limit addon only stuff to server info screen

quite honestly everything else is awful and i dont want to bother with it

src/d_clisrv.c

@@ -100,6 +100,10 @@ static int map_icon_request_count; // current count of icon requests sent
 static UINT8 *map_icon_data;
 static patch_t *map_icon;
 
+// if true, signals the game to only load addons AND gamestate
+// instead of fully joining a server
+static boolean cl_addonsonly = false;
+
 plrinfo playerinfo[MAXPLAYERS] = {};
 SINT8 joinnode = 0; // used for CL_VIEWSERVER
 
@@ -1438,6 +1442,7 @@ static void CL_DrawConnectionStatus(void)
 			// Buttons
 			V_DrawFill(8, BASEVIDHEIGHT - 14, BASEVIDWIDTH - 16, 12, 239);
 			V_DrawThinString(16, BASEVIDHEIGHT - 12, V_ALLOWLOWERCASE, va("[%sESC%s] = Abort", "\x82", "\x80"));
+			V_DrawCenteredThinString(BASEVIDWIDTH/2, BASEVIDHEIGHT - 12, V_ALLOWLOWERCASE, va("[%sSPACE%s] = Load Addons", "\x82", "\x80"));
 			V_DrawRightAlignedThinString(BASEVIDWIDTH - 12, BASEVIDHEIGHT - 12, V_ALLOWLOWERCASE, va("[%sENTER%s] = Join", "\x82", "\x80"));
 		}
 		else if (filedownload.current != -1)
@@ -2579,7 +2584,7 @@ static boolean CL_ServerConnectionSearchTicker(tic_t *asksent)
 				return true;
 			}
 
-			cl_mode = (cv_serverinfoscreen.value) ? CL_VIEWSERVER : CL_CHECKFILES;
+			cl_mode = cv_serverinfoscreen.value ? CL_VIEWSERVER : CL_CHECKFILES;
 		}
 		else
 		{
@@ -2600,6 +2605,17 @@ static boolean CL_ServerConnectionSearchTicker(tic_t *asksent)
 	return true;
 }
 
+static void FreeMapIcon(void)
+{
+	if (map_icon != NULL)
+		Patch_Free(map_icon);
+	map_icon = NULL;
+	if (map_icon_data != NULL)
+		Z_Free(map_icon_data);
+	map_icon_data = NULL;
+	map_icon_request_count = 0;
+}
+
 /** Called by CL_ConnectToServer
   *
   * \param tmpsave The name of the gamestate file???
@@ -2624,7 +2640,7 @@ static boolean CL_ServerConnectionTicker(const char *tmpsave, tic_t *oldtic, tic
 
 		case CL_ASKFULLFILELIST:
 			if (cl_lastcheckedfilecount == UINT16_MAX) // All files retrieved
-				cl_mode = (cv_serverinfoscreen.value) ? CL_VIEWSERVER : CL_CHECKFILES;
+				cl_mode = cv_serverinfoscreen.value ? CL_VIEWSERVER : CL_CHECKFILES;
 			else if (fileneedednum != cl_lastcheckedfilecount || I_GetTime() >= *asksent)
 			{
 				if (CL_AskFileList(fileneedednum))
@@ -2757,7 +2773,19 @@ static boolean CL_ServerConnectionTicker(const char *tmpsave, tic_t *oldtic, tic
 			{
 				// Gamestate is now handled within CL_LoadReceivedSavegame()
 				CL_LoadReceivedSavegame(false);
-				cl_mode = CL_CONNECTED;
+
+				if (cl_addonsonly)
+				{
+					// close connection after savegame load
+					// we want the actual server state
+					// in case theres some stuff like records to be synched
+					cl_mode = CL_ABORTED;
+				}
+				else
+				{
+					cl_mode = CL_CONNECTED;
+				}
+
 				break;
 			} // don't break case continue to CL_CONNECTED
 			else
@@ -2771,7 +2799,6 @@ static boolean CL_ServerConnectionTicker(const char *tmpsave, tic_t *oldtic, tic
 		case CL_ABORTED:
 			cl_mode = CL_SEARCHING;
 			return false;
-
 	}
 
 	GetPackets();
@@ -2793,24 +2820,21 @@ static boolean CL_ServerConnectionTicker(const char *tmpsave, tic_t *oldtic, tic
 		{
 			if (key == KEY_ENTER || key == KEY_JOY1)
 			{
+				cl_addonsonly = false;
 				cl_mode = CL_CHECKFILES;
-				if (map_icon != NULL)
-					Patch_Free(map_icon);
-				map_icon = NULL;
-				if (map_icon_data != NULL)
-					Z_Free(map_icon_data);
-				map_icon_data = NULL;
+				FreeMapIcon();
 			}
 			else if (key == KEY_ESCAPE || key == KEY_JOY1+1)
 			{
 				cl_mode = CL_ABORTED;
-				if (map_icon != NULL)
-					Patch_Free(map_icon);
-				map_icon = NULL;
-				if (map_icon_data != NULL)
-					Z_Free(map_icon_data);
-				map_icon_data = NULL;
-				map_icon_request_count = 0;
+				cl_addonsonly = false;
+				FreeMapIcon();
+			}
+			else if (key == KEY_SPACE || key == KEY_JOY1+2)
+			{
+				cl_addonsonly = true;
+				cl_mode = CL_CHECKFILES;
+				FreeMapIcon();
 			}
 		}
 
