diff --git a/src/console.c b/src/console.c
index 874fc2a4f288eb261a367efd68c488dcd770fb72..69160c24004ca45f1c561d6b205f3ffc1a5a71e5 100644
--- a/src/console.c
+++ b/src/console.c
@@ -922,8 +922,6 @@ static void CON_InputDelChar(void)
 //
 boolean CON_Responder(event_t *ev)
 {
-	static UINT8 consdown = false; // console is treated differently due to rare usage
-
 	// sequential completions a la 4dos
 	static char completioncmd[80 + sizeof("find ")] = "find ";
 	static char *completion = &completioncmd[sizeof("find ")-1];
@@ -943,32 +941,28 @@ boolean CON_Responder(event_t *ev)
 	// let go keyup events, don't eat them
 	if (ev->type != ev_keydown && ev->type != ev_text && ev->type != ev_console)
 	{
-		if (ev->key == gamecontrol[GC_CONSOLE][0] || ev->key == gamecontrol[GC_CONSOLE][1])
-			consdown = false;
 		return false;
 	}
 
 	key = ev->key;
 
 	// check for console toggle key
-	if (ev->type != ev_console)
+	if (ev->type == ev_keydown)
 	{
 		if (modeattacking || metalrecording || marathonmode)
 			return false;
 
-		if (ev->type == ev_keydown && ((key == gamecontrol[GC_CONSOLE][0] || key == gamecontrol[GC_CONSOLE][1]) && !shiftdown))
+		if ((key == gamecontrol[GC_CONSOLE][0] || key == gamecontrol[GC_CONSOLE][1]) && !shiftdown)
 		{
-			if (consdown) // ignore repeat
-				return true;
+			I_SetTextInputMode(con_destlines == 0); // inverse, since this is changed next tic.
 			consoletoggle = true;
-			consdown = true;
 			return true;
 		}
 
 		// check other keys only if console prompt is active
 		if (!consoleready && key < NUMINPUTS) // metzgermeister: boundary check!!
 		{
-			if (ev->type == ev_keydown && !menuactive && bindtable[key])
+			if (!menuactive && bindtable[key])
 			{
 				COM_BufAddText(bindtable[key]);
 				COM_BufAddText("\n");
@@ -980,14 +974,14 @@ boolean CON_Responder(event_t *ev)
 		// escape key toggle off console
 		if (key == KEY_ESCAPE)
 		{
+			I_SetTextInputMode(false);
 			consoletoggle = true;
 			return true;
 		}
 	}
-
-	if (ev->type == ev_text)
+	else if (ev->type == ev_text)
 	{
-		if (!consoletoggle)
+		if (!consoletoggle && consoleready)
 			CON_InputAddChar(key);
 		return true;
 	}
@@ -1036,7 +1030,7 @@ boolean CON_Responder(event_t *ev)
 	}
 	else if (key == KEY_BACKSPACE)
 	{
-		if (ctrldown)
+		if (ctrldown && input_cur != 0)
 		{
 			input_sel = M_JumpWordReverse(inputlines[inputline], input_cur);
 			CON_InputDelSelection();
@@ -1094,7 +1088,9 @@ boolean CON_Responder(event_t *ev)
 
 		if (key == 'x' || key == 'X')
 		{
-			if (input_sel > input_cur)
+			if (input_sel == input_cur) // Don't replace the clipboard without a text selection
+				return true;
+			else if (input_sel > input_cur)
 				I_ClipboardCopy(&inputlines[inputline][input_cur], input_sel-input_cur);
 			else
 				I_ClipboardCopy(&inputlines[inputline][input_sel], input_cur-input_sel);
@@ -1104,7 +1100,9 @@ boolean CON_Responder(event_t *ev)
 		}
 		else if (key == 'c' || key == 'C')
 		{
-			if (input_sel > input_cur)
+			if (input_sel == input_cur) // Don't replace the clipboard without a text selection
+				return true;
+			else if (input_sel > input_cur)
 				I_ClipboardCopy(&inputlines[inputline][input_cur], input_sel-input_cur);
 			else
 				I_ClipboardCopy(&inputlines[inputline][input_sel], input_cur-input_sel);
diff --git a/src/dedicated/i_system.c b/src/dedicated/i_system.c
index 858dfaf20234cb6898ffe008bce3c3f76e8b950b..413b366b865c035a08ece29008c30004ea58666e 100644
--- a/src/dedicated/i_system.c
+++ b/src/dedicated/i_system.c
@@ -1585,5 +1585,15 @@ void I_GetCursorPosition(INT32 *x, INT32 *y)
 	(void)y;
 }
 
