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383 lines
10 KiB
C
383 lines
10 KiB
C
/******************************************************************************
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* FREXXWARE
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* ----------------------------------------------------------------------------
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*
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* Project: Frexx C Preprocessor
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* $Source: /home/user/start/cpp/RCS/cppdef.h,v $
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* $Revision: 1.4 $
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* $Date: 1993/12/06 13:51:20 $
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* $Author: start $
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* $State: Exp $
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* $Locker: start $
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*
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* ----------------------------------------------------------------------------
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* $Log: cppdef.h,v $
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* Revision 1.4 1993/12/06 13:51:20 start
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* A lot of new stuff (too much to mention)
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*
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* Revision 1.3 1993/11/29 14:01:13 start
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* New features added
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*
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* Revision 1.2 1993/11/11 07:16:39 start
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* New stuff
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*
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* Revision 1.1 1993/11/03 09:15:59 start
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* Initial revision
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*
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*
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*****************************************************************************/
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#ifdef EMACS
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/* Use the Emacs config file to find out what type of machine */
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#define NO_SHORTNAMES
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/* Convert Emacs's conventions for BIG_ENDIAN to cpp's convention. */
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#ifdef BIG_ENDIAN
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#undef BIG_ENDIAN
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#define BIG_ENDIAN TRUE
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#else /* not BIG_ENDIAN */
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#define BIG_ENDIAN FALSE
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#endif /* BIG_ENDIAN */
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/* Emacs uses the names index and rindex and defines them as str(r)chr if nec;
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cpp uses the opposite convention. Here we flush the macro definitions for
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Emacs and add the ones cpp wants. */
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#ifdef index
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#undef index
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#undef rindex
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#else /* index is not defined as a macro */
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#define strchr index
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#define strrchr rindex
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#endif /* index is not defined as a macro */
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#define NBUFF 2048
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#define NWORK 2048
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#endif /* EMACS */
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/*
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* S y s t e m D e p e n d e n t
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* D e f i n i t i o n s f o r C P P
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*
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* Definitions in this file may be edited to configure CPP for particular
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* host operating systems and target configurations.
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*
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* NOTE: cpp assumes it is compiled by a compiler that supports macros
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* with arguments. If this is not the case (as for Decus C), #define
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* nomacarg -- and provide function equivalents for all macros.
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*
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* cpp also assumes the host and target implement the Ascii character set.
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* If this is not the case, you will have to do some editing here and there.
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*/
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/*
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* This redundant definition of TRUE and FALSE works around
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* a limitation of Decus C.
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*/
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#ifndef TRUE
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#define TRUE 1
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#define FALSE 0
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#endif
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/*
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* Define the HOST operating system. This is needed so that
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* cpp can use appropriate filename conventions.
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*/
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#define SYS_UNKNOWN 0
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#define SYS_UNIX 1
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#define SYS_VMS 2
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#define SYS_RSX 3
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#define SYS_RT11 4
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#define SYS_LATTICE 5
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#define SYS_ONYX 6
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#define SYS_68000 7
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#define SYS_AMIGADOS 8
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#ifndef HOST
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#ifdef unix
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#define HOST SYS_UNIX
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#else
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#ifdef amiga
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#define HOST SYS_AMIGADOS
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#endif
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#endif
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#endif
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/*
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* We assume that the target is the same as the host system
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*/
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#ifndef TARGET
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#define TARGET HOST
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#endif
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/*
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* In order to predefine machine-dependent constants,
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* several strings are defined here:
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*
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* MACHINE defines the target cpu (by name)
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* SYSTEM defines the target operating system
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* COMPILER defines the target compiler
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*
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* The above may be #defined as "" if they are not wanted.
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* They should not be #defined as NULL.
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*
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* LINE_PREFIX defines the # output line prefix, if not "line"
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* This should be defined as "" if cpp is to replace
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* the "standard" C pre-processor.
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*/
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#define LINE_PREFIX "line"
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/*
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* FILE_LOCAL marks functions which are referenced only in the
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* file they reside. Some C compilers allow these
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* to be marked "static" even though they are referenced
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* by "extern" statements elsewhere.
