Allow setting config file options also from command line

include/transport/config.h

@@ -50,7 +50,7 @@ typedef boost::program_options::variables_map Variables;
 class Config {
 	public:
 		/// Constructor.
-		Config() {}
+		Config(int argc = 0, char **argv = NULL) : m_argc(argc), m_argv(argv) {}
 
 		/// Destructor
 		virtual ~Config() {}
@@ -99,6 +99,8 @@ class Config {
 		boost::signal<void ()> onConfigReloaded;
 	
 	private:
+		int m_argc;
+		char **m_argv;
 		Variables m_variables;
 		std::map<std::string, std::string> m_unregistered;
 		std::string m_file;

spectrum/src/main.cpp

@@ -114,7 +114,7 @@ static void daemonize(const char *cwd, const char *lock_file) {
 
 int main(int argc, char **argv)
 {
-	Config config;
+	Config config(argc, argv);
 
 	boost::program_options::variables_map vm;
 	bool no_daemon = false;

spectrum/src/sample.cfg

@@ -8,13 +8,13 @@ backend_host=localhost
 pidfile=./test.pid
 # < this option doesn't work yet
 #backend_port=10001
-admin_jid=admin@localhost
+#admin_jid=admin@localhost
 admin_password=test
 #cert=server.pfx #patch to PKCS#12 certificate
 #cert_password=test #password to that certificate if any
 users_per_backend=10
-#backend=../..//backends/libpurple/spectrum2_libpurple_backend
-backend=../../backends/template/template_backend.py
+backend=../..//backends/libpurple/spectrum2_libpurple_backend
+#backend=../../backends/template/template_backend.py
 protocol=prpl-jabber
 #protocol=prpl-msn
 #protocol=any

src/config.cpp

@@ -187,6 +187,11 @@ bool Config::load(std::istream &ifs, boost::program_options::options_description
 		}
 	}
 
+	// Load configs passed by command line
+	if (m_argc != 0 && m_argv) {
+		store(parse_command_line(m_argc, m_argv, opts), m_variables);
+	}
+
 	store(parsed, m_variables);
 	notify(m_variables);