fix memory leaks introduced by invalid gettext usage

14 files changed, 344 insertions, 146 deletions

diff --git a/src/guiConfigureWorld.cpp b/src/guiConfigureWorld.cpp
index 080691222..b2debfbd2 100644
--- a/src/guiConfigureWorld.cpp
+++ b/src/guiConfigureWorld.cpp
@@ -120,11 +120,12 @@ GUIConfigureWorld::GUIConfigureWorld(gui::IGUIEnvironment* env,
 	}
 	if(!m_new_mod_names.empty())
 	{
+		wchar_t* text = wgettext("Warning: Some mods are not configured yet.\n"
+				"They will be enabled by default when you save the configuration.  ");
 		GUIMessageMenu *menu = 
-			new GUIMessageMenu(Environment, Parent, -1, m_menumgr, 
-							   wgettext("Warning: Some mods are not configured yet.\n" 
-										"They will be enabled by default when you save the configuration.  ")); 
+			new GUIMessageMenu(Environment, Parent, -1, m_menumgr, text);
 		menu->drop();
+		delete[] text;
 	}
 	
 
@@ -139,10 +140,11 @@ GUIConfigureWorld::GUIConfigureWorld(gui::IGUIEnvironment* env,
 	}
 	if(!missing_mods.empty())
 	{
+		wchar_t* text = wgettext("Warning: Some configured mods are missing.\n"
+				"Their setting will be removed when you save the configuration.  ");
 		GUIMessageMenu *menu = 
-			new GUIMessageMenu(Environment, Parent, -1, m_menumgr, 
-							   wgettext("Warning: Some configured mods are missing.\n"
-										"Their setting will be removed when you save the configuration.  ")); 
+			new GUIMessageMenu(Environment, Parent, -1, m_menumgr, text);
+		delete[] text;
 		for(std::set<std::string>::iterator it = missing_mods.begin();
 			it != missing_mods.end(); ++it)
 			m_settings.remove("load_mod_"+(*it));
@@ -203,30 +205,36 @@ void GUIConfigureWorld::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 200, 20);
 		rect += v2s32(0, 25) + topleft;
+		wchar_t* text = wgettext("enabled");
 		m_enabled_checkbox = 
 			Environment->addCheckBox(false, rect, this, GUI_ID_ENABLED_CHECKBOX, 
-									 wgettext("enabled"));
+									 text);
+		delete[] text;
 		m_enabled_checkbox->setVisible(false);
 	}
 	{
 		core::rect<s32> rect(0, 0, 85, 30);
 		rect = rect + v2s32(0, 25) + topleft;
+		wchar_t* text = wgettext("Enable All");
 		m_enableall = Environment->addButton(rect, this, GUI_ID_ENABLEALL,
-											 wgettext("Enable All"));
+											 text);
+		delete[] text;
 		m_enableall->setVisible(false);
 	}
 	{
 		core::rect<s32> rect(0, 0, 85, 30);
 		rect = rect + v2s32(115, 25) + topleft;
-		m_disableall = Environment->addButton(rect, this, GUI_ID_DISABLEALL,
-											  wgettext("Disable All"));
+		wchar_t* text = wgettext("Disable All");
+		m_disableall = Environment->addButton(rect, this, GUI_ID_DISABLEALL, text );
+		delete[] text;
 		m_disableall->setVisible(false);
 	}
 	{
 		core::rect<s32> rect(0, 0, 200, 20);
 		rect += v2s32(0, 60) + topleft;
-		Environment->addStaticText(wgettext("depends on:"),
-			rect, false, false, this, -1);
+		wchar_t* text = wgettext("depends on:");
+		Environment->addStaticText(text, rect, false, false, this, -1);
+		delete[] text;
 	}
 	{
 		core::rect<s32> rect(0, 0, 200, 85);
@@ -237,8 +245,9 @@ void GUIConfigureWorld::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 200, 20);
 		rect += v2s32(0, 175) + topleft;
-		Environment->addStaticText(wgettext("is required by:"),
-					rect, false, false, this, -1);
+		wchar_t* text = wgettext("is required by:");
+		Environment->addStaticText( text, rect, false, false, this, -1);
+		delete[] text;
 	}
 	{
 		core::rect<s32> rect(0, 0, 200, 85);
@@ -258,14 +267,16 @@ void GUIConfigureWorld::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 120, 30);
 		rect = rect + v2s32(330, 270) - topleft;
-		Environment->addButton(rect, this, GUI_ID_CANCEL,
-			wgettext("Cancel"));
+		wchar_t* text = wgettext("Cancel");
+		Environment->addButton(rect, this, GUI_ID_CANCEL, text);
+		delete[] text;
 	}
 	{
 		core::rect<s32> rect(0, 0, 120, 30);
 		rect = rect + v2s32(460, 270) - topleft;
-		Environment->addButton(rect, this, GUI_ID_SAVE,
-			wgettext("Save"));
+		wchar_t* text = wgettext("Save");
+		Environment->addButton(rect, this, GUI_ID_SAVE, text);
+		delete[] text;
 	}
 	changeCtype("C");
 
