testcases/open_posix_testsuite/conformance/interfaces/mq_timedreceive/10-2.c

/*
 * Copyright (c) 2003, Intel Corporation. All rights reserved.
 * This file is licensed under the GPL license.  For the full content
 * of this license, see the COPYING file at the top level of this
 * source tree.
 * adam.li@intel.com
 */

/*
 * If the message can be removed from the message queue immedietely,
 * the operation will not fail even if abs_timeout is the past time.
 * Test Steps:
 * 1. Set the abs_timeout to be a past time, when there is message
 *    than can be removed from the message queue immediately.
 * 2. Timeout error is not occured.
 */

#include <stdio.h>
#include <mqueue.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <string.h>
#include <time.h>
#include <errno.h>
#include "posixtest.h"

#define TEST "10-2"
#define FUNCTION "mq_timedreceive"
#define ERROR_PREFIX "unexpected error: " FUNCTION " " TEST ": "

#define NAMESIZE 50
#define BUFFER 40

int main()
{
	char mqname[NAMESIZE], msgrv[BUFFER];
	const char *msgptr = "test message";
	mqd_t mqdes;
	unsigned int rvprio;
	int sdprio = 1;
	struct timespec	ts;
	struct mq_attr attr;
	int unresolved = 0, failure = 0;

	sprintf(mqname, "/" FUNCTION "_" TEST "_%d", getpid());

	attr.mq_msgsize = BUFFER;
	attr.mq_maxmsg = BUFFER;
	mqdes = mq_open(mqname, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR, &attr);
	if (mqdes == (mqd_t)-1) {
		perror(ERROR_PREFIX "mq_open");
		unresolved = 1;
	}

	if (mq_send(mqdes, msgptr, strlen(msgptr), sdprio) != 0) {
		perror(ERROR_PREFIX "mq_send");
		unresolved = 1;
	}

	sleep(1); /* wait for a while */
	ts.tv_sec = time(NULL) - 1; /* Past time */
	ts.tv_nsec = 0;
	if (mq_timedreceive(mqdes, msgrv, BUFFER, &rvprio, &ts) == -1) {
		if (errno == ETIMEDOUT)
			printf("FAIL: mq_timedreceive returned "
			       "timeout error\n");
		else
			perror("Unexpected error at mq_timedreceive");
		failure = 1;
	}

	if (mq_close(mqdes) != 0) {
		perror(ERROR_PREFIX "mq_close");
		unresolved = 1;
	}

	if (mq_unlink(mqname) != 0) {
		perror(ERROR_PREFIX "mq_unlink");
		unresolved = 1;
	}

	if (failure == 1) {
		printf("Test FAILED\n");
		return PTS_FAIL;
	}

	if (unresolved == 1) {
		printf("Test UNRESOLVED\n");
		return PTS_UNRESOLVED;
	}

	printf("Test PASSED\n");
	return PTS_PASS;
}