]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - host.c
added prvm_offsets.h which centralizes field/global/function lookups for
[xonotic/darkplaces.git] / host.c
diff --git a/host.c b/host.c
index c8521f2753dd8300bb9e44c05d0aca2f44612d95..d8909c14a884c0cc5adad10d9ac7e6ada2074294 100644 (file)
--- a/host.c
+++ b/host.c
@@ -29,6 +29,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "progsvm.h"
 #include "csprogs.h"
 #include "sv_demo.h"
+#include "snd_main.h"
+#include "thread.h"
 
 /*
 
@@ -60,7 +62,7 @@ double host_starttime = 0;
 cvar_t host_framerate = {0, "host_framerate","0", "locks frame timing to this value in seconds, 0.05 is 20fps for example, note that this can easily run too fast, use cl_maxfps if you want to limit your framerate instead, or sys_ticrate to limit server speed"};
 // shows time used by certain subsystems
 cvar_t host_speeds = {0, "host_speeds","0", "reports how much time is used in server/graphics/sound"};
-cvar_t host_sleep = {0, "host_sleep","1", "gives up some processing time to other applications each frame, value in milliseconds"};
+cvar_t host_maxwait = {0, "host_maxwait","1000", "maximum sleep time requested from the operating system in millisecond. Larger sleeps will be done using multiple host_maxwait length sleeps. Lowering this value will increase CPU load, but may help working around problems with accuracy of sleep times."};
 cvar_t cl_minfps = {CVAR_SAVE, "cl_minfps", "40", "minimum fps target - while the rendering performance is below this, it will drift toward lower quality"};
 cvar_t cl_minfps_fade = {CVAR_SAVE, "cl_minfps_fade", "0.2", "how fast the quality adapts to varying framerate"};
 cvar_t cl_minfps_qualitymax = {CVAR_SAVE, "cl_minfps_qualitymax", "1", "highest allowed drawdistance multiplier"};
@@ -68,9 +70,12 @@ cvar_t cl_minfps_qualitymin = {CVAR_SAVE, "cl_minfps_qualitymin", "0.25", "lowes
 cvar_t cl_minfps_qualitypower = {CVAR_SAVE, "cl_minfps_qualitypower", "4", "raises quality value to a power of itself, higher values make quality drop more sharply in relation to framerate"};
 cvar_t cl_minfps_qualityscale = {CVAR_SAVE, "cl_minfps_qualityscale", "0.5", "multiplier for quality"};
 cvar_t cl_maxfps = {CVAR_SAVE, "cl_maxfps", "0", "maximum fps cap, 0 = unlimited, if game is running faster than this it will wait before running another frame (useful to make cpu time available to other programs)"};
+cvar_t cl_maxfps_alwayssleep = {0, "cl_maxfps_alwayssleep","1", "gives up some processing time to other applications each frame, value in milliseconds, disabled if cl_maxfps is 0"};
 cvar_t cl_maxidlefps = {CVAR_SAVE, "cl_maxidlefps", "20", "maximum fps cap when the game is not the active window (makes cpu time available to other programs"};
 
