X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=test.block;h=622a66037f3d4494c3bba07e6d410e9dfdc4d04e;hp=781560dee1dfa0af41e78bfcde90a128b32bb073;hb=98b88dbf704a1376ee4c79051086089adde5d626;hpb=fd14ee04ef9834516cd3b6ae4d07a3e4156e232e

diff --git a/test.block b/test.block
index 781560dee..622a66037 100644
--- a/test.block
+++ b/test.block
@@ -2,9 +2,17 @@
 #
 # test.block - run udev(8) on each block device in /sys/block
 
+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}/block/*; do
 	# add each drive