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/* sendto with error checking.
Copyright (C) 2016-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <support/xsocket.h>
#include <stdio.h>
#include <stdlib.h>
#include <support/check.h>
void
xsendto (int fd, const void *buf, size_t buflen, int flags,
const struct sockaddr *sa, socklen_t salen)
{
ssize_t ret = sendto (fd, buf, buflen, flags, sa, salen);
if (ret < 0)
FAIL_EXIT1 ("sendto (%d), %zu bytes, family %d: %m",
fd, buflen, sa->sa_family);
if (ret != buflen)
FAIL_EXIT1 ("sendto (%d) sent %zd bytes instead of %zu", fd, ret, buflen);
}
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