Added make distcheck

Makefile

@@ -0,0 +1,57 @@
+# Use POSIX-compliant Makefiles
+.POSIX:
+
+# Clear suffix list
+.SUFFIXES:
+
+package = qmckl
+version = 0.1-alpha
+tarname = $(package)
+distdir = $(tarname)-$(version)
+
+
+all clean check:
+	$(MAKE) -C src $@
+
+dist: $(distdir).tar.gz
+
+
+$(distdir).tar.gz: $(distdir)
+	tar chof - $(distdir) | gzip -9 -c > $@
+	rm -rf $(distdir)
+
+
+$(distdir): include/qmckl.h include/qmckl_f.f90 src/Makefile.generated FORCE
+	mkdir -p $(distdir)
+	mkdir -p $(distdir)/munit
+	mkdir -p $(distdir)/src
+	mkdir -p $(distdir)/include
+	cp munit/munit.h munit/munit.c $(distdir)/munit
+	cp src/*.c src/*.h src/*.f90 $(distdir)/src
+	cp src/Makefile.generated $(distdir)/src/Makefile
+	cp include/* $(distdir)/include
+	cp Makefile $(distdir)/
+	mkdir -p $(distdir)/lib
+
+
+FORCE:
+	- rm -- $(distdir).tar.gz >/dev/null 2>&1
+	- rm -rf -- $(distdir) >/dev/null 2>&1
+
+
+distcheck: $(distdir).tar.gz
+	gzip -cd $(distdir).tar.gz | tar xvf -
+	cd $(distdir) && $(MAKE) all check
+	rm $(distdir)/lib/libqmckl.so $(distdir)/include/qmckl.h \
+		$(distdir)/include/qmckl_f.f90
+	cd $(distdir) && $(MAKE) clean
+	rm -rf $(distdir)
+	@echo "*** Package $(distdir).tar.gz is ready for distribution."
+
+
+include/qmckl.h include/qmckl_f.f90 src/Makefile.generated:
+	$(MAKE) -C src
+
+
+
+.PHONY: all clean dist FORCE