/* $OpenBSD: diff.h,v 1.29 2004/12/09 18:56:10 millert Exp $ */ /*- * Copyright (c) 1991, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)diff.h 8.1 (Berkeley) 6/6/93 */ #include <sys/types.h> #include <regex.h> /* * Output format options */ #define D_NORMAL 0 /* Normal output */ #define D_EDIT -1 /* Editor script out */ #define D_REVERSE 1 /* Reverse editor script */ #define D_CONTEXT 2 /* Diff with context */ #define D_UNIFIED 3 /* Unified context diff */ #define D_IFDEF 4 /* Diff with merged #ifdef's */ #define D_NREVERSE 5 /* Reverse ed script with numbered lines and no trailing . */ #define D_BRIEF 6 /* Say if the files differ */ /* * Output flags */ #define D_HEADER 1 /* Print a header/footer between files */ #define D_EMPTY1 2 /* Treat first file as empty (/dev/null) */ #define D_EMPTY2 4 /* Treat second file as empty (/dev/null) */ /* * Status values for print_status() and diffreg() return values */ #define D_SAME 0 /* Files are the same */ #define D_DIFFER 1 /* Files are different */ #define D_BINARY 2 /* Binary files are different */ #define D_COMMON 3 /* Subdirectory common to both dirs */ #define D_ONLY 4 /* Only exists in one directory */ #define D_MISMATCH1 5 /* path1 was a dir, path2 a file */ #define D_MISMATCH2 6 /* path1 was a file, path2 a dir */ #define D_ERROR 7 /* An error occurred */ #define D_SKIPPED1 8 /* path1 was a special file */ #define D_SKIPPED2 9 /* path2 was a special file */ struct excludes { char *pattern; struct excludes *next; }; extern int aflag, bflag, dflag, iflag, lflag, Nflag, Pflag, pflag, rflag, sflag, tflag, Tflag, wflag; extern int format, context, status; extern char *start, *ifdefname, *diffargs, *label[2], *ignore_pats; extern struct stat stb1, stb2; extern struct excludes *excludes_list; extern regex_t ignore_re; char *splice(char *, char *); int diffreg(char *, char *, int); int easprintf(char **, const char *, ...); void *emalloc(size_t); void *erealloc(void *, size_t); void diffdir(char *, char *); void print_only(const char *, size_t, const char *); void print_status(int, char *, char *, char *);