Fix : no power_supply support message

Close #1
2012-07-09 13:28:29 +02:00 · 2012-07-09 13:28:29 +02:00 · c1b7e33a64
commit c1b7e33a64
parent 7c096e567f
1 changed files with 5 additions and 1 deletions
--- a/prompt.bash
+++ b/prompt.bash
@ -160,7 +160,11 @@ git_branch_color()
 battery()
 {
    command -v acpi >/dev/null 2>&1 || { echo -n ""; return; }
-    bat=`acpi --battery | sed "s/^Battery .*, \([0-9]*\)%.*$/\1/"`
+    bat=`acpi --battery 2>/dev/null | sed "s/^Battery .*, \([0-9]*\)%.*$/\1/"`
+    if [ "${bat}x" == "x" ] ; then
+	echo -n ""
+	return
+    fi
    if [ ${bat} -lt 90 ] ; then
        echo -n " ${bat}%"
    else