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*
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* OK_DOLLAR Should be set TRUE if $ is a valid alphabetic character
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* in identifiers (default), or zero if $ is invalid.
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* Default is TRUE.
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*
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* OK_CONCAT Should be set TRUE if # may be used to concatenate
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* tokens in macros (per the Ansi Draft Standard) or
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* FALSE for old-style # processing (needed if cpp is
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* to process assembler source code).
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*/
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#define OK_CONCAT TRUE
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/*
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* OK_DATE Predefines the compilation date if set TRUE.
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* Not permitted by the Nov. 12, 1984 Draft Standard.
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*/
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#define OK_DATE TRUE
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/*
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*
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* OK_SIZEOF Permits sizeof in #if preprocessor expressions.
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* According to K&R V2 (page 232), this is not allowed.
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*/
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#define OK_SIZEOF TRUE
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/*
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* S_CHAR etc. Define the sizeof the basic TARGET machine word types.
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* By default, sizes are set to the values for the HOST
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* computer. If this is inappropriate, see the code in
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* cpp3.c for details on what to change. Also, if you
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* have a machine where sizeof (signed int) differs from
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* sizeof (unsigned int), you will have to edit code and
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* tables in cpp3.c (and extend the -S option definition.)
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*
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* CPP_LIBRARY May be defined if you have a site-specific include directory
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* which is to be searched *before* the operating-system
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* specific directories.
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*/
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#define MACHINE "amiga", "m68000"
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#define SYSTEM "amigados"
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/*
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* defaults
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*/
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#ifndef MSG_PREFIX
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#define MSG_PREFIX "cpp: "
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#endif
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/*
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* OLD_PREPROCESSOR forces the definition of OK_DOLLAR, OK_CONCAT,
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* COMMENT_INVISIBLE to values appropriate for
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* an old-style preprocessor.
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*/
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#if OLD_PREPROCESSOR
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#define OK_DOLLAR FALSE
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#define OK_CONCAT FALSE
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#define COMMENT_INVISIBLE TRUE
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#endif
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/*
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* RECURSION_LIMIT may be set to -1 to disable the macro recursion test.
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*/
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#ifndef RECURSION_LIMIT
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#define RECURSION_LIMIT 1000
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#endif
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/*
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* BITS_CHAR may be defined to set the number of bits per character.
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* it is needed only for multi-byte character constants.
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*/
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#ifndef BITS_CHAR
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#define BITS_CHAR 8
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#endif
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/*
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* BIG_ENDIAN is set TRUE on machines (such as the IBM 360 series)
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* where 'ab' stores 'a' in the high-bits and 'b' in the low-bits.
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* It is set FALSE on machines (such as the PDP-11 and Vax-11)
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* where 'ab' stores 'a' in the low-bits and 'b' in the high-bits.
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* (Or is it the other way around?) -- Warning: BIG_ENDIAN code is untested.
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* [I *seems* to be the other way around, according to the code /OIS]
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*/
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#ifndef BIG_ENDIAN
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#define BIG_ENDIAN FALSE
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#endif
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/*
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* COMMENT_INVISIBLE may be defined to allow "old-style" comment
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* processing, whereby the comment becomes a zero-length token
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* delimiter. This permitted tokens to be concatenated in macro
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* expansions. This was removed from the Draft Ansi Standard.
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*/
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#ifndef COMMENT_INVISIBLE
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#define COMMENT_INVISIBLE FALSE
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#endif
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/*
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* OK_DOLLAR enables use of $ as a valid "letter" in identifiers.
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* This is a permitted extension to the Ansi Standard and is required
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* for e.g., VMS, RSX-11M, etc. It should be set FALSE if cpp is
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* used to preprocess assembler source on Unix systems. OLD_PREPROCESSOR
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* sets OK_DOLLAR FALSE for that reason.
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*/
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#ifndef OK_DOLLAR
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#define OK_DOLLAR TRUE
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#endif
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/*
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* OK_CONCAT enables (one possible implementation of) token concatenation.