@@ -2819,6 +2843,7 @@ static boolean CL_ServerConnectionTicker(const char *tmpsave, tic_t *oldtic, tic
 		{
 			CONS_Printf(M_GetText("Network game synchronization aborted.\n"));
 			CL_AbortConnection();
+			cl_addonsonly = false;
 
 			return false;
 		}

src/m_menu.c

@@ -186,8 +186,8 @@ static INT16 itemOn = 1; // menu item skull is on, Hack by Tails 09-18-2002
 static INT16 skullAnimCounter = 10; // skull animation counter
 static boolean interpTimerHackAllow = 0;
 
-static  UINT8 setupcontrolplayer;
-static  INT32   (*setupcontrols)[2];  // pointer to the gamecontrols of the player being edited
+static UINT8 setupcontrolplayer;
+static INT32 (*setupcontrols)[2];  // pointer to the gamecontrols of the player being edited
 
 // shhh... what am I doing... nooooo!
 static INT32 vidm_testingmode = 0;
@@ -201,8 +201,8 @@ static char setupm_ip[64];
 static textinput_t setupm_input_ip;
 
 
-static fixed_t    multi_tics;
-static state_t   *multi_state;
+static fixed_t  multi_tics;
+static state_t *multi_state;
 
 // this is set before entering the MultiPlayer setup menu,
 // for either player 1 or 2
@@ -1024,9 +1024,9 @@ boolean M_Responder(event_t *ev)
 				//case KEY_JOY1 + 2:
 				ch = KEY_ENTER;
 				break;
-				/*case KEY_JOY1 + 3: // Brake can function as 'n' for message boxes now.
-					ch = 'n';
-					break;*/
+			/*case KEY_JOY1 + 3: // Brake can function as 'n' for message boxes now.
+				ch = 'n';
+				break;*/
 			case KEY_MOUSE1 + 1:
 				//case KEY_JOY1 + 1:
 				ch = KEY_BACKSPACE;
@@ -1305,12 +1305,21 @@ boolean M_Responder(event_t *ev)
 	{
 		playback_last_menu_interaction_leveltime = leveltime;
 		// Flip left/right with up/down for the playback menu, since it's a horizontal icon row.
+
 		switch (ch)
 		{
-			case KEY_LEFTARROW: ch = KEY_UPARROW; break;
-			case KEY_UPARROW: ch = KEY_RIGHTARROW; break;
-			case KEY_RIGHTARROW: ch = KEY_DOWNARROW; break;
-			case KEY_DOWNARROW: ch = KEY_LEFTARROW; break;
+			case KEY_LEFTARROW:
+				ch = KEY_UPARROW;
+				break;
+			case KEY_UPARROW:
+				ch = KEY_RIGHTARROW;
+				break;
+			case KEY_RIGHTARROW:
+				ch = KEY_DOWNARROW;
+				break;
+			case KEY_DOWNARROW:
+				ch = KEY_LEFTARROW;
+				break;
 
 			// arbitrary keyboard shortcuts because fuck you
 
@@ -1361,7 +1370,8 @@ boolean M_Responder(event_t *ev)
 					G_AdjustView(4, 1, true);
 				break;
 
-			default: break;
+			default:
+				break;
 		}
 	}
 
@@ -1486,6 +1496,7 @@ boolean M_Responder(event_t *ev)
 			}
 
 			return false;
+			break;
 
 		default:
 			CON_Responder(ev);
@@ -10046,7 +10057,6 @@ static void M_DrawVideoMode(void)
 			va("Wait %d second%s", testtime, (testtime > 1) ? "s" : ""));
 		M_CentreText(OP_VideoModeDef.y + 158,
 			"or press ESC to return");
-
 	}
 	else
 	{

src/sdl/i_system.cpp

@@ -726,7 +726,9 @@ static void JoyReset(SDLJoyInfo_t *JoySet)
 
 	JoySet->dev = NULL;
 	JoySet->oldjoy = -1;
+#if (SDL_VERSION_ATLEAST(2,32,4))
 	JoySet->id = -1;
+#endif
 }
 
 /**	\brief SDL info about joystick
@@ -783,7 +785,11 @@ void I_UpdateJoystickDeviceIndex(UINT8 player)
 	///////////////////////////////////////////////
 	if (JoyInfo[player].dev)
 	{
+#if (SDL_VERSION_ATLEAST(2,32,4))
 		cv_usejoystick[player].value = JoyInfo[player].id + 1;
+#else
+		cv_usejoystick[player].value = I_GetJoystickDeviceIndex(JoyInfo[player].dev) + 1;
+#endif
 	}
 	else
 	{
@@ -939,7 +945,9 @@ static int joy_open(int playerIndex, int joyIndex)
 
