保存进度

cmake/chapter-1/code/message/message.cpp

@@ -0,0 +1,10 @@
+#include "message.h"
+
+using namespace std;
+
+static const string MESSAGE = "Hello World Message!";
+
+void printMessage()
+{
+    std::cout << MESSAGE;
+}

cmake/chapter-1/code/message/message.h

@@ -0,0 +1,9 @@
+#include <string>
+#include <iostream>
+
+using std::string;
+using std::cout;
+
+extern const string MESSAGE;
+
+void printMessage();