Use configfilemanager to get the real command

src/configfilemanager.h

@@ -0,0 +1,48 @@
+#ifndef _CONFIGFILEMANAGER_H
+#define _CONFIGFILEMANAGER_H
+
+#include <map>
+#include <string>
+#include <vector>
+#include <fstream>
+#include <iostream>
+#include "definitions.h"
+
+class configfilemanager{
+private:
+    std::map<std::string, std::string> configs;
+
+public:
+    configfilemanager(std::string filepath = "./ncsambawatcher.config")
+    {
+        std::ifstream is(filepath);
+        std::string tmp;
+        while(std::getline(is, tmp))
+        {
+            if (tmp.at(0) == '#') // ignore comments
+                continue;
+            
+            std::vector<std::string> splited = splitString(tmp, '=');
+            if (splited.size() != 2)
+            {
+                std::cerr << "Invalid line: " << tmp << std::endl;
+                continue;
+            }
+
+            configs.insert(std::make_pair(splited.at(0), splited.at(1)));           
+        }
+    }
+
+    std::string at(const std::string &config)
+    {
+        return configs.at(config);
+    }
+
+    std::string at(const char* config)
+    {
+        return at(std::string(config));
+    }
+
+};
+
+#endif // _CONFIGFILEMANAGER_H