 	CONS_Debug(DBG_GAMELOGIC, "Joystick %d: %s\n", playerIndex+1, SDL_GameControllerName(JoyInfo[playerIndex].dev));
 
+#if (SDL_VERSION_ATLEAST(2,32,4))
 	JoyInfo[playerIndex].id = I_GetJoystickDeviceIndex(JoyInfo[playerIndex].dev);
+#endif
 
 	return SDL_CONTROLLER_AXIS_MAX;
 }
@@ -985,7 +993,9 @@ void I_InitJoystick(UINT8 index)
 
 	JoyInfo[index].dev = NULL;
 	JoyInfo[index].oldjoy = -1;
+#if (SDL_VERSION_ATLEAST(2,32,4))
 	JoyInfo[index].id = -1;
+#endif
 
 	if (cv_usejoystick[index].value)
 		newcontroller = SDL_GameControllerOpen(cv_usejoystick[index].value-1);
@@ -999,17 +1009,27 @@ void I_InitJoystick(UINT8 index)
 			break;
 	}
 
+#if (SDL_VERSION_ATLEAST(2,32,4))
 	JoyInfo[index].id = I_GetJoystickDeviceIndex(JoyInfo[index].dev);
+#endif
 
 	if (newcontroller && i < MAXSPLITSCREENPLAYERS) // don't override an active device
 	{
+#if (SDL_VERSION_ATLEAST(2,32,4))
 		cv_usejoystick[index].value = JoyInfo[index].id + 1;
+#else
+		cv_usejoystick[index].value = I_GetJoystickDeviceIndex(JoyInfo[index].dev) + 1;
+#endif
 	}
 	else if (newcontroller && joy_open(index, cv_usejoystick[index].value) != -1)
 	{
+#if (SDL_VERSION_ATLEAST(2,32,4))
+		JoyInfo[index].oldjoy = JoyInfo[index].id + 1;
+#else
 		// SDL's device indexes are unstable, so cv_usejoystick may not match
 		// the actual device index. So let's cheat a bit and find the device's current index.
-		JoyInfo[index].oldjoy = JoyInfo[index].id + 1;
+		JoyInfo[index].oldjoy = I_GetJoystickDeviceIndex(JoyInfo[index].dev) + 1;
+#endif
 	}
 	else
 	{

src/sdl/i_video.c

@@ -784,7 +784,11 @@ static void Impl_HandleControllerAxisEvent(SDL_ControllerAxisEvent evt)
 	// Determine the Joystick IDs for each current open joystick
 	for (i = 0; i < MAXSPLITSCREENPLAYERS; i++)
 	{
+#if (SDL_VERSION_ATLEAST(2,32,4))
 		if (evt.which == JoyInfo[i].id)
+#else
+		if (evt.which == SDL_JoystickInstanceID(SDL_GameControllerGetJoystick(JoyInfo[i].dev)))
+#endif
 		{
 			event.type = ev_joystick + i;
 			break;
@@ -844,7 +848,11 @@ static void Impl_HandleControllerHatEvent(SDL_ControllerButtonEvent evt, Uint32
 	// Determine the Joystick IDs for each current open joystick
 	for (i = 0; i < MAXSPLITSCREENPLAYERS; i++)
 	{
+#if (SDL_VERSION_ATLEAST(2,32,4))
 		if (evt.which == JoyInfo[i].id)
+#else
+		if (evt.which == SDL_JoystickInstanceID(SDL_GameControllerGetJoystick(JoyInfo[i].dev)))
+#endif
 		{
 			event.data1 = hat_buttons_base[i];
 			break;
@@ -906,7 +914,11 @@ static void Impl_HandleControllerButtonEvent(SDL_ControllerButtonEvent evt, Uint
 	// Determine the Joystick IDs for each current open joystick
 	for (i = 0; i < MAXSPLITSCREENPLAYERS; i++)
 	{
+#if (SDL_VERSION_ATLEAST(2,32,4))
 		if (evt.which == JoyInfo[i].id)
+#else
+		if (evt.which == SDL_JoystickInstanceID(SDL_GameControllerGetJoystick(JoyInfo[i].dev)))
+#endif
 		{
 			event.data1 = buttons_base[i];
 			break;

src/sdl/sdlmain.h

@@ -23,6 +23,8 @@
 extern "C" {
 #endif
 
+#include "SDL_version.h"
+
 #include "../m_fixed.h"
 
 // SDL2 stub macro
@@ -39,8 +41,10 @@ typedef struct SDLJoyInfo_s
 {
 	/// Controller handle
 	SDL_GameController *dev;
+#if (SDL_VERSION_ATLEAST(2,32,4))
 	/// Controller index
 	INT32 id;
+#endif
 	/// number of old joystick
 	int oldjoy;
 	/// number of axies