f2b12f996c
This is the fcpp 1.5.1 code base. Due to lousy previous code management and respository treatment, we have no revision history for the files other than what is mentioned in some headers.
384 lines
10 KiB
C
384 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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