stdarg.h 2.7 KB

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  1. /****************************************************************************
  2. * arch/misoc/include/stdarg.h
  3. *
  4. * Copyright (C) 2019 Gregory Nutt. All rights reserved.
  5. * Author: Gregory Nutt <gnutt@nuttx.org>
  6. *
  7. * Redistribution and use in source and binary forms, with or without
  8. * modification, are permitted provided that the following conditions
  9. * are met:
  10. *
  11. * 1. Redistributions of source code must retain the above copyright
  12. * notice, this list of conditions and the following disclaimer.
  13. * 2. Redistributions in binary form must reproduce the above copyright
  14. * notice, this list of conditions and the following disclaimer in
  15. * the documentation and/or other materials provided with the
  16. * distribution.
  17. * 3. Neither the name NuttX nor the names of its contributors may be
  18. * used to endorse or promote products derived from this software
  19. * without specific prior written permission.
  20. *
  21. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  24. * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  25. * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  26. * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  27. * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
  28. * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  29. * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  31. * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  32. * POSSIBILITY OF SUCH DAMAGE.
  33. *
  34. ****************************************************************************/
  35. #ifndef __ARCH_MISOC_INCLUDE_STDARG_H
  36. #define __ARCH_MISOC_INCLUDE_STDARG_H
  37. /****************************************************************************
  38. * Included Files
  39. ****************************************************************************/
  40. /****************************************************************************
  41. * Pre-processor Definitions
  42. ****************************************************************************/
  43. /* This should work with any modern gcc (newer than 3.4 or so) */
  44. #define va_start(v,l) __builtin_va_start(v,l)
  45. #define va_end(v) __builtin_va_end(v)
  46. #define va_arg(v,l) __builtin_va_arg(v,l)
  47. #define va_copy(d,s) __builtin_va_copy(d,s)
  48. /****************************************************************************
  49. * Public Types
  50. ****************************************************************************/
  51. typedef __builtin_va_list va_list;
  52. #endif /* __ARCH_MISOC_INCLUDE_STDARG_H */