@@ -389,17 +400,21 @@ bool GUIConfigureWorld::OnEvent(const SEvent& event)
 				// bug in the text-size calculation. if the trailing
 				// spaces are removed from the message text, the
 				// message gets wrapped and parts of it are cut off:
+				wchar_t* text = wgettext("Configuration saved.  ");
 				GUIMessageMenu *menu = 
 					new GUIMessageMenu(Environment, Parent, -1, m_menumgr, 
-									   wgettext("Configuration saved.  "));
+									 text );
+				delete[] text;
 				menu->drop();
 
 				ModConfiguration modconf(m_wspec.path);
 				if(!modconf.isConsistent())
 				{
-					GUIMessageMenu *menu = 
+					wchar_t* text = wgettext("Warning: Configuration not consistent.  ");
+					GUIMessageMenu *menu =
 						new GUIMessageMenu(Environment, Parent, -1, m_menumgr, 
-										   wgettext("Warning: Configuration not consistent.  "));
+										 text );
+					delete[] text;
 					menu->drop();
 				}
 
diff --git a/src/guiConfirmMenu.cpp b/src/guiConfirmMenu.cpp
index 70e33c760..86b230506 100644
--- a/src/guiConfirmMenu.cpp
+++ b/src/guiConfirmMenu.cpp
@@ -116,14 +116,18 @@ void GUIConfirmMenu::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, bw, 30);
 		rect = rect + v2s32(size.X/2-bw/2-(bw/2+5), size.Y/2-30/2+5 + msg_h/2);
+		wchar_t* text = wgettext("Yes");
 		Environment->addButton(rect, this, GUI_ID_YES,
-			wgettext("Yes"));
+				text);
+		delete[] text;
 	}
 	{
 		core::rect<s32> rect(0, 0, bw, 30);
 		rect = rect + v2s32(size.X/2-bw/2+(bw/2+5), size.Y/2-30/2+5 + msg_h/2);
+		wchar_t* text = wgettext("No");
 		Environment->addButton(rect, this, GUI_ID_NO,
-			wgettext("No"));
+			text);
+		delete[] text;
 	}
 	changeCtype("C");
 }
diff --git a/src/guiCreateWorld.cpp b/src/guiCreateWorld.cpp
index 8ac3fb17c..09b18fb3c 100644
--- a/src/guiCreateWorld.cpp
+++ b/src/guiCreateWorld.cpp
@@ -113,8 +113,9 @@ void GUICreateWorld::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 100, 20);
 		rect += v2s32(0, 5) + topleft;
-		Environment->addStaticText(wgettext("World name"),
-			rect, false, true, this, -1);
+		wchar_t* text = wgettext("World name");
+		Environment->addStaticText(text, rect, false, true, this, -1);
+		delete[] text;
 	}
 	{
 		core::rect<s32> rect(0, 0, 300, 30);
@@ -132,8 +133,9 @@ void GUICreateWorld::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 100, 20);
 		rect += v2s32(0, 40+5) + topleft;
-		Environment->addStaticText(wgettext("Game"),
-			rect, false, true, this, -1);
+		wchar_t* text = wgettext("Game");
+		Environment->addStaticText(text, rect, false, true, this, -1);
+		delete[] text;
 	}
 	{
 		core::rect<s32> rect(0, 0, 300, 80);
@@ -155,14 +157,18 @@ void GUICreateWorld::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 120, 30);
