Index: javapackages-6.3.2/macros.d/macros.jpackage
===================================================================
--- javapackages-6.3.2.orig/macros.d/macros.jpackage
+++ javapackages-6.3.2/macros.d/macros.jpackage
@@ -35,10 +35,10 @@ cat > %{buildroot}%{_bindir}/%5 << EOF \
 #\
 # %{name} script\
 # JPackage Project <http://www.jpackage.org/>\
-\
+%{?java_home:\
 # Set default JAVA_HOME\
-export JAVA_HOME="\\${JAVA_HOME:-%{?java_home}}"\
-\
+export JAVA_HOME="\\${JAVA_HOME:-%{java_home}}"\
+}\
 # Source functions library\
 . @{javadir}-utils/java-functions\
 \