1/* setsockopt with error checking.
2 Copyright (C) 2016-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <support/xsocket.h>
20
21#include <stdio.h>
22#include <stdlib.h>
23#include <support/check.h>
24
25void
26xsetsockopt (int fd, int level, int name, const void *val, socklen_t vallen)
27{
28 if (setsockopt (fd: fd, level: level, optname: name, optval: val, optlen: vallen) != 0)
29 FAIL_EXIT1 ("setsockopt (%d, %d, %d), %zu bytes: %m",
30 fd, level, name, (size_t) vallen);
31}
32

source code of glibc/support/xsetsockopt.c