 		rect = rect + v2s32(170, 140) + topleft;
+		wchar_t* text = wgettext("Create");
 		Environment->addButton(rect, this, GUI_ID_CREATE,
-			wgettext("Create"));
+			text);
+		delete[] text;
 	}
 	{
 		core::rect<s32> rect(0, 0, 120, 30);
 		rect = rect + v2s32(300, 140) + topleft;
+		wchar_t* text = wgettext("Cancel");
 		Environment->addButton(rect, this, GUI_ID_CANCEL,
-			wgettext("Cancel"));
+			text);
+		delete [] text;
 	}
 	changeCtype("C");
 }
diff --git a/src/guiDeathScreen.cpp b/src/guiDeathScreen.cpp
index ba329e3be..dfdce3f8d 100644
--- a/src/guiDeathScreen.cpp
+++ b/src/guiDeathScreen.cpp
@@ -93,15 +93,19 @@ void GUIDeathScreen::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 400, 50);
 		rect = rect + v2s32(size.X/2-400/2, size.Y/2-50/2-25);
-		Environment->addStaticText(wgettext("You died."), rect, false,
+		wchar_t* text = wgettext("You died.");
+		Environment->addStaticText(text, rect, false,
 				true, this, 256);
+		delete[] text;
 	}
 	{
 		core::rect<s32> rect(0, 0, 140, 30);
 		rect = rect + v2s32(size.X/2-140/2, size.Y/2-30/2+25);
+		wchar_t* text = wgettext("Respawn");
 		gui::IGUIElement *e = 
 		Environment->addButton(rect, this, 257,
-			wgettext("Respawn"));
+			text);
+		delete[] text;
 		Environment->setFocus(e);
 	}
 	changeCtype("C");
diff --git a/src/guiFormSpecMenu.cpp b/src/guiFormSpecMenu.cpp
index 1754422d0..6ada77698 100644
--- a/src/guiFormSpecMenu.cpp
+++ b/src/guiFormSpecMenu.cpp
@@ -581,6 +581,7 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
 				size.Y-rect.getHeight()-5);
 		const wchar_t *text = wgettext("Left click: Move all items, Right click: Move single item");
 		Environment->addStaticText(text, rect, false, true, this, 256);
+		delete[] text;
 		changeCtype("C");
 	}
 	// If there's fields, add a Proceed button
@@ -604,7 +605,9 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
 
 			v2s32 size = DesiredRect.getSize();
 			rect = core::rect<s32>(size.X/2-70, pos.Y, (size.X/2-70)+140, pos.Y+30);
-			Environment->addButton(rect, this, 257, wgettext("Proceed"));
+			wchar_t* text = wgettext("Proceed");
+			Environment->addButton(rect, this, 257, text);
+			delete[] text;
 		}
 		changeCtype("C");
 	}
diff --git a/src/guiKeyChangeMenu.cpp b/src/guiKeyChangeMenu.cpp
index 4569f3d9d..c660ed870 100644
--- a/src/guiKeyChangeMenu.cpp
+++ b/src/guiKeyChangeMenu.cpp
@@ -75,6 +75,13 @@ GUIModalMenu(env, parent, id, menumgr)
 GUIKeyChangeMenu::~GUIKeyChangeMenu()
 {
 	removeChildren();
+
+	for (std::vector<key_setting*>::iterator iter = key_settings.begin();
+			iter != key_settings.end(); iter ++) {
+		delete[] (*iter)->button_name;
+		delete (*iter);
+	}
+	key_settings.clear();
 }
 
