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 #if defined (__STDC__)
  31
  32 #  if !defined (__P)
  33 #    define __P(protos) protos
  34 #  endif
  35 #  define __STRING(x) #x
  36
  37 #  if !defined (__GNUC__)
  38 #    define inline
  39 #  endif
  40
  41 #else /* !__STDC__ */
  42
  43 #  if !defined (__P)
  44 #    define __P(protos) ()
  45 #  endif
  46 #  define __STRING(x) "x"
  47
  48 #if defined (__GNUC__)          /* gcc with -traditional */
  49 #  if !defined (const)
  50 #    define const  __const
  51 #  endif
  52 #  if !defined (inline)
  53 #    define inline __inline
  54 #  endif
  55 #  if !defined (signed)
  56 #    define signed __signed
  57 #  endif
  58 #  if !defined (volatile)
  59 #    define volatile __volatile
  60 #  endif
  61 #else /* !__GNUC__ */
  62 #  if !defined (const)
  63 #    define const
  64 #  endif
  65 #  if !defined (inline)
  66 #    define inline
  67 #  endif
  68 #  if !defined (signed)
  69 #    define signed
  70 #  endif
  71 #  if !defined (volatile)
  72 #    define volatile
  73 #  endif
  74 #endif /* !__GNUC__ */
  75
  76 #endif /* !__STDC__ */
  77
  78 #endif /* !__STDC_H__ */