blob: 6fa4ddc813dd4d45a7aaa35591162e77e70958aa (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
/*
* Copyright (c) 2016-2019 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include "scno.h"
#ifdef __NR_dup2
# include <stdio.h>
# include <unistd.h>
int
main(void)
{
const long int fd_old = (long int) 0xdeadbeefffffffffULL;
const long int fd_new = (long int) 0xdeadbeeffffffffeULL;
long rc = syscall(__NR_dup2, fd_old, fd_new);
printf("dup2(%d, %d) = %ld %s (%m)\n",
(int) fd_old, (int) fd_new, rc, errno2name());
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_dup2")
#endif
|
