xref: /dflybsd-src/usr.bin/patch/pch.h (revision b94b84ca5c08efb447331811e050106ac4c7d3f1)
1*b94b84caSDaniel Fojt /*-
248d201a5SJoerg Sonnenberger  * Copyright 1986, Larry Wall
348d201a5SJoerg Sonnenberger  *
448d201a5SJoerg Sonnenberger  * Redistribution and use in source and binary forms, with or without
548d201a5SJoerg Sonnenberger  * modification, are permitted provided that the following condition is met:
648d201a5SJoerg Sonnenberger  * 1. Redistributions of source code must retain the above copyright notice,
748d201a5SJoerg Sonnenberger  * this condition and the following disclaimer.
848d201a5SJoerg Sonnenberger  *
948d201a5SJoerg Sonnenberger  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
1048d201a5SJoerg Sonnenberger  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
1148d201a5SJoerg Sonnenberger  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
1248d201a5SJoerg Sonnenberger  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
1348d201a5SJoerg Sonnenberger  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1448d201a5SJoerg Sonnenberger  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
1548d201a5SJoerg Sonnenberger  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
1648d201a5SJoerg Sonnenberger  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
1748d201a5SJoerg Sonnenberger  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
1848d201a5SJoerg Sonnenberger  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1948d201a5SJoerg Sonnenberger  * SUCH DAMAGE.
2048d201a5SJoerg Sonnenberger  *
21*b94b84caSDaniel Fojt  * patch - a program to apply diffs to original files
22*b94b84caSDaniel Fojt  *
2348d201a5SJoerg Sonnenberger  * -C option added in 1998, original code by Marc Espie, based on FreeBSD
2448d201a5SJoerg Sonnenberger  * behaviour
25*b94b84caSDaniel Fojt  *
26*b94b84caSDaniel Fojt  * $OpenBSD: pch.h,v 1.9 2003/10/31 20:20:45 millert Exp $
27*b94b84caSDaniel Fojt  * $FreeBSD: head/usr.bin/patch/pch.h 354328 2019-11-04 03:07:01Z kevans $
2848d201a5SJoerg Sonnenberger  */
2948d201a5SJoerg Sonnenberger 
3048d201a5SJoerg Sonnenberger #define	OLD_FILE	0
3148d201a5SJoerg Sonnenberger #define	NEW_FILE	1
3248d201a5SJoerg Sonnenberger #define	INDEX_FILE	2
3348d201a5SJoerg Sonnenberger #define	MAX_FILE	3
3448d201a5SJoerg Sonnenberger 
3548d201a5SJoerg Sonnenberger struct file_name {
3648d201a5SJoerg Sonnenberger 	char *path;
3748d201a5SJoerg Sonnenberger 	bool exists;
3848d201a5SJoerg Sonnenberger };
3948d201a5SJoerg Sonnenberger 
40*b94b84caSDaniel Fojt extern char	*source_file;
41*b94b84caSDaniel Fojt 
4248d201a5SJoerg Sonnenberger void		re_patch(void);
4348d201a5SJoerg Sonnenberger void		open_patch_file(const char *);
4448d201a5SJoerg Sonnenberger void		set_hunkmax(void);
4548d201a5SJoerg Sonnenberger bool		there_is_another_patch(void);
4648d201a5SJoerg Sonnenberger bool		another_hunk(void);
4748d201a5SJoerg Sonnenberger bool		pch_swap(void);
4848d201a5SJoerg Sonnenberger char		*pfetch(LINENUM);
49*b94b84caSDaniel Fojt unsigned short	pch_line_len(LINENUM);
5048d201a5SJoerg Sonnenberger LINENUM		pch_first(void);
5148d201a5SJoerg Sonnenberger LINENUM		pch_ptrn_lines(void);
5248d201a5SJoerg Sonnenberger LINENUM		pch_newfirst(void);
5348d201a5SJoerg Sonnenberger LINENUM		pch_repl_lines(void);
5448d201a5SJoerg Sonnenberger LINENUM		pch_end(void);
5548d201a5SJoerg Sonnenberger LINENUM		pch_context(void);
5648d201a5SJoerg Sonnenberger LINENUM		pch_hunk_beg(void);
5748d201a5SJoerg Sonnenberger char		pch_char(LINENUM);
5848d201a5SJoerg Sonnenberger void		do_ed_script(void);
59