Theodore Ts'o | b0cacab | 2004-11-30 19:00:19 -0500 | [diff] [blame] | 1 | /* vswprintf with automatic memory allocation. |
| 2 | Copyright (C) 2002-2003 Free Software Foundation, Inc. |
| 3 | |
| 4 | This program is free software; you can redistribute it and/or modify it |
| 5 | under the terms of the GNU Library General Public License as published |
| 6 | by the Free Software Foundation; either version 2, or (at your option) |
| 7 | 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 GNU |
| 12 | Library General Public License for more details. |
| 13 | |
| 14 | You should have received a copy of the GNU Library General Public |
| 15 | License along with this program; if not, write to the Free Software |
| 16 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
| 17 | USA. */ |
| 18 | |
| 19 | #ifndef _VASNWPRINTF_H |
| 20 | #define _VASNWPRINTF_H |
| 21 | |
| 22 | /* Get va_list. */ |
| 23 | #include <stdarg.h> |
| 24 | |
| 25 | /* Get wchar_t, size_t. */ |
| 26 | #include <stddef.h> |
| 27 | |
| 28 | #ifdef __cplusplus |
| 29 | extern "C" { |
| 30 | #endif |
| 31 | |
| 32 | /* Write formatted output to a string dynamically allocated with malloc(). |
| 33 | You can pass a preallocated buffer for the result in RESULTBUF and its |
| 34 | size in *LENGTHP; otherwise you pass RESULTBUF = NULL. |
| 35 | If successful, return the address of the string (this may be = RESULTBUF |
| 36 | if no dynamic memory allocation was necessary) and set *LENGTHP to the |
| 37 | number of resulting bytes, excluding the trailing NUL. Upon error, set |
| 38 | errno and return NULL. */ |
| 39 | extern wchar_t * asnwprintf (wchar_t *resultbuf, size_t *lengthp, const wchar_t *format, ...); |
| 40 | extern wchar_t * vasnwprintf (wchar_t *resultbuf, size_t *lengthp, const wchar_t *format, va_list args); |
| 41 | |
| 42 | #ifdef __cplusplus |
| 43 | } |
| 44 | #endif |
| 45 | |
| 46 | #endif /* _VASNWPRINTF_H */ |