From 8ebdb567f49145f1137016a5a1f67be8c50c45ca Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Fri, 04 May 2018 12:03:24 -0400
Subject: bin/chdt: Improve current desktop number validation

---
(limited to 'bin/chdt')

diff --git a/bin/chdt b/bin/chdt
index 3bd503a..a6e1e5d 100755
--- a/bin/chdt
+++ b/bin/chdt
@@ -35,7 +35,7 @@ get_desktop()
 
 	dt=$(wmctrl -d | sed -n '/^[0-9][0-9]*  *\* /{ s/  *\* .*$//; p; q; };')
 	case "${dt}" in
-		*[!0-9]*)
+		*[!0-9]* | '')
 			err 'Failed to get current desktop number'
 			return 1
 			;;
--
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