Add some extension checks to avoid problems when running menusys in engines that lack support for various features...

git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@5812 fc73d0e0-1445-4013-8a0c-d673dee63da5

quakec/menusys/csprogs.src

@@ -6,8 +6,7 @@
 #define CSQC		//select the module
 #ifdef CSQC_SIMPLE
 	#include "qsextensions.qc"		//also sets up system defs
-#undef CSQC_SIMPLE
-	#include "fteextensions.qc"		//extra stuff...
+	#include "fteextensions.qc"		//extra stuff
 #else
 	#include "fteextensions.qc"		//also sets up system defs
 #endif

quakec/menusys/menu.src

@@ -1,13 +1,10 @@
 #pragma progs_dat "../menu.dat"
 
-
-#pragma target fte
-
+//#pragma target fte
 #define MENU					//select the module
+#include "fteextensions.qc"		//also sets up system defs
 
 #includelist
-fteextensions.qc				//also sets up system defs
-
 menusys/mitems.qc				//root item type
 menusys/mitems_common.qc		//basic types
 menusys/mitem_desktop.qc		//other sort of root item

quakec/menusys/menu/main.qc

@@ -53,6 +53,7 @@ helper functions to avoid blowing up in older clients.
 #endif
 float(string cmd, float assumption) checkcommand2 =
 {
+	__using checkcommand;
 	if (!checkextension("FTE_QC_CHECKCOMMAND"))
 		return assumption;
 	return checkcommand(cmd);
@@ -63,6 +64,7 @@ float(__variant cmd, float assumption) checkbuiltin2 =
 		return assumption;
 	return checkbuiltin(cmd);
 };
+#define checkbuiltin2(c,a) ((a)?checkbuiltin2(c,a):checkbuiltin(c))
 
 #ifdef CSQC
 float() clientstate =

quakec/menusys/menu/mods.qc

@@ -31,6 +31,8 @@ void(mitem_desktop desktop) M_Menu_Mods =
 	float mod;
 	for (mod = 0; ; mod++)
 	{
+		__using GGDI_DESCRIPTION, GGDI_LOADCOMMAND, GGDI_ICON;
+
 		string gamedir = getgamedirinfo(mod, GGDI_GAMEDIR);
 		if not(gamedir)
 			break;

quakec/menusys/menu/newgame.qc

@@ -6,7 +6,17 @@ static string newgameinfo;
 nonstatic void(mitem_desktop desktop) M_Dir =
 {	//implementing this primarily so its available in QSS. :P
 	string path = argv(1);
-	searchhandle h = search_begin(path, SB_FULLPACKAGEPATH, 0);
+	string pack = argv(2);
+	searchhandle h;
+	if (path == "")
+	{
+		print("m_dir <FILEPATH> [PACKAGE]\n");
+		return;
+	}
+	if (pack != "")
+		h = search_begin(path, SB_FULLPACKAGEPATH|SB_FORCESEARCH|16, 0, argv(2));
+	else
+		h = search_begin(path, SB_FULLPACKAGEPATH|16|32, 0);
 	print(sprintf("Directory listing of %S (%g files)\n", path, search_getsize(h)));
 	for (float i = 0; i < search_getsize(h); i++)
 	{
@@ -32,68 +42,67 @@ nonstatic void(mitem_desktop desktop) M_Dir =
 #define FOURCC(a,b,c,d) ((int)(a)<<0i)|((int)(b)<<8i)|((int)(c)<<16i)|((int)(d)<<24i)
 static string(string name) getmapdesc =
 {
-	filestream f;
-	if (!checkbuiltin(fread) || !checkbuiltin(fseek) || !checkbuiltin(memalloc) || !checkbuiltin(memgetval))
-		return "";	//we can't do that in this engine... don't show anything, because its pointless showing the same thing twice.
-	else
+	if (checkbuiltin(fread) && checkbuiltin(fseek) && checkbuiltin(memalloc) && checkbuiltin(memfree) && checkbuiltin(memgetval) && checkbuiltin(itof) && checkbuiltin(ftoi))
 	{	//we can do it, so do it.
-		f = fopen(name, FILE_READ);
+		filestream f = fopen(name, FILE_READ);
 		if (f < 0)
 			print(sprintf("Unable to read %s\n", name));
-	}
-	name = substring(name, 5, -5);
-	if (f < 0)
-		return name;
+		
+		name = substring(name, 5, -5);
+		if (f < 0)
+			return name;
 
