Category : OS/2 Files
Archive   : GNUGREP.ZIP
Filename : KWSET.H

Output of file : KWSET.H contained in archive : GNUGREP.ZIP
/* kwset.h - header declaring the keyword set library.
Copyright 1989 Free Software Foundation
Written August 1989 by Mike Haertel.

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

The author may be reached (Email) at the address [email protected],
or (US mail) as Mike Haertel c/o Free Software Foundation. */

struct kwsmatch
int index; /* Index number of matching keyword. */
char *beg[1]; /* Begin pointer for each submatch. */
size_t size[1]; /* Length of each submatch. */

#if __STDC__

typedef void *kwset_t;

/* Return an opaque pointer to a newly allocated keyword set, or NULL
if enough memory cannot be obtained. The argument if non-NULL
specifies a table of character translations to be applied to all
pattern and search text. */
extern kwset_t kwsalloc(const char *);

/* Incrementally extend the keyword set to include the given string.
Return NULL for success, or an error message. Remember an index
number for each keyword included in the set. */
extern const char *kwsincr(kwset_t, const char *, size_t);

/* When the keyword set has been completely built, prepare it for
use. Return NULL for success, or an error message. */
extern const char *kwsprep(kwset_t);

/* Search through the given buffer for a member of the keyword set.
Return a pointer to the leftmost longest match found, or NULL if
no match is found. If foundlen is non-NULL, store the length of
the matching substring in the integer it points to. Similarly,
if foundindex is non-NULL, store the index of the particular
keyword found therein. */
extern char *kwsexec(kwset_t, char *, size_t, struct kwsmatch *);

/* Deallocate the given keyword set and all its associated storage. */
extern void kwsfree(kwset_t);


typedef char *kwset_t;

extern kwset_t kwsalloc();
extern char *kwsincr();
extern char *kwsprep();
extern char *kwsexec();
extern void kwsfree();


  3 Responses to “Category : OS/2 Files
Archive   : GNUGREP.ZIP
Filename : KWSET.H

  1. Very nice! Thank you for this wonderful archive. I wonder why I found it only now. Long live the BBS file archives!

  2. This is so awesome! 😀 I’d be cool if you could download an entire archive of this at once, though.

  3. But one thing that puzzles me is the “mtswslnkmcjklsdlsbdmMICROSOFT” string. There is an article about it here. It is definitely worth a read: