X-Git-Url: http://git.grml.org/?a=blobdiff_plain;ds=sidebyside;f=scripts%2Fboot%2Fmisc-helpers.sh;h=abb2dd218ebc22134f18595de6d8e7b76a465fc8;hb=dc6d1a0b26dae2b2197631bb4f94738a289e7b8a;hp=fe45ee11c2e380056a9288b68389ec2e78c9fab9;hpb=23c2e9f4947a2d9be6b63f55cca8e633df3455a3;p=live-boot-grml.git

diff --git a/scripts/boot/misc-helpers.sh b/scripts/boot/misc-helpers.sh
index fe45ee1..abb2dd2 100755
--- a/scripts/boot/misc-helpers.sh
+++ b/scripts/boot/misc-helpers.sh
@@ -2,6 +2,21 @@
 
 #set -e
 
+really_export ()
+{
+	STRING="${1}"
+	VALUE="$(eval echo -n \${$STRING})"
+
+	if [ -f /live.vars ] && grep -sq "export ${STRING}" /live.vars
+	then
+		sed -i -e 's/\('${STRING}'=\).*$/\1'${VALUE}'/' /live.vars
+	else
+		echo "export ${STRING}=\"${VALUE}\"" >> /live.vars
+	fi
+
+	eval export "${STRING}"="${VALUE}"
+}
+
 is_in_list_separator_helper () {
 	local sep=${1}
 	shift