stdc.h

   1 /* stdc.h -- macros to make source compile on both ANSI C and K&R C
   2    compilers. */
   3
   4 /* Copyright (C) 1993 Free Software Foundation, Inc.
   5
   6    This file is part of GNU Bash, the Bourne Again SHell.
   7
   8    Bash is free software; you can redistribute it and/or modify it
   9    under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 1, or (at your option)
  11    any later version.
  12
  13    Bash is distributed in the hope that it will be useful, but WITHOUT
  14    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  15    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  16    License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with Bash; see the file COPYING.  If not, write to the Free
  20    Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
  21
  22 #if !defined (_STDC_H_)
  23 #define _STDC_H_
  24
  25 /* Adapted from BSD /usr/include/sys/cdefs.h. */
  26
  27 /* A function can be defined using prototypes and compile on both ANSI C
  28    and traditional C compilers with something like this:
  29         extern char *func __P((char *, char *, int)); */
  30
  31 #if defined (__STDC__)
  32
  33 #  if !defined (__P)
  34 #    define __P(protos) protos
  35 #  endif
  36 #  define __STRING(x) #x
  37
  38 #  if !defined (__GNUC__)
  39 #    define inline
  40 #  endif
  41
  42 #else /* !__STDC__ */
  43
  44 #  if !defined (__P)
  45 #    define __P(protos) ()
  46 #  endif
  47 #  define __STRING(x) "x"
  48
  49 #if defined (__GNUC__)          /* gcc with -traditional */
  50 #  if !defined (const)
  51 #    define const  __const
  52 #  endif
  53 #  if !defined (inline)
  54 #    define inline __inline
  55 #  endif
  56 #  if !defined (signed)
  57 #    define signed __signed
  58 #  endif
  59 #  if !defined (volatile)
  60 #    define volatile __volatile
  61 #  endif
  62 #else /* !__GNUC__ */
  63 #  if !defined (const)
  64 #    define const
  65 #  endif
  66 #  if !defined (inline)
  67 #    define inline
  68 #  endif
  69 #  if !defined (signed)
  70 #    define signed
  71 #  endif
  72 #  if !defined (volatile)
  73 #    define volatile
  74 #  endif
  75 #endif /* !__GNUC__ */
  76
  77 #endif /* !__STDC__ */
  78
  79 #endif /* !_STDC_H_ */