Update inverter.sh

Error verbose for lack of X Display variable now uses stderr function
2020-04-01 04:50:03 +00:00 · 2020-04-01 04:50:03 +00:00 · 1639605306
parent 7f52a4a582
commit 1639605306
1 changed files with 1 additions and 1 deletions
--- a/dbus-examples/inverter.sh
+++ b/dbus-examples/inverter.sh
@ -29,7 +29,7 @@ SED="${SED:-$(command -v gsed || printf 'sed')}"
 dpy=$(printf "$DISPLAY" | tr -c '[:alnum:]' _)

 if [ -z "$dpy" ]; then
-  echo "Cannot find display."
+  stderr "Cannot find display."
  exit 1
 fi