libcgroup Test: change subsyscheck logic in testscript

Hi
The shell script as expected does not do a non null check using -n option
as i observed. hence changing the logic as below.

Signed-off-by: Sudhir Kumar <skumar@linux.vnet.ibm.com>
git-svn-id: https://libcg.svn.sourceforge.net/svnroot/libcg/trunk@247 4f4bb910-9a46-0410-90c8-c897d4f1cd53

diff --git a/tests/runlibcgrouptest.sh b/tests/runlibcgrouptest.sh
index 69a7a6846fb090ab5f9409da33841cd4f89d66ec..30edc311ec8785b0826ad747cebe7a76361ced87 100644 (file)
--- a/tests/runlibcgrouptest.sh
+++ b/tests/runlibcgrouptest.sh
@@ -21,7 +21,7 @@ MOUNTPOINT=/dev/cgroup_controllers;   # Just to initialize
 TARGET=/dev/cgroup_controllers;
 CONTROLLERS=cpu,memory;
 NUM_MOUNT=1;           # Number of places to be mounted on
-
+MULTIMOUNT=false;      # mounted at on epoint only
 debug()
 {
        # Function parameter is the string to print out
@@ -66,7 +66,7 @@ umount_fs ()
                PROC_ENTRY=`cat /proc/mounts|grep cgroup|tr -s [:space:]|cut -d" " -f2`;
                # Get first mountpoint in case of multiple mounts
                PROC_ENTRY=`echo $PROC_ENTRY|cut -d" " -f1`;
-               if [ -n "$PROC_ENTRY" ]
+               if [ ! -z "$PROC_ENTRY" ]
                then
                        TARGET=$PROC_ENTRY;
                        # Need to take care if there are tasks running in any group ??
@@ -93,15 +93,15 @@ no_controllers()
                MEMORY=`cat /proc/cgroups|grep -w memory|cut -f1`;
        fi;
 
-       if [ -n $CPU ] && [ -n $MEMORY ]
+       if [ ! -z $CPU ] && [ ! -z $MEMORY ]
        then
                CONTROLLERS=$CPU,$MEMORY ;
                return 1;       # false
-       elif [ -n $CPU ]
+       elif [ ! -z $CPU ]
        then
                CONTROLLERS=$CPU ;
                return 1;       # false
-       elif [ -n $MEMORY ]
+       elif [ ! -z $MEMORY ]
        then
                CONTROLLERS=$MEMORY ;
                return 1;       # false