refactor and add feature

Makefile

@@ -1,11 +1,22 @@
-DESTDIR = ./
+CXX = g++
+CXX_FLAGS = -Wall -std=c++14 -lpthread -s
+DESTDIR = ./bin/
+SRC_SERVER = ./src/server.cpp
+SRC_CLIENT = ./src/client.cpp
+INSTALL_DIR = /usr/local/bin/
 
 build:
-	g++ -o $(DESTDIR)server server.cpp
-	g++ -o $(DESTDIR)client client.cpp -std=c++14 -lpthread
+	$(CXX) -o $(DESTDIR)server $(SRC_SERVER) $(CXX_FLAGS)
+	$(CXX) -o $(DESTDIR)client $(SRC_CLIENT) $(CXX_FLAGS)
+	upx $(DESTDIR)server
+	upx $(DESTDIR)client
 
 runserver:
 	./server 127.0.0.1 8000
 
 runclient:
-	./client 127.0.0.1 8000
+	./client 127.0.0.1 8000
+
+install:
+	cp -rf $(DESTDIR)server $(INSTALL_DIR)udpchatserver
+	cp -rf $(DESTDIR)client $(INSTALL_DIR)udpchatclient