diff options
Diffstat (limited to 'testing/source/pkgtools/scripts/explodepkg')
-rw-r--r-- | testing/source/pkgtools/scripts/explodepkg | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/testing/source/pkgtools/scripts/explodepkg b/testing/source/pkgtools/scripts/explodepkg new file mode 100644 index 00000000..72c013d4 --- /dev/null +++ b/testing/source/pkgtools/scripts/explodepkg @@ -0,0 +1,109 @@ +#!/bin/sh +# Copyright 1994, 1998, 2000 Patrick Volkerding, Concord, CA, USA +# Copyright 2001, 2003 Slackware Linux, Inc., Concord, CA, USA +# Copyright 2007, 2009, 2017, 2018 Patrick Volkerding, Sebeka, MN, USA +# All rights reserved. +# +# 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. + +if [ $# = 0 ]; then + cat << EOF +Usage: explodepkg package_name [package_name2, ...] + +Explodes a Slackware compatible software package +(or any tar+{gzip,bzip2,lz,xz archive) in the current directory. +Equivalent to (for each package listed): + + ( umask 000 ; cat package_name | COMPRESSOR -dc | tar xpvf package_name ) + +Note: This should only be used for debugging or examining packages, not for +installing them. It doesn't execute installation scripts or update the package +indexes in /var/lib/pkgtools/packages and /var/lib/pkgtools/scripts. + +EOF +fi + +# Set maximum number of threads to use. By default, this will be the number +# of CPU threads: +THREADS="$(nproc)" + +# Main loop: +for PKG in $* ; do + echo "Exploding package $PKG in current directory:" + # Determine extension: + packageext="$( echo $PKG | rev | cut -f 1 -d . | rev)" + # Determine compression utility: + case $packageext in + 'tgz' ) + packagecompression=gzip + ;; + 'gz' ) + packagecompression=gzip + ;; + 'tbz' ) + if which lbzip2 1> /dev/null 2> /dev/null ; then + packagecompression=lbzip2 + else + packagecompression=bzip2 + fi + ;; + 'bz2' ) + if which lbzip2 1> /dev/null 2> /dev/null ; then + packagecompression=lbzip2 + else + packagecompression=bzip2 + fi + ;; + 'tlz' ) + if which plzip 1> /dev/null 2> /dev/null ; then + packagecompression="plzip --threads=${THREADS}" + elif which lzip 1> /dev/null 2> /dev/null ; then + packagecompression=lzip + else + echo "ERROR: lzip compression utility not found in \$PATH." + exit 3 + fi + ;; + 'lz' ) + if which plzip 1> /dev/null 2> /dev/null ; then + packagecompression="plzip --threads=${THREADS}" + elif which lzip 1> /dev/null 2> /dev/null ; then + packagecompression=lzip + else + echo "ERROR: lzip compression utility not found in \$PATH." + exit 3 + fi + ;; + 'lzma' ) + packagecompression=lzma + ;; + 'txz' ) + packagecompression="xz --threads=${THREADS}" + ;; + 'xz' ) + packagecompression="xz --threads=${THREADS}" + ;; + esac + ( umask 000 ; cat $PKG | $packagecompression -dc | tar --xattrs --xattrs-include='*' --keep-directory-symlink -xpvf - 2> /dev/null ) + if [ -r install/doinst.sh ]; then + echo + echo "An installation script was detected in ./install/doinst.sh, but" + echo "was not executed." + fi +done + |