2 * $OpenBSD: common.h,v 1.26 2006/03/11 19:41:30 otto Exp $
3 * $DragonFly: src/usr.bin/patch/common.h,v 1.4 2007/09/29 23:11:10 swildner Exp $
7 * patch - a program to apply diffs to original files
9 * Copyright 1986, Larry Wall
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following condition is met:
13 * 1. Redistributions of source code must retain the above copyright notice,
14 * this condition and the following disclaimer.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
23 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * -C option added in 1998, original code by Marc Espie, based on FreeBSD
32 #include <sys/types.h>
37 * SIZE_MAX: older BSD compatibility for buildworld bootstrap mode only
39 #if defined(BOOTSTRAPPING) && !defined(SIZE_MAX)
40 #define SIZE_MAX 0x7fffffff
47 #define MAXHUNKSIZE 100000 /* is this enough lines? */
48 #define INITHUNKMAX 125 /* initial dynamic allocation size */
49 #define MAXLINELEN 8192
50 #define BUFFERSIZE 1024
52 #define SCCSPREFIX "s."
53 #define GET "get -e %s"
54 #define SCCSDIFF "get -p %s | diff - %s >/dev/null"
56 #define RCSSUFFIX ",v"
57 #define CHECKOUT "co -l %s"
58 #define RCSDIFF "rcsdiff %s > /dev/null"
60 #define ORIGEXT ".orig"
63 /* handy definitions */
65 #define strNE(s1,s2) (strcmp(s1, s2))
66 #define strEQ(s1,s2) (!strcmp(s1, s2))
67 #define strnNE(s1,s2,l) (strncmp(s1, s2, l))
68 #define strnEQ(s1,s2,l) (!strncmp(s1, s2, l))
72 typedef long LINENUM
; /* must be signed */
76 extern mode_t filemode
;
78 extern char buf
[MAXLINELEN
];/* general purpose buffer */
79 extern size_t buf_len
;
81 extern bool using_plan_a
; /* try to keep everything in memory */
82 extern bool out_of_mem
; /* ran out of memory in plan a */
86 extern char *filearg
[MAXFILEC
];
87 extern bool ok_to_create_file
;
89 extern char *origprae
;
91 extern char *TMPOUTNAME
;
92 extern char *TMPINNAME
;
93 extern char *TMPREJNAME
;
94 extern char *TMPPATNAME
;
106 extern bool noreverse
;
107 extern bool skip_rest_of_patch
;
108 extern int strippath
;
109 extern bool canonicalize
;
110 /* TRUE if -C was specified on command line. */
111 extern bool check_only
;
112 extern bool warn_on_invalid_line
;
113 extern bool last_line_missing_eol
;
116 #define CONTEXT_DIFF 1
117 #define NORMAL_DIFF 2
119 #define NEW_CONTEXT_DIFF 4
122 extern int diff_type
;
123 extern char *revision
; /* prerequisite revision, if any */
124 extern LINENUM input_lines
; /* how long is input file in lines */