Made it possible to specify the host to listen on

Needed when the server has multiple network interfaces and the one you
want to use isn't the default one for localhost.

The host to listen on can be set in config file with 'net_listenHost'.

1 files changed, 6 insertions, 2 deletions

diff --git a/src/net/connectionhandler.cpp b/src/net/connectionhandler.cpp
index 123dc0b7..22fadc4c 100644
--- a/src/net/connectionhandler.cpp
+++ b/src/net/connectionhandler.cpp
@@ -30,12 +30,16 @@
 #include "net/netcomputer.hpp"
 #include "utils/logger.h"
 
-bool ConnectionHandler::startListen(enet_uint16 port)
+bool ConnectionHandler::startListen(enet_uint16 port,
+                                    const std::string &listenHost)
 {
     // Bind the server to the default localhost.
     address.host = ENET_HOST_ANY;
     address.port = port;
 
+    if (!listenHost.empty())
+        enet_address_set_host(&address, listenHost.c_str());
+
     LOG_INFO("Listening on port " << port << "...");
     host = enet_host_create(
             &address    /* the address to bind the server host to */,
@@ -43,7 +47,7 @@ bool ConnectionHandler::startListen(enet_uint16 port)
             0           /* assume any amount of incoming bandwidth */,
             0           /* assume any amount of outgoing bandwidth */);
 
-    return host;
+    return host != 0;
 }
 
 void ConnectionHandler::stopListen()