 void GUIKeyChangeMenu::removeChildren()
@@ -111,8 +118,10 @@ void GUIKeyChangeMenu::regenerateGui(v2u32 screensize)
 		core::rect < s32 > rect(0, 0, 600, 40);
 		rect += topleft + v2s32(25, 3);
 		//gui::IGUIStaticText *t =
-		Environment->addStaticText(wgettext("Keybindings. (If this menu screws up, remove stuff from minetest.conf)"),
+		wchar_t* text = wgettext("Keybindings. (If this menu screws up, remove stuff from minetest.conf)");
+		Environment->addStaticText(text,
 								   rect, false, true, this, -1);
+		delete[] text;
 		//t->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_UPPERLEFT);
 	}
 
@@ -132,7 +141,9 @@ void GUIKeyChangeMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect < s32 > rect(0, 0, 100, 30);
 			rect += topleft + v2s32(offset.X + 105, offset.Y - 5);
-			k->button = Environment->addButton(rect, this, k->id, wgettext(k->key.name()));
+			wchar_t* text = wgettext(k->key.name());
+			k->button = Environment->addButton(rect, this, k->id, text );
+			delete[] text;
 		}
 		if(i + 1 == KMaxButtonPerColumns)
 			offset = v2s32(250, 60);
@@ -147,8 +158,10 @@ void GUIKeyChangeMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, option_w, 30);
 			rect += topleft + v2s32(option_x, option_y);
+			wchar_t* text = wgettext("\"Use\" = climb down");
 			Environment->addCheckBox(g_settings->getBool("aux1_descends"), rect, this,
-					GUI_ID_CB_AUX1_DESCENDS, wgettext("\"Use\" = climb down"));
+					GUI_ID_CB_AUX1_DESCENDS, text);
+			delete[] text;
 		}
 		offset += v2s32(0, 25);
 	}
@@ -160,8 +173,10 @@ void GUIKeyChangeMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, option_w, 30);
 			rect += topleft + v2s32(option_x, option_y);
+			wchar_t* text = wgettext("Double tap \"jump\" to toggle fly");
 			Environment->addCheckBox(g_settings->getBool("doubletap_jump"), rect, this,
-					GUI_ID_CB_DOUBLETAP_JUMP, wgettext("Double tap \"jump\" to toggle fly"));
+					GUI_ID_CB_DOUBLETAP_JUMP, text);
+			delete[] text;
 		}
 		offset += v2s32(0, 25);
 	}
@@ -169,14 +184,18 @@ void GUIKeyChangeMenu::regenerateGui(v2u32 screensize)
 	{
 		core::rect < s32 > rect(0, 0, 100, 30);
 		rect += topleft + v2s32(size.X - 100 - 20, size.Y - 40);
+		wchar_t* text =  wgettext("Save");
 		Environment->addButton(rect, this, GUI_ID_BACK_BUTTON,
-							   wgettext("Save"));
+							 text);
+		delete[] text;
 	}
 	{
 		core::rect < s32 > rect(0, 0, 100, 30);
 		rect += topleft + v2s32(size.X - 100 - 20 - 100 - 20, size.Y - 40);
+		wchar_t* text = wgettext("Cancel");
 		Environment->addButton(rect, this, GUI_ID_ABORT_BUTTON,
-							   wgettext("Cancel"));
+							 text );
+		delete[] text;
 	}
 	changeCtype("C");
 	
@@ -230,7 +249,9 @@ bool GUIKeyChangeMenu::resetMenu()
 			key_setting *k = key_settings.at(i);
 			if(k->id == activeKey)
 			{
-				k->button->setText(wgettext(k->key.name()));
+				wchar_t* text = wgettext(k->key.name());
+				k->button->setText(text);
+				delete[] text;
 				break;
 			}
 		}
@@ -266,8 +287,10 @@ bool GUIKeyChangeMenu::OnEvent(const SEvent& event)
 		{
 			core::rect < s32 > rect(0, 0, 600, 40);
 			rect += v2s32(0, 0) + v2s32(25, 30);
-			this->key_used_text = Environment->addStaticText(wgettext("Key already in use"),
+			wchar_t* text = wgettext("Key already in use");
+			this->key_used_text = Environment->addStaticText(text,
 									rect, false, true, this, -1);
+			delete[] text;
 			//infostream << "Key already in use" << std::endl;
 		}
 
