| /* Avoid all the buffer overflow messages on stderr. |
| Copyright (C) 2015-2018 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/support.h> |
| |
| #include <fcntl.h> |
| #include <paths.h> |
| #include <stdlib.h> |
| #include <unistd.h> |
| |
| void |
| ignore_stderr (void) |
| { |
| int fd = open (_PATH_DEVNULL, O_WRONLY); |
| if (fd == -1) |
| close (STDERR_FILENO); |
| else |
| { |
| dup2 (fd, STDERR_FILENO); |
| close (fd); |
| } |
| setenv ("LIBC_FATAL_STDERR_", "1", 1); |
| } |