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Annotation of OpenXM_contrib/gnuplot/ansichek.h, Revision 1.1.1.1

1.1       maekawa     1: /* $Id: ansichek.h,v 1.14 1998/06/18 14:55:01 ddenholm Exp $ */
                      2:
                      3: /* GNUPLOT - ansichek.h */
                      4:
                      5: /*[
                      6:  * Copyright 1986 - 1993, 1998   Thomas Williams, Colin Kelley
                      7:  *
                      8:  * Permission to use, copy, and distribute this software and its
                      9:  * documentation for any purpose with or without fee is hereby granted,
                     10:  * provided that the above copyright notice appear in all copies and
                     11:  * that both that copyright notice and this permission notice appear
                     12:  * in supporting documentation.
                     13:  *
                     14:  * Permission to modify the software is granted, but not the right to
                     15:  * distribute the complete modified source code.  Modifications are to
                     16:  * be distributed as patches to the released version.  Permission to
                     17:  * distribute binaries produced by compiling modified sources is granted,
                     18:  * provided you
                     19:  *   1. distribute the corresponding source modifications from the
                     20:  *    released version in the form of a patch file along with the binaries,
                     21:  *   2. add special version identification to distinguish your version
                     22:  *    in addition to the base release version number,
                     23:  *   3. provide your name and address as the primary contact for the
                     24:  *    support of your modified version, and
                     25:  *   4. retain our contact information in regard to use of the base
                     26:  *    software.
                     27:  * Permission to distribute the released version of the source code along
                     28:  * with corresponding source modifications in the form of a patch file is
                     29:  * granted with same provisions 2 through 4 for binary distributions.
                     30:  *
                     31:  * This software is provided "as is" without express or implied warranty
                     32:  * to the extent permitted by applicable law.
                     33: ]*/
                     34:
                     35:
                     36: /* figure out if we can handle ANSI prototypes
                     37:  * We invent and use ANSI_C rather than using __STDC__ directly
                     38:  * because some compilers (eg MS VC++ 4.1) switch off __STDC__
                     39:  * when extensions are enabled, but if extensions are disabled,
                     40:  * the standard headers cause compile errors. We can -DANSI_C
                     41:  * but -D__STDC__ might confuse headers
                     42:  */
                     43:
                     44: #ifndef ANSI_CHECK_H
                     45: # define ANSI_CHECK_H
                     46:
                     47: # ifndef HAVE_CONFIG_H
                     48: /* Only relevant for systems which don't run configure */
                     49:
                     50: #  if defined(__STDC__) && __STDC__
                     51: #   ifndef ANSI_C
                     52: #    define ANSI_C
                     53: #   endif
                     54: #  endif /* __STDC__ */
                     55:
                     56: /* are all these compiler tests necessary ? - can the makefiles not
                     57:  * just set ANSI_C ?
                     58:  */
                     59:
                     60: #  if defined(ANSI_C) || defined(__TURBOC__) || defined (__PUREC__) || defined (__ZTC__) || defined (_MSC_VER) || (defined(OSK) && defined(_ANSI_EXT))
                     61: #   ifndef PROTOTYPES
                     62: #    define PROTOTYPES
                     63: #   endif
                     64: #   ifndef HAVE_STRINGIZE
                     65: #    ifndef VAXC          /* not quite ANSI_C */
                     66: #     define HAVE_STRINGIZE
                     67: #    endif
                     68: #   endif
                     69: #  endif /* ANSI_C ... */
                     70:
                     71: #  ifndef ANSI_C
                     72: #   define const
                     73: #  endif
                     74:
                     75: # endif /* !HAVE_CONFIG_H */
                     76:
                     77: /* used to be __P but it was just too difficult to guess whether
                     78:  * standard headers define it. It's not as if the defn is
                     79:  * particularly difficult to do ourselves...
                     80:  */
                     81: # ifdef PROTOTYPES
                     82: #  define __PROTO(proto) proto
                     83: # else
                     84: #  define __PROTO(proto) ()
                     85: # endif
                     86:
                     87: /* generic pointer type. For old compilers this has to be changed to char *,
                     88:  * but I don't know if there are any CC's that support void and not void *
                     89:  */
                     90: #  define generic void
                     91:
                     92: #endif /* ANSI_CHECK_H */