1 /* $MirOS: src/usr.bin/diff/diff.h,v 1.3 2013/10/31 20:07:02 tg Exp $ */ 2 /* $OpenBSD: diff.h,v 1.29 2004/12/09 18:56:10 millert Exp $ */ 3 4 /*- 5 * Copyright © 2013 6 * Thorsten “mirabilos” Glaser <tg@mirbsd.org> 7 * Copyright (c) 1991, 1993 8 * The Regents of the University of California. All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * @(#)diff.h 8.1 (Berkeley) 6/6/93 35 */ 36 37 #include <sys/types.h> 38 #include <regex.h> 39 40 /* 41 * Output format options 42 */ 43 #define D_NORMAL 0 /* Normal output */ 44 #define D_EDIT -1 /* Editor script out */ 45 #define D_REVERSE 1 /* Reverse editor script */ 46 #define D_CONTEXT 2 /* Diff with context */ 47 #define D_UNIFIED 3 /* Unified context diff */ 48 #define D_IFDEF 4 /* Diff with merged #ifdef's */ 49 #define D_NREVERSE 5 /* Reverse ed script with numbered 50 lines and no trailing . */ 51 #define D_BRIEF 6 /* Say if the files differ */ 52 53 /* 54 * Output flags 55 */ 56 #define D_HEADER 1 /* Print a header/footer between files */ 57 #define D_EMPTY1 2 /* Treat first file as empty (/dev/null) */ 58 #define D_EMPTY2 4 /* Treat second file as empty (/dev/null) */ 59 60 /* 61 * Status values for print_status() and diffreg() return values 62 */ 63 #define D_SAME 0 /* Files are the same */ 64 #define D_DIFFER 1 /* Files are different */ 65 #define D_BINARY 2 /* Binary files are different */ 66 #define D_COMMON 3 /* Subdirectory common to both dirs */ 67 #define D_ONLY 4 /* Only exists in one directory */ 68 #define D_MISMATCH1 5 /* path1 was a dir, path2 a file */ 69 #define D_MISMATCH2 6 /* path1 was a file, path2 a dir */ 70 #define D_ERROR 7 /* An error occurred */ 71 #define D_SKIPPED1 8 /* path1 was a special file */ 72 #define D_SKIPPED2 9 /* path2 was a special file */ 73 74 struct excludes { 75 char *pattern; 76 struct excludes *next; 77 }; 78 79 extern int aflag, bflag, dflag, iflag, lflag, Nflag, Pflag, pflag, rflag, 80 sflag, tflag, Tflag, wflag; 81 extern int format, context, status; 82 extern char *start, *ifdefname, *diffargs, *label[2], *ignore_pats; 83 extern struct stat stb1, stb2; 84 extern struct excludes *excludes_list; 85 extern regex_t ignore_re; 86 87 char *splice(char *, char *); 88 int diffreg(char *, char *, int); 89 int easprintf(char **, const char *, ...) 90 __attribute__((__format__(__printf__, 2, 3))); 91 void *emalloc(size_t); 92 void *erealloc(void *, size_t); 93 void diffdir(char *, char *); 94 void print_only(const char *, size_t, const char *); 95 void print_status(int, char *, char *, char *); 96