-	int *header = memalloc(sizeof(int)*4);
-	int bspver = 0, entofs, entlen;
-	if (fread(f, (void*)header, sizeof(int)*4) == sizeof(int)*4 && ((bspver=header[0]),(
-		bspver == FOURCC('I','B','S','P') ||	//IBSP (q2/q3)
-		bspver == FOURCC('R','B','S','P') ||	//RBSP (jk2o etc)
-		bspver == FOURCC('F','B','S','P') ||	//IBSP (qfusion/warsow)
-		bspver == 29i ||	//q1
-		bspver == 30i ||	//hl
-		bspver == FOURCC('B','S','P','2'))))	//bsp2
-	{
-		if (bspver == FOURCC('I','B','S','P'))
-		{	//has an actual version number! ooo...
-			entofs = header[2];
-			entlen = header[3];
-		}
-		else
+		int *header = memalloc(sizeof(int)*4);
+		int bspver = 0, entofs, entlen;
+		if (fread(f, (void*)header, sizeof(int)*4) == sizeof(int)*4 && ((bspver=header[0]),(
+			bspver == FOURCC('I','B','S','P') ||	//IBSP (q2/q3)
+			bspver == FOURCC('R','B','S','P') ||	//RBSP (jk2o etc)
+			bspver == FOURCC('F','B','S','P') ||	//IBSP (qfusion/warsow)
+			bspver == 29i ||	//q1
+			bspver == 30i ||	//hl
+			bspver == FOURCC('B','S','P','2'))))	//bsp2
 		{
-			entofs = header[1];
-			entlen = header[2];
-		}
-		fseek(f, entofs);
-		string s = (string)memalloc(entlen+1);
-		fread(f, (void*)s, entlen);
-		float argc = tokenize(s);
-		if (argv(0) == "{")
-		{
-			for (float p = 1; p < argc; p+=2)
-			{
-				string t = argv(p);
-				if (t == "message")
-				{	//finally found the human-readable name of the map. woo.
-					name = argv(p+1);
-					break;
-				}
-				if (t == "}")	//don't read the message from some kind of trigger
-					break;
-				if (t == "{")	//some sort of corruption
-					break;
+			if (bspver == FOURCC('I','B','S','P'))
+			{	//has an actual version number! ooo...
+				entofs = header[2];
+				entlen = header[3];
 			}
+			else
+			{
+				entofs = header[1];
+				entlen = header[2];
+			}
+			fseek(f, entofs);
+			string s = (string)memalloc(entlen+1);
+			fread(f, (void*)s, entlen);
+			float argc = tokenize(s);
+			if (argv(0) == "{")
+			{
+				for (float p = 1; p < argc; p+=2)
+				{
+					string t = argv(p);
+					if (t == "message")
+					{	//finally found the human-readable name of the map. woo.
+						name = argv(p+1);
+						break;
+					}
+					if (t == "}")	//don't read the message from some kind of trigger
+						break;
+					if (t == "{")	//some sort of corruption
+						break;
+				}
+			}
+			else
+				name = "ERROR";
+			memfree((void*)s);
 		}
 		else
-			name = "ERROR";
-		memfree((void*)s);
+			name = sprintf("UNSUPPORTED %i", bspver);
+		memfree(header);
+		fclose(f);
+		return name;
 	}
-	else
-		name = sprintf("UNSUPPORTED %i", bspver);
-	memfree(header);
-	fclose(f);
-	return name;
+	return "";	//we can't do that in this engine... don't show anything, because its pointless showing the same thing twice.
 };
 
 static string(string name) packagetogamedir =

quakec/menusys/menu/options_basic.qc

@@ -2,7 +2,7 @@ class mitem_playerpreview : mitem_spinnymodel
 {
 	virtual void(vector pos) item_draw =
 	{
-		if (checkbuiltin2(setcustomskin, FALSE))
+		if (checkbuiltin(setcustomskin))
 		{
 			//if you wanted to get more advanced, you could use q3 skins here.
 			if (cvar("noskins")==1)

quakec/menusys/menu/options_configs.qc

@@ -7,7 +7,7 @@ no background tint, so the game is still visible so you can preview it.
 