-cvar_t developer = {0, "developer","0", "prints additional debugging messages and information (recommended for modders and level designers)"};
+cvar_t developer = {CVAR_SAVE, "developer","0", "shows debugging messages and information (recommended for all developers and level designers); the value -1 also suppresses buffering and logging these messages"};
+cvar_t developer_extra = {0, "developer_extra", "0", "prints additional debugging messages, often very verbose!"};
+cvar_t developer_insane = {0, "developer_insane", "0", "prints huge streams of information about internal workings, entire contents of files being read/written, etc.  Not recommended!"};
 cvar_t developer_loadfile = {0, "developer_loadfile","0", "prints name and size of every file loaded via the FS_LoadFile function (which is almost everything)"};
 cvar_t developer_loading = {0, "developer_loading","0", "prints information about files as they are loaded or unloaded successfully"};
 cvar_t developer_entityparsing = {0, "developer_entityparsing", "0", "prints detailed network entities information each time a packet is received"};
@@ -185,7 +190,7 @@ void Host_ServerOptions (void)
                else
                {
                        // default players in some games, singleplayer in most
-                       if (gamemode != GAME_GOODVSBAD2 && gamemode != GAME_NEXUIZ && gamemode != GAME_BATTLEMECH)
+                       if (gamemode != GAME_GOODVSBAD2 && gamemode != GAME_NEXUIZ && gamemode != GAME_XONOTIC && gamemode != GAME_BATTLEMECH)
                                svs.maxclients = 1;
                }
        }
@@ -206,6 +211,7 @@ Host_InitLocal
 void Host_SaveConfig_f(void);
 void Host_LoadConfig_f(void);
 extern cvar_t sv_writepicture_quality;
+extern cvar_t r_texture_jpeg_fastpicmip;
 static void Host_InitLocal (void)
 {
        Cmd_AddCommand("saveconfig", Host_SaveConfig_f, "save settings to config.cfg (or a specified filename) immediately (also automatic when quitting)");
@@ -213,7 +219,7 @@ static void Host_InitLocal (void)
 
        Cvar_RegisterVariable (&host_framerate);
        Cvar_RegisterVariable (&host_speeds);
-       Cvar_RegisterVariable (&host_sleep);
+       Cvar_RegisterVariable (&host_maxwait);
        Cvar_RegisterVariable (&cl_minfps);
        Cvar_RegisterVariable (&cl_minfps_fade);
        Cvar_RegisterVariable (&cl_minfps_qualitymax);
@@ -221,9 +227,12 @@ static void Host_InitLocal (void)
        Cvar_RegisterVariable (&cl_minfps_qualitypower);
        Cvar_RegisterVariable (&cl_minfps_qualityscale);
        Cvar_RegisterVariable (&cl_maxfps);
+       Cvar_RegisterVariable (&cl_maxfps_alwayssleep);
        Cvar_RegisterVariable (&cl_maxidlefps);
 
        Cvar_RegisterVariable (&developer);
+       Cvar_RegisterVariable (&developer_extra);
+       Cvar_RegisterVariable (&developer_insane);
        Cvar_RegisterVariable (&developer_loadfile);
        Cvar_RegisterVariable (&developer_loading);
        Cvar_RegisterVariable (&developer_entityparsing);
@@ -232,6 +241,7 @@ static void Host_InitLocal (void)
        Cvar_RegisterVariable (&timeformat);
 
        Cvar_RegisterVariable (&sv_writepicture_quality);
+       Cvar_RegisterVariable (&r_texture_jpeg_fastpicmip);
 }
 
 
@@ -266,11 +276,11 @@ void Host_SaveConfig_to(const char *file)
 }
 void Host_SaveConfig(void)
 {
-       Host_SaveConfig_to("config.cfg");
+       Host_SaveConfig_to(CONFIGFILENAME);
 }
 void Host_SaveConfig_f(void)
 {
-       const char *file = "config.cfg";
+       const char *file = CONFIGFILENAME;
 
        if(Cmd_Argc() >= 2) {
                file = Cmd_Argv(1);
@@ -280,6 +290,20 @@ void Host_SaveConfig_f(void)
        Host_SaveConfig_to(file);
 }
 
