HardenedBSD/usr.bin/sed/extern.h
Mark Johnston b480502648 sed: Fix -i option behavior with 'q' command.
Don't just exit when encountering the 'q' command if we edit file
inplace, and give mf_fgets() a chance to actually handle the
inplace case.

Also add a regression test.

Submitted by:	Yuri Pankov <yuripv@yuripv.net>
Approved by:	re (kib)
MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D16798
2018-08-29 17:09:03 +00:00

61 lines
2.5 KiB
C

/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* 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
* $FreeBSD$
*/
extern struct s_command *prog;
extern struct s_appends *appends;
extern regmatch_t *match;
extern size_t maxnsub;
extern u_long linenum;
extern unsigned int appendnum;
extern int aflag, eflag, nflag;
extern const char *fname, *outfname;
extern FILE *infile, *outfile;
extern int rflags; /* regex flags to use */
extern const char *inplace;
extern int quit;
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 *);