+void I_SetTextInputMode(boolean active)
+{
+	(void)active;
+}
+
+boolean I_GetTextInputMode(void)
+{
+	return false;
+}
+
 #include "../sdl/dosstr.c"
 
diff --git a/src/dummy/i_system.c b/src/dummy/i_system.c
index ecabe3576d3f15b06513315a945562076587aff5..99bfa9f363ca04c9281b17b0cffeda5cc4314586 100644
--- a/src/dummy/i_system.c
+++ b/src/dummy/i_system.c
@@ -211,5 +211,15 @@ const char *I_GetSysName(void)
 	return NULL;
 }
 
+void I_SetTextInputMode(boolean active)
+{
+	(void)active;
+}
+
+boolean I_GetTextInputMode(void)
+{
+	return false;
+}
+
 #include "../sdl/dosstr.c"
 
diff --git a/src/hu_stuff.c b/src/hu_stuff.c
index 4e2f3d492974c0027c3b343a075018dc29682d33..16c59d9cf82bb9b92067f3c792a5f29292e7cdfd 100644
--- a/src/hu_stuff.c
+++ b/src/hu_stuff.c
@@ -999,6 +999,7 @@ static void HU_sendChatMessage(void)
 void HU_clearChatChars(void)
 {
 	memset(w_chat, '\0', sizeof(w_chat));
+	I_SetTextInputMode(false);
 	chat_on = false;
 	c_input = 0;
 
@@ -1048,6 +1049,7 @@ boolean HU_Responder(event_t *ev)
 		if ((ev->key == gamecontrol[GC_TALKKEY][0] || ev->key == gamecontrol[GC_TALKKEY][1])
 			&& netgame && !OLD_MUTE) // check for old chat mute, still let the players open the chat incase they want to scroll otherwise.
 		{
+			I_SetTextInputMode(true);
 			chat_on = true;
 			chat_on_first_event = false;
 			w_chat[0] = 0;
@@ -1059,6 +1061,7 @@ boolean HU_Responder(event_t *ev)
 		if ((ev->key == gamecontrol[GC_TEAMKEY][0] || ev->key == gamecontrol[GC_TEAMKEY][1])
 			&& netgame && !OLD_MUTE)
 		{
+			I_SetTextInputMode(true);
 			chat_on = true;
 			chat_on_first_event = false;
 			w_chat[0] = 0;
@@ -1133,6 +1136,7 @@ boolean HU_Responder(event_t *ev)
 			if (!CHAT_MUTE)
 				HU_sendChatMessage();
 
+			I_SetTextInputMode(false);
 			chat_on = false;
 			c_input = 0; // reset input cursor
 			chat_scrollmedown = true; // you hit enter, so you might wanna autoscroll to see what you just sent. :)
@@ -1143,6 +1147,7 @@ boolean HU_Responder(event_t *ev)
 			|| c == gamecontrol[GC_TEAMKEY][0] || c == gamecontrol[GC_TEAMKEY][1])
 			&& c >= KEY_MOUSE1)) // If it's not a keyboard key, then the chat button is used as a toggle.
 		{
+			I_SetTextInputMode(false);
 			chat_on = false;
 			c_input = 0; // reset input cursor
 			I_UpdateMouseGrab();
diff --git a/src/i_system.h b/src/i_system.h
index 3f0e05d127fa4ed5ce9aa8fbe89ff109773851f4..f4d169113c50b0ae5e2c1aca53b4d04f128658f4 100644
--- a/src/i_system.h
+++ b/src/i_system.h
@@ -339,4 +339,12 @@ void I_SetMouseGrab(boolean grab);
 */
 const char *I_GetSysName(void);
 
