/* sendto with error checking.

   Copyright (C) 2016-2018 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

   <http://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);

}