1/*	$OpenBSD: pch.h,v 1.9 2003/10/31 20:20:45 millert Exp $	*/
2
3/*
4 * patch - a program to apply diffs to original files
5 *
6 * Copyright 1986, Larry Wall
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following condition is met:
10 * 1. Redistributions of source code must retain the above copyright notice,
11 * this condition and the following disclaimer.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
17 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 *
25 * -C option added in 1998, original code by Marc Espie, based on FreeBSD
26 * behaviour
27 */
28
29#define OLD_FILE	0
30#define NEW_FILE	1
31#define INDEX_FILE	2
32#define MAX_FILE	3
33
34struct file_name {
35	char *path;
36	bool exists;
37};
38
39void		re_patch(void);
40void		open_patch_file(const char *);
41void		set_hunkmax(void);
42bool		there_is_another_patch(void);
43bool		another_hunk(void);
44bool		pch_swap(void);
45char		*pfetch(LINENUM);
46short		pch_line_len(LINENUM);
47LINENUM		pch_first(void);
48LINENUM		pch_ptrn_lines(void);
49LINENUM		pch_newfirst(void);
50LINENUM		pch_repl_lines(void);
51LINENUM		pch_end(void);
52LINENUM		pch_context(void);
53LINENUM		pch_hunk_beg(void);
54char		pch_char(LINENUM);
55char		*pfetch(LINENUM);
56void		do_ed_script(void);
57