From be707c1fafd726b976fe68d176d63ab88f370e4d Mon Sep 17 00:00:00 2001
From: delphij <delphij@FreeBSD.org>
Date: Wed, 7 Apr 2010 22:54:53 +0000
Subject: [PATCH] Diff reduction against NetBSD and add myself to AUTHORS
 section of the manual page as I wrote the unpack functionality.  No actual
 executable code change verified with md5(1).

---
 usr.bin/gzip/gzip.1    | 11 +++++++----
 usr.bin/gzip/gzip.c    | 14 ++++++--------
 usr.bin/gzip/unbzip2.c |  2 +-
 3 files changed, 14 insertions(+), 13 deletions(-)

diff --git a/usr.bin/gzip/gzip.1 b/usr.bin/gzip/gzip.1
index 20d0250380bb..bb1faddbabb3 100644
--- a/usr.bin/gzip/gzip.1
+++ b/usr.bin/gzip/gzip.1
@@ -25,7 +25,7 @@
 .\" SUCH DAMAGE.
 .\"
 .\" $FreeBSD$
-.Dd June 24, 2009
+.Dd April 7, 2010
 .Dt GZIP 1
 .Os
 .Sh NAME
@@ -205,14 +205,17 @@ This implementation of
 .Nm
 was ported based on the
 .Nx
-.Nm
-20090412, and first appeared in
+.Nm ,
+and first appeared in
 .Fx 7.0 .
 .Sh AUTHORS
+.An -nosplit
 This implementation of
 .Nm
 was written by
-.An Matthew R. Green Aq mrg@eterna.com.au .
+.An Matthew R. Green Aq mrg@eterna.com.au
+with unpack support written by
+.An Xin LI Aq delphij@FreeBSD.org .
 .Sh BUGS
 According to RFC 1952, the recorded file size is stored in a 32-bit
 integer and therefore it can not represent files that is bigger than
diff --git a/usr.bin/gzip/gzip.c b/usr.bin/gzip/gzip.c
index e8e75aadfd66..ef81442da6ab 100644
--- a/usr.bin/gzip/gzip.c
+++ b/usr.bin/gzip/gzip.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: gzip.c,v 1.94 2009/04/12 10:31:14 lukem Exp $	*/
+/*	$NetBSD: gzip.c,v 1.97 2009/10/11 09:17:21 mrg Exp $	*/
 
 /*-
  * Copyright (c) 1997, 1998, 2003, 2004, 2006 Matthew R. Green
@@ -149,10 +149,9 @@ static suffixes_t suffixes[] = {
 #undef SUFFIX
 };
 #define NUM_SUFFIXES (sizeof suffixes / sizeof suffixes[0])
-
 #define SUFFIX_MAXLEN	30
 
-static	const char	gzip_version[] = "FreeBSD gzip 20090621";
+static	const char	gzip_version[] = "FreeBSD gzip 20100407";
 
 #ifndef SMALL
 static	const char	gzip_copyright[] = \
@@ -206,7 +205,7 @@ static	char	*infile;		/* name of file coming in */
 
 static	void	maybe_err(const char *fmt, ...) __dead2
     __attribute__((__format__(__printf__, 1, 2)));
-#ifndef NO_BZIP2_SUPPORT
+#if !defined(NO_BZIP2_SUPPORT) || !defined(NO_PACK_SUPPORT)
 static	void	maybe_errx(const char *fmt, ...) __dead2
     __attribute__((__format__(__printf__, 1, 2)));
 #endif
@@ -461,7 +460,7 @@ maybe_err(const char *fmt, ...)
 	exit(2);
 }
 
-#ifndef NO_BZIP2_SUPPORT
+#if !defined(NO_BZIP2_SUPPORT) || !defined(NO_PACK_SUPPORT)
 /* ... without an errno. */
 void
 maybe_errx(const char *fmt, ...)
@@ -1319,6 +1318,7 @@ file_uncompress(char *file, char *outfile, size_t outsize)
 	enum filetype method;
 	int fd, ofd, zfd = -1;
 #ifndef SMALL
+	ssize_t rv;
 	time_t timestamp = 0;
 	unsigned char name[PATH_MAX + 1];
 #endif
@@ -1364,7 +1364,6 @@ file_uncompress(char *file, char *outfile, size_t outsize)
 #ifndef SMALL
 	if (method == FT_GZIP && Nflag) {
 		unsigned char ts[4];	/* timestamp */
-		ssize_t rv;
 
 		rv = pread(fd, ts, sizeof ts, GZIP_TIMESTAMP);
 		if (rv >= 0 && rv < (ssize_t)(sizeof ts))
@@ -2054,7 +2053,7 @@ static void
 display_license(void)
 {
 
-	fprintf(stderr, "%s (based on NetBSD gzip 20060927)\n", gzip_version);
+	fprintf(stderr, "%s (based on NetBSD gzip 20091011)\n", gzip_version);
 	fprintf(stderr, "%s\n", gzip_copyright);
 	exit(0);
 }
@@ -2100,4 +2099,3 @@ read_retry(int fd, void *buf, size_t sz)
 
 	return sz - left;
 }
-
diff --git a/usr.bin/gzip/unbzip2.c b/usr.bin/gzip/unbzip2.c
index c744e564ef18..a5cd1be1be8b 100644
--- a/usr.bin/gzip/unbzip2.c
+++ b/usr.bin/gzip/unbzip2.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: unbzip2.c,v 1.12 2009/10/11 05:17:20 mrg Exp $	*/
+/*	$NetBSD: unbzip2.c,v 1.13 2009/12/05 03:23:37 mrg Exp $	*/
 
 /*-
  * Copyright (c) 2006 The NetBSD Foundation, Inc.