Don't print resolution if detection fails

2016-03-25 22:20:19 +11:00 · 2016-03-25 22:20:19 +11:00 · 4cf43fecc0
parent d0c85370b6
commit 4cf43fecc0
1 changed files with 2 additions and 1 deletions
--- a/3
+++ b/3
@ -1290,7 +1290,8 @@ getresolution () {
            height=${height/ScreenHeight'='/}
            height=${height//[[:space:]]}

-            resolution="${width}x${height}"
+            [ ! -z "$width" ] && \
+                resolution="${width}x${height}"
        ;;

        "*")