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/*
* COPYRIGHT (c) 2018.
* Shashvat Jain GCI 2018
*
* Permission to use, copy, modify, and/or distribute this software
* for any purpose with or without fee is hereby granted.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
* BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <fcntl.h>
#include <timesys.h>
#include <rtems/btimer.h>
#include <tmacros.h>
#include "test_support.h"
#include <sched.h>
#include <pthread.h>
#include <mqueue.h>
#include <signal.h>
const char rtems_test_name[] = "PSXTMMQRCVBLOCK 01";
void *POSIX_Init(void *argument);
void *Middle(void *argument);
void *Low(void *argument);
#define MQ_MAXMSG 1
#define MQ_MSGSIZE sizeof(int)
mqd_t queue;
int message[MQ_MAXMSG];
const char *q_name;
void *POSIX_Init(
void *argument
)
{
int i;
int status;
int oflag= O_CREAT |O_RDWR;
pthread_t threadId;
struct mq_attr attr;
attr.mq_maxmsg = MQ_MAXMSG;
attr.mq_msgsize = MQ_MSGSIZE;
TEST_BEGIN();
for ( i=0 ; i < OPERATION_COUNT - 1 ; i++ ) {
status = pthread_create( &threadId, NULL, Middle, NULL );
rtems_test_assert( !status );
}
status = pthread_create( &threadId, NULL, Low, NULL );
rtems_test_assert( !status );
queue = mq_open( "queue" , oflag , 0x777, &attr );
/* let other threads run */
sched_yield();
/* now run the benchmark */
benchmark_timer_initialize();
status = mq_receive( queue, (char *)message , MQ_MSGSIZE, 0 );
return NULL;
}
void *Middle(
void *argument
)
{
sched_yield();
/* let other threads run */
(void) mq_receive( queue, (char *)message , MQ_MSGSIZE, 0 );
return NULL;
}
void *Low(
void *argument
)
{
benchmark_timer_t end_time;
sched_yield();
end_time = benchmark_timer_read();
put_time(
"mq_receive: not available: block",
end_time,
OPERATION_COUNT,
0,
0
);
TEST_END();
rtems_test_exit( 0 );
return NULL;
}
/* configuration information */
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_TIMER_DRIVER
#define CONFIGURE_MAXIMUM_POSIX_THREADS OPERATION_COUNT + 2
#define CONFIGURE_POSIX_INIT_THREAD_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
/* end of file */
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