Add a Config module, and use it to get the password from a file

src/main.cpp

@@ -1,13 +1,32 @@
-#include <network/poller.hpp>
 #include <xmpp/xmpp_component.hpp>
+#include <network/poller.hpp>
+#include <config/config.hpp>
 
+#include <iostream>
 #include <memory>
 
-int main()
+int main(int ac, char** av)
 {
-  Poller p;
+  if (ac > 1)
+    Config::filename = av[1];
+  Config::file_must_exist = true;
+
+  std::string password;
+  try { // The file must exist
+    password = Config::get("password", "");
+  }
+  catch (const std::ios::failure& e) {
+    return 1;
+  }
+  if (password.empty())
+    {
+      std::cerr << "No password provided." << std::endl;
+      return 1;
+    }
   std::shared_ptr<XmppComponent> xmpp_component =
-    std::make_shared<XmppComponent>("irc.localhost", "secret");
+    std::make_shared<XmppComponent>("irc.abricot", password);
+
+  Poller p;
   p.add_socket_handler(xmpp_component);
   xmpp_component->start();
   while (p.poll())