1 /* 2 * Copyright (c) 2003, Intel Corporation. All rights reserved. 3 * Created by: julie.n.fleischer REMOVE-THIS AT intel DOT com 4 * This file is licensed under the GPL license. For the full content 5 * of this license, see the COPYING file at the top level of this 6 * source tree. 7 */ 8 9 /* 10 * Test that a message queue can be opened more than once for read-only 11 * in the same process. 12 * 13 * Note: Just testing that it can be opened. No tests that it truly 14 * is read-only (that's 7-1.c and 7-2.c) 15 */ 16 17 #include <stdio.h> 18 #include <mqueue.h> 19 #include <fcntl.h> 20 #include <sys/stat.h> 21 #include <sys/types.h> 22 #include <unistd.h> 23 #include <string.h> 24 #include "posixtest.h" 25 26 #define NAMESIZE 50 27 28 int main(void) 29 { 30 char qname[NAMESIZE]; 31 mqd_t roqueue, roqueue2; 32 33 sprintf(qname, "/mq_open_7-3_%d", getpid()); 34 35 roqueue = mq_open(qname, O_CREAT | O_RDONLY, S_IRUSR | S_IWUSR, NULL); 36 if (roqueue == (mqd_t) - 1) { 37 perror("mq_open() for read-only queue did not return success"); 38 printf("Test FAILED\n"); 39 return PTS_FAIL; 40 } 41 42 roqueue2 = mq_open(qname, O_RDONLY, S_IRUSR | S_IWUSR, NULL); 43 if (roqueue2 == (mqd_t) - 1) { 44 perror("Second mq_open() for rd-only queue didn't ret success"); 45 printf("Test FAILED\n"); 46 return PTS_FAIL; 47 } 48 49 mq_close(roqueue); 50 mq_close(roqueue2); 51 mq_unlink(qname); 52 53 printf("Test PASSED\n"); 54 return PTS_PASS; 55 } 56
