1 *c9733229SMatthew Dillon /* $OpenBSD: diff.h,v 1.35 2024/05/21 05:00:48 jsg Exp $ */ 2 *c9733229SMatthew Dillon 3 *c9733229SMatthew Dillon /* 4 *c9733229SMatthew Dillon * Copyright (c) 1991, 1993 5 *c9733229SMatthew Dillon * The Regents of the University of California. All rights reserved. 6 *c9733229SMatthew Dillon * 7 *c9733229SMatthew Dillon * Redistribution and use in source and binary forms, with or without 8 *c9733229SMatthew Dillon * modification, are permitted provided that the following conditions 9 *c9733229SMatthew Dillon * are met: 10 *c9733229SMatthew Dillon * 1. Redistributions of source code must retain the above copyright 11 *c9733229SMatthew Dillon * notice, this list of conditions and the following disclaimer. 12 *c9733229SMatthew Dillon * 2. Redistributions in binary form must reproduce the above copyright 13 *c9733229SMatthew Dillon * notice, this list of conditions and the following disclaimer in the 14 *c9733229SMatthew Dillon * documentation and/or other materials provided with the distribution. 15 *c9733229SMatthew Dillon * 3. Neither the name of the University nor the names of its contributors 16 *c9733229SMatthew Dillon * may be used to endorse or promote products derived from this software 17 *c9733229SMatthew Dillon * without specific prior written permission. 18 *c9733229SMatthew Dillon * 19 *c9733229SMatthew Dillon * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 *c9733229SMatthew Dillon * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 *c9733229SMatthew Dillon * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 *c9733229SMatthew Dillon * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 *c9733229SMatthew Dillon * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 *c9733229SMatthew Dillon * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 *c9733229SMatthew Dillon * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 *c9733229SMatthew Dillon * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 *c9733229SMatthew Dillon * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 *c9733229SMatthew Dillon * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 *c9733229SMatthew Dillon * SUCH DAMAGE. 30 *c9733229SMatthew Dillon * 31 *c9733229SMatthew Dillon * @(#)diff.h 8.1 (Berkeley) 6/6/93 32 *c9733229SMatthew Dillon */ 33 *c9733229SMatthew Dillon 34 *c9733229SMatthew Dillon #include <sys/types.h> 35 *c9733229SMatthew Dillon #include <regex.h> 36 *c9733229SMatthew Dillon 37 *c9733229SMatthew Dillon /* 38 *c9733229SMatthew Dillon * Output format options 39 *c9733229SMatthew Dillon */ 40 *c9733229SMatthew Dillon #define D_NORMAL 0 /* Normal output */ 41 *c9733229SMatthew Dillon #define D_EDIT -1 /* Editor script out */ 42 *c9733229SMatthew Dillon #define D_REVERSE 1 /* Reverse editor script */ 43 *c9733229SMatthew Dillon #define D_CONTEXT 2 /* Diff with context */ 44 *c9733229SMatthew Dillon #define D_UNIFIED 3 /* Unified context diff */ 45 *c9733229SMatthew Dillon #define D_IFDEF 4 /* Diff with merged #ifdef's */ 46 *c9733229SMatthew Dillon #define D_NREVERSE 5 /* Reverse ed script with numbered 47 *c9733229SMatthew Dillon lines and no trailing . */ 48 *c9733229SMatthew Dillon #define D_BRIEF 6 /* Say if the files differ */ 49 *c9733229SMatthew Dillon 50 *c9733229SMatthew Dillon /* 51 *c9733229SMatthew Dillon * Output flags 52 *c9733229SMatthew Dillon */ 53 *c9733229SMatthew Dillon #define D_HEADER 0x001 /* Print a header/footer between files */ 54 *c9733229SMatthew Dillon #define D_EMPTY1 0x002 /* Treat first file as empty (/dev/null) */ 55 *c9733229SMatthew Dillon #define D_EMPTY2 0x004 /* Treat second file as empty (/dev/null) */ 56 *c9733229SMatthew Dillon 57 *c9733229SMatthew Dillon /* 58 *c9733229SMatthew Dillon * Command line flags 59 *c9733229SMatthew Dillon */ 60 *c9733229SMatthew Dillon #define D_FORCEASCII 0x008 /* Treat file as ascii regardless of content */ 61 *c9733229SMatthew Dillon #define D_FOLDBLANKS 0x010 /* Treat all white space as equal */ 62 *c9733229SMatthew Dillon #define D_MINIMAL 0x020 /* Make diff as small as possible */ 63 *c9733229SMatthew Dillon #define D_IGNORECASE 0x040 /* Case-insensitive matching */ 64 *c9733229SMatthew Dillon #define D_PROTOTYPE 0x080 /* Display C function prototype */ 65 *c9733229SMatthew Dillon #define D_EXPANDTABS 0x100 /* Expand tabs to spaces */ 66 *c9733229SMatthew Dillon #define D_IGNOREBLANKS 0x200 /* Ignore white space changes */ 67 *c9733229SMatthew Dillon 68 *c9733229SMatthew Dillon /* 69 *c9733229SMatthew Dillon * Status values for print_status() and diffreg() return values 70 *c9733229SMatthew Dillon */ 71 *c9733229SMatthew Dillon #define D_SAME 0 /* Files are the same */ 72 *c9733229SMatthew Dillon #define D_DIFFER 1 /* Files are different */ 73 *c9733229SMatthew Dillon #define D_BINARY 2 /* Binary files are different */ 74 *c9733229SMatthew Dillon #define D_MISMATCH1 3 /* path1 was a dir, path2 a file */ 75 *c9733229SMatthew Dillon #define D_MISMATCH2 4 /* path1 was a file, path2 a dir */ 76 *c9733229SMatthew Dillon #define D_SKIPPED1 5 /* path1 was a special file */ 77 *c9733229SMatthew Dillon #define D_SKIPPED2 6 /* path2 was a special file */ 78 *c9733229SMatthew Dillon 79 *c9733229SMatthew Dillon struct excludes { 80 *c9733229SMatthew Dillon char *pattern; 81 *c9733229SMatthew Dillon struct excludes *next; 82 *c9733229SMatthew Dillon }; 83 *c9733229SMatthew Dillon 84 *c9733229SMatthew Dillon extern int Nflag, Pflag, rflag, sflag, Tflag; 85 *c9733229SMatthew Dillon extern int diff_format, diff_context, status; 86 *c9733229SMatthew Dillon extern char *start, *ifdefname, *diffargs, *label[2], *ignore_pats; 87 *c9733229SMatthew Dillon extern struct stat stb1, stb2; 88 *c9733229SMatthew Dillon extern struct excludes *excludes_list; 89 *c9733229SMatthew Dillon extern regex_t ignore_re; 90 *c9733229SMatthew Dillon 91 *c9733229SMatthew Dillon char *splice(char *, char *); 92 *c9733229SMatthew Dillon int diffreg(char *, char *, int); 93 *c9733229SMatthew Dillon void diffdir(char *, char *, int); 94 *c9733229SMatthew Dillon void print_only(const char *, size_t, const char *); 95 *c9733229SMatthew Dillon void print_status(int, char *, char *, const char *); 96