1 /*
2  * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. The name of the author may not be used to endorse or promote products
14  *    derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #include "tests.h"
29 #include <asm/unistd.h>
30 
31 #ifdef __NR_open
32 
33 # include <fcntl.h>
34 # include <stdio.h>
35 # include <unistd.h>
36 
37 int
main(void)38 main(void)
39 {
40 	static const char sample[] = "open.sample";
41 
42 	long fd = syscall(__NR_open, sample, O_RDONLY|O_CREAT, 0400);
43 	printf("open(\"%s\", O_RDONLY|O_CREAT, 0400) = %s\n",
44 	       sample, sprintrc(fd));
45 
46 	if (fd != -1) {
47 		close(fd);
48 		if (unlink(sample))
49 			perror_msg_and_fail("unlink");
50 
51 		fd = syscall(__NR_open, sample, O_RDONLY);
52 		printf("open(\"%s\", O_RDONLY) = %s\n", sample, sprintrc(fd));
53 
54 		fd = syscall(__NR_open, sample, O_WRONLY|O_NONBLOCK|0x80000000);
55 		printf("open(\"%s\", O_WRONLY|O_NONBLOCK|0x80000000) = %s\n",
56 		       sample, sprintrc(fd));
57 	}
58 
59 #ifdef O_TMPFILE
60 # if O_TMPFILE == (O_TMPFILE & ~O_DIRECTORY)
61 #  define STR_O_TMPFILE "O_TMPFILE"
62 # else
63 #  define STR_O_TMPFILE "O_DIRECTORY|O_TMPFILE"
64 # endif
65 	fd = syscall(__NR_open, sample, O_WRONLY|O_TMPFILE, 0600);
66 	printf("open(\"%s\", O_WRONLY|%s, 0600) = %s\n",
67 	       sample, STR_O_TMPFILE, sprintrc(fd));
68 #endif /* O_TMPFILE */
69 
70 	puts("+++ exited with 0 +++");
71 	return 0;
72 }
73 
74 #else
75 
76 SKIP_MAIN_UNDEFINED("__NR_open")
77 
78 #endif
79