+void Host_AddConfigText(void)
+{
+       // set up the default startmap_sp and startmap_dm aliases (mods can
+       // override these) and then execute the quake.rc startup script
+       if (gamemode == GAME_NEHAHRA)
+               Cbuf_InsertText("alias startmap_sp \"map nehstart\"\nalias startmap_dm \"map nehstart\"\nexec " STARTCONFIGFILENAME "\n");
+       else if (gamemode == GAME_TRANSFUSION)
+               Cbuf_InsertText("alias startmap_sp \"map e1m1\"\n""alias startmap_dm \"map bb1\"\nexec " STARTCONFIGFILENAME "\n");
+       else if (gamemode == GAME_TEU)
+               Cbuf_InsertText("alias startmap_sp \"map start\"\nalias startmap_dm \"map start\"\nexec teu.rc\n");
+       else
+               Cbuf_InsertText("alias startmap_sp \"map start\"\nalias startmap_dm \"map start\"\nexec " STARTCONFIGFILENAME "\n");
+}
+
 /*
 ===============
 Host_LoadConfig_f
@@ -289,10 +313,12 @@ Resets key bindings and cvars to defaults and then reloads scripts
 */
 void Host_LoadConfig_f(void)
 {
-       // unlock the cvar default strings so they can be updated by the new default.cfg
-       Cvar_UnlockDefaults();
+       // reset all cvars, commands and aliases to init values
+       Cmd_RestoreInitState();
+       // prepend a menu restart command to execute after the config
+       Cbuf_InsertText("\nmenu_restart\n");
        // reset cvars to their defaults, and then exec startup scripts again
-       Cbuf_InsertText("cvar_resettodefaults_all;exec quake.rc\n");
+       Host_AddConfigText();
 }
 
 /*
@@ -419,7 +445,7 @@ void SV_DropClient(qboolean crash)
 
        if (host_client->netconnection)
        {
-               // free the client (the body stays around)
+               // tell the client to be gone
                if (!crash)
                {
                        // LordHavoc: no opportunity for resending, so use unreliable 3 times
@@ -433,9 +459,6 @@ void SV_DropClient(qboolean crash)
                        NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, false);
                        NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, false);
                }
-               // break the net connection
-               NetConn_Close(host_client->netconnection);
-               host_client->netconnection = NULL;
        }
 
        // call qc ClientDisconnect function
@@ -452,6 +475,13 @@ void SV_DropClient(qboolean crash)
                prog->globals.server->self = saveSelf;
        }
 
+       if (host_client->netconnection)
+       {
+               // break the net connection
+               NetConn_Close(host_client->netconnection);
+               host_client->netconnection = NULL;
+       }
+
        // if a download is active, close it
        if (host_client->download_file)
        {
@@ -535,11 +565,12 @@ void Host_ShutdownServer(void)
 
 // make sure all the clients know we're disconnecting
        SV_VM_Begin();
+       World_End(&sv.world);
        if(prog->loaded)
-               if(prog->funcoffsets.SV_Shutdown)
+               if(PRVM_serverfunction(SV_Shutdown))
                {
-                       func_t s = prog->funcoffsets.SV_Shutdown;
-                       prog->funcoffsets.SV_Shutdown = 0; // prevent it from getting called again
+                       func_t s = PRVM_serverfunction(SV_Shutdown);
+                       PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
                        PRVM_ExecuteProgram(s,"SV_Shutdown() required");
                }
        for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
@@ -587,7 +618,7 @@ Host_TimeReport
 Returns a time report string, for example for
 ==================
 */
-const char *Host_TimingReport()
+const char *Host_TimingReport(void)
 {
        return va("%.1f%% CPU, %.2f%% lost, offset avg %.1fms, max %.1fms, sdev %.1fms", svs.perf_cpuload * 100, svs.perf_lost * 100, svs.perf_offset_avg * 1000, svs.perf_offset_max * 1000, svs.perf_offset_sdev * 1000);
 }
@@ -619,7 +650,10 @@ void Host_Main(void)
        for (;;)
        {
                if (setjmp(host_abortframe))
+               {
+                       SCR_ClearLoadingScreen(false);
                        continue;                       // something bad happened, or the server disconnected
+               }
 
                oldrealtime = realtime;
                realtime = Sys_DoubleTime();
@@ -651,7 +685,7 @@ void Host_Main(void)
                                svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
                                svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
                        }
-                       if(svs.perf_lost > 0)
+                       if(svs.perf_lost > 0 && developer_extra.integer)
                                Con_DPrintf("Server can't keep up: %s\n", Host_TimingReport());
                        svs.perf_acc_realtime = svs.perf_acc_sleeptime = svs.perf_acc_lost = svs.perf_acc_offset = svs.perf_acc_offset_squared = svs.perf_acc_offset_max = svs.perf_acc_offset_samples = 0;
                }
@@ -667,10 +701,9 @@ void Host_Main(void)
 
                cl.islocalgame = NetConn_IsLocalGame();
 