+/** \brief Sets text input mode. When enabled, keyboard inputs will respect dead keys.
+ */
+void I_SetTextInputMode(boolean active);
+
+/** \brief Retrieves current text input mode.
+ */
+boolean I_GetTextInputMode(void);
+
 #endif
diff --git a/src/m_menu.c b/src/m_menu.c
index 50011347550c32622238ef02a6d538be62bbb31f..4d8ee17e8a50c582b910a1748d741997515d9457 100644
--- a/src/m_menu.c
+++ b/src/m_menu.c
@@ -2102,6 +2102,12 @@ menu_t OP_PlaystyleDef = {
 	0, 0, 0, NULL
 };
 
+static void M_UpdateItemOn(void)
+{
+	I_SetTextInputMode((currentMenu->menuitems[itemOn].status & IT_CVARTYPE) == IT_CV_STRING ||
+		(currentMenu->menuitems[itemOn].status & IT_TYPE) == IT_KEYHANDLER);
+}
+
 static void M_VideoOptions(INT32 choice)
 {
 	(void)choice;
@@ -2329,6 +2335,7 @@ void Nextmap_OnChange(void)
 		{
 			currentMenu->lastOn = itemOn;
 			itemOn = nastart;
+			M_UpdateItemOn();
 		}
 	}
 	else if (currentMenu == &SP_TimeAttackDef)
@@ -2378,6 +2385,7 @@ void Nextmap_OnChange(void)
 		{
 			currentMenu->lastOn = itemOn;
 			itemOn = tastart;
+			M_UpdateItemOn();
 		}
 
 		if (mapheaderinfo[cv_nextmap.value-1] && mapheaderinfo[cv_nextmap.value-1]->forcecharacter[0] != '\0')
@@ -3128,6 +3136,7 @@ static void M_NextOpt(void)
 		else
 			itemOn++;
 	} while (oldItemOn != itemOn && ( (currentMenu->menuitems[itemOn].status & IT_TYPE) & IT_SPACE ));
+	M_UpdateItemOn();
 }
 
 static void M_PrevOpt(void)
@@ -3140,6 +3149,7 @@ static void M_PrevOpt(void)
 		else
 			itemOn--;
 	} while (oldItemOn != itemOn && ( (currentMenu->menuitems[itemOn].status & IT_TYPE) & IT_SPACE ));
+	M_UpdateItemOn();
 }
 
 // lock out further input in a tic when important buttons are pressed
@@ -3651,12 +3661,14 @@ void M_StartControlPanel(void)
 
 		currentMenu = &MainDef;
 		itemOn = singleplr;
+		M_UpdateItemOn();
 	}
 	else if (modeattacking)
 	{
 		currentMenu = &MAPauseDef;
 		MAPauseMenu[mapause_hints].status = (M_SecretUnlocked(SECRET_EMBLEMHINTS, clientGamedata)) ? (IT_STRING | IT_CALL) : (IT_DISABLED);
 		itemOn = mapause_continue;
+		M_UpdateItemOn();
 	}
 	else if (!(netgame || multiplayer)) // Single Player
 	{
@@ -3703,6 +3715,7 @@ void M_StartControlPanel(void)
 
 		currentMenu = &SPauseDef;
 		itemOn = spause_continue;
+		M_UpdateItemOn();
 	}
 	else // multiplayer
 	{
@@ -3744,6 +3757,7 @@ void M_StartControlPanel(void)
 
 		currentMenu = &MPauseDef;
 		itemOn = mpause_continue;
+		M_UpdateItemOn();
 	}
 
 	CON_ToggleOff(); // move away console
@@ -3837,6 +3851,7 @@ void M_SetupNextMenu(menu_t *menudef)
 			}
 		}
 	}
+	M_UpdateItemOn();
 
 	hidetitlemap = false;
 }
@@ -6109,6 +6124,7 @@ void M_StartMessage(const char *string, void *routine, menumessagetype_t itemtyp
 
 	currentMenu = &MessageDef;
 	itemOn = 0;
+	M_UpdateItemOn();
 }
 
 static void M_DrawMessageMenu(void)
@@ -6183,6 +6199,7 @@ static void M_HandleImageDef(INT32 choice)
 			if (itemOn >= (INT16)(currentMenu->numitems-1))
 				itemOn = 0;
             else itemOn++;
+			M_UpdateItemOn();
 			break;
 
