xref: /xnu-8020.121.3/EXTERNAL_HEADERS/stdarg.h (revision fdd8201d7b966f0c3ea610489d29bd841d358941)
1*fdd8201dSApple OSS Distributions /*===---- stdarg.h - Variable argument handling ----------------------------===
2*fdd8201dSApple OSS Distributions  *
3*fdd8201dSApple OSS Distributions  * Copyright (c) 2008 Eli Friedman
4*fdd8201dSApple OSS Distributions  *
5*fdd8201dSApple OSS Distributions  * Permission is hereby granted, free of charge, to any person obtaining a copy
6*fdd8201dSApple OSS Distributions  * of this software and associated documentation files (the "Software"), to deal
7*fdd8201dSApple OSS Distributions  * in the Software without restriction, including without limitation the rights
8*fdd8201dSApple OSS Distributions  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9*fdd8201dSApple OSS Distributions  * copies of the Software, and to permit persons to whom the Software is
10*fdd8201dSApple OSS Distributions  * furnished to do so, subject to the following conditions:
11*fdd8201dSApple OSS Distributions  *
12*fdd8201dSApple OSS Distributions  * The above copyright notice and this permission notice shall be included in
13*fdd8201dSApple OSS Distributions  * all copies or substantial portions of the Software.
14*fdd8201dSApple OSS Distributions  *
15*fdd8201dSApple OSS Distributions  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16*fdd8201dSApple OSS Distributions  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17*fdd8201dSApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18*fdd8201dSApple OSS Distributions  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19*fdd8201dSApple OSS Distributions  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20*fdd8201dSApple OSS Distributions  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21*fdd8201dSApple OSS Distributions  * THE SOFTWARE.
22*fdd8201dSApple OSS Distributions  *
23*fdd8201dSApple OSS Distributions  *===-----------------------------------------------------------------------===
24*fdd8201dSApple OSS Distributions  */
25*fdd8201dSApple OSS Distributions 
26*fdd8201dSApple OSS Distributions #ifndef __STDARG_H
27*fdd8201dSApple OSS Distributions #define __STDARG_H
28*fdd8201dSApple OSS Distributions 
29*fdd8201dSApple OSS Distributions #ifndef _VA_LIST
30*fdd8201dSApple OSS Distributions typedef __builtin_va_list va_list;
31*fdd8201dSApple OSS Distributions #define _VA_LIST
32*fdd8201dSApple OSS Distributions #endif
33*fdd8201dSApple OSS Distributions #define va_start(ap, param) __builtin_va_start(ap, param)
34*fdd8201dSApple OSS Distributions #define va_end(ap)          __builtin_va_end(ap)
35*fdd8201dSApple OSS Distributions #define va_arg(ap, type)    __builtin_va_arg(ap, type)
36*fdd8201dSApple OSS Distributions 
37*fdd8201dSApple OSS Distributions /* GCC always defines __va_copy, but does not define va_copy unless in c99 mode
38*fdd8201dSApple OSS Distributions  * or -ansi is not specified, since it was not part of C90.
39*fdd8201dSApple OSS Distributions  */
40*fdd8201dSApple OSS Distributions #define __va_copy(d,s) __builtin_va_copy(d,s)
41*fdd8201dSApple OSS Distributions 
42*fdd8201dSApple OSS Distributions #if __STDC_VERSION__ >= 199900L || __cplusplus >= 201103L || !defined(__STRICT_ANSI__)
43*fdd8201dSApple OSS Distributions #define va_copy(dest, src)  __builtin_va_copy(dest, src)
44*fdd8201dSApple OSS Distributions #endif
45*fdd8201dSApple OSS Distributions 
46*fdd8201dSApple OSS Distributions /* Hack required to make standard headers work, at least on Ubuntu */
47*fdd8201dSApple OSS Distributions #define __GNUC_VA_LIST 1
48*fdd8201dSApple OSS Distributions typedef __builtin_va_list __gnuc_va_list;
49*fdd8201dSApple OSS Distributions 
50*fdd8201dSApple OSS Distributions #endif /* __STDARG_H */
51