-               // begin gathering mouse input
-               in_mouse_x = in_mouse_y = 0;
-
                // get new key events
+               Key_EventQueue_Unblock();
+               SndSys_SendKeyEvents();
                Sys_SendKeyEvents();
 
                NetConn_UpdateSockets();
@@ -693,7 +726,10 @@ void Host_Main(void)
                if (sv.active ? sv_timer > 0 : cl_timer > 0)
                {
                        // process console commands
+//                     R_TimeReport("preconsole");
+                       CL_VM_PreventInformationLeaks();
                        Cbuf_Execute();
+//                     R_TimeReport("console");
                }
 
                //Con_Printf("%6.0f %6.0f\n", cl_timer * 1000000.0, sv_timer * 1000000.0);
@@ -705,19 +741,30 @@ void Host_Main(void)
                        wait = cl_timer * -1000000.0;
                else
                        wait = max(cl_timer, sv_timer) * -1000000.0;
-               wait = bound(0, wait, 100000);
 
                if (!cls.timedemo && wait >= 1)
                {
-                       double time0 = Sys_DoubleTime();
-                       if (sv_checkforpacketsduringsleep.integer)
+                       double time0;
+
+                       if(host_maxwait.value <= 0)
+                               wait = min(wait, 1000000.0);
+                       else
+                               wait = min(wait, host_maxwait.value * 1000.0);
+                       if(wait < 1)
+                               wait = 1; // because we cast to int
+
+                       time0 = Sys_DoubleTime();
+                       if (sv_checkforpacketsduringsleep.integer && !sys_usenoclockbutbenchmark.integer)
                                NetConn_SleepMicroseconds((int)wait);
                        else
                                Sys_Sleep((int)wait);
                        svs.perf_acc_sleeptime += Sys_DoubleTime() - time0;
+//                     R_TimeReport("sleep");
                        continue;
                }
 
+               R_TimeReport("---");
+
        //-------------------
        //
        // server operations
@@ -743,6 +790,9 @@ void Host_Main(void)
                        double advancetime, aborttime = 0;
                        float offset;
 
+                       if (cls.state == ca_dedicated)
+                               Collision_Cache_NewFrame();
+
                        // run the world state
                        // don't allow simulation to run too fast or too slow or logic glitches can occur
 
@@ -766,7 +816,10 @@ void Host_Main(void)
                                        aborttime = realtime + 0.1;
                                }
                        }
-                       advancetime = min(advancetime, 0.1);
+                       if(slowmo.value > 0 && slowmo.value < 1)
+                               advancetime = min(advancetime, 0.1 / slowmo.value);
+                       else
+                               advancetime = min(advancetime, 0.1);
 
                        if(advancetime > 0)
                        {
@@ -783,7 +836,7 @@ void Host_Main(void)
                        sv.frametime = advancetime * slowmo.value;
                        if (host_framerate.value)
                                sv.frametime = host_framerate.value;
-                       if (sv.paused || (cl.islocalgame && (key_dest != key_game || key_consoleactive)))
+                       if (sv.paused || (cl.islocalgame && (key_dest != key_game || key_consoleactive || cl.csqc_paused)))
                                sv.frametime = 0;
 
                        // setup the VM frame
@@ -801,13 +854,14 @@ void Host_Main(void)
                                if (framelimit > 1 && Sys_DoubleTime() >= aborttime)
                                        break;
                        }
+                       R_TimeReport("serverphysics");
 
