fix a -z test, quotes needed

08e7c315 · Joshua Tauberer · afda0405 · 08e7c315
Commit 08e7c315 authored Jan 27, 2014 by Joshua Tauberer
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start.sh scripts/start.sh +1 -1

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--- a/scripts/start.sh
+++ b/scripts/start.sh
@@ -63,7 +63,7 @@ EOF
 . scripts/web.sh
 . scripts/webmail.sh

-if [ -z `tools/mail.py user` ]; then
+if [ -z "`tools/mail.py user`" ]; then
 	# The outut of "tools/mail.py user" is a list of mail users. If there
 	# are none configured, ask the user to configure one.
 	echo