home *** CD-ROM | disk | FTP | other *** search
- #!/bin/sh
- # Copyright 1997, 1998 Patrick Volkerding, Moorhead, MN USA
- # Copyright 2002 Slackware Linux, Inc., Concord, CA USA
- # All rights reserved.
- # $Header: /var/cvsroot/gentoo-x86/app-arch/rpm2targz/files/rpm2targz-9.0-secure_temp_handling.patch,v 1.1 2005/06/25 12:40:21 liquidx Exp $
- #
- # Redistribution and use of this script, with or without modification, is
- # permitted provided that the following conditions are met:
- #
- # 1. Redistributions of this script must retain the above copyright
- # notice, this list of conditions and the following disclaimer.
- #
- # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
- #
-
- # debug switch to allow to bypass use of rpm2cpio provided by the rpm package
- USERPM2CPIO=true
- [ "$TMPDIR" == "" ] && TMPDIR=/tmp
- if [ ! -d "$TMPDIR" ]; then
- echo "TMPDIR=$TMPDIR is not a dir" > /dev/stderr
- exit 1
- fi
- WORKDIR=`mktemp -d $TMPDIR/$$XXXXXX`
- if [ $? != 0 ]; then
- echo "Failed to make tmp workdir for file i/o conversion" > /dev/stderr
- exit 1
- fi
-
- if [ "$1" = "" ]; then
- echo "$0: Converts RPM format to standard GNU tar + GNU zip format."
- if [ -e /etc/slackware-version ]; then
- echo " (view converted packages with \"less\", install and remove"
- echo " with \"installpkg\", \"removepkg\", \"pkgtool\", or manually"
- echo " with \"tar\")"
- fi
- echo
- echo "Usage: $0 <file.rpm>"
- if [ "`basename $0`" = "rpm2tgz" ]; then
- echo " (Outputs \"file.tgz\")"
- else
- echo " (Outputs \"file.tar.gz\")"
- fi
- exit 1;
- fi
- for i in $* ; do
- if [ ! "$1" = "$*" ]; then
- echo "Processing file: $i"
- fi
- rm -rf ${WORKDIR}/* || exit 1 ; # clear the way, just in case of mischief
-
- # Determine if this is a source or binary RPM.
- # If we have getrpmtype, use that. Otherwise, try "file".
- if type -p getrpmtype 1> /dev/null 2> /dev/null; then
- if getrpmtype -n $i | grep source 1> /dev/null 2> /dev/null ; then
- isSource=1
- else
- isSource=0
- fi
- else # use file. This works fine on Slackware, and is the default.
- if file $i | grep RPM | grep " src " 1> /dev/null 2> /dev/null ; then
- isSource=1
- else
- isSource=0
- fi
- fi
-
- ofn=${WORKDIR}/`basename $i .rpm`.cpio
- if $USERPM2CPIO && which rpm2cpio 1> /dev/null 2> /dev/null ; then
- rpm2cpio $i > $ofn 2> /dev/null
- if [ ! $? = 0 ]; then
- echo "... rpm2cpio failed. (maybe $i is not an RPM?)"
- ( rm -rf "${WORKDIR}/*" )
- continue
- fi
- else # less reliable than rpm2cpio...
- # get offset of start of payload
- PAYLOADOFFSET=`rpmoffset < $i`
- #identify compression
- PAYLOADHEAD=`dd ibs=${PAYLOADOFFSET} skip=1 if=$i 2> /dev/null | dd bs=10 count=1 2> /dev/null`
- if echo ${PAYLOADHEAD} | grep -e $'^\037\213' > /dev/null ; then
- echo "found gzip magic bytes"
- decomp="gzip"
- elif echo ${PAYLOADHEAD} | grep -e "^BZh" > /dev/null ; then
- echo "found bzip magic bytes"
- decomp="bzip2"
- else
- echo " $i - no magic compression identifier found - skipping file"
- ( rm -rf "${WORKDIR}/*" )
- continue
- fi
- echo -n " trying to decompress with ${decomp}..."
- dd ibs=`rpmoffset < $i` skip=1 if=$i 2> /dev/null | ${decomp} -dc > $ofn 2> /dev/null
- if [ $? = 0 ]; then
- echo " OK"
- else
- echo " FAILED"
- echo " $i failed to decompress - skipping file"
- ( rm -rf "${WORKDIR}/*" )
- continue
- fi
- fi
- DEST=${WORKDIR}
- #if [ "$isSource" = "1" ]; then
- # DEST=$DEST/$(basename $(basename $i .rpm) .src)
- #fi
- mkdir -p $DEST
- ( cd $DEST
- cpio --extract --preserve-modification-time --make-directories < $ofn 1> /dev/null 2> /dev/null
- rm -f $ofn
- find . -type d -perm 700 -exec chmod 755 {} \; )
- ( cd ${WORKDIR} ; tar cf - . ) > `basename $i .rpm`.tar
- gzip -9 `basename $i .rpm`.tar
- if [ "`basename $0`" = "rpm2tgz" ]; then
- mv `basename $i .rpm`.tar.gz `basename $i .rpm`.tgz
- fi
- ( rm -rf "${WORKDIR}/*" )
- echo
- done
- rm -rf ${WORKDIR}
-