 nonstatic void(mitem_desktop desktop) M_Configs =
 {
-	local float i;
+	float i;
 	mitem_exmenu m;
 	m = spawn(mitem_exmenu, item_text:_("Game Presets / Configs"), item_flags:IF_SELECTABLE, item_command:"m_options");
 	desktop.add(m, RS_X_MIN_PARENT_MIN|RS_Y_MIN_PARENT_MIN | RS_X_MAX_PARENT_MAX|RS_Y_MAX_PARENT_MAX, '0 0', '0 0');
@@ -28,18 +28,22 @@ nonstatic void(mitem_desktop desktop) M_Configs =
 
 
 	float fs, y=0;
+	float c = 0;
 	fs = search_begin("configs/game_*.cfg", TRUE, TRUE);	
-	float c = search_getsize(fs);
-	for (i = 0; i < c; i++)
+	if (fs >= 0)
 	{
-		string fname = search_getfilename(fs, i);
-		string iname = strzone(substring(fname, 13, -5));
-		string dname = GetFirstLineComment(fname, iname);
-		iname = sprintf("exec \"%s\"", fname);
-		if (dname && !fr.findchildcmd(iname))
-			fr.add(spawn(mitem_text, item_text:dname, item_command:iname, item_scale:16, item_flags:IF_CENTERALIGN), RS_X_MIN_PARENT_MIN|RS_Y_MIN_PARENT_MIN | RS_X_MAX_PARENT_MAX|RS_Y_MAX_OWN_MIN, [0, y+=16], '100 16');
+		c = search_getsize(fs);
+		for (i = 0; i < c; i++)
+		{
+			string fname = search_getfilename(fs, i);
+			string iname = strzone(substring(fname, 13, -5));
+			string dname = GetFirstLineComment(fname, iname);
+			iname = sprintf("exec \"%s\"", fname);
+			if (dname && !fr.findchildcmd(iname))
+				fr.add(spawn(mitem_text, item_text:dname, item_command:iname, item_scale:16, item_flags:IF_CENTERALIGN), RS_X_MIN_PARENT_MIN|RS_Y_MIN_PARENT_MIN | RS_X_MAX_PARENT_MAX|RS_Y_MAX_OWN_MIN, [0, y+=16], '100 16');
+		}
+		search_end(fs);	
 	}
-	search_end(fs);	
 	if (c <= 0)
 		fr.add(spawn(mitem_text, item_text:"No configs found", item_scale:16, item_flags:IF_CENTERALIGN), RS_X_MIN_PARENT_MIN|RS_Y_MIN_PARENT_MIN | RS_X_MAX_PARENT_MAX|RS_Y_MAX_OWN_MIN, [0, y], '100 16');
 

quakec/menusys/menu/quit.qc

@@ -6,6 +6,7 @@ nonstatic void(mitem_desktop desktop) M_Quit =
 {
 	local float pos;
 	mitem_exmenu m;
+	float unsaved = FALSE;
 	m = spawn(mitem_exmenu, item_text:_("Options"), item_flags:IF_SELECTABLE, item_command:"m_main");
 	desktop.add(m, RS_X_MIN_PARENT_MIN|RS_Y_MIN_PARENT_MIN | RS_X_MAX_PARENT_MAX|RS_Y_MAX_PARENT_MAX, '0 0', '0 0');
 	desktop.item_focuschange(m, IF_KFOCUSED);
@@ -18,7 +19,9 @@ nonstatic void(mitem_desktop desktop) M_Quit =
 //	mitem_pic banner = spawn(mitem_pic, item_text:"gfx/p_option.lmp", item_size_y:24, item_flags:IF_CENTERALIGN);
 //	m.add(banner, RS_X_MIN_PARENT_MID|RS_Y_MIN_PARENT_MID | RS_X_MAX_PARENT_MID|RS_Y_MAX_PARENT_MID, [(-160-banner.item_size_x)*0.5, pos-32], [(-160+banner.item_size_x)*0.5, pos-8]);
 
