clean build rules

Makefile

@@ -1,15 +1,19 @@
 VERSION = $(shell git describe --tags)
+BUILDTIME = $(shell date +%Y.%m.%d)
 
-all: plugin
-	ldd ../nocui.so
+all:nocui.so
+	@#ldd nocui.so
 
-plugin:
-	GO111MODULE=off go build -buildmode=plugin -o nocui.so
+nocui.so:
+	GO111MODULE=off go build -v  -buildmode=plugin -o nocui.so \
+		-ldflags "-X main.VERSION=${VERSION} -X main.BUILDTIME=${BUILDTIME} -X gui.GUIVERSION=${VERSION}"
 
-install:
-	rm -f nocui.so
+install: clean
 	go build -buildmode=plugin -o ~/go/lib/nocui-${VERSION}.so
 
+clean:
+	rm -f nocui.so
+
 check-git-clean:
 	@git diff-index --quiet HEAD -- || (echo "Git repository is dirty, please commit your changes first"; exit 1)