dep/ACE_wrappers/ace/os_include/os_stddef.h

   1 // -*- C++ -*-
   2
   3 //=============================================================================
   4 /**
   5  *  @file    os_stddef.h
   6  *
   7  *  standard type definitions
   8  *
   9  *  $Id: os_stddef.h 80826 2008-03-04 14:51:23Z wotte $
  10  *
  11  *  @author Don Hinton <dhinton@dresystems.com>
  12  *  @author This code was originally in various places including ace/OS.h.
  13  */
  14 //=============================================================================
  15
  16 // From http://www.UNIX-systems.org/single_unix_specification/
  17
  18 #ifndef ACE_OS_INCLUDE_OS_STDDEF_H
  19 #define ACE_OS_INCLUDE_OS_STDDEF_H
  20
  21 #include /**/ "ace/pre.h"
  22
  23 #include "ace/config-lite.h"
  24
  25 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  26 # pragma once
  27 #endif /* ACE_LACKS_PRAGMA_ONCE */
  28
  29 #if !defined (ACE_LACKS_STDDEF_H)
  30 #  include /**/ <stddef.h>
  31 #endif /* !ACE_LACKS_STDDEF_H */
  32
  33 // Place all additions (especially function declarations) within extern "C" {}
  34 #ifdef __cplusplus
  35 extern "C"
  36 {
  37 #endif /* __cplusplus */
  38
  39 //FUZZ: disable check_for_NULL
  40 // NULL pointer constant
  41 #if defined (ACE_LACKS_NULL)
  42 #  undef NULL
  43 #  if defined(__cplusplus)
  44 #    define NULL 0
  45 #  else
  46 #    define NULL ((void *)0)
  47 #  endif
  48 #endif /* ACE_LACKS_NULL */
  49 //FUZZ: enable check_for_NULL
  50
  51 /*
  52   Integer constant expression of type size_t, the value of which is the offset
  53   in bytes to the structure member (member-designator), from the beginning of
  54   its structure (type).
  55 */
  56 #if defined (ACE_LACKS_OFFSETOF)
  57 #  undef offsetof
  58 #  define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
  59 #endif /* ACE_LACKS_OFFSETOF */
  60
  61 //  Signed integer type of the result of subtracting two pointers.
  62 #if defined (ACE_LACKS_PTRDIFF_T)
  63 #  if !defined (ACE_PTRDIFF_T_TYPE)
  64 #    define ACE_PTRDIFF_T_TYPE unsigned long
  65 #  endif /* !ACE_PTRDIFF_T_TYPE */
  66    typedef ACE_PTRDIFF_T_TYPE ptrdiff_t;
  67 #endif /* ACE_LACKS_PTRDIFF_T */
  68
  69 /*
  70   Integer type whose range of values can represent distinct wide-character
  71   codes for all members of the largest character set specified among the
  72   locales supported by the compilation environment: the null character has
  73   the code value 0 and each member of the portable character set has a code
  74   value equal to its value when used as the lone character in an integer
  75   character constant.
  76 */
  77 #if defined (ACE_LACKS_WCHAR_T)
  78 #  if !defined (ACE_WCHAR_T_TYPE)
  79 #    define ACE_WCHAR_T_TYPE long;
  80 #  endif /* !ACE_WCHAR_T_TYPE */
  81    typedef ACE_WCHAR_T_TYPE wchar_t;
  82 #endif /* ACE_LACKS_WCHAR_T */
  83
  84 //  Unsigned integer type of the result of the sizeof operator.
  85 #if defined (ACE_LACKS_SIZE_T)
  86 #  if !defined (ACE_SIZE_T_TYPE)
  87 #    define ACE_SIZE_T_TYPE unsigned int;
  88 #  endif /* !ACE_SIZE_T_TYPE */
  89    typedef ACE_SIZE_T_TYPE size_t;
  90 #endif /* ACE_LACKS_SIZE_T */
  91
  92 #ifdef __cplusplus
  93 }
  94 #endif /* __cplusplus */
  95
  96 #include /**/ "ace/post.h"
  97 #endif /* ACE_OS_INCLUDE_OS_STDDEF_H */