]>
Commit | Line | Data |
---|---|---|
1 | /* Copyright (C) 1993-2017 Free Software Foundation, Inc. | |
2 | This file is part of the GNU C Library. | |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
5 | modify it under the terms of the GNU Lesser General Public | |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
8 | ||
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public | |
15 | License along with the GNU C Library; if not, see | |
16 | <http://www.gnu.org/licenses/>. | |
17 | ||
18 | As a special exception, if you link the code in this file with | |
19 | files compiled with a GNU compiler to produce an executable, | |
20 | that does not cause the resulting executable to be covered by | |
21 | the GNU Lesser General Public License. This exception does not | |
22 | however invalidate any other reasons why the executable file | |
23 | might be covered by the GNU Lesser General Public License. | |
24 | This exception applies to code released by its copyright holders | |
25 | in files containing the exception. */ | |
26 | ||
27 | #include "libioP.h" | |
28 | #include "stdio.h" | |
29 | ||
30 | #undef getchar | |
31 | ||
32 | int | |
33 | getchar (void) | |
34 | { | |
35 | int result; | |
36 | _IO_acquire_lock (_IO_stdin); | |
37 | result = _IO_getc_unlocked (_IO_stdin); | |
38 | _IO_release_lock (_IO_stdin); | |
39 | return result; | |
40 | } | |
41 | ||
42 | #if defined weak_alias && !defined _IO_MTSAFE_IO | |
43 | #undef getchar_unlocked | |
44 | weak_alias (getchar, getchar_unlocked) | |
45 | #endif |