--- old/etc/cron.daily/beagle-crawl-system	2007-04-12 22:52:45.000000000 +0200
+++ new/etc/cron.daily/beagle-crawl-system	2007-05-16 10:52:27.000000000 +0200
@@ -42,12 +42,12 @@
 chown $CRAWL_USER $MONO_SHARED_DIR
 
 for crawl_file in /etc/beagle/crawl-*; do 
-    unset CRAWL_ENABLED CRAWL_DISABLE_FILTERING CRAWL_RECURSIVE CRAWL_CACHE_TEXT CRAWL_ALLOW_PATTERNS CRAWL_DENY_PATTERNS CRAWL_PATHS CRAWL_INDEX_NAME OPTIONS
+    unset CRAWL_ENABLED CRAWL_DISABLE_FILTERING CRAWL_RECURSIVE CRAWL_CACHE_TEXT CRAWL_ALLOW_PATTERNS CRAWL_DENY_PATTERNS CRAWL_PATHS CRAWL_INDEX_NAME OPTIONS CRAWL_DISABLE_ON_BATTERY
+    /usr/bin/on_ac_power
+    ON_BATTERY=$?
 
     if [ -f $crawl_file ] ; then
 	. $crawl_file
 
-    if [ "$CRAWL_ENABLED" = "yes" ]; then
+    if [ "$CRAWL_ENABLED" = "yes" ] && [ ! "$CRAWL_DISABLE_ON_BATTERY" = "yes" -o "$ON_BATTERY" = "0" ]; then
 
         if [ "$CRAWL_DISABLE_FILTERING" = "yes" ] ; then
             OPTIONS="$OPTIONS --disable-filtering"