xref: /minix3/external/bsd/llvm/dist/clang/lib/Headers/vadefs.h (revision 0a6a1f1d05b60e214de2f05a7310ddd1f0e590e7)
1*0a6a1f1dSLionel Sambuc /* ===-------- vadefs.h ---------------------------------------------------===
2*0a6a1f1dSLionel Sambuc  *
3*0a6a1f1dSLionel Sambuc  * Permission is hereby granted, free of charge, to any person obtaining a copy
4*0a6a1f1dSLionel Sambuc  * of this software and associated documentation files (the "Software"), to deal
5*0a6a1f1dSLionel Sambuc  * in the Software without restriction, including without limitation the rights
6*0a6a1f1dSLionel Sambuc  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7*0a6a1f1dSLionel Sambuc  * copies of the Software, and to permit persons to whom the Software is
8*0a6a1f1dSLionel Sambuc  * furnished to do so, subject to the following conditions:
9*0a6a1f1dSLionel Sambuc  *
10*0a6a1f1dSLionel Sambuc  * The above copyright notice and this permission notice shall be included in
11*0a6a1f1dSLionel Sambuc  * all copies or substantial portions of the Software.
12*0a6a1f1dSLionel Sambuc  *
13*0a6a1f1dSLionel Sambuc  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14*0a6a1f1dSLionel Sambuc  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15*0a6a1f1dSLionel Sambuc  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16*0a6a1f1dSLionel Sambuc  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17*0a6a1f1dSLionel Sambuc  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18*0a6a1f1dSLionel Sambuc  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
19*0a6a1f1dSLionel Sambuc  * THE SOFTWARE.
20*0a6a1f1dSLionel Sambuc  *
21*0a6a1f1dSLionel Sambuc  *===-----------------------------------------------------------------------===
22*0a6a1f1dSLionel Sambuc  */
23*0a6a1f1dSLionel Sambuc 
24*0a6a1f1dSLionel Sambuc /* Only include this if we are aiming for MSVC compatibility. */
25*0a6a1f1dSLionel Sambuc #ifndef _MSC_VER
26*0a6a1f1dSLionel Sambuc #include_next <vadefs.h>
27*0a6a1f1dSLionel Sambuc #else
28*0a6a1f1dSLionel Sambuc 
29*0a6a1f1dSLionel Sambuc #ifndef __clang_vadefs_h
30*0a6a1f1dSLionel Sambuc #define __clang_vadefs_h
31*0a6a1f1dSLionel Sambuc 
32*0a6a1f1dSLionel Sambuc #include_next <vadefs.h>
33*0a6a1f1dSLionel Sambuc 
34*0a6a1f1dSLionel Sambuc /* Override macros from vadefs.h with definitions that work with Clang. */
35*0a6a1f1dSLionel Sambuc #ifdef _crt_va_start
36*0a6a1f1dSLionel Sambuc #undef _crt_va_start
37*0a6a1f1dSLionel Sambuc #define _crt_va_start(ap, param) __builtin_va_start(ap, param)
38*0a6a1f1dSLionel Sambuc #endif
39*0a6a1f1dSLionel Sambuc #ifdef _crt_va_end
40*0a6a1f1dSLionel Sambuc #undef _crt_va_end
41*0a6a1f1dSLionel Sambuc #define _crt_va_end(ap)          __builtin_va_end(ap)
42*0a6a1f1dSLionel Sambuc #endif
43*0a6a1f1dSLionel Sambuc #ifdef _crt_va_arg
44*0a6a1f1dSLionel Sambuc #undef _crt_va_arg
45*0a6a1f1dSLionel Sambuc #define _crt_va_arg(ap, type)    __builtin_va_arg(ap, type)
46*0a6a1f1dSLionel Sambuc #endif
47*0a6a1f1dSLionel Sambuc 
48*0a6a1f1dSLionel Sambuc /* VS 2015 switched to double underscore names, which is an improvement, but now
49*0a6a1f1dSLionel Sambuc  * we have to intercept those names too.
50*0a6a1f1dSLionel Sambuc  */
51*0a6a1f1dSLionel Sambuc #ifdef __crt_va_start
52*0a6a1f1dSLionel Sambuc #undef __crt_va_start
53*0a6a1f1dSLionel Sambuc #define __crt_va_start(ap, param) __builtin_va_start(ap, param)
54*0a6a1f1dSLionel Sambuc #endif
55*0a6a1f1dSLionel Sambuc #ifdef __crt_va_end
56*0a6a1f1dSLionel Sambuc #undef __crt_va_end
57*0a6a1f1dSLionel Sambuc #define __crt_va_end(ap)          __builtin_va_end(ap)
58*0a6a1f1dSLionel Sambuc #endif
59*0a6a1f1dSLionel Sambuc #ifdef __crt_va_arg
60*0a6a1f1dSLionel Sambuc #undef __crt_va_arg
61*0a6a1f1dSLionel Sambuc #define __crt_va_arg(ap, type)    __builtin_va_arg(ap, type)
62*0a6a1f1dSLionel Sambuc #endif
63*0a6a1f1dSLionel Sambuc 
64*0a6a1f1dSLionel Sambuc #endif
65*0a6a1f1dSLionel Sambuc #endif
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