Fix prepare instance script

1 files changed, 6 insertions, 6 deletions

diff --git a/install/ishtar-prepare-instance b/install/ishtar-prepare-instance
index 71fbff119..fe1ba7628 100755
--- a/install/ishtar-prepare-instance
+++ b/install/ishtar-prepare-instance
@@ -53,7 +53,7 @@ do_install_instance() {
         fi
     fi
 
-    if [ ! -z '$CONFIG_PATH' ]; then
+    if [ -z "$CONFIG_PATH" ]; then
         CONFIG_PATH="/etc/ishtar/"
     fi
 
@@ -83,14 +83,14 @@ do_install_instance() {
         touch $INSTANCES_FILE
     fi
 
-    if [ -z '$INSTANCE' ]; then
+    if [ -n "$INSTANCE" ]; then
         if [ -d "$INSTANCE" ]; then
             cecho r "Sorry, $INSTANCE already exists."
             echo "Give another code name."
             exit 1
         fi
-
-    else
+    fi
+    if [ -z "$INSTANCE" ]; then
         INSTANCE=''
         cat >&2 <<-'EOF'
 
@@ -117,7 +117,7 @@ EOF
         done
     fi
 
-    if [ ! -z '$URL' ]; then
+    if [ -z "$URL" ]; then
         URL=''
         cat >&2 <<-'EOF'
 
@@ -136,7 +136,7 @@ EOF
         done
     fi
 
-    if [ ! -z '$MAX_UPLOAD_SIZE' ]; then
+    if [ -z "$MAX_UPLOAD_SIZE" ]; then
         MAX_UPLOAD_SIZE=''
         cat >&2 <<-'EOF'