                        // send all messages to the clients
                        SV_SendClientMessages();
                        
                        if (sv.paused == 1 && realtime > sv.pausedstart && sv.pausedstart > 0) {
                                prog->globals.generic[OFS_PARM0] = realtime - sv.pausedstart;
-                               PRVM_ExecuteProgram(prog->funcoffsets.SV_PausedTic, "QC function SV_PausedTic is missing");
+                               PRVM_ExecuteProgram(PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
                        }
 
                        // end the server VM frame
@@ -815,6 +869,13 @@ void Host_Main(void)
 
                        // send an heartbeat if enough time has passed since the last one
                        NetConn_Heartbeat(0);
+                       R_TimeReport("servernetwork");
+               }
+               else
+               {
+                       // don't let r_speeds display jump around
+                       R_TimeReport("serverphysics");
+                       R_TimeReport("servernetwork");
                }
 
        //-------------------
@@ -823,11 +884,15 @@ void Host_Main(void)
        //
        //-------------------
 
-               if (cls.state != ca_dedicated && (cl_timer > 0 || cls.timedemo))
+               if (cls.state != ca_dedicated && (cl_timer > 0 || cls.timedemo || ((vid_activewindow ? cl_maxfps : cl_maxidlefps).value < 1)))
                {
+                       R_TimeReport("---");
+                       Collision_Cache_NewFrame();
+                       R_TimeReport("collisioncache");
                        // decide the simulation time
                        if (cls.capturevideo.active)
                        {
+                               //***
                                if (cls.capturevideo.realtime)
                                        clframetime = cl.realframetime = max(cl_timer, 1.0 / cls.capturevideo.framerate);
                                else
@@ -836,9 +901,15 @@ void Host_Main(void)
                                        cl.realframetime = max(cl_timer, clframetime);
                                }
                        }
-                       else if (vid_activewindow && cl_maxfps.value >= 1)
+                       else if (vid_activewindow && cl_maxfps.value >= 1 && !cls.timedemo)
+                       {
                                clframetime = cl.realframetime = max(cl_timer, 1.0 / cl_maxfps.value);
-                       else if (!vid_activewindow && cl_maxidlefps.value >= 1)
+                               // when running slow, we need to sleep to keep input responsive
+                               wait = bound(0, cl_maxfps_alwayssleep.value * 1000, 100000);
+                               if (wait > 0)
+                                       Sys_Sleep((int)wait);
+                       }
+                       else if (!vid_activewindow && cl_maxidlefps.value >= 1 && !cls.timedemo)
                                clframetime = cl.realframetime = max(cl_timer, 1.0 / cl_maxidlefps.value);
                        else
                                clframetime = cl.realframetime = cl_timer;
@@ -858,6 +929,9 @@ void Host_Main(void)
                        if (host_framerate.value)
                                clframetime = host_framerate.value;
 
+                       if (cl.paused || (cl.islocalgame && (key_dest != key_game || key_consoleactive || cl.csqc_paused)))
+                               clframetime = 0;
+
                        if (cls.timedemo)
                                clframetime = cl.realframetime = cl_timer;
 
@@ -867,29 +941,38 @@ void Host_Main(void)
                        cl.oldtime = cl.time;
                        cl.time += clframetime;
 
+                       // update video
+                       if (host_speeds.integer)
+                               time1 = Sys_DoubleTime();
+                       R_TimeReport("pre-input");
+
                        // Collect input into cmd
                        CL_Input();
 
+                       R_TimeReport("input");
+
                        // check for new packets
                        NetConn_ClientFrame();
 
                        // read a new frame from a demo if needed
                        CL_ReadDemoMessage();
+                       R_TimeReport("clientnetwork");
 
                        // now that packets have been read, send input to server
                        CL_SendMove();
+                       R_TimeReport("sendmove");
 
                        // update client world (interpolate entities, create trails, etc)
                        CL_UpdateWorld();
-
-                       // update video
-                       if (host_speeds.integer)
-                               time1 = Sys_DoubleTime();
+                       R_TimeReport("lerpworld");
 
