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/*
* $Id: ansichek.h,v 1.8 2011/09/04 11:08:33 markisch Exp $
*/
/* GNUPLOT - ansichek.h */
/*[
* Copyright 1986 - 1993, 1998, 2004 Thomas Williams, Colin Kelley
*
* Permission to use, copy, and distribute this software and its
* documentation for any purpose with or without fee is hereby granted,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation.
*
* Permission to modify the software is granted, but not the right to
* distribute the complete modified source code. Modifications are to
* be distributed as patches to the released version. Permission to
* distribute binaries produced by compiling modified sources is granted,
* provided you
* 1. distribute the corresponding source modifications from the
* released version in the form of a patch file along with the binaries,
* 2. add special version identification to distinguish your version
* in addition to the base release version number,
* 3. provide your name and address as the primary contact for the
* support of your modified version, and
* 4. retain our contact information in regard to use of the base
* software.
* Permission to distribute the released version of the source code along
* with corresponding source modifications in the form of a patch file is
* granted with same provisions 2 through 4 for binary distributions.
*
* This software is provided "as is" without express or implied warranty
* to the extent permitted by applicable law.
]*/
/* figure out if we can handle ANSI prototypes
* We invent and use ANSI_C rather than using __STDC__ directly
* because some compilers (eg MS VC++ 4.1) switch off __STDC__
* when extensions are enabled, but if extensions are disabled,
* the standard headers cause compile errors. We can -DANSI_C
* but -D__STDC__ might confuse headers
*/
#ifndef ANSI_CHECK_H
# define ANSI_CHECK_H
# if defined(__STDC__) && __STDC__
# ifndef ANSI_C
# define ANSI_C
# endif
# endif /* __STDC__ */
# ifndef HAVE_CONFIG_H
/* Only relevant for systems which don't run configure */
/* are all these compiler tests necessary ? - can the makefiles not
* just set ANSI_C ?
*/
# if defined(ANSI_C) || defined (_MSC_VER)
# ifndef PROTOTYPES
# define PROTOTYPES
# endif
# ifndef HAVE_STRINGIZE
# ifndef VAXC /* not quite ANSI_C */
# define HAVE_STRINGIZE
# endif
# endif
# endif /* ANSI_C ... */
# ifndef ANSI_C
# define const
# endif
# endif /* !HAVE_CONFIG_H */
/* used to be __P but it was just too difficult to guess whether
* standard headers define it. It's not as if the defn is
* particularly difficult to do ourselves...
*/
# ifdef PROTOTYPES
# define __PROTO(proto) proto
# else
# define __PROTO(proto) ()
# endif
/* generic pointer type. For old compilers this has to be changed to char *,
* but I don't know if there are any CC's that support void and not void *
*/
# define generic void
#endif /* ANSI_CHECK_H */
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