@@ -284,7 +307,9 @@ bool GUIKeyChangeMenu::OnEvent(const SEvent& event)
 			}
 			assert(k);
 			k->key = kp;
-			k->button->setText(wgettext(k->key.name()));
+			wchar_t* text = wgettext(k->key.name());
+			k->button->setText(text);
+			delete[] text;
 
 			this->key_used.push_back(kp);
 
@@ -344,7 +369,9 @@ bool GUIKeyChangeMenu::OnEvent(const SEvent& event)
 					resetMenu();
 					shift_down = false;
 					activeKey = event.GUIEvent.Caller->getID();
-					k->button->setText(wgettext("press key"));
+					wchar_t* text = wgettext("press key");
+					k->button->setText(text);
+					delete[] text;
 					this->key_used.erase(std::remove(this->key_used.begin(),
 							this->key_used.end(), k->key), this->key_used.end());
 					break;
@@ -357,11 +384,12 @@ bool GUIKeyChangeMenu::OnEvent(const SEvent& event)
 	return Parent ? Parent->OnEvent(event) : false;
 }
 
-void GUIKeyChangeMenu::add_key(int id, std::string button_name, std::string setting_name)
+void GUIKeyChangeMenu::add_key(int id, wchar_t* button_name, std::string setting_name)
 {
 	key_setting *k = new key_setting;
 	k->id = id;
-	k->button_name = wgettext(button_name.c_str());
+
+	k->button_name = button_name;
 	k->setting_name = setting_name;
 	k->key = getKeySetting(k->setting_name.c_str());
 	key_settings.push_back(k);
@@ -369,21 +397,21 @@ void GUIKeyChangeMenu::add_key(int id, std::string button_name, std::string sett
 