-	if (cvars_haveunsaved())
+	if (checkbuiltin(cvars_haveunsaved))
+		unsaved = cvars_haveunsaved();	//engines that don't have this are assumed to always save regardless. Which makes prompting for it irrelevant. The all-saved text ignores saving entirely so it still makes sense.
+	if (unsaved)
 	{
 		m.add(spawn(mitem_text, item_text:"Save configuration?", item_scale:16, item_flags:IF_CENTERALIGN), RS_X_MIN_PARENT_MID|RS_Y_MIN_PARENT_MID | RS_X_MAX_PARENT_MID|RS_Y_MAX_PARENT_MID, [-160, pos-(8+16)], [0, pos-8]);	pos += 16;
 

quakec/menusys/menu/servers.qc

@@ -27,7 +27,7 @@ var float autocvar_sb_showname = 1;
 #define COLUMN_FRAGLIMIT		COLUMN(4*8,	fraglimit,		"FL",			ui.drawstring(pos, sprintf("%-3g", gethostcachenumber(field_fraglimit, sv)), '8 8', col, 1, 0);)
 #define COLUMN_TIMELIMIT		COLUMN(4*8,	timelimit,		"TL",			ui.drawstring(pos, sprintf("%-3g", gethostcachenumber(field_timelimit, sv)), '8 8', col, 1, 0);)
 #define COLUMN_GAMEDIR		COLUMN(8*8,	gamedir,		"Gamedir",	ui.drawstring(pos, sprintf("%-.8s", gethostcachestring(field_gamedir, sv)), '8 8', col, 1, 0);)
-#define COLUMN_ADDRESS		COLUMN(16*8,	address,		"Address",		ui.drawstring(pos, sprintf("%-.16s", gethostcachestring(field_address, sv)), '8 8', col, 1, 0);)
+#define COLUMN_ADDRESS		COLUMN(21*8,	address,		"Address",		ui.drawstring(pos, sprintf("%-.21s", gethostcachestring(field_address, sv)), '8 8', col, 1, 0);)
 #define COLUMN_MAP			COLUMN(8*8,	map,			"Map",		ui.drawstring(pos, sprintf("%-.8s", gethostcachestring(field_map, sv)), '8 8', col, 1, 0);)
 #define COLUMN_HOSTNAME		COLUMN(64*8,	name,		"Name",		ui.drawstring(pos, sprintf("%s", gethostcachestring(field_name, sv)), '8 8', col, 1, 0);)
 //FIXME: add a little * icon before the hostname for favourites or something
@@ -149,6 +149,20 @@ class mitem_servers : mitem
 	
