From 5d69c6a2661bba0a22f3ecfd517e2e9767a38346 Mon Sep 17 00:00:00 2001
From: Cem Keylan <cem@ckyln.com>
Date: Fri, 16 Oct 2020 17:47:01 +0300
Subject: add tools

---
 usr.bin/diff/diff.h | 98 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 usr.bin/diff/diff.h

(limited to 'usr.bin/diff/diff.h')

diff --git a/usr.bin/diff/diff.h b/usr.bin/diff/diff.h
new file mode 100644
index 0000000..3a36222
--- /dev/null
+++ b/usr.bin/diff/diff.h
@@ -0,0 +1,98 @@
+
+
+/*ROR
+ * 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	0x001	/* Print a header/footer between files */
+#define	D_EMPTY1	0x002	/* Treat first file as empty (/dev/null) */
+#define	D_EMPTY2	0x004	/* Treat second file as empty (/dev/null) */
+
+/*
+ * Command line flags
+ */
+#define D_FORCEASCII	0x008	/* Treat file as ascii regardless of content */
+#define D_FOLDBLANKS	0x010	/* Treat all white space as equal */
+#define D_MINIMAL	0x020	/* Make diff as small as possible */
+#define D_IGNORECASE	0x040	/* Case-insensitive matching */
+#define D_PROTOTYPE	0x080	/* Display C function prototype */
+#define D_EXPANDTABS	0x100	/* Expand tabs to spaces */
+#define D_IGNOREBLANKS	0x200	/* Ignore white space changes */
+
+/*
+ * 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_MISMATCH1	3	/* path1 was a dir, path2 a file */
+#define	D_MISMATCH2	4	/* path1 was a file, path2 a dir */
+#define	D_SKIPPED1	5	/* path1 was a special file */
+#define	D_SKIPPED2	6	/* path2 was a special file */
+
+struct excludes {
+	char *pattern;
+	struct excludes *next;
+};
+
+extern int	Nflag, Pflag, rflag, sflag, Tflag;
+extern int	diff_format, diff_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 *, int);
+void	print_only(const char *, size_t, const char *);
+void	print_status(int, char *, char *, char *);
-- 
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