 void GUIKeyChangeMenu::init_keys()
 {
-	this->add_key(GUI_ID_KEY_FORWARD_BUTTON, gettext("Forward"), "keymap_forward");
-	this->add_key(GUI_ID_KEY_BACKWARD_BUTTON, gettext("Backward"), "keymap_backward");
-	this->add_key(GUI_ID_KEY_LEFT_BUTTON, gettext("Left"), "keymap_left");
-	this->add_key(GUI_ID_KEY_RIGHT_BUTTON, gettext("Right"), "keymap_right");
-	this->add_key(GUI_ID_KEY_USE_BUTTON, gettext("Use"), "keymap_special1");
-	this->add_key(GUI_ID_KEY_JUMP_BUTTON, gettext("Jump"), "keymap_jump");
-	this->add_key(GUI_ID_KEY_SNEAK_BUTTON, gettext("Sneak"), "keymap_sneak");
-	this->add_key(GUI_ID_KEY_DROP_BUTTON, gettext("Drop"), "keymap_drop");
-	this->add_key(GUI_ID_KEY_INVENTORY_BUTTON, gettext("Inventory"), "keymap_inventory");
-	this->add_key(GUI_ID_KEY_CHAT_BUTTON, gettext("Chat"), "keymap_chat");
-	this->add_key(GUI_ID_KEY_CMD_BUTTON, gettext("Command"), "keymap_cmd");
-	this->add_key(GUI_ID_KEY_CONSOLE_BUTTON, gettext("Console"), "keymap_console");
-	this->add_key(GUI_ID_KEY_FLY_BUTTON, gettext("Toggle fly"), "keymap_freemove");
-	this->add_key(GUI_ID_KEY_FAST_BUTTON, gettext("Toggle fast"), "keymap_fastmove");
-	this->add_key(GUI_ID_KEY_NOCLIP_BUTTON, gettext("Toggle noclip"), "keymap_noclip");
-	this->add_key(GUI_ID_KEY_RANGE_BUTTON, gettext("Range select"), "keymap_rangeselect");
-	this->add_key(GUI_ID_KEY_DUMP_BUTTON, gettext("Print stacks"), "keymap_print_debug_stacks");
+	this->add_key(GUI_ID_KEY_FORWARD_BUTTON,   wgettext("Forward"),       "keymap_forward");
+	this->add_key(GUI_ID_KEY_BACKWARD_BUTTON,  wgettext("Backward"),      "keymap_backward");
+	this->add_key(GUI_ID_KEY_LEFT_BUTTON,      wgettext("Left"),          "keymap_left");
+	this->add_key(GUI_ID_KEY_RIGHT_BUTTON,     wgettext("Right"),         "keymap_right");
+	this->add_key(GUI_ID_KEY_USE_BUTTON,       wgettext("Use"),           "keymap_special1");
+	this->add_key(GUI_ID_KEY_JUMP_BUTTON,      wgettext("Jump"),          "keymap_jump");
+	this->add_key(GUI_ID_KEY_SNEAK_BUTTON,     wgettext("Sneak"),         "keymap_sneak");
+	this->add_key(GUI_ID_KEY_DROP_BUTTON,      wgettext("Drop"),          "keymap_drop");
+	this->add_key(GUI_ID_KEY_INVENTORY_BUTTON, wgettext("Inventory"),     "keymap_inventory");
+	this->add_key(GUI_ID_KEY_CHAT_BUTTON,      wgettext("Chat"),          "keymap_chat");
+	this->add_key(GUI_ID_KEY_CMD_BUTTON,       wgettext("Command"),       "keymap_cmd");
+	this->add_key(GUI_ID_KEY_CONSOLE_BUTTON,   wgettext("Console"),       "keymap_console");
+	this->add_key(GUI_ID_KEY_FLY_BUTTON,       wgettext("Toggle fly"),    "keymap_freemove");
+	this->add_key(GUI_ID_KEY_FAST_BUTTON,      wgettext("Toggle fast"),   "keymap_fastmove");
+	this->add_key(GUI_ID_KEY_NOCLIP_BUTTON,    wgettext("Toggle noclip"), "keymap_noclip");
+	this->add_key(GUI_ID_KEY_RANGE_BUTTON,     wgettext("Range select"),  "keymap_rangeselect");
+	this->add_key(GUI_ID_KEY_DUMP_BUTTON,      wgettext("Print stacks"),  "keymap_print_debug_stacks");
 }
diff --git a/src/guiKeyChangeMenu.h b/src/guiKeyChangeMenu.h
index 2b498676b..833514c1d 100644
--- a/src/guiKeyChangeMenu.h
+++ b/src/guiKeyChangeMenu.h
@@ -64,7 +64,7 @@ private:
 
 	bool resetMenu();
 
-	void add_key(int id, std::string setting_name, std::string button_name);
+	void add_key(int id, wchar_t* button_name, std::string setting_name);
 
 	bool shift_down;
 	