 		ui.setcliparea(omin_x, omin_y, omax_x - omin_x, omax_y - omin_y);
 	};
+	static string() getgamedircmd =
+	{	//sadly the vanilla NQ network protocol gave clients no idea which gamedir the server is actually using.
+		//many extended protocols still lack that info, so be sure to try to switch according to the server browser's gamedir info, because its more robust than not even trying.
+		float field_gamedir = gethostcacheindexforkey("gamedir");
+		if (field_gamedir < 0)
+			field_gamedir = gethostcacheindexforkey("mod");
+		if (field_gamedir < 0)
+			return "";	//erk. dodgy engine?
+
+		string gd = gethostcachestring(field_gamedir, server_selected);
+		if (strstrofs(gd, "\"")>=0 || strstrofs(gd, "\n")>=0 || strstrofs(gd, "\r")>=0)
+			return "";	//no, just no. trust the engine to reject bad paths, we're just preventing cbuf corruption here (DP doesn't support "%S").
+		return sprintf("gamedir \"%s\";", gd);
+	};
 	virtual float(vector pos, float scan, float char, float down) item_keypress =
 	{
 		float displaysize;
@@ -195,7 +209,7 @@ class mitem_servers : mitem
 				//connect on double clicks. because we can.
 				addr = gethostcachestring(gethostcacheindexforkey("cname"), server_selected);
 				if (addr)
-					localcmd(sprintf("m_pop;connect \"%s\"\n", addr));
+					localcmd(sprintf("m_pop;%sconnect \"%s\"\n", getgamedircmd(), addr));
 			}
 			else
 				server_selected = news;
@@ -207,19 +221,19 @@ class mitem_servers : mitem
 		{	//connect normally
 			addr = gethostcachestring(gethostcacheindexforkey("cname"), server_selected);
 			if (addr)
-				localcmd(sprintf("m_pop;connect \"%s\"\n", addr));
+				localcmd(sprintf("m_pop;%sconnect \"%s\"\n", getgamedircmd(), addr));
 		}
 		else if (scan == 's')
 		{	//s = join as a spectator
 			addr = gethostcachestring(gethostcacheindexforkey("cname"), server_selected);
 			if (addr)
-				localcmd(sprintf("m_pop;observe \"%s\"\n", addr));
+				localcmd(sprintf("m_pop;%sobserve \"%s\"\n", getgamedircmd(), addr));
 		}
 		else if (scan == 'j')
 		{	//s = join as a spectator
 			addr = gethostcachestring(gethostcacheindexforkey("cname"), server_selected);
 			if (addr)
-				localcmd(sprintf("m_pop;join \"%s\"\n", addr));
+				localcmd(sprintf("m_pop;%sjoin \"%s\"\n", getgamedircmd(), addr));
 		}
 		else if (scan == K_UPARROW || scan == K_MWHEELUP)
 		{
@@ -303,7 +317,10 @@ class mitem_servers_players : mitem
 			return;
 		for (player = 0, y = 0; player < 256; player++)
 		{
-			string playerinfo = gethostcachestring(gethostcacheindexforkey(sprintf("player%g", player)), listing.server_selected);
+			float key = gethostcacheindexforkey(sprintf("player%g", player));
+			if (key < 0)
+				break;	//probably DP. this isn't going to work for us.
+			string playerinfo = gethostcachestring(key, listing.server_selected);
 			if (!playerinfo)
 				break;
 			tokenize(playerinfo);
@@ -335,19 +352,23 @@ class mitem_servers_players : mitem
 			pos_x += 16*6;
 			y = 0;
 		}
-//		drawtextfield(opos, item_size, 3, gethostcachestring(gethostcacheindexforkey("serverinfo"), listing.server_selected));
-		m = tokenizebyseparator(gethostcachestring(gethostcacheindexforkey("serverinfo"), listing.server_selected), "\\");
-		for(player = 1; player <= m; player += 2)
+
+		if (checkbuiltin(drawtextfield))
 		{
-			drawtextfield(pos,		'64 8', 6, argv(player));
-			drawtextfield(pos+'68 0',	[32*8-40, 8], 3, argv(player+1));
-	
-			pos_y += 8;
-			if (++y == 8)
+//			drawtextfield(opos, item_size, 3, gethostcachestring(gethostcacheindexforkey("serverinfo"), listing.server_selected));
+			m = tokenizebyseparator(gethostcachestring(gethostcacheindexforkey("serverinfo"), listing.server_selected), "\\");
+			for(player = 1; player <= m; player += 2)
 			{
-				y-= 8;
-				pos_y -= 8*8;
-				pos_x += 32*8;
+				drawtextfield(pos,		'64 8', 6, argv(player));
+				drawtextfield(pos+'68 0',	[32*8-40, 8], 3, argv(player+1));
+		
+				pos_y += 8;
+				if (++y == 8)
+				{
+					y-= 8;
+					pos_y -= 8*8;
+					pos_x += 32*8;
+				}
 			}
 		}
 	};

quakec/menusys/menu/updates.qc

@@ -1,6 +1,6 @@
 #include "../menusys/mitem_grid.qc"
 
