1 /* 2 * $OpenBSD: common.h,v 1.26 2006/03/11 19:41:30 otto Exp $ 3 * $DragonFly: src/usr.bin/patch/common.h,v 1.5 2008/08/10 23:50:12 joerg Exp $ 4 * $NetBSD: common.h,v 1.19 2008/09/19 18:33:34 joerg Exp $ 5 */ 6 7 /* 8 * patch - a program to apply diffs to original files 9 * 10 * Copyright 1986, Larry Wall 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following condition is met: 14 * 1. Redistributions of source code must retain the above copyright notice, 15 * this condition and the following disclaimer. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 23 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 24 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * -C option added in 1998, original code by Marc Espie, based on FreeBSD 30 * behaviour 31 */ 32 33 #include <sys/types.h> 34 35 #include <stdbool.h> 36 #include <stdint.h> 37 38 #define DEBUGGING 39 40 /* constants */ 41 42 #define MAXHUNKSIZE 100000 /* is this enough lines? */ 43 #define INITHUNKMAX 125 /* initial dynamic allocation size */ 44 #define MAXLINELEN 8192 45 #define BUFFERSIZE 1024 46 47 #define SCCSPREFIX "s." 48 #define GET "get -e %s" 49 #define SCCSDIFF "get -p %s | diff - %s >/dev/null" 50 51 #define RCSSUFFIX ",v" 52 #define CHECKOUT "/usr/bin/co" 53 #define RCSDIFF "/usr/bin/rcsdiff" 54 55 #define ORIGEXT ".orig" 56 #define REJEXT ".rej" 57 58 /* handy definitions */ 59 60 #define strNE(s1,s2) (strcmp(s1, s2)) 61 #define strEQ(s1,s2) (!strcmp(s1, s2)) 62 #define strnNE(s1,s2,l) (strncmp(s1, s2, l)) 63 #define strnEQ(s1,s2,l) (!strncmp(s1, s2, l)) 64 65 /* typedefs */ 66 67 typedef long LINENUM; /* must be signed */ 68 69 /* globals */ 70 71 extern mode_t filemode; 72 73 extern char buf[MAXLINELEN];/* general purpose buffer */ 74 extern size_t buf_len; 75 76 extern bool using_plan_a; /* try to keep everything in memory */ 77 extern bool out_of_mem; /* ran out of memory in plan a */ 78 79 #define MAXFILEC 2 80 81 extern char *filearg[MAXFILEC]; 82 extern bool ok_to_create_file; 83 extern char *outname; 84 extern char *origprae; 85 86 extern char *TMPOUTNAME; 87 extern char *TMPINNAME; 88 extern char *TMPREJNAME; 89 extern char *TMPPATNAME; 90 extern bool toutkeep; 91 extern bool trejkeep; 92 93 #ifdef DEBUGGING 94 extern int debug; 95 #endif 96 97 extern bool force; 98 extern bool batch; 99 extern bool verbose; 100 extern bool reverse; 101 extern bool noreverse; 102 extern bool skip_rest_of_patch; 103 extern int strippath; 104 extern bool canonicalize; 105 /* TRUE if -C was specified on command line. */ 106 extern bool check_only; 107 extern bool warn_on_invalid_line; 108 extern bool last_line_missing_eol; 109 110 111 #define CONTEXT_DIFF 1 112 #define NORMAL_DIFF 2 113 #define ED_DIFF 3 114 #define NEW_CONTEXT_DIFF 4 115 #define UNI_DIFF 5 116 117 extern int diff_type; 118 extern char *revision; /* prerequisite revision, if any */ 119 extern LINENUM input_lines; /* how long is input file in lines */ 120 121 extern int posix; 122 123