Consistently using curly brackets for variables.

[live-boot-grml.git] / scripts / live-functions

diff --git a/scripts/live-functions b/scripts/live-functions
index 60721b4..6fb57c6 100644 (file)
--- a/scripts/live-functions
+++ b/scripts/live-functions
@@ -1,21 +1,42 @@
+#!/bin/sh
 
 . /scripts/functions
+. /live.vars
 
-# Override this so we don't call PROGRESS
-log_end_msg()
+log_end_msg ()
 {
-       if [ -x /sbin/usplash_write ]; then
+       # Override this so we don't call PROGRESS
+       if [ -x /sbin/usplash_write ]
+       then
                /sbin/usplash_write "SUCCESS ok"
        fi
+
        _log_msg "Done."
 }
 
-# Print a message and wait for enter
-log_wait_msg()
+log_wait_msg ()
 {
-       if [ -x /sbin/usplash_write ]; then
-               /sbin/usplash_write "INPUTENTER $@"
+       # Print a message and wait for enter
+       if [ -x /sbin/usplash_write ]
+       then
+               /sbin/usplash_write "INPUTENTER ${@}"
                read nunya < /dev/.initramfs/usplash_outfifo
        fi
-       _log_msg "Waiting: $@ ..."
+
+       _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}"
 }