Prompt.bash : Verify if acpi command exists to avoid error message.

2012-07-09 11:32:02 +02:00 · 2012-07-09 11:32:02 +02:00 · 7c096e567f
commit 7c096e567f
parent 96d0b6d195
1 changed files with 1 additions and 0 deletions
--- a/prompt.bash
+++ b/prompt.bash
@ -159,6 +159,7 @@ git_branch_color()
 # Get the battery status in percent
 battery()
 {
+    command -v acpi >/dev/null 2>&1 || { echo -n ""; return; }
    bat=`acpi --battery | sed "s/^Battery .*, \([0-9]*\)%.*$/\1/"`
    if [ ${bat} -lt 90 ] ; then
        echo -n " ${bat}%"