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* If cpp is used to preprocess Unix assembler source, this should be
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* set FALSE as the concatenation character, #, is used by the assembler.
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*/
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#ifndef OK_CONCAT
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#define OK_CONCAT TRUE
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#endif
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/*
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* OK_DATE may be enabled to predefine today's date as a string
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* at the start of each compilation. This is apparently not permitted
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* by the Draft Ansi Standard.
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*/
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#ifndef OK_DATE
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#define OK_DATE TRUE
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#endif
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/*
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* OK_SIZEOF may be defined to allow sizeof(type) in #if expressions.
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* Actually, it is none of the preprocessors business how large these
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* things are, as they might be different with different compiler
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* options. Also, according to K&R V2, page 232, it is nonstandard.
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* This option was added in the PDC process, under no. *OIS*0.92*.
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*/
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#ifndef OK_SIZEOF
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#define OK_SIZEOF FALSE
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#endif
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/*
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* Some common definitions.
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*/
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#ifndef DEBUG
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#define DEBUG FALSE
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#endif
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/*
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* The following definitions are used to allocate memory for
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* work buffers. In general, they should not be modified
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* by implementors.
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*
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* PAR_MAC The maximum number of #define parameters (31 per Standard)
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* Note: we need another one for strings.
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* NBUFF Input buffer size
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* NWORK Work buffer size -- the longest macro
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* must fit here after expansion.
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* NEXP The nesting depth of #if expressions
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* NINCLUDE The number of directories that may be specified
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* on a per-system basis, or by the -I option.
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* BLK_NEST The number of nested #if's permitted.
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*/
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#ifndef PAR_MAC
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#define PAR_MAC (31 + 1)
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#endif
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#ifndef NBUFF
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#define NBUFF 512
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#endif
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#ifndef NWORK
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#define NWORK 512
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#endif
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#ifndef NEXP
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#define NEXP 128
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#endif
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#ifndef NINCLUDE
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#define NINCLUDE 20
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#endif
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#ifndef NPARMWORK
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#define NPARMWORK (NWORK * 2)
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#endif
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#ifndef BLK_NEST
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#define BLK_NEST 32
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#endif
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/*
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* Some special constants. These may need to be changed if cpp
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* is ported to a wierd machine.
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*
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* NOTE: if cpp is run on a non-ascii machine, ALERT and VT may
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* need to be changed. They are used to implement the proposed
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* ANSI standard C control characters '\a' and '\v' only.
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* DEL is used to tag macro tokens to prevent #define foo foo
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* from looping. Note that we don't try to prevent more elaborate
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* #define loops from occurring.
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*/
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#ifndef ALERT
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#define ALERT '\007' /* '\a' is "Bell" */
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#endif
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#ifndef VT
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#define VT '\013' /* Vertical Tab CTRL/K */
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#endif
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/*
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* Functions can be declared/defined static to only become in the
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* scope for functions of the same source file.
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*/
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#ifndef FILE_LOCAL
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#define FILE_LOCAL static /* file-unique globals */
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#endif
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/*
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* For compilers supporting inlining, the INLINE macro has been added to
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* functions called from only one place. There might still be some
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* functions that should have this macro.
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*/
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#ifdef AMIGA
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#define INLINE __inline /* Amiga compiler SAS/C 6.x supports this! */
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#else
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#define INLINE /* don't support that kind of stuff */
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#endif
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#if defined(AMIGA) && defined(SHARED)
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#define PREFIX __asm __saveds
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#define REG(x) register __ ## x
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#else
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#define PREFIX
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#define REG(x)
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#endif
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/*
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* SBSIZE defines the number of hash-table slots for the symbol table.
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*/
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#ifndef SBSIZE
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#define SBSIZE 64
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#endif
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#define VERSION_TEXT "Frexx C Preprocessor v1.5.1 " \
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"Copyright (C) by FrexxWare 1993 - 2002.\n" \
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"Compiled " __DATE__ "\n"
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