Add a script to unpack makeself archives.

(Portage version: 2.2_rc23/cvs/Linux x86_64)

3 files changed, 99 insertions, 8 deletions

diff --git a/app-arch/makeself/ChangeLog b/app-arch/makeself/ChangeLog
index 3f1fd057b558..c96676ad3566 100644
--- a/app-arch/makeself/ChangeLog
+++ b/app-arch/makeself/ChangeLog
@@ -1,6 +1,10 @@
 # ChangeLog for app-arch/makeself
-# Copyright 1999-2008 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/app-arch/makeself/ChangeLog,v 1.20 2008/07/24 17:33:26 armin76 Exp $
+# Copyright 1999-2009 Gentoo Foundation; Distributed under the GPL v2
+# $Header: /var/cvsroot/gentoo-x86/app-arch/makeself/ChangeLog,v 1.21 2009/02/26 19:27:42 vapier Exp $
+
+  26 Feb 2009; Mike Frysinger <vapier@gentoo.org> +files/makeself-unpack,
+  makeself-2.1.5.ebuild:
+  Add a script to unpack makeself archives.
 
   24 Jul 2008; Raúl Porcel <armin76@gentoo.org> makeself-2.1.5.ebuild:
   x86 stable wrt #231074
diff --git a/app-arch/makeself/files/makeself-unpack b/app-arch/makeself/files/makeself-unpack
new file mode 100755
index 000000000000..fc72fe67cf93
--- /dev/null
+++ b/app-arch/makeself/files/makeself-unpack
@@ -0,0 +1,90 @@
+#!/bin/bash
+
+# Glue to keep unpack_makeself() unchanged
+source /etc/init.d/functions.sh
+find_unpackable_file() { echo "$@"; }
+debug-print() { :; }
+emktemp() { mktemp "$@"; }
+alias assert='_pipestatus="${PIPESTATUS[*]}"; [[ "${_pipestatus// /}" -eq 0 ]] || die'
+
+# Straight copied from eutils.eclass ... should be kept in sync
+unpack_makeself() {
+	local src_input=${1:-${A}}
+	local src=$(find_unpackable_file "${src_input}")
+	local skip=$2
+	local exe=$3
+
+	[[ -z ${src} ]] && die "Could not locate source for '${src_input}'"
+
+	local shrtsrc=$(basename "${src}")
+	echo ">>> Unpacking ${shrtsrc} to ${PWD}"
+	if [[ -z ${skip} ]] ; then
+		local ver=$(grep -a '#.*Makeself' "${src}" | awk '{print $NF}')
+		local skip=0
+		exe=tail
+		case ${ver} in
+			1.5.*|1.6.0-nv)	# tested 1.5.{3,4,5} ... guessing 1.5.x series is same
+				skip=$(grep -a ^skip= "${src}" | cut -d= -f2)
+				;;
+			2.0|2.0.1)
+				skip=$(grep -a ^$'\t'tail "${src}" | awk '{print $2}' | cut -b2-)
+				;;
+			2.1.1)
+				skip=$(grep -a ^offset= "${src}" | awk '{print $2}' | cut -b2-)
+				let skip="skip + 1"
+				;;
+			2.1.2)
+				skip=$(grep -a ^offset= "${src}" | awk '{print $3}' | head -n 1)
+				let skip="skip + 1"
+				;;
+			2.1.3)
+				skip=`grep -a ^offset= "${src}" | awk '{print $3}'`
+				let skip="skip + 1"
+				;;
+			2.1.4|2.1.5)
+				skip=$(grep -a offset=.*head.*wc "${src}" | awk '{print $3}' | head -n 1)
+				skip=$(head -n ${skip} "${src}" | wc -c)
+				exe="dd"
+				;;
+			*)
+				eerror "I'm sorry, but I was unable to support the Makeself file."
+				eerror "The version I detected was '${ver}'."
+				eerror "Please file a bug about the file ${shrtsrc} at"
+				eerror "http://bugs.gentoo.org/ so that support can be added."
+				die "makeself version '${ver}' not supported"
+				;;
+		esac
+		debug-print "Detected Makeself version ${ver} ... using ${skip} as offset"
+	fi
+	case ${exe} in
+		tail)	exe="tail -n +${skip} '${src}'";;
+		dd)		exe="dd ibs=${skip} skip=1 obs=1024 conv=sync if='${src}'";;
+		*)		die "makeself cant handle exe '${exe}'"
+	esac
+
+	# lets grab the first few bytes of the file to figure out what kind of archive it is
+	local tmpfile=$(emktemp)
+	eval ${exe} 2>/dev/null | head -c 512 > "${tmpfile}"
+	local filetype=$(file -b "${tmpfile}")
+	case ${filetype} in
+		*tar\ archive*)
+			eval ${exe} | tar --no-same-owner -xf -
+			;;
+		bzip2*)
+			eval ${exe} | bzip2 -dc | tar --no-same-owner -xf -
+			;;
+		gzip*)
+			eval ${exe} | tar --no-same-owner -xzf -
+			;;
+		compress*)
+			eval ${exe} | gunzip | tar --no-same-owner -xf -
+			;;
+		*)
+			eerror "Unknown filetype \"${filetype}\" ?"
+			false
+			;;
+	esac
+	assert "failure unpacking (${filetype}) makeself ${shrtsrc} ('${ver}' +${skip})"
+}
+
+for x; do unpack_makeself "$x" ; done
diff --git a/app-arch/makeself/makeself-2.1.5.ebuild b/app-arch/makeself/makeself-2.1.5.ebuild
index 4d66b0ce17c1..b0f5d908cc3b 100644
--- a/app-arch/makeself/makeself-2.1.5.ebuild
+++ b/app-arch/makeself/makeself-2.1.5.ebuild
@@ -1,6 +1,6 @@
-# Copyright 1999-2008 Gentoo Foundation
+# Copyright 1999-2009 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/app-arch/makeself/makeself-2.1.5.ebuild,v 1.7 2008/09/29 01:52:54 vapier Exp $
+# $Header: /var/cvsroot/gentoo-x86/app-arch/makeself/makeself-2.1.5.ebuild,v 1.8 2009/02/26 19:27:42 vapier Exp $
 
 inherit eutils
 
@@ -13,9 +13,6 @@ SLOT="0"
 KEYWORDS="amd64 hppa ppc s390 x86"
 IUSE=""
 
-DEPEND=""
-RDEPEND=""
-
 S=${WORKDIR}
 
 src_unpack() {
@@ -23,7 +20,7 @@ src_unpack() {
 }
 
 src_install() {
-	dobin makeself-header.sh makeself.sh || die
+	dobin makeself-header.sh makeself.sh "${FILESDIR}"/makeself-unpack || die
 	doman makeself.1
 	dodoc README TODO makeself.lsm
 }