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Sourcecode: jove version File versions

re.h

/**************************************************************************
 * This program is Copyright (C) 1986-2002 by Jonathan Payne.  JOVE is    *
 * provided by Jonathan and Jovehacks without charge and without          *
 * warranty.  You may copy, modify, and/or distribute JOVE, provided that *
 * this notice is included in all the source files and documentation.     *
 **************************************************************************/

#define NALTS           16    /* number of alternate search strings */
#define COMPSIZE  512

/* kinds of regular expression compiles */
#define NORM      0     /* nothing special */
#define OKAY_RE   1     /* allow regular expressions */
#define IN_CB     2     /* in curly brace; implies OKAY_RE */

struct RE_block {
      char
            r_compbuf[COMPSIZE],
            *r_alternates[NALTS],
            r_lbuf[LBSIZE];
      int
            r_nparens;
      ZXchar
            r_firstc;
      bool
            r_anchored;
};

extern char
      rep_search[128],  /* replace search string */
      rep_str[128];           /* contains replacement string */

extern int
      REbom,            /* beginning and end columns of match */
      REeom,
      REdelta;    /* increase in line length due to last re_dosub */

extern bool okay_wrap;  /* Do a wrap search ... not when we're
                           parsing errors ... */

extern bool
      re_lindex proto((LinePtr line, int offset, int dir,
            struct RE_block *re_blk, bool lbuf_okay, int crater)),
      LookingAt proto((const char *pattern,char *buf,int offset)),
      look_at proto((char *expr));

extern Bufpos
      *docompiled proto((int dir, struct RE_block *re_blk)),
      *dosearch proto((const char *pattern, int dir, bool re));

extern void
      REcompile proto((const char *pattern, bool re, struct RE_block *re_blk)),
      putmatch proto((int which, char *buf,size_t size)),
      re_dosub proto((struct RE_block *re_blk, char *tobuf, bool delp)),
      RErecur proto((void));

/* Variables: */

extern bool
      CaseIgnore,       /* VAR: ignore case in search */
      WrapScan;         /* VAR: make searches wrap */

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