1 /*
2 * Copyright (c) 2002, Intel Corporation. All rights reserved.
3 * Copyright (c) 2012, Cyril Hrubis <chrubis@suse.cz>
4 *
5 * This file is licensed under the GPL license. For the full content
6 * of this license, see the COPYING file at the top level of this
7 * source tree.
8 *
9 * When the implementation selects a
10 * The mmap() function shall fail if:
11 * [EINVAL] The value of flags is invalid (neither MAP_PRIVATE nor MAP_SHARED is
12 * set).
13 *
14 */
15
16 #define _XOPEN_SOURCE 600
17
18 #include <stdio.h>
19 #include <stdlib.h>
20 #include <unistd.h>
21 #include <sys/mman.h>
22 #include <sys/types.h>
23 #include <sys/stat.h>
24 #include <sys/wait.h>
25 #include <fcntl.h>
26 #include <string.h>
27 #include <errno.h>
28 #include "posixtest.h"
29
main(void)30 int main(void)
31 {
32 char tmpfname[256];
33
34 void *pa;
35 size_t size = 1024;
36 int flag;
37 int fd;
38
39 snprintf(tmpfname, sizeof(tmpfname), "/tmp/pts_mmap_21_1_%d", getpid());
40 unlink(tmpfname);
41 fd = open(tmpfname, O_CREAT | O_RDWR | O_EXCL, S_IRUSR | S_IWUSR);
42 if (fd == -1) {
43 printf("Error at open(): %s\n", strerror(errno));
44 return PTS_UNRESOLVED;
45 }
46 unlink(tmpfname);
47
48 if (ftruncate(fd, size) == -1) {
49 printf("Error at ftruncate(): %s\n", strerror(errno));
50 return PTS_UNRESOLVED;
51 }
52
53 flag = MAP_SHARED;
54 while (flag == MAP_SHARED || flag == MAP_PRIVATE || flag == MAP_FIXED)
55 flag++;
56
57 pa = mmap(NULL, size, PROT_READ | PROT_WRITE, flag, fd, 0);
58 if (pa == MAP_FAILED && errno == EINVAL) {
59 printf("Test PASSED\n");
60 return PTS_PASS;
61 }
62
63 close(fd);
64 munmap(pa, size);
65 printf("Test FAILED\n");
66 return PTS_FAIL;
67 }
68