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1 /*
2  * This file is part of time strace test.
3  *
4  * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
5  * Copyright (c) 2015-2017 The strace developers.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. The name of the author may not be used to endorse or promote products
17  *    derived from this software without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #include "tests.h"
32 #include <asm/unistd.h>
33 
34 #ifdef __NR_time
35 
36 # include <time.h>
37 # include <stdio.h>
38 # include <stdint.h>
39 # include <unistd.h>
40 
41 int
main(void)42 main(void)
43 {
44 	TAIL_ALLOC_OBJECT_CONST_PTR(time_t, p);
45 
46 	time_t t = syscall(__NR_time, NULL);
47 	if ((time_t) -1 == t)
48 		perror_msg_and_skip("time");
49 	printf("time(NULL) = %lld (", (long long) t);
50 	print_time_t_nsec(t, 0, 0);
51 	puts(")");
52 
53 	t = syscall(__NR_time, p + 1);
54 	printf("time(%p) = %s\n", p + 1, sprintrc(t));
55 
56 	t = syscall(__NR_time, p);
57 	printf("time([%lld", (long long) *p);
58 	print_time_t_nsec((time_t) *p, 0, 1),
59 	printf("]) = %lld (", (long long) t);
60 	print_time_t_nsec(t, 0, 0);
61 	puts(")");
62 
63 	puts("+++ exited with 0 +++");
64 	return 0;
65 }
66 
67 #else
68 
69 SKIP_MAIN_UNDEFINED("__NR_time")
70 
71 #endif
72