separate whether app is using udp from whether it stores games in a

sqlite3 db so that it can switch mid-game -- that being something that
needs testing.

xwords4/linux/cursesmain.c

@@ -2023,10 +2023,7 @@ cursesmain( XP_Bool isServer, LaunchParams* params )
         g_globals.draw = (struct CursesDrawCtx*)
             cursesDrawCtxtMake( g_globals.boardWin );
 
-        XWStreamCtxt* stream = NULL;
+        if ( params->useUdp ) {
-        if ( !!params->dbName ) {
-            g_globals.cGlobals.pDb = openGamesDB( params->dbName );
-
             RelayConnProcs procs = {
                 .msgReceived = cursesGotBuf,
                 .msgNoticeReceived = cursesNoticeRcvd,
@@ -2041,14 +2038,21 @@ cursesmain( XP_Bool isServer, LaunchParams* params )
             DevIDType typ;
             const XP_UCHAR* devID = linux_getDevID( params, &typ );
             relaycon_reg( params, devID, typ );
+        }
 
-            GSList* games = listGames( g_globals.cGlobals.pDb );
+        XWStreamCtxt* stream = NULL;
+        if ( !!params->dbName ) {
+            sqlite3* pDb = openGamesDB( params->dbName );
+            /* Gross that both need to be set, but they do. */
+            params->pDb = g_globals.cGlobals.pDb = pDb;
+
+            GSList* games = listGames( pDb );
             if ( !!games ) {
                 stream = mem_stream_make( MEMPOOL params->vtMgr,
                                           &g_globals.cGlobals, CHANNEL_NONE,
                                           NULL );
                 sqlite3_int64 selRow = *(sqlite3_int64*)games->data;
-                if ( loadGame( stream, g_globals.cGlobals.pDb, selRow ) ) {
+                if ( loadGame( stream, pDb, selRow ) ) {
                     g_globals.cGlobals.selRow = selRow;
                 } else {
                     stream_destroy( stream );

xwords4/linux/gtkboard.c

@@ -400,11 +400,12 @@ relay_sendNoConn_gtk( const XP_U8* msg, XP_U16 len, const XP_UCHAR* relayID,
 {
     GtkGameGlobals* globals = (GtkGameGlobals*)closure;
     XP_Bool success = XP_FALSE;
-    if ( !!globals->cGlobals.pDb && !globals->draw ) {
+    LaunchParams* params = globals->cGlobals.params;
+    if ( params->useUdp && !globals->draw ) {
         XP_U16 seed = comms_getChannelSeed( globals->cGlobals.game.comms );
         XP_U32 clientToken = makeClientToken( globals->cGlobals.selRow, seed );
-        XP_S16 nSent = relaycon_sendnoconn( globals->cGlobals.params, msg, len, 
+        XP_S16 nSent = relaycon_sendnoconn( params, msg, len, relayID, 
-                                            relayID, clientToken );
+                                            clientToken );
         success = nSent == len;
     }
     return success;

xwords4/linux/gtkmain.c

@@ -586,6 +586,7 @@ gtkmain( LaunchParams* params )
     apg.params = params;
     params->pDb = openGamesDB( params->dbName );
 
+    if ( params->useUdp ) {
         RelayConnProcs procs = {
             .msgReceived = gtkGotBuf,
             .msgNoticeReceived = gtkNoticeRcvd,
@@ -601,6 +602,7 @@ gtkmain( LaunchParams* params )
         DevIDType typ;
         const XP_UCHAR* devID = linux_getDevID( params, &typ );
         relaycon_reg( params, devID, typ );
+    }
 
     apg.window = makeGamesWindow( &apg );
     gtk_main();

xwords4/linux/linuxmain.c

@@ -1028,7 +1028,7 @@ linux_tcp_send( CommonGlobals* cGlobals, const XP_U8* buf, XP_U16 buflen,
                 const CommsAddrRec* addrRec )
 {
     XP_S16 result = 0;
-    if ( !!cGlobals->pDb ) {
+    if ( cGlobals->params->useUdp ) {
         XP_ASSERT( -1 != cGlobals->selRow );
         XP_U16 seed = comms_getChannelSeed( cGlobals->game.comms );
         XP_U32 clientToken = makeClientToken( cGlobals->selRow, seed );

xwords4/linux/relaycon.c

@@ -263,6 +263,7 @@ relaycon_cleanup( LaunchParams* params )
 static RelayConStorage* 
 getStorage( LaunchParams* params )
 {
+    XP_ASSERT( params->useUdp );
     RelayConStorage* storage = (RelayConStorage*)params->relayConStorage;
     if ( NULL == storage ) {
         storage = XP_CALLOC( params->mpool, sizeof(*storage) );