1/* grep.h - interface to grep driver for searching subroutines.
2   Copyright (C) 1992, 1998, 2001 Free Software Foundation, Inc.
3
4   This program is free software; you can redistribute it and/or modify
5   it under the terms of the GNU General Public License as published by
6   the Free Software Foundation; either version 2, or (at your option)
7   any later version.
8
9   This program is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12   GNU General Public License for more details.
13
14   You should have received a copy of the GNU General Public License
15   along with this program; if not, write to the Free Software
16   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
17   02111-1307, USA.  */
18
19/* $FreeBSD$ */
20
21#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6) || __STRICT_ANSI__
22# define __attribute__(x)
23#endif
24
25/* Grep.c expects the matchers vector to be terminated
26   by an entry with a NULL compile, and to contain at least
27   an entry named "default". */
28
29extern struct matcher
30{
31  char name[8];
32  void (*compile) PARAMS ((char const *, size_t));
33  size_t (*execute) PARAMS ((char const *, size_t, size_t *, int));
34} const matchers[];
35
36/* Exported from fgrepmat.c, egrepmat.c, grepmat.c.  */
37extern char const *matcher;
38
39/* The following flags are exported from grep for the matchers
40   to look at. */
41extern int match_icase;		/* -i */
42extern int match_words;		/* -w */
43extern int match_lines;		/* -x */
44extern unsigned char eolbyte;	/* -z */
45