projects / thirdparty / e2fsprogs.git / blame
| Commit | Line | Data |
|---|---|---|
| b0cacab0 TT |
1 | /* vsprintf 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 | |
| 8785aaea | 16 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| b0cacab0 TT |
17 | USA. */ |
| 18 | ||
| 19 | #ifndef _VASNPRINTF_H | |
| 20 | #define _VASNPRINTF_H | |
| 21 | ||
| 22 | /* Get va_list. */ | |
| 23 | #include <stdarg.h> | |
| 24 | ||
| 25 | /* Get size_t. */ | |
| 26 | #include <stddef.h> | |
| 27 | ||
| 28 | #ifndef __attribute__ | |
| 29 | /* This feature is available in gcc versions 2.5 and later. */ | |
| 30 | # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__ | |
| 31 | # define __attribute__(Spec) /* empty */ | |
| 32 | # endif | |
| 33 | /* The __-protected variants of `format' and `printf' attributes | |
| 34 | are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ | |
| 35 | # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) | |
| 36 | # define __format__ format | |
| 37 | # define __printf__ printf | |
| 38 | # endif | |
| 39 | #endif | |
| 40 | ||
| 41 | #ifdef __cplusplus | |
| 42 | extern "C" { | |
| 43 | #endif | |
| 44 | ||
| 45 | /* Write formatted output to a string dynamically allocated with malloc(). | |
| 46 | You can pass a preallocated buffer for the result in RESULTBUF and its | |
| 47 | size in *LENGTHP; otherwise you pass RESULTBUF = NULL. | |
| 48 | If successful, return the address of the string (this may be = RESULTBUF | |
| 49 | if no dynamic memory allocation was necessary) and set *LENGTHP to the | |
| 50 | number of resulting bytes, excluding the trailing NUL. Upon error, set | |
| 51 | errno and return NULL. */ | |
| 52 | extern char * asnprintf (char *resultbuf, size_t *lengthp, const char *format, ...) | |
| 53 | __attribute__ ((__format__ (__printf__, 3, 4))); | |
| 54 | extern char * vasnprintf (char *resultbuf, size_t *lengthp, const char *format, va_list args) | |
| 55 | __attribute__ ((__format__ (__printf__, 3, 0))); | |
| 56 | ||
| 57 | #ifdef __cplusplus | |
| 58 | } | |
| 59 | #endif | |
| 60 | ||
| 61 | #endif /* _VASNPRINTF_H */ |