                        CL_Video_Frame();
                        CL_Gecko_Frame();
 
+                       R_TimeReport("client");
+
                        CL_UpdateScreen();
+                       R_TimeReport("render");
 
                        if (host_speeds.integer)
                                time2 = Sys_DoubleTime();
@@ -904,6 +987,10 @@ void Host_Main(void)
                                S_Update(&r_refdef.view.matrix);
 
                        CDAudio_Update();
+                       R_TimeReport("audio");
+
+                       // reset gathering of mouse input
+                       in_mouse_x = in_mouse_y = 0;
 
                        if (host_speeds.integer)
                        {
@@ -914,11 +1001,15 @@ void Host_Main(void)
                                Con_Printf("%6ius total %6ius server %6ius gfx %6ius snd\n",
                                                        pass1+pass2+pass3, pass1, pass2, pass3);
                        }
-                       wait = bound(0, host_sleep.value * 1000, 100000);
-                       if (!cls.timedemo && wait >= 1)
-                               Sys_Sleep((int)wait);
                }
 
+#if MEMPARANOIA
+               Mem_CheckSentinelsGlobal();
+#else
+               if (developer_memorydebug.integer)
+                       Mem_CheckSentinelsGlobal();
+#endif
+
                // if there is some time remaining from this frame, reset the timers
                if (cl_timer >= 0)
                        cl_timer = 0;
@@ -951,8 +1042,10 @@ char engineversion[128];
 
 qboolean sys_nostdout = false;
 
+extern void u8_Init(void);
 extern void Render_Init(void);
 extern void Mathlib_Init(void);
+extern void FS_Init_SelfPack(void);
 extern void FS_Init(void);
 extern void FS_Shutdown(void);
 extern void PR_Cmd_Init(void);
@@ -977,9 +1070,11 @@ static void Host_Init (void)
        if (COM_CheckParm("-benchmark"))
                srand(0); // predictable random sequence for -benchmark
        else
-               srand(time(NULL));
+               srand((unsigned int)time(NULL));
 
        // FIXME: this is evil, but possibly temporary
+       // LordHavoc: doesn't seem very temporary...
+       // LordHavoc: made this a saved cvar
 // COMMANDLINEOPTION: Console: -developer enables warnings and other notices (RECOMMENDED for mod developers)
        if (COM_CheckParm("-developer"))
        {
@@ -989,12 +1084,16 @@ static void Host_Init (void)
 
        if (COM_CheckParm("-developer2"))
        {
-               developer.value = developer.integer = 100;
-               developer.string = "100";
-               developer_memory.value = developer_memory.integer = 100;
-               developer.string = "100";
-               developer_memorydebug.value = developer_memorydebug.integer = 100;
-               developer_memorydebug.string = "100";
+               developer.value = developer.integer = 1;
+               developer.string = "1";
+               developer_extra.value = developer_extra.integer = 1;
+               developer_extra.string = "1";
+               developer_insane.value = developer_insane.integer = 1;
+               developer_insane.string = "1";
+               developer_memory.value = developer_memory.integer = 1;
+               developer_memory.string = "1";
+               developer_memorydebug.value = developer_memorydebug.integer = 1;
+               developer_memorydebug.string = "1";
        }
 
 // COMMANDLINEOPTION: Console: -nostdout disables text output to the terminal the game was launched from
@@ -1014,6 +1113,7 @@ static void Host_Init (void)
        Con_Init();
 
        // initialize various cvars that could not be initialized earlier
+       u8_Init();
        Curl_Init_Commands();
        Cmd_Init_Commands();
        Sys_Init_Commands();
@@ -1023,6 +1123,9 @@ static void Host_Init (void)
        // initialize console window (only used by sys_win.c)
        Sys_InitConsole();
 
