| /* recvfrom 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> |
| |
| size_t |
| xrecvfrom (int fd, void *buf, size_t buflen, int flags, |
| struct sockaddr *sa, socklen_t *salen) |
| { |
| ssize_t ret = recvfrom (fd, buf, buflen, flags, sa, salen); |
| if (ret < 0) |
| FAIL_EXIT1 ("error: recvfrom (%d), %zu bytes buffer: %m", fd, buflen); |
| return ret; |
| } |