X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=test.tty;h=d5e2d6715dc7bd9afff037db8044fe0a009403e4;hb=1ac5204774c4080d16f308ac3077db0dae8d221c;hp=ec8b1d0404debd47822f795851ad1db339c03af2;hpb=5892ceb540405861e51db3832d4f5cbab123056f;p=elogind.git

diff --git a/test.tty b/test.tty
index ec8b1d040..d5e2d6715 100644
--- a/test.tty
+++ b/test.tty
@@ -2,9 +2,17 @@
 #
 # test.tty - run udev(8) on each tty device in /sys/class/tty
 
+if [ $# = "0" ] ; then
+	echo
+	echo "usage: $0 <action>"
+	echo "where <action> is \"add\" or \"remove\""
+	echo
+	exit 1
+fi
+
 SYSFSDIR=/sys		# change this for a nonstand sysfs mount point
 BIN=./udev		# location of your udev binary
-export ACTION=add	# 'add' or 'remove'
+export ACTION=$1	# 'add' or 'remove'
 
 for i in ${SYSFSDIR}/class/tty/*; do
 	export DEVPATH="/"`echo $i | cut --delimiter='/' --fields=3-`