1 /* $NetBSD: vasnwprintf.h,v 1.1.1.1 2016/01/14 00:11:28 christos Exp $ */ 2 3 /* vswprintf with automatic memory allocation. 4 Copyright (C) 2002-2003 Free Software Foundation, Inc. 5 6 This program is free software; you can redistribute it and/or modify it 7 under the terms of the GNU Library General Public License as published 8 by the Free Software Foundation; either version 2, or (at your option) 9 any later version. 10 11 This program is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Library General Public License for more details. 15 16 You should have received a copy of the GNU Library General Public 17 License along with this program; if not, write to the Free Software 18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 19 USA. */ 20 21 #ifndef _VASNWPRINTF_H 22 #define _VASNWPRINTF_H 23 24 /* Get va_list. */ 25 #include <stdarg.h> 26 27 /* Get wchar_t, size_t. */ 28 #include <stddef.h> 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 /* Write formatted output to a string dynamically allocated with malloc(). 35 You can pass a preallocated buffer for the result in RESULTBUF and its 36 size in *LENGTHP; otherwise you pass RESULTBUF = NULL. 37 If successful, return the address of the string (this may be = RESULTBUF 38 if no dynamic memory allocation was necessary) and set *LENGTHP to the 39 number of resulting bytes, excluding the trailing NUL. Upon error, set 40 errno and return NULL. */ 41 extern wchar_t * asnwprintf (wchar_t *resultbuf, size_t *lengthp, const wchar_t *format, ...); 42 extern wchar_t * vasnwprintf (wchar_t *resultbuf, size_t *lengthp, const wchar_t *format, va_list args); 43 44 #ifdef __cplusplus 45 } 46 #endif 47 48 #endif /* _VASNWPRINTF_H */ 49