1 | /* Formatted output to a stream. |
2 | Copyright (C) 2007, 2010-2019 Free Software Foundation, Inc. |
3 | |
4 | This program is free software: you can redistribute it and/or modify |
5 | it under the terms of the GNU General Public License as published by |
6 | the Free Software Foundation; either version 3 of the License, or |
7 | (at your option) any later version. |
8 | |
9 | This program 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 |
12 | GNU General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU General Public License |
15 | along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
16 | |
17 | #if 1 |
18 | # include <config.h> |
19 | #endif |
20 | |
21 | /* Specification. */ |
22 | #include <stdio.h> |
23 | |
24 | #include <stdarg.h> |
25 | |
26 | /* Print formatted output to standard output. |
27 | Return string length of formatted string. On error, return a negative |
28 | value. */ |
29 | int |
30 | printf (const char *format, ...) |
31 | { |
32 | int retval; |
33 | va_list args; |
34 | |
35 | va_start (args, format); |
36 | retval = vfprintf (stdout, format, args); |
37 | va_end (args); |
38 | |
39 | return retval; |
40 | } |
41 | |