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Annotation of 43BSDReno/contrib/jove/re.h, revision 1.1

1.1     ! root        1: /***************************************************************************
        !             2:  * This program is Copyright (C) 1986, 1987, 1988 by Jonathan Payne.  JOVE *
        !             3:  * is provided to you without charge, and with no warranty.  You may give  *
        !             4:  * away copies of JOVE, including sources, provided that this notice is    *
        !             5:  * included in all the files.                                              *
        !             6:  ***************************************************************************/
        !             7: 
        !             8: #define NALTS          16      /* number of alternate search strings */
        !             9: #define COMPSIZE       256
        !            10: 
        !            11: /* kinds of regular expression compiles */
        !            12: #define NORM   0       /* nothing special */
        !            13: #define OKAY_RE        1       /* allow regular expressions */
        !            14: #define IN_CB  2       /* in curly brace; implies OKAY_RE */
        !            15: 
        !            16: struct RE_block {
        !            17:        char    r_compbuf[COMPSIZE],
        !            18:                *r_alternates[NALTS],
        !            19:                r_lbuf[LBSIZE];
        !            20:        int     r_nparens,
        !            21:                r_firstc,
        !            22:                r_anchored;
        !            23: };
        !            24: 
        !            25: extern char    searchstr[128],
        !            26:                rep_search[128],        /* replace search string */
        !            27:                rep_str[128];           /* contains replacement string */
        !            28: 
        !            29: extern int     REdirection,
        !            30:                REbom,          /* beginning and end columns of match */
        !            31:                REeom,
        !            32:                REdelta;        /* increase in line length due to last re_dosub */
        !            33: 
        !            34: extern int     okay_wrap;      /* Do a wrap search ... not when we're
        !            35:                                   parsing errors ... */
        !            36: extern char
        !            37:        *getsearch proto((void));
        !            38: 
        !            39: extern int
        !            40:        LookingAt proto((char *pattern,char *buf,int offset)),
        !            41:        look_at proto((char *expr)),
        !            42:        re_lindex proto((struct line *line,int offset,struct RE_block *re_blk, int lbuf_okay, int crater));
        !            43: 
        !            44: extern Bufpos
        !            45:        *docompiled proto((int dir, struct RE_block *re_blk)),
        !            46:        *dosearch proto((char *pattern,int dir,int re));
        !            47: 
        !            48: extern void
        !            49:        REcompile proto((char *pattern,int re,struct RE_block *re_blk)),
        !            50:        find_tag proto((char *tag,int localp)),
        !            51:        putmatch proto((int which,char *buf,size_t size)),
        !            52:        re_dosub proto((struct RE_block *re_blk, char *tobuf, int delp)),
        !            53:        setsearch proto((char *str)),
        !            54:        RErecur proto((void));

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