File: strace-n.c

package info (click to toggle)
strace 6.13%2Bds-1
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 71,488 kB
  • sloc: ansic: 176,497; sh: 9,675; makefile: 4,133; cpp: 885; awk: 353; perl: 267; exp: 62; sed: 9
file content (38 lines) | stat: -rw-r--r-- 684 bytes parent folder | download | duplicates (9)
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
35
36
37
38
/*
 * Test strace's -n option.
 *
 * Copyright (c) 2020-2021 The strace developers.
 * All rights reserved.
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 */

#include "tests.h"
#include "scno.h"

#include <stdio.h>
#include <unistd.h>
#include <errno.h>

#define SC_listen 4

int
main(void)
{
	int rc;

#ifdef __NR_socketcall
	if (syscall(__NR_socketcall, 0L, 0L, 0L, 0L, 0L) < 0
		&& EINVAL == errno)
	{
		const long args[] = { 0, 0 };
		rc = syscall(__NR_socketcall, SC_listen, args);
		printf("[%4u] listen(0, 0) = %s\n", __NR_socketcall, sprintrc(rc));
	}
#endif

	rc = syscall(__NR_listen, 0, 0);
	printf("[%4u] listen(0, 0) = %s\n", __NR_listen, sprintrc(rc));

	return 0;
}