use external makefile for pgxs with cmake

diff --git a/module/Makefile b/module/Makefile
new file mode 100644 (file)
index 0000000..783a660
--- /dev/null
+++ b/module/Makefile
@@ -0,0 +1,8 @@
+MODULES = nominatim
+include $(PGXS)
+
+all:
+       chmod 755 nominatim.so
+
+install:
+       @echo Library does not need to be installed.