 		case KEY_LEFTARROW:
@@ -6193,6 +6210,7 @@ static void M_HandleImageDef(INT32 choice)
 			if (!itemOn)
 				itemOn = currentMenu->numitems - 1;
 			else itemOn--;
+			M_UpdateItemOn();
 			break;
 
 		case KEY_ESCAPE:
@@ -7389,6 +7407,7 @@ static void M_EmblemHints(INT32 choice)
 	SR_EmblemHintDef.prevMenu = currentMenu;
 	M_SetupNextMenu(&SR_EmblemHintDef);
 	itemOn = 2; // always start on back.
+	M_UpdateItemOn();
 }
 
 static void M_DrawEmblemHints(void)
@@ -10050,6 +10069,7 @@ static void M_TimeAttack(INT32 choice)
 		Nextmap_OnChange();
 
 	itemOn = tastart; // "Start" is selected.
+	M_UpdateItemOn();
 }
 
 // Drawing function for Nights Attack
@@ -10288,6 +10308,7 @@ static void M_NightsAttack(INT32 choice)
 		Nextmap_OnChange();
 
 	itemOn = nastart; // "Start" is selected.
+	M_UpdateItemOn();
 }
 
 // Player has selected the "START" from the nights attack screen
@@ -10607,6 +10628,7 @@ static void M_ModeAttackEndGame(INT32 choice)
 		break;
 	}
 	itemOn = currentMenu->lastOn;
+	M_UpdateItemOn();
 	G_SetGamestate(GS_TIMEATTACK);
 	modeattacking = ATTACKING_NONE;
 	M_ChangeMenuMusic("_title", true);
@@ -10688,6 +10710,7 @@ static void M_Marathon(INT32 choice)
 	titlemapinaction = TITLEMAP_OFF; // Nope don't give us HOMs please
 	M_SetupNextMenu(&SP_MarathonDef);
 	itemOn = marathonstart; // "Start" is selected.
+	M_UpdateItemOn();
 	recatkdrawtimer = (50-8) * FRACUNIT;
 	char_scroll = 0;
 }
@@ -11401,6 +11424,7 @@ static void M_ConnectMenu(INT32 choice)
 	else
 		M_SetupNextMenu(&MP_ConnectDef);
 	itemOn = 0;
+	M_UpdateItemOn();
 	M_Refresh(0);
 }
 
@@ -11660,6 +11684,7 @@ static void M_StartServerMenu(INT32 choice)
 	Newgametype_OnChange();
 	M_SetupNextMenu(&MP_ServerDef);
 	itemOn = 1;
+	M_UpdateItemOn();
 }
 
 // ==============
@@ -11842,15 +11867,21 @@ static void M_HandleConnectIP(INT32 choice)
 					case KEY_INS:
 					case 'c':
 					case 'C': // ctrl+c, ctrl+insert, copying
-						I_ClipboardCopy(setupm_ip, l);
-						S_StartSound(NULL,sfx_menu1); // Tails
+						if (l != 0) // Don't replace the clipboard without any text
+						{
+							I_ClipboardCopy(setupm_ip, l);
+							S_StartSound(NULL,sfx_menu1); // Tails
+						}
 						break;
 
 					case 'x':
 					case 'X': // ctrl+x, cutting
-						I_ClipboardCopy(setupm_ip, l);
-						S_StartSound(NULL,sfx_menu1); // Tails
-						setupm_ip[0] = 0;
+						if (l != 0) // Don't replace the clipboard without any text
+						{
+							I_ClipboardCopy(setupm_ip, l);
+							S_StartSound(NULL,sfx_menu1); // Tails
+							setupm_ip[0] = 0;
+						}
 						break;
 
