[patch] replace ar in unpack_deb

replace_ar.patch (text/plain), 831 bytes, created by Christoph Junghans (RETIRED) on 2012-04-10 03:07:35 UTC

--- /usr/portage/eclass/unpacker.eclass	2012-04-04 21:31:13.000000000 -0600
+++ unpacker.eclass	2012-04-08 21:55:44.000000000 -0600
@@ -253,8 +253,26 @@
 
 	unpack_banner "${deb}"
 
-	ar x "${deb}"
-	unpack ./data.tar*
+	# on AIX ar doesn't work out as ar used a different format
+	if [[ ${EPREFIX} ]]; then
+		{
+			read # global header
+			[[ ${REPLY} = "!<arch>" ]] || die "${deb} does not seem to be a deb archive"
+			local f timestamp uid gid mode size magic
+			while read f timestamp uid gid mode size magic; do
+				[[ -n ${f} && -n ${size} ]] || continue # ignore empty lines
+				if [[ ${f} = "data.tar"* ]]; then
+					head -c "${size}" > "${f}"
+				else
+					head -c "${size}" > /dev/null # trash it
+				fi
+			done
+		} < "${deb}"
+	else
+		ar x "${deb}"
+	fi
+
+	unpacker ./data.tar*
 }
 
 # @FUNCTION: _unpacker