-enum
+enum : int
 {
 	GPMI_NAME,		//name of the package, for use with the pkg command.
 	GPMI_CATEGORY,		//category text
@@ -20,6 +20,7 @@ class mitem_updategrid : mitem_grid
 {
 	virtual void(vector pos) item_draw =
 	{	//make sure we see any updates as they're detected...
+		__using getpackagemanagerinfo, ftoi;
 		if (getpackagemanagerinfo(grid_numchildren, GPMI_NAME))
 		{
 			grid_numchildren++;
@@ -35,6 +36,7 @@ class mitem_updategrid : mitem_grid
 };
 void(vector pos, float idx) mitem_updategrid::grid_draw =
 {
+	__using getpackagemanagerinfo, ftoi;
 	string text = getpackagemanagerinfo(idx, GPMI_TITLE);
 
 	vector col = item_rgb;
@@ -88,6 +90,7 @@ void(vector pos, float idx) mitem_updategrid::grid_draw =
 };
 */float(vector pos, float scan, float char, float down, float idx) mitem_updategrid::grid_keypress =
 {
+	__using getpackagemanagerinfo, ftoi;
 	string text;
 	if (!down)
 		return FALSE;
@@ -136,6 +139,7 @@ class menu_updates : mitem_exmenu
 
 	virtual string(string key) get =
 	{
+		__using getpackagemanagerinfo, ftoi;
 		if (key == "info")
 		{
 			string text=__NULL__, tmp;
@@ -157,6 +161,9 @@ void(mitem_desktop desktop) M_Menu_Updates =
 	mitem it;
 	float h = (480+240)/2;
 
+	if (!checkbuiltin(getpackagemanagerinfo))
+		return;	//not supported in this engine...
+
 	localcmd("pkg update\n");
 
 	//create the menu, give it focus, and make sure its displayed over everything else.

quakec/menusys/menusys/mitem_desktop.qc

@@ -31,6 +31,7 @@ void() mitem_desktop::mitem_desktop =
 #define menu_font_fallback	autocvar(gl_font, "")
 	queryscreensize();
 
+	__using(loadfont, drawfont)
 	if (checkextension("DP_GFX_FONTS"))
 	{
 		//make sure we have a font that can cope with slightly up-scaled stuff.
@@ -127,8 +128,11 @@ float(vector pos, float scan, float char, float down) mitem_desktop::item_keypre
 	if (scan == K_MOUSE1 && down)
 	{
 #if defined(CSQC) && defined(FTE_SPLITSCREEN)
-		if (numclientseats)
-			localcmd("in_forcesplitclient 0\n");
+		__using(numclientseats)
+		{
+			if (numclientseats)
+				cvar_set("in_forceseat", "0");	//disable it.
+		}
 #endif
 		if (item_flags & IF_NOCURSOR)
 		{
@@ -140,12 +144,15 @@ float(vector pos, float scan, float char, float down) mitem_desktop::item_keypre
 	if (scan == K_MOUSE2 && down)
 	{
 #if defined(CSQC) && defined(FTE_SPLITSCREEN)
-		if (numclientseats > 3)
-			localcmd(strcat("in_forcesplitclient ", ftos(1 + ((ui.mousepos[0]>ui.screensize[0]/2)?1:0) + ((ui.mousepos[1]>ui.screensize[1]/2)?2:0)), "\n"));
-		else if (numclientseats > 1)
-			localcmd(strcat("in_forcesplitclient ", ftos(1 + floor(ui.mousepos[1]*numclientseats/ui.screensize[1])), "\n"));
-		else if (numclientseats)
-			localcmd("in_forcesplitclient 0\n");
+		__using(numclientseats)
+		{
+			if (numclientseats > 3)
+				cvar_set("in_forceseat", ftos(1 + ((ui.mousepos[0]>ui.screensize[0]/2)?1:0) + ((ui.mousepos[1]>ui.screensize[1]/2)?2:0)));
+			else if (numclientseats > 1)
+				cvar_set("in_forceseat", ftos(1 + floor(ui.mousepos[1]*numclientseats/ui.screensize[1])));
+			else if (numclientseats)
+				cvar_set("in_forceseat", "0");	//disable it.
+		}
 #endif
 		if (item_flags & IF_NOCURSOR)
 		{
@@ -185,7 +192,7 @@ void(float seat, vector minpos, vector size) mitem_desktop::drawgame_helper =
 		clearscene();
 		addentities(MASK_ENGINE|MASK_VIEWMODEL);
 	}
-	else
+	else __using(VF_VIEWENTITY, VF_LPLAYER)
 	{
 		setviewprop(VF_LPLAYER, seat);
 		setproperty(VF_VIEWENTITY, player_localentnum);	
@@ -220,6 +227,7 @@ void(vector pos) mitem_desktop::item_draw =
 	else if (this.drawgame != __NULL__)
 	{
 #ifdef FTE_SPLITSCREEN
+		__using numclientseats, VF_LPLAYER;
 		if (numclientseats > 3)
 		{
 			drawgame_helper(0, [0, 0], 0.5*ui.screensize);

