f601b777fc
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
61 lines
2.5 KiB
C
61 lines
2.5 KiB
C
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 1992 Diomidis Spinellis.
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Diomidis Spinellis of Imperial College, University of London.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)extern.h 8.1 (Berkeley) 6/6/93
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* $FreeBSD$
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*/
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extern struct s_command *prog;
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extern struct s_appends *appends;
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extern regmatch_t *match;
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extern size_t maxnsub;
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extern u_long linenum;
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extern unsigned int appendnum;
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extern int aflag, eflag, nflag;
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extern const char *fname, *outfname;
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extern FILE *infile, *outfile;
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extern int rflags; /* regex flags to use */
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extern const char *inplace;
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extern int quit;
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void cfclose(struct s_command *, struct s_command *);
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void compile(void);
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void cspace(SPACE *, const char *, size_t, enum e_spflag);
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char *cu_fgets(char *, int, int *);
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int mf_fgets(SPACE *, enum e_spflag);
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int lastline(void);
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void process(void);
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void resetstate(void);
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char *strregerror(int, regex_t *);
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