2 * Copyright 1986, Larry Wall
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following condition is met:
6 * 1. Redistributions of source code must retain the above copyright notice,
7 * this condition and the following disclaimer.
9 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
10 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
11 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
12 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
13 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
14 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
15 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
16 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
17 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
18 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
21 * patch - a program to apply diffs to original files
23 * -C option added in 1998, original code by Marc Espie, based on FreeBSD
26 * $OpenBSD: common.h,v 1.26 2006/03/11 19:41:30 otto Exp $
30 #include <sys/types.h>
39 #define MAXHUNKSIZE 200000 /* is this enough lines? */
40 #define INITHUNKMAX 125 /* initial dynamic allocation size */
41 #define INITLINELEN 4096
42 #define BUFFERSIZE 4096
43 #define LINENUM_MAX LONG_MAX
45 #define SCCSPREFIX "s."
47 #define RCSSUFFIX ",v"
48 #define CHECKOUT "/usr/bin/co"
49 #define RCSDIFF "/usr/bin/rcsdiff"
51 #define ORIGEXT ".orig"
54 /* handy definitions */
56 #define strNE(s1,s2) (strcmp(s1, s2))
57 #define strEQ(s1,s2) (!strcmp(s1, s2))
58 #define strnNE(s1,s2,l) (strncmp(s1, s2, l))
59 #define strnEQ(s1,s2,l) (!strncmp(s1, s2, l))
63 typedef long LINENUM; /* must be signed */
67 extern mode_t filemode;
69 extern char *buf; /* general purpose buffer */
70 extern size_t buf_size; /* size of general purpose buffer */
72 extern bool using_plan_a; /* try to keep everything in memory */
73 extern bool out_of_mem; /* ran out of memory in plan a */
77 extern char *filearg[MAXFILEC];
78 extern bool ok_to_create_file;
80 extern char *origprae;
82 extern char *TMPOUTNAME;
83 extern char *TMPINNAME;
84 extern char *TMPREJNAME;
85 extern char *TMPPATNAME;
97 extern bool noreverse;
98 extern bool skip_rest_of_patch;
100 extern bool canonicalize;
101 /* TRUE if -C was specified on command line. */
102 extern bool check_only;
103 extern bool warn_on_invalid_line;
104 extern bool last_line_missing_eol;
107 #define CONTEXT_DIFF 1
108 #define NORMAL_DIFF 2
110 #define NEW_CONTEXT_DIFF 4
113 extern int diff_type;
114 extern char *revision; /* prerequisite revision, if any */
115 extern LINENUM input_lines; /* how long is input file in lines */