stdarg.h 2.0 KB

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  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. #ifndef __STDARG_H
  26. #define __STDARG_H
  27. #ifndef _VA_LIST
  28. typedef __builtin_va_list va_list;
  29. #define _VA_LIST
  30. #endif
  31. #define va_start(ap, param) __builtin_va_start(ap, param)
  32. #define va_end(ap) __builtin_va_end(ap)
  33. #define va_arg(ap, type) __builtin_va_arg(ap, type)
  34. /* GCC always defines __va_copy, but does not define va_copy unless in c99 mode
  35. * or -ansi is not specified, since it was not part of C90.
  36. */
  37. #define __va_copy(d,s) __builtin_va_copy(d,s)
  38. #if __STDC_VERSION__ >= 199901L || __cplusplus >= 201103L || !defined(__STRICT_ANSI__)
  39. #define va_copy(dest, src) __builtin_va_copy(dest, src)
  40. #endif
  41. #ifndef __GNUC_VA_LIST
  42. #define __GNUC_VA_LIST 1
  43. typedef __builtin_va_list __gnuc_va_list;
  44. #endif
  45. #endif /* __STDARG_H */