# HG changeset patch
# User Aleksej Bobylev <al.bobylev@gmail.com>
# Date 1434653553 -10800
# Node ID c3e5c8e74be32376c95d13bc68b7915e809c9802
# Parent  cccd0d5e9cdff38f3482c5ab21aae928b05f4bcb
libtaz.sh: fix again for empty values (--opt= is differ from --opt)

diff -r cccd0d5e9cdf -r c3e5c8e74be3 rootfs/lib/libtaz.sh
--- a/rootfs/lib/libtaz.sh	Thu Jun 18 19:58:55 2015 +0300
+++ b/rootfs/lib/libtaz.sh	Thu Jun 18 21:52:33 2015 +0300
@@ -29,13 +29,16 @@
 # Parse cmdline options and store values in a variable.
 for opt in "$@"; do
 	case "$opt" in
-		--*)
+		--*=*)
 			opt_name="${opt%%=*}"; opt_name="$(echo -n "${opt_name#--}" | tr -c 'a-zA-Z0-9' '_')"
 			case "$opt_name" in
 				[0-9]*) opt_name="_$opt_name";;
 			esac
 			opt_value="${opt#--}="; opt_value="${opt_value#*=}"; opt_value="${opt_value%=}"
-			export "$opt_name=${opt_value:-yes}"
+			export "$opt_name=$opt_value"
+			;;
+		--*)
+			export "${opt#--}=yes"
 			;;
 	esac
 done