A little code cleanup

luprex/core/cpp/driver-common.cpp

@@ -120,7 +120,7 @@ public:
         int last_write_nbytes;
     };
 
-    DrivenEngine *driven_;
+    UniqueDrivenEngine driven_;
     std::vector<ChanInfo> chans_;
     std::map<int, SOCKET> listen_sockets_;
     bool read_console_recently_;
@@ -478,8 +478,18 @@ public:
         cleanup_channels();
     }
 
-    void drive(DrivenEngine *de, int argc, char *argv[]) {
+    void drive(int argc, char *argv[]) {
-        driven_ = de;
+        if (argc < 2) {
+            DrivenEngine::print_usage(std::cerr, argv[0]);
+            exit(1);
+        }
+        driven_ = DrivenEngine::make(argv[1]);
+        if (driven_ == nullptr) {
+            DrivenEngine::print_usage(std::cerr, argv[0]);
+            exit(1);
+        }
+        DrivenEngine::set(driven_.get());
+
         read_console_recently_ = false;
 
         ssl_ctx_with_root_certs_ = new_ssl_context(false, true, "");
@@ -496,19 +506,18 @@ public:
             exit(1);
         }
 
-        DrivenEngine::set(de);
         handle_lua_source();
         driven_->drv_invoke_event_init(argc, argv);
         handle_listen_ports();
 
-        while (!de->drv_get_stop_driver()) {
+        while (!driven_->drv_get_stop_driver()) {
             handle_lua_source();
             handle_console_output();
             handle_new_outgoing_sockets();
             handle_socket_input_output();
             handle_console_input();
             handle_console_output();
-            de->drv_invoke_event_update(monoclock.get());
+            driven_->drv_invoke_event_update(monoclock.get());
         }
 
         for (ChanInfo &chan : chans_) {
@@ -522,17 +531,3 @@ public:
 };
 
 
-void driver_drive(int argc, char *argv[]) { 
-    Driver driver;
-    if (argc < 2) {
-        DrivenEngine::print_usage(std::cerr, argv[0]);
-        exit(1);
-    }
-    UniqueDrivenEngine engine = DrivenEngine::make(argv[1]);
-    if (engine == nullptr) {
-        DrivenEngine::print_usage(std::cerr, argv[0]);
-        exit(1);
-    }
-    driver.drive(engine.get(), argc, argv);
-}
-

luprex/core/cpp/driver-linux.cpp

@@ -268,6 +268,7 @@ int main(int argc, char **argv)
     enable_tty_raw();
     OPENSSL_init_ssl(0, NULL);
     SourceDB::register_lua_builtins();
-    driver_drive(argc, argv);
+    Driver driver;
+    driver.drive(argc, argv);
 }
 

luprex/core/cpp/driver-mingw.cpp

@@ -273,6 +273,7 @@ int main(int argc, char **argv)
     init_winsock();
     OPENSSL_init_ssl(0, NULL);
     SourceDB::register_lua_builtins();
-    driver_drive(argc, argv);
+    Driver driver;
+    driver.drive(argc, argv);
 }