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/* grep.h - interface to grep driver for searching subroutines.
Copyright (C) 1992, 1998 Free Software Foundation, Inc.
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 2, 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
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6) || __STRICT_ANSI__
# define __attribute__(x)
#endif
extern void fatal PARAMS ((const char *, int)) __attribute__((noreturn));
extern char *xmalloc PARAMS ((size_t size));
extern char *xrealloc PARAMS ((char *ptr, size_t size));
/* Grep.c expects the matchers vector to be terminated
by an entry with a NULL name, and to contain at least
an entry named "default". */
extern struct matcher
{
char *name;
void (*compile) PARAMS ((char *, size_t));
char *(*execute) PARAMS ((char *, size_t, char **));
} matchers[];
/* Exported from fgrepmat.c, egrepmat.c, grepmat.c. */
extern char const *matcher;
/* The following flags are exported from grep for the matchers
to look at. */
extern int match_icase; /* -i */
extern int match_words; /* -w */
extern int match_lines; /* -x */
extern unsigned char eolbyte; /* -z */
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