/[gentoo-x86]/eclass/eutils.eclass
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1# Copyright 1999-2003 Gentoo Technologies, Inc. 1# Copyright 1999-2003 Gentoo Technologies, Inc.
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.45 2003/07/18 20:43:00 wolf31o2 Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.47 2003/08/25 13:19:56 wolf31o2 Exp $
4# 4#
5# Author: Martin Schlemmer <azarah@gentoo.org> 5# Author: Martin Schlemmer <azarah@gentoo.org>
6# 6#
7# This eclass is for general purpose functions that most ebuilds 7# This eclass is for general purpose functions that most ebuilds
8# have to implement themselves. 8# have to implement themselves.
854 skip=`grep -a ^skip= ${src} | cut -d= -f2` 854 skip=`grep -a ^skip= ${src} | cut -d= -f2`
855 ;; 855 ;;
856 2.0|2.0.1) 856 2.0|2.0.1)
857 skip=`grep -a ^$'\t'tail ${src} | awk '{print $2}' | cut -b2-` 857 skip=`grep -a ^$'\t'tail ${src} | awk '{print $2}' | cut -b2-`
858 ;; 858 ;;
859 2.1.1) 859 2.1.*) # tested 2.1.{1,2,3} ... guessing 2.1.x series is same
860 skip=`grep -a ^offset= ${src} | awk '{print $2}' | cut -b2-` 860 skip=`grep -a ^offset= ${src} | awk '{print $2}' | cut -b2-`
861 let skip="skip + 1" 861 let skip="skip + 1"
862 ;; 862 ;;
863 *) 863 *)
864 eerror "I'm sorry, but I was unable to support the Makeself file." 864 eerror "I'm sorry, but I was unable to support the Makeself file."
871 debug-print "Detected Makeself version ${ver} ... using ${skip} as offset" 871 debug-print "Detected Makeself version ${ver} ... using ${skip} as offset"
872 fi 872 fi
873 873
874 # we do this because otherwise a failure in gzip will cause 0 bytes to be sent 874 # we do this because otherwise a failure in gzip will cause 0 bytes to be sent
875 # to tar which will make tar not extract anything and exit with 0 875 # to tar which will make tar not extract anything and exit with 0
876 local out="`tail +${skip} ${src} | gzip -cd | tar -x --no-same-owner -v -f -`" 876 local out="`(tail +${skip} ${src} | gzip -cd | tar -x --no-same-owner -f -) 2>&1`"
877 if [ ! -z "${out}" ] ; then
878 # maybe it isnt gzipped ... they usually are, but not always ...
879 tail +${skip} ${src} | tar -x --no-same-owner -f - \
877 [ -z "${out}" ] && die "failure unpacking makeself ${shrtsrc} ('${ver}' +${skip})" 880 || die "failure unpacking makeself ${shrtsrc} ('${ver}' +${skip})"
881 fi
878} 882}

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