quakec/menusys/menusys/mitem_spinnymodel.qc

@@ -67,10 +67,18 @@ class mitem_spinnymodel : mitem
 	//it might end up clobbering any fields used for multiple things...
 	virtual void(vector pos) item_draw =
 	{
+#ifndef CSQC
+		if (!checkbuiltin(clearscene) || !checkbuiltin(setviewprop) || !checkbuiltin(addentity) || !checkbuiltin(renderscene))
+		{
+			drawstring(pos, "Renderscene unsupported", [8,8], [1,1,1],1,0);
+			return;
+		}
+		__using VF_ORIGIN, VF_ANGLES, VF_MIN, VF_SIZE, VF_FOV, VF_AFOV;
+#endif
 		vector orgbias;
 		orgbias = '0 0 0';
 		if (dp_workarounds)
-			orgbias = (vector)getviewprop(VF_ORIGIN);	//DP still lights the entity even if the world isn't drawn. this results in inconsistant/buggy light levels. there's nothing we can do about that other than stopping it from being completely black.
+			__using(getviewprop) orgbias = (vector)getviewprop(VF_ORIGIN);	//DP still lights the entity even if the world isn't drawn. this results in inconsistant/buggy light levels. there's nothing we can do about that other than stopping it from being completely black.
 		origin = orgbias;
 		origin_z += zbias;
 	
@@ -137,8 +145,13 @@ class mitem_spinnymodel : mitem
 //			return;
 		}
 
-		precache_model(item_text);
-		setmodel(this, item_text);	//use the size information from the engine, woo for unreliability.
+#ifndef CSQC
+		if (checkbuiltin(precache_model) && checkbuiltin(setmodel))
+		{
+			precache_model(item_text);
+			setmodel(this, item_text);	//use the size information from the engine, woo for unreliability.
+		}
+#endif
 		zbias += (mins_z - maxs_z)/2 - mins_z; //center the model on its z axis, so the whole thing is visible.
 		frame = firstframe;
 		if (!angles_y && !rotatespeed)

quakec/menusys/menusys/mitems_common.qc

@@ -171,7 +171,13 @@ class mitem_label : mitem
 		if (ui.drawrectmax[0] > ui.drawrectmin[0] && ui.drawrectmax[1] > ui.drawrectmin[1])
 		{
 			ui.setcliparea(ui.drawrectmin[0], ui.drawrectmin[1], ui.drawrectmax[0] - ui.drawrectmin[0], ui.drawrectmax[1] - ui.drawrectmin[1]);
-			clientsize[1] = drawtextfield(textpos, clientsize, fl, text) * item_scale;
+			if (checkbuiltin(drawtextfield))
+				clientsize[1] = drawtextfield(textpos, clientsize, fl, text) * item_scale;
+			else
+			{
+				drawstring(textpos, text, [8,8], [1,1,1],1,0);
+				clientsize[1] = 8;
+			}
 			ui.setcliparea(omin_x, omin_y, omax_x - omin_x, omax_y - omin_y);
 
 			if (vslider)