X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=scripts%2Flive-functions;h=7100603b474148bfebad4c943167d3323d7c6e92;hb=3d52fbcb4fe70132ade14759d76573b471294800;hp=60721b4d08bede1ed9fb5fcc8730e38feb7e9c5a;hpb=9fc9e2a1a11b0edada38cb501fefe4f58aa414ac;p=live-boot-grml.git

diff --git a/scripts/live-functions b/scripts/live-functions
index 60721b4..7100603 100644
--- a/scripts/live-functions
+++ b/scripts/live-functions
@@ -1,5 +1,6 @@
 
 . /scripts/functions
+. /live.vars
 
 # Override this so we don't call PROGRESS
 log_end_msg()
@@ -19,3 +20,16 @@ log_wait_msg()
 	fi
 	_log_msg "Waiting: $@ ..."
 }
+
+really_export ()
+{
+    STRING="${1}"
+    VALUE="$(eval echo -n \${$STRING})"
+
+    if [ -f /live.vars ] && cat /live.vars | grep -sq "export ${STRING}" ; then
+        sed -i -e 's/\('${STRING}'=\).*$/\1'${VALUE}'/' /live.vars
+    else
+        echo "export ${STRING}=\"${VALUE}\"" >> /live.vars
+    fi
+    eval export "${STRING}"="${VALUE}"
+}