1 /* vsprintf with automatic memory allocation.
2 Copyright (C) 2002-2003, 2012, 2015 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published by
6 the Free Software Foundation; either version 2.1 of the License, or
7 (at your option) any later version.
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 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
24 /* This feature is available in gcc versions 2.5 and later. */
25 # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
26 # define __attribute__(Spec) /* empty */
28 /* The __-protected variants of 'format' and 'printf' attributes
29 are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */
30 # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
31 # define __format__ format
32 # define __printf__ printf
40 /* Write formatted output to a string dynamically allocated with malloc().
41 If the memory allocation succeeds, store the address of the string in
42 *RESULT and return the number of resulting bytes, excluding the trailing
43 NUL. Upon memory allocation error, or some other error, return -1. */
44 extern int asprintf (char **result, const char *format, ...)
45 __attribute__ ((__format__ (__printf__, 2, 3)));
46 extern int vasprintf (char **result, const char *format, va_list args)
47 __attribute__ ((__format__ (__printf__, 2, 0)));
53 #endif /* _VASPRINTF_H */