1/*
2    Copyright (c) 2003, Intel Corporation. All rights reserved.
3    Created by:  majid.awad 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 * This test case verifies the sem_post returns 0 on successful call.
11 */
12
13
14#include <stdio.h>
15#include <errno.h>
16#include <unistd.h>
17#include <semaphore.h>
18#include <sys/stat.h>
19#include <fcntl.h>
20#include "posixtest.h"
21
22
23#define TEST "4-1"
24#define FUNCTION "sem_post"
25#define ERROR_PREFIX "unexpected error: " FUNCTION " " TEST ": "
26
27
28
29int main() {
30	sem_t *mysemp;
31	char semname[50];
32
33	sprintf(semname, "/" FUNCTION "_" TEST "_%ld", (long)getpid());
34
35	/* Initial value of Semaphore is 0 */
36	mysemp = sem_open(semname, O_CREAT, 0777, 0);
37	if( mysemp == SEM_FAILED || mysemp == NULL ) {
38		perror(ERROR_PREFIX "sem_open");
39		return PTS_UNRESOLVED;
40	}
41
42	if(  sem_post(mysemp) == 0 ) {
43		puts("TEST PASSED");
44		sem_close(mysemp);
45		sem_unlink(semname);
46		return PTS_PASS;
47	} else {
48		puts("TEST FAILED: value of sem_post is not returning zero");
49		return PTS_FAIL;
50	}
51	printf("This code should not be executed.\n");
52		return PTS_UNRESOLVED;
53}
54
55