--- php/lib/Makefile.orig	2013-06-02 12:11:06.451195440 +0000
+++ php/lib/Makefile	2013-06-02 12:16:29.249191742 +0000
@@ -167,7 +167,8 @@
 	@echo "Installing generated code"
 	@for i in $(MODULES) ; \
 	do \
-	    $(INSTALL_DATA) -r $$i $(DESTDIR)$(install_phpdir) ; \
+	    mkdir -p $(DESTDIR)$(install_phpdir)/$$i ; \
+	    $(INSTALL_DATA) $$i/*.php $(DESTDIR)$(install_phpdir)/$$i ; \
 	done
 	@for i in $(MODULE_SRCS) ; \
 	do \