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[/] [eco32/] [trunk/] [lcc/] [cpp/] [cpp.h.ORIG] - Blame information for rev 4

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1 4 hellwig
/* $Id: cpp.h,v 1.6 2001/06/04 22:42:04 drh Exp $ */
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#include 
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#define INS     32768           /* input buffer */
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#define OBS     4096            /* outbut buffer */
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#define NARG    32              /* Max number arguments to a macro */
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#define NINCLUDE 32             /* Max number of include directories (-I) */
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#define NIF     32              /* depth of nesting of #if */
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#ifndef EOF
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#define EOF     (-1)
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#endif
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#ifndef NULL
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#define NULL    0
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#endif
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#ifndef __alpha
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typedef unsigned char uchar;
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#endif
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enum toktype { END, UNCLASS, NAME, NUMBER, STRING, CCON, NL, WS, DSHARP,
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                EQ, NEQ, LEQ, GEQ, LSH, RSH, LAND, LOR, PPLUS, MMINUS,
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                ARROW, SBRA, SKET, LP, RP, DOT, AND, STAR, PLUS, MINUS,
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                TILDE, NOT, SLASH, PCT, LT, GT, CIRC, OR, QUEST,
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                COLON, ASGN, COMMA, SHARP, SEMIC, CBRA, CKET,
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                ASPLUS, ASMINUS, ASSTAR, ASSLASH, ASPCT, ASCIRC, ASLSH,
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                ASRSH, ASOR, ASAND, ELLIPS,
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                DSHARP1, NAME1, DEFINED, UMINUS };
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enum kwtype { KIF, KIFDEF, KIFNDEF, KELIF, KELSE, KENDIF, KINCLUDE, KDEFINE,
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                KUNDEF, KLINE, KERROR, KPRAGMA, KDEFINED,
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                KLINENO, KFILE, KDATE, KTIME, KSTDC, KEVAL };
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#define ISDEFINED       01      /* has #defined value */
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#define ISKW            02      /* is PP keyword */
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#define ISUNCHANGE      04      /* can't be #defined in PP */
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#define ISMAC           010     /* builtin macro, e.g. __LINE__ */
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#define EOB     0xFE            /* sentinel for end of input buffer */
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#define EOFC    0xFD            /* sentinel for end of input file */
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#define XPWS    1               /* token flag: white space to assure token sep. */
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typedef struct token {
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        unsigned char   type;
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        unsigned char   flag;
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        unsigned short  hideset;
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        unsigned int    wslen;
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        unsigned int    len;
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        uchar   *t;
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} Token;
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typedef struct tokenrow {
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        Token   *tp;            /* current one to scan */
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        Token   *bp;            /* base (allocated value) */
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        Token   *lp;            /* last+1 token used */
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        int     max;            /* number allocated */
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} Tokenrow;
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typedef struct source {
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        char    *filename;      /* name of file of the source */
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        int     line;           /* current line number */
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        int     lineinc;        /* adjustment for \\n lines */
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        uchar   *inb;           /* input buffer */
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        uchar   *inp;           /* input pointer */
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        uchar   *inl;           /* end of input */
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        FILE*   fd;             /* input source */
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        int     ifdepth;        /* conditional nesting in include */
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        struct  source *next;   /* stack for #include */
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} Source;
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typedef struct nlist {
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        struct nlist *next;
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        uchar   *name;
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        int     len;
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        Tokenrow *vp;           /* value as macro */
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        Tokenrow *ap;           /* list of argument names, if any */
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        char    val;            /* value as preprocessor name */
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        char    flag;           /* is defined, is pp name */
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} Nlist;
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typedef struct  includelist {
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        char    deleted;
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        char    always;
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        char    *file;
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} Includelist;
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#define new(t)  (t *)domalloc(sizeof(t))
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#define quicklook(a,b)  (namebit[(a)&077] & (1<<((b)&037)))
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#define quickset(a,b)   namebit[(a)&077] |= (1<<((b)&037))
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extern  unsigned long namebit[077+1];
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enum errtype { WARNING, ERROR, FATAL };
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void    expandlex(void);
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void    fixlex(void);
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void    setup(int, char **);
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int     gettokens(Tokenrow *, int);
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int     comparetokens(Tokenrow *, Tokenrow *);
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Source  *setsource(char *, FILE *, char *);
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void    unsetsource(void);
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void    puttokens(Tokenrow *);
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void    process(Tokenrow *);
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void    *domalloc(int);
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void    dofree(void *);
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void    error(enum errtype, char *, ...);
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void    flushout(void);
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int     fillbuf(Source *);
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int     trigraph(Source *);
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int     foldline(Source *);
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Nlist   *lookup(Token *, int);
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void    control(Tokenrow *);
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void    dodefine(Tokenrow *);
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void    doadefine(Tokenrow *, int);
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void    doinclude(Tokenrow *);
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void    doif(Tokenrow *, enum kwtype);
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void    expand(Tokenrow *, Nlist *);
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void    builtin(Tokenrow *, int);
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int     gatherargs(Tokenrow *, Tokenrow **, int *);
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void    substargs(Nlist *, Tokenrow *, Tokenrow **);
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void    expandrow(Tokenrow *, char *);
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void    maketokenrow(int, Tokenrow *);
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Tokenrow *copytokenrow(Tokenrow *, Tokenrow *);
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Token   *growtokenrow(Tokenrow *);
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Tokenrow *normtokenrow(Tokenrow *);
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void    adjustrow(Tokenrow *, int);
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void    movetokenrow(Tokenrow *, Tokenrow *);
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void    insertrow(Tokenrow *, int, Tokenrow *);
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void    peektokens(Tokenrow *, char *);
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void    doconcat(Tokenrow *);
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Tokenrow *stringify(Tokenrow *);
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int     lookuparg(Nlist *, Token *);
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long    eval(Tokenrow *, int);
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void    genline(void);
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void    setempty(Tokenrow *);
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void    makespace(Tokenrow *);
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char    *outnum(char *, int);
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int     digit(int);
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uchar   *newstring(uchar *, int, int);
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int     checkhideset(int, Nlist *);
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void    prhideset(int);
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int     newhideset(int, Nlist *);
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int     unionhideset(int, int);
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void    iniths(void);
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void    setobjname(char *);
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#define rowlen(tokrow)  ((tokrow)->lp - (tokrow)->bp)
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extern  char *outp;
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extern  Token   nltoken;
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extern  Source *cursource;
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extern  char *curtime;
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extern  int incdepth;
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extern  int ifdepth;
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extern  int ifsatisfied[NIF];
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extern  int Mflag;
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extern  int skipping;
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extern  int verbose;
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extern  int Cplusplus;
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extern  Nlist *kwdefined;
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extern  Includelist includelist[NINCLUDE];
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extern  char wd[];

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