+       // initialize the self-pack (must be before COM_InitGameType as it may add command line options)
+       FS_Init_SelfPack();
+
        // detect gamemode from commandline options or executable name
        COM_InitGameType();
 
@@ -1037,6 +1140,10 @@ static void Host_Init (void)
        // initialize filesystem (including fs_basedir, fs_gamedir, -game, scr_screenshot_name)
        FS_Init();
 
+       // must be after FS_Init
+       Crypto_Init();
+       Crypto_Init_Commands();
+
        NetConn_Init();
        Curl_Init();
        //PR_Init();
@@ -1045,6 +1152,7 @@ static void Host_Init (void)
        Mod_Init();
        World_Init();
        SV_Init();
+       V_Init(); // some cvars needed by server player physics (cl_rollangle etc)
        Host_InitCommands();
        Host_InitLocal();
        Host_ServerOptions();
@@ -1058,46 +1166,41 @@ static void Host_Init (void)
                R_Modules_Init();
                Palette_Init();
                MR_Init_Commands();
+               Thread_Init();
                VID_Shared_Init();
                VID_Init();
                Render_Init();
                S_Init();
                CDAudio_Init();
                Key_Init();
-               V_Init();
                CL_Init();
        }
 
-       // set up the default startmap_sp and startmap_dm aliases (mods can
-       // override these) and then execute the quake.rc startup script
-       if (gamemode == GAME_NEHAHRA)
-               Cbuf_AddText("alias startmap_sp \"map nehstart\"\nalias startmap_dm \"map nehstart\"\nexec quake.rc\n");
-       else if (gamemode == GAME_TRANSFUSION)
-               Cbuf_AddText("alias startmap_sp \"map e1m1\"\n""alias startmap_dm \"map bb1\"\nexec quake.rc\n");
-       else if (gamemode == GAME_TEU)
-               Cbuf_AddText("alias startmap_sp \"map start\"\nalias startmap_dm \"map start\"\nexec teu.rc\n");
-       else
-               Cbuf_AddText("alias startmap_sp \"map start\"\nalias startmap_dm \"map start\"\nexec quake.rc\n");
+       // save off current state of aliases, commands and cvars for later restore if FS_GameDir_f is called
+       // NOTE: menu commands are freed by Cmd_RestoreInitState
+       Cmd_SaveInitState();
+
+       // FIXME: put this into some neat design, but the menu should be allowed to crash
+       // without crashing the whole game, so this should just be a short-time solution
+
+       // here comes the not so critical stuff
+       if (setjmp(host_abortframe)) {
+               return;
+       }
+
+       Host_AddConfigText();
        Cbuf_Execute();
 
        // if stuffcmds wasn't run, then quake.rc is probably missing, use default
        if (!host_stuffcmdsrun)
        {
-               Cbuf_AddText("exec default.cfg\nexec config.cfg\nexec autoexec.cfg\nstuffcmds\n");
+               Cbuf_AddText("exec default.cfg\nexec " CONFIGFILENAME "\nexec autoexec.cfg\nstuffcmds\n");
                Cbuf_Execute();
        }
 
        // put up the loading image so the user doesn't stare at a black screen...
        SCR_BeginLoadingPlaque();
 
-       // FIXME: put this into some neat design, but the menu should be allowed to crash
-       // without crashing the whole game, so this should just be a short-time solution
-
-       // here comes the not so critical stuff
-       if (setjmp(host_abortframe)) {
-               return;
-       }
-
        if (cls.state != ca_dedicated)
        {
                MR_Init();
@@ -1206,13 +1309,17 @@ void Host_Shutdown(void)
        {
                R_Modules_Shutdown();
                VID_Shutdown();
+               Thread_Shutdown();
        }
 
        Cmd_Shutdown();
+       Key_Shutdown();
        CL_Shutdown();
        Sys_Shutdown();
        Log_Close();
+       Crypto_Shutdown();
        FS_Shutdown();
+       Con_Shutdown();
        Memory_Shutdown();
 }