/*      $NetBSD: extern.h,v 1.20 2015/03/12 12:40:41 christos Exp $     */

/*-
* Copyright (c) 1992 Diomidis Spinellis.
* Copyright (c) 1992, 1993
*      The Regents of the University of California.  All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Diomidis Spinellis of Imperial College, University of London.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*      @(#)extern.h    8.1 (Berkeley) 6/6/93
* $FreeBSD: head/usr.bin/sed/extern.h 170608 2007-06-12 12:05:24Z yar $
*/

extern struct s_command *prog;
extern struct s_appends *appends;
extern regmatch_t *match;
extern size_t maxnsub;
extern u_long linenum;
extern size_t appendnum;
extern int aflag, eflag, nflag;
extern const char *fname, *outfname;
extern FILE *infile, *outfile;
extern int rflags;      /* regex flags to use */

void     cfclose(struct s_command *, struct s_command *);
void     compile(void);
void     cspace(SPACE *, const char *, size_t, enum e_spflag);
char    *cu_fgets(char *, int, int *);
int      mf_fgets(SPACE *, enum e_spflag);
int      lastline(void);
void     process(void);
void     resetstate(void);
char    *strregerror(int, regex_t *);
void    *xmalloc(size_t);
void    *xrealloc(void *, size_t);
void    *xcalloc(size_t, size_t);