freebsd-src/gnu/usr.bin/grep/grep.h
1993-07-06 18:45:26 +00:00

54 lines
1.5 KiB
C

/* grep.h - interface to grep driver for searching subroutines.
Copyright (C) 1992 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
#if __STDC__
extern void fatal(const char *, int);
/* 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)(char *, size_t);
char *(*execute)(char *, size_t, char **);
} matchers[];
#else
extern void fatal();
extern struct matcher
{
char *name;
void (*compile)();
char *(*execute)();
} matchers[];
#endif
/* Exported from grep.c. */
extern char *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 */