OLD | NEW |
(Empty) | |
| 1 /* get-errno.c - get and set errno. |
| 2 |
| 3 Copyright (C) 2002, 2006 Free Software Foundation, Inc. |
| 4 |
| 5 This program is free software: you can redistribute it and/or modify |
| 6 it under the terms of the GNU General Public License as published by |
| 7 the Free Software Foundation, either version 3 of the License, or |
| 8 (at your option) any later version. |
| 9 |
| 10 This program is distributed in the hope that it will be useful, |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 GNU General Public License for more details. |
| 14 |
| 15 You should have received a copy of the GNU General Public License |
| 16 along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 17 |
| 18 /* Written by Paul Eggert. */ |
| 19 |
| 20 #include <config.h> |
| 21 |
| 22 #include "get-errno.h" |
| 23 |
| 24 #include <errno.h> |
| 25 |
| 26 /* Get and set errno. A source file that needs to set or get errno, |
| 27 but doesn't need to test for specific errno values, can use these |
| 28 functions to avoid namespace pollution. For example, a file that |
| 29 defines EQUAL should not include <errno.h>, since <errno.h> might |
| 30 define EQUAL; such a file can include <get-errno.h> instead. */ |
| 31 |
| 32 int |
| 33 get_errno (void) |
| 34 { |
| 35 return errno; |
| 36 } |
| 37 |
| 38 void |
| 39 set_errno (int e) |
| 40 { |
| 41 errno = e; |
| 42 } |
OLD | NEW |