104 lines
4 KiB
C
104 lines
4 KiB
C
/* $OpenBSD: diff.h,v 1.32 2009/06/07 08:39:13 ray Exp $ */
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/*-
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* Copyright (c) 1991, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)diff.h 8.1 (Berkeley) 6/6/93
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*/
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#include <minix/config.h>
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#include <sys/types.h>
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#include <regex.h>
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#include <minix/const.h>
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/*
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* Output format options
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*/
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#define D_NORMAL 0 /* Normal output */
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#define D_EDIT -1 /* Editor script out */
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#define D_REVERSE 1 /* Reverse editor script */
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#define D_CONTEXT 2 /* Diff with context */
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#define D_UNIFIED 3 /* Unified context diff */
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#define D_IFDEF 4 /* Diff with merged #ifdef's */
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#define D_NREVERSE 5 /* Reverse ed script with numbered
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lines and no trailing . */
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#define D_BRIEF 6 /* Say if the files differ */
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/*
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* Output flags
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*/
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#define D_HEADER 0x001 /* Print a header/footer between files */
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#define D_EMPTY1 0x002 /* Treat first file as empty (/dev/null) */
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#define D_EMPTY2 0x004 /* Treat second file as empty (/dev/null) */
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/*
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* Command line flags
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*/
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#define D_FORCEASCII 0x008 /* Treat file as ascii regardless of content */
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#define D_FOLDBLANKS 0x010 /* Treat all white space as equal */
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#define D_MINIMAL 0x020 /* Make diff as small as possible */
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#define D_IGNORECASE 0x040 /* Case-insensitive matching */
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#define D_PROTOTYPE 0x080 /* Display C function prototype */
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#define D_EXPANDTABS 0x100 /* Expand tabs to spaces */
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#define D_IGNOREBLANKS 0x200 /* Ignore white space changes */
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/*
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* Status values for print_status() and diffreg() return values
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*/
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#define D_SAME 0 /* Files are the same */
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#define D_DIFFER 1 /* Files are different */
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#define D_BINARY 2 /* Binary files are different */
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#define D_COMMON 3 /* Subdirectory common to both dirs */
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#define D_ONLY 4 /* Only exists in one directory */
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#define D_MISMATCH1 5 /* path1 was a dir, path2 a file */
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#define D_MISMATCH2 6 /* path1 was a file, path2 a dir */
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#define D_ERROR 7 /* An error occurred */
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#define D_SKIPPED1 8 /* path1 was a special file */
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#define D_SKIPPED2 9 /* path2 was a special file */
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struct excludes {
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char *pattern;
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struct excludes *next;
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};
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extern int lflag, Nflag, Pflag, rflag, sflag, Tflag;
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extern int diff_format, diff_context, status;
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extern char *start, *ifdefname, *diffargs, *label[2], *ignore_pats;
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extern struct stat stb1, stb2;
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extern struct excludes *excludes_list;
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extern regex_t ignore_re;
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char *splice(char *, char *);
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int diffreg(char *, char *, int);
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int easprintf(char **, const char *, ...);
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void *emalloc(size_t);
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void *erealloc(void *, size_t);
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void diffdir(char *, char *, int);
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void print_only(const char *, size_t, const char *);
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void print_status(int, char *, char *, char *);
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