Upgrading bzip2

Change-Id: I6968b0f0401f3f42dc55a0f4938a7e12a3a55ae7

external/bsd/bzip2/bzip2netbsd

@@ -0,0 +1,123 @@
+#! /bin/sh
+#
+#	$NetBSD: bzip2netbsd,v 1.1 2012/05/07 08:55:46 wiz Exp $
+#
+# Copyright (c) 1998, 1999, 2001, 2012 The NetBSD Foundation, Inc.
+# 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.
+#
+# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+#
+# bzip2netbsd:  convert a bzip2 source tree into a
+# netbsd bzip2 source tree, under src/external/bsd/dist,
+# based on the other *2netbsd scripts in the NetBSD source tree
+#
+# Rough instructions for importing new bzip2 release:
+#
+#	$ cd /some/where/temporary
+#	$ tar xpfz /new/bzip2/release/tar/file
+#	$ sh /usr/src/external/bsd/bzip2/bzip2netbsd bzip2-1.x.y `pwd`
+#	$ cd src/external/bsd/bzip2/dist
+#	$ cvs import -m "Import bzip2 1.x.y" src/external/bsd/bzip2/dist JSEWARD bzip2-1-x-y
+#	$ cd ../../../../..
+#	$ rm -r src bzip2-1.x.y
+#
+#	- check makefiles to see if any extra sources have been added.
+#	- update distrib/sets if necessary.
+
+if [ $# -ne 2 ]; then echo "bzip2netbsd src dest"; exit 1; fi
+
+r=$1
+d=$2/src/external/bsd/bzip2/dist
+
+case "$d" in
+	/*)
+		;;
+	*)
+		d=`/bin/pwd`/$d
+		;;
+esac
+
+case "$r" in
+	/*)
+		;;
+	*)
+		r=`/bin/pwd`/$r
+		;;
+esac
+
+echo preparing directory $d
+rm -rf $d
+mkdir -p $d
+
+### Copy the files and directories
+echo copying $r to $d
+cd $r
+pax -rw * $d
+
+# cd to import directory
+cd $d
+
+### delete formatted manual pages
+echo removing unneeded directories and files
+rm -f bzip2.1.preformatted bzip2.txt
+
+### bzip2 distribution doesn't have RCS/CVS tags (!).
+
+### Add our NetBSD RCS Id
+find $d -type f -name '*.[chly]' -print | while read c; do
+	sed 1q < $c | grep -q '\$NetBSD' || (
+echo "/*	\$NetBSD\$	*/" >/tmp/bzip3n$$
+echo "" >>/tmp/bzip3n$$
+cat $c  >> /tmp/bzip3n$$
+mv /tmp/bzip3n$$ $c && echo added NetBSD RCS tag to $c
+	)
+done
+
+find $d -type f -name '*.[0-9]' -print | while read m; do
+	sed 1q < $m | grep -q '\$NetBSD' || (
+echo ".\\\"	\$NetBSD\$" >/tmp/bzip2m$$
+echo ".\\\"" >>/tmp/bzip2m$$
+cat $m >> /tmp/bzip2m$$
+mv /tmp/bzip2m$$ $m && echo added NetBSD RCS tag to $m
+	)
+done
+
+echo done
+
+### Clean up any CVS directories that might be around.
+echo "cleaning up CVS residue."
+(
+	cd $d
+	find . -type d -name "CVS" -print | xargs rm -r
+)
+echo done
+
+### Fixing file and directory permissions.
+echo "Fixing file/directory permissions."
+(
+	cd $d
+	find . -type f -print | xargs chmod u+rw,go+r
+	find . -type d -print | xargs chmod u+rwx,go+rx
+)
+echo done
+
+exit 0