From 7376b33e8610fe082dcd9de8f47b2acf4bda9f13 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Tue, 13 May 2008 23:09:03 +0000
Subject: [PATCH] Prefer deb2tgz over ar for unpacking .deb files when
 installed (patch by Fabian Groffen,
 http://archives.gentoo.org/gentoo-portage-dev/msg_2f9c8543016f1a96f9122aca0ec35ded.xml)
 (trunk r10327)

svn path=/main/branches/2.1.2/; revision=10330
---
 bin/ebuild.sh | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/bin/ebuild.sh b/bin/ebuild.sh
index b58962343..ecc825464 100755
--- a/bin/ebuild.sh
+++ b/bin/ebuild.sh
@@ -372,9 +372,22 @@ unpack() {
 			LHa|LHA|lha|lzh)
 				lha xfq "${srcdir}${x}" || die "$myfail"
 				;;
-			a|deb)
+			a)
 				ar x "${srcdir}${x}" || die "$myfail"
 				;;
+			deb)
+				# Unpacking .deb archives can not always be done with
+				# `ar`.  For instance on AIX this doesn't work out.  If
+				# we have `deb2targz` installed, prefer it over `ar` for
+				# that reason.  We just make sure on AIX `deb2targz` is
+				# installed.
+				if type -P deb2targz > /dev/null; then
+					deb2targz "${srcdir}/${x}" || die "$myfail"
+					mv "${srcdir}/${x/.deb/.tar.gz}" data.tar.gz
+				else
+					ar x "${srcdir}/${x}" || die "$myfail"
+				fi
+				;;
 			lzma)
 				if [ "${y}" == "tar" ]; then
 					lzma -dc "${srcdir}${x}" | tar xof - ${tar_opts}
-- 
2.26.2