dmake/stdmacs.h

   1 /* $RCSfile: stdmacs.h,v $
   2 -- $Revision: 1.5 $
   3 -- last change: $Author: hr $ $Date: 2006-04-20 12:02:29 $
   4 --
   5 -- SYNOPSIS
   6 --      General use macros.
   7 --
   8 -- DESCRIPTION
   9 --  ANSI macro relies on the fact that it can be replaced by (), or by
  10 --  its value, where the value is one value due to the preprocessors
  11 --  handling of arguments that are surrounded by ()'s as a single
  12 --  argument.
  13 --
  14 -- AUTHOR
  15 --      Dennis Vadura, dvadura@dmake.wticorp.com
  16 --
  17 -- WWW
  18 --      http://dmake.wticorp.com/
  19 --
  20 -- COPYRIGHT
  21 --      Copyright (c) 1996,1997 by WTI Corp.  All rights reserved.
  22 --
  23 --      This program is NOT free software; you can redistribute it and/or
  24 --      modify it under the terms of the Software License Agreement Provided
  25 --      in the file <distribution-root>/readme/license.txt.
  26 --
  27 -- LOG
  28 --      Use cvs log to obtain detailed change logs.
  29 */
  30
  31 #ifndef MACROS_h
  32 #define MACROS_h
  33
  34 /* AIX and Mac MPW define __STDC__ as special, but defined(__STDC__) is false,
  35  * and it has no value. */
  36 #ifndef  __STDC__
  37 #define  __STDC__ 0
  38 #endif
  39
  40 /* MSVC 6 and newer understand ANSI prototypes */
  41 #if __STDC__ || defined(__TURBOC__) || defined(__IBMC__) || defined (_MSC_VER)
  42 #define ANSI(x) x
  43 #else
  44 #define ANSI(x) ()
  45 #endif
  46
  47 #define NIL(p)  ((p*)NULL)
  48
  49 /* Cygwin defines _STDDEF_H with only one leading '_' */
  50 #if !defined(atarist) && !defined(__STDDEF_H) && !defined(_STDDEF_H)
  51 #define offsetof(type,id) ((size_t)&((type*)NULL)->id)
  52 #endif
  53
  54 #define FALSE   0
  55 #define TRUE    1
  56
  57 #define PUBLIC
  58
  59 #endif
  60