Fix shell scripting botch wrt empty variable handling.

Merge of master-melb:xfs-cmds:26814a by kenmcd.

diff --git a/common.quota b/common.quota
index 77368a55b87acc2be1feb35115b55d11102fa66f..a00b832ea97fbafc245af100c10b3a3dd7bca92c 100644 (file)
--- a/common.quota
+++ b/common.quota
@@ -90,7 +90,7 @@ _choose_gid()
 
 _choose_prid()
 {
-    if [ $projid_file == "" ]; then
+    if [ "X$projid_file" == "X" ]; then
        projid_file=/etc/projid
     fi
     if [ ! -f $projid_file ]; then