blob: ef3b71b4fb4f7d55897dbc3c86d5ef57b719a0ff (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
/* get-errno.c - get and set errno.
Copyright (C) 2002, 2006, 2009-2015, 2018-2020 Free Software
Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Written by Paul Eggert. */
#include <config.h>
#include "get-errno.h"
#include <errno.h>
/* Get and set errno. A source file that needs to set or get errno,
but doesn't need to test for specific errno values, can use these
functions to avoid namespace pollution. For example, a file that
defines EQUAL should not include <errno.h>, since <errno.h> might
define EQUAL; such a file can include <get-errno.h> instead. */
int
get_errno (void)
{
return errno;
}
void
set_errno (int e)
{
errno = e;
}
|
