: pthread_mutex_setprioceiling - EINVAL (NULL ceiling)" );
|
|
status = pthread_mutex_setprioceiling( &Mutex2_id, 128, NULL );
|
|
assert( status == EINVAL );
|
|
|
|
/* normal cases of set priority ceiling */
|
|
|
|
puts( "Init: pthread_mutex_setprioceiling - new ceiling = 200" );
|
|
status = pthread_mutex_setprioceiling( &Mutex2_id, 200, &old_ceiling );
|
|
assert( !status );
|
|
printf(
|
|
"Init: pthread_mutex_setprioceiling - old ceiling = %d\n",old_ceiling
|
|
);
|
|
|
|
status = pthread_getschedparam( pthread_self(), &policy, ¶m );
|
|
assert( !status );
|
|
printf(
|
|
"Init: pthread_getschedparam - priority = %d\n", param.sched_priority
|
|
);
|
|
|
|
puts( "Init: pthread_mutex_trylock - SUCCESSFUL" );
|
|
status = pthread_mutex_trylock( &Mutex2_id );
|
|
assert( !status );
|
|
|
|
status = pthread_getschedparam( pthread_self(), &policy, ¶m );
|
|
assert( !status );
|
|
printf(
|
|
"Init: pthread_getschedparam - priority = %d\n", param.sched_priority
|
|
);
|
|
|
|
/* create a thread at a higher priority */
|
|
|
|
status = pthread_create( &Task3_id, NULL, Task_3, NULL );
|
|
assert( !status );
|
|
|
|
/* set priority of Task3 to highest priority */
|
|
|
|
param.sched_priority = 199;
|
|
|
|
status = pthread_setschedparam( Task3_id, SCHED_FIFO, ¶m );
|
|
assert( !status );
|
|
puts( "Init: pthread_setschedparam - set Task3 priority to highest" );
|
|
|
|
/* DOES NOT SWITCH to Task3 */
|
|
|
|
puts( "Init: Sleep 1 second" );
|
|
assert( !status );
|
|
sleep( 1 );
|
|
|
|
/* switch to task 3 */
|
|
|
|
puts( "Init: pthread_mutex_unlock - SUCCESSFUL" );
|
|
status = pthread_mutex_unlock( &Mutex2_id );
|
|
assert( !status );
|
|
|
|
status = pthread_mutex_getprioceiling( &Mutex2_id, &ceiling );
|
|
assert( !status );
|
|
printf( "Init: pthread_mutex_getprioceiling- ceiling = %d\n", ceiling );
|
|
|
|
/* set priority of Init to highest priority */
|
|
|
|
param.sched_priority = 254;
|
|
|
|
status = pthread_setschedparam( Init_id, SCHED_FIFO, ¶m );
|
|
assert( !status );
|
|
puts( "Init: pthread_setschedparam - set Init priority to highest" );
|
|
|
|
puts( "Init: pthread_mutex_lock - EINVAL (priority ceiling violation)" );
|
|
status = pthread_mutex_lock( &Mutex2_id );
|
|
if ( status != EINVAL )
|
|
printf( "status = %d\n", status );
|
|
assert( status == EINVAL );
|
|
|
|
puts( "*** END OF POSIX TEST 5 ***" );
|
|
exit( 0 );
|
|
|
|
return NULL; /* just so the compiler thinks we returned something */
|
|
}
|