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source: kBuild/vendor/grep/current/gnulib-tests/test-listen.c@ 3530

Last change on this file since 3530 was 3529, checked in by bird, 3 years ago

Imported grep 3.7 from grep-3.7.tar.gz (sha256: c22b0cf2d4f6bbe599c902387e8058990e1eee99aef333a203829e5fd3dbb342), applying minimal auto-props.

  • Property svn:eol-style set to native
File size: 1.2 KB
Line 
1/* Test listen() function.
2 Copyright (C) 2011-2021 Free Software Foundation, Inc.
3
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
16
17#include <config.h>
18
19#include <sys/socket.h>
20
21#include "signature.h"
22SIGNATURE_CHECK (listen, int, (int, int));
23
24#include <errno.h>
25#include <unistd.h>
26
27#include "sockets.h"
28#include "macros.h"
29
30int
31main (void)
32{
33 (void) gl_sockets_startup (SOCKETS_1_1);
34
35 /* Test behaviour for invalid file descriptors. */
36 {
37 errno = 0;
38 ASSERT (listen (-1, 1) == -1);
39 ASSERT (errno == EBADF);
40 }
41 {
42 close (99);
43 errno = 0;
44 ASSERT (listen (99 ,1) == -1);
45 ASSERT (errno == EBADF);
46 }
47
48 return 0;
49}
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