 					default: // otherwise do nothing
@@ -11874,9 +11905,12 @@ static void M_HandleConnectIP(INT32 choice)
 							break;
 						}
 					case KEY_DEL: // shift+delete, cutting
-						I_ClipboardCopy(setupm_ip, l);
-						S_StartSound(NULL,sfx_menu1); // Tails
-						setupm_ip[0] = 0;
+						if (l != 0) // Don't replace the clipboard without any text
+						{
+							I_ClipboardCopy(setupm_ip, l);
+							S_StartSound(NULL,sfx_menu1); // Tails
+							setupm_ip[0] = 0;
+						}
 						break;
 					default: // otherwise do nothing.
 						break;
@@ -13071,7 +13105,10 @@ static void M_SetupScreenshotMenu(void)
 	{
 		item->status = IT_GRAYEDOUT;
 		if ((currentMenu == &OP_ScreenshotOptionsDef) && (itemOn == op_screenshot_colorprofile)) // Can't select that
+		{
 			itemOn = op_screenshot_storagelocation;
+			M_UpdateItemOn();
+		}
 	}
 	else
 #endif
diff --git a/src/m_misc.c b/src/m_misc.c
index 55c5485a149a2b2c43e48fab973c5ad898091036..a60bbea98d2e2b47cf3fea0dae652d26b6aa4763 100644
--- a/src/m_misc.c
+++ b/src/m_misc.c
@@ -2208,6 +2208,8 @@ int M_JumpWordReverse(const char *line, int offset)
 {
 	int (*is)(int);
 	int c;
+	if (offset == 0) // Don't let "--offset" later result in a negative value
+		return 0;
 	c = line[--offset];
 	if (isspace(c))
 		is = isspace;
diff --git a/src/p_spec.c b/src/p_spec.c
index 805817fb033c465b33059c24fbefb52432173444..78cf460632970ac108512f29f1fd2111aea5f462 100644
--- a/src/p_spec.c
+++ b/src/p_spec.c
@@ -3684,7 +3684,7 @@ static void P_ProcessLineSpecial(line_t *line, mobj_t *mo, sector_t *callsec)
 
 		case 466: // Set level failure state
 			{
-				if (line->args[1])
+				if (line->args[0])
 				{
 					stagefailed = false;
 					CONS_Debug(DBG_GAMELOGIC, "Stage can be completed successfully!\n");
diff --git a/src/r_textures.c b/src/r_textures.c
index 59cc114139c5abb24df0f47fa0dddd0e70ec8d72..5d3fe24db2c942647d514a92ad42a759d0b3c9f4 100644
--- a/src/r_textures.c
+++ b/src/r_textures.c
@@ -821,8 +821,8 @@ Rloadflats (INT32 i, INT32 w)
 			UINT8 *flatlump = W_CacheLumpNumPwad(wadnum, lumpnum, PU_CACHE);
 			if (Picture_PNGDimensions((UINT8 *)flatlump, &texw, &texh, NULL, NULL, lumplength))
 			{
-				width = (INT16)width;
-				height = (INT16)height;
+				width = (INT16)texw;
+				height = (INT16)texh;
 			}
 			else
 			{
@@ -1068,6 +1068,98 @@ void R_LoadTexturesPwad(UINT16 wadnum)
 	R_FinishLoadingTextures(newtextures);
 }
 
