acgcc.h 3.1 KB

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  1. /******************************************************************************
  2. *
  3. * Name: acgcc.h - GCC specific defines, etc.
  4. *
  5. *****************************************************************************/
  6. /*
  7. * Copyright (C) 2000 - 2015, Intel Corp.
  8. * All rights reserved.
  9. *
  10. * Redistribution and use in source and binary forms, with or without
  11. * modification, are permitted provided that the following conditions
  12. * are met:
  13. * 1. Redistributions of source code must retain the above copyright
  14. * notice, this list of conditions, and the following disclaimer,
  15. * without modification.
  16. * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  17. * substantially similar to the "NO WARRANTY" disclaimer below
  18. * ("Disclaimer") and any redistribution must be conditioned upon
  19. * including a substantially similar Disclaimer requirement for further
  20. * binary redistribution.
  21. * 3. Neither the names of the above-listed copyright holders nor the names
  22. * of any contributors may be used to endorse or promote products derived
  23. * from this software without specific prior written permission.
  24. *
  25. * Alternatively, this software may be distributed under the terms of the
  26. * GNU General Public License ("GPL") version 2 as published by the Free
  27. * Software Foundation.
  28. *
  29. * NO WARRANTY
  30. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  31. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  32. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  33. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  34. * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  35. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  36. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  37. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  38. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  39. * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  40. * POSSIBILITY OF SUCH DAMAGES.
  41. */
  42. #ifndef __ACGCC_H__
  43. #define __ACGCC_H__
  44. #define ACPI_INLINE __inline__
  45. /* Function name is used for debug output. Non-ANSI, compiler-dependent */
  46. #define ACPI_GET_FUNCTION_NAME __func__
  47. /*
  48. * This macro is used to tag functions as "printf-like" because
  49. * some compilers (like GCC) can catch printf format string problems.
  50. */
  51. #define ACPI_PRINTF_LIKE(c) __attribute__ ((__format__ (__printf__, c, c+1)))
  52. /*
  53. * Some compilers complain about unused variables. Sometimes we don't want to
  54. * use all the variables (for example, _acpi_module_name). This allows us
  55. * to tell the compiler warning in a per-variable manner that a variable
  56. * is unused.
  57. */
  58. #define ACPI_UNUSED_VAR __attribute__ ((unused))
  59. /*
  60. * Some versions of gcc implement strchr() with a buggy macro. So,
  61. * undef it here. Prevents error messages of this form (usually from the
  62. * file getopt.c):
  63. *
  64. * error: logical '&&' with non-zero constant will always evaluate as true
  65. */
  66. #ifdef strchr
  67. #undef strchr
  68. #endif
  69. /* GCC supports __VA_ARGS__ in macros */
  70. #define COMPILER_VA_MACRO 1
  71. #endif /* __ACGCC_H__ */