stdarg.h revision 6fe6bac2ad79dee2fb2077c8959b1bf8679fe1b7 
1/*===---- stdarg.h - Variable argument handling ----------------------------===
2 *
3 * Copyright (c) 2008 Eli Friedman
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and associated documentation files (the "Software"), to deal
7 * in the Software without restriction, including without limitation the rights
8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 * copies of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21 * THE SOFTWARE.
22 *
23 *===-----------------------------------------------------------------------===
24 */
25
26#ifndef __STDARG_H
27#define __STDARG_H
28
29#ifndef _VA_LIST
30typedef __builtin_va_list va_list;
31#define _VA_LIST
32#endif
33#define va_start(ap, param) __builtin_va_start(ap, param)
34#define va_end(ap)          __builtin_va_end(ap)
35#define va_arg(ap, type)    __builtin_va_arg(ap, type)
36
37/* GCC always defines __va_copy, but does not define va_copy unless in c99 mode
38 * or -ansi is not specified, since it was not part of C90.
39 */
40#define __va_copy(d,s) __builtin_va_copy(d,s)
41
42#if __STDC_VERSION__ >= 199900L || __cplusplus >= 201103L || !defined(__STRICT_ANSI__)
43#define va_copy(dest, src)  __builtin_va_copy(dest, src)
44#endif
45
46/* Hack required to make standard headers work, at least on Ubuntu */
47#define __GNUC_VA_LIST 1
48typedef __builtin_va_list __gnuc_va_list;
49
50#endif /* __STDARG_H */
51