+static lumpnum_t W_GetTexPatchLumpNum(const char *name)
+{
+	// Flats as a texture patch crashes horribly, and flats
+	// can share the same name as textures.
+
+	// But even if they worked, we want to prioritize:
+	// Patches -> Textures -> anything else
+
+	enum
+	{
+		USE_PATCHES,
+		USE_TEXTURES,
+		USE__MAX,
+	};
+
+	lumpnum_t lump = LUMPERROR;
+	INT32 lump_type_it;
+	
+
+	for (lump_type_it = 0; lump_type_it < USE__MAX; lump_type_it++)
+	{
+		INT32 i;
+
+		for (i = numwadfiles - 1; i >= 0; i--) // Scan wad files backwards so patched lumps take precedent
+		{
+			lumpnum_t start = LUMPERROR;
+			lumpnum_t end = LUMPERROR;
+
+			switch (wadfiles[i]->type)
+			{
+				case RET_WAD:
+					if (lump_type_it == USE_PATCHES)
+					{
+						if ((start = W_CheckNumForMarkerStartPwad("P_START", (UINT16)i, 0)) == INT16_MAX)
+							continue;
+						else if ((end = W_CheckNumForNamePwad("P_END", (UINT16)i, start)) == INT16_MAX)
+							continue;
+					}
+					else if (lump_type_it == USE_TEXTURES)
+					{
+						if ((start = W_CheckNumForMarkerStartPwad("TX_START", (UINT16)i, 0)) == INT16_MAX)
+							continue;
+						else if ((end = W_CheckNumForNamePwad("TX_END", (UINT16)i, start)) == INT16_MAX)
+							continue;
+					}
+					break;
+				case RET_PK3:
+				case RET_FOLDER:
+					if (lump_type_it == USE_PATCHES)
+					{
+						if ((start = W_CheckNumForFolderStartPK3("Patches/", i, 0)) == INT16_MAX)
+							continue;
+						if ((end = W_CheckNumForFolderEndPK3("Patches/", i, start)) == INT16_MAX)
+							continue;
+					}
+					else if (lump_type_it == USE_TEXTURES)
+					{
+						if ((start = W_CheckNumForFolderStartPK3("Textures/", i, 0)) == INT16_MAX)
+							continue;
+						if ((end = W_CheckNumForFolderEndPK3("Textures/", i, start)) == INT16_MAX)
+							continue;
+					}
+					break;
+				default:
+					continue;
+			}
+
+			// Now find lump with specified name in that range.
+			lump = W_CheckNumForNamePwad(name, (UINT16)i, start);
+			if (lump < end)
+			{
+				lump += (i<<16); // found it, in our constraints
+				break;
+			}
+			lump = LUMPERROR;
+		}
+
+		if (lump != LUMPERROR)
+		{
+			break;
+		}
+	}
+
+	if (lump == LUMPERROR)
+	{
+		// Use whatever else you can find.
+		return W_GetNumForName(name);
+	}
+
+	return lump;
+}
+
 static texpatch_t *R_ParsePatch(boolean actuallyLoadPatch)
 {
 	char *texturesToken;
@@ -1240,13 +1332,13 @@ static texpatch_t *R_ParsePatch(boolean actuallyLoadPatch)
 	if (actuallyLoadPatch == true)
 	{
 		// Check lump exists
-		patchLumpNum = W_GetNumForName(patchName);
+		patchLumpNum = W_GetTexPatchLumpNum(patchName);
 		// If so, allocate memory for texpatch_t and fill 'er up
 		resultPatch = (texpatch_t *)Z_Malloc(sizeof(texpatch_t),PU_STATIC,NULL);
 		resultPatch->originx = patchXPos;
 		resultPatch->originy = patchYPos;
-		resultPatch->lump = patchLumpNum & 65535;
-		resultPatch->wad = patchLumpNum>>16;
+		resultPatch->lump = LUMPNUM(patchLumpNum);
+		resultPatch->wad = WADFILENUM(patchLumpNum);
 		resultPatch->flip = flip;
 		resultPatch->alpha = alpha;
 		resultPatch->style = style;
diff --git a/src/sdl/i_main.c b/src/sdl/i_main.c
index f5fe9fb041b9f02057955afe072815e709b19dc3..b2177e563120fc76cf726353e5cad841e45b1762 100644
--- a/src/sdl/i_main.c
+++ b/src/sdl/i_main.c
@@ -186,6 +186,9 @@ int main(int argc, char **argv)
 #endif
 #endif
 
+	// disable text input right off the bat, since we don't need it at the start.
+	I_SetTextInputMode(false);
+
 #ifdef LOGMESSAGES
 	if (!M_CheckParm("-nolog"))
 		InitLogging();
diff --git a/src/sdl/i_system.c b/src/sdl/i_system.c
index 2d051888dc1f26de5357b8689eced942ab38da59..115b900f5b575ce376a816dc9093c38202724e86 100644
--- a/src/sdl/i_system.c
+++ b/src/sdl/i_system.c
@@ -3275,4 +3275,18 @@ const char *I_GetSysName(void)
 	return SDL_GetPlatform();
 }
 
+
+void I_SetTextInputMode(boolean active)
+{
+	if (active)
+		SDL_StartTextInput();
+	else
+		SDL_StopTextInput();
+}
+
+boolean I_GetTextInputMode(void)
+{
+	return SDL_IsTextInputActive();
+}
+
 #endif