support/xgetsockname.c

   1 /* getsockname with error checking.
   2    Copyright (C) 2016-2024 Free Software Foundation, Inc.
   3    Copyright The GNU Toolchain Authors.
   4    This file is part of the GNU C Library.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <https://www.gnu.org/licenses/>.  */
  19
  20 #include <support/xsocket.h>
  21
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <support/check.h>
  25
  26 void
  27 xgetsockname (int fd, struct sockaddr *sa, socklen_t *plen)
  28 {
  29   if (getsockname (fd, sa, plen) != 0)
  30     FAIL_EXIT1 ("getsockname (%d): %m", fd);
  31 }