diff --git a/src/guiMainMenu.cpp b/src/guiMainMenu.cpp
index 1e3083577..431b40e63 100644
--- a/src/guiMainMenu.cpp
+++ b/src/guiMainMenu.cpp
@@ -89,7 +89,9 @@ struct CreateWorldDestMainMenu : public CreateWorldDest
 		std::string name_narrow = wide_to_narrow(name);
 		if(!string_allowed_blacklist(name_narrow, WORLDNAME_BLACKLISTED_CHARS))
 		{
-			m_menu->displayMessageMenu(wgettext("Cannot create world: Name contains invalid characters"));
+			wchar_t* text = wgettext("Cannot create world: Name contains invalid characters");
+			m_menu->displayMessageMenu(text);
+			delete[] text;
 			return;
 		}
 		std::vector<WorldSpec> worlds = getAvailableWorlds();
@@ -98,7 +100,9 @@ struct CreateWorldDestMainMenu : public CreateWorldDest
 		{
 			if((*i).name == name_narrow)
 			{
-				m_menu->displayMessageMenu(wgettext("Cannot create world: A world by this name already exists"));
+				wchar_t* text = wgettext("Cannot create world: A world by this name already exists");
+				m_menu->displayMessageMenu(text);
+				delete[] text;
 				return;
 			}
 		}
@@ -280,12 +284,24 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		rect += m_topleft_client + v2s32(0, -30);
 		gui::IGUITabControl *e = Environment->addTabControl(
 				rect, this, true, true, GUI_ID_TAB_CONTROL);
-		e->addTab(wgettext("Singleplayer"));
-		e->addTab(wgettext("Multiplayer"));
-		e->addTab(wgettext("Advanced"));
-		e->addTab(wgettext("Settings"));
-		e->addTab(wgettext("Credits"));
+		wchar_t* text = wgettext("Singleplayer");
+		e->addTab(text);
+		delete[] text;
+		text = wgettext("Multiplayer");
+		e->addTab(text);
+		delete[] text;
+		text = wgettext("Advanced");
+		e->addTab(text);
+		delete[] text;
+		text = wgettext("Settings");
+		e->addTab(text);
+		delete[] text;
+		text = wgettext("Credits");
+		e->addTab(text);
+		delete[] text;
+
 		e->setActiveTab(m_data->selected_tab);
+
 	}
 	
 	if(m_data->selected_tab == TAB_SINGLEPLAYER)
@@ -313,9 +329,11 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, world_sel_w-4, 20);
 			rect += m_topleft_client + v2s32(world_sel_x+4, world_sel_y-20);
+			wchar_t* text = wgettext("Select World:");
 			/*gui::IGUIStaticText *e =*/ Environment->addStaticText(
-					wgettext("Select World:"), 
+					text,
 					rect, false, true, this, -1);
+			delete[] text;
 			/*e->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_CENTER);*/
 		}
 		{
@@ -335,23 +353,29 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, world_button_w, 30);
 			rect += m_topleft_client + v2s32(world_sel_x, world_sel_y+world_sel_h+0);
+			wchar_t* text = wgettext("Delete");
 			Environment->addButton(rect, this, GUI_ID_DELETE_WORLD_BUTTON,
-				  wgettext("Delete"));
+				 text);
+			delete[] text;
 		}
 		// Create world button
 		{
 			core::rect<s32> rect(0, 0, world_button_w, 30);
 			rect += m_topleft_client + v2s32(world_sel_x+world_button_w+bs, world_sel_y+world_sel_h+0);
+			wchar_t* text = wgettext("New");
 			Environment->addButton(rect, this, GUI_ID_CREATE_WORLD_BUTTON,
-				  wgettext("New"));
+				 text);
+			delete[] text;
 		}
 		// Configure world button
 		{
 			core::rect<s32> rect(0, 0, world_button_w, 30);
 			rect += m_topleft_client + v2s32(world_sel_x+(world_button_w+bs)*2,
 					world_sel_y+world_sel_h+0);
+			wchar_t* text = wgettext("Configure");
 			Environment->addButton(rect, this, GUI_ID_CONFIGURE_WORLD_BUTTON,
-				  wgettext("Configure"));
+				text);
+			delete[] text;
 		}
 		// Start game button
 		{
@@ -365,8 +389,10 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 			core::rect<s32> rect(0, 0, bw, 30);
 			rect += m_topleft_client + v2s32(world_sel_x+world_sel_w-bw,
 					world_sel_y+world_sel_h+30+bs);
+			wchar_t* text = wgettext("Play");
 			Environment->addButton(rect, this,
-					GUI_ID_JOIN_GAME_BUTTON, wgettext("Play"));
+					GUI_ID_JOIN_GAME_BUTTON, text);
+			delete[] text;
 		}
 		// Options
 		s32 option_x = 50;
@@ -376,14 +402,18 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, option_w, 30);
 			rect += m_topleft_client + v2s32(option_x, option_y+20*0);
+			wchar_t* text = wgettext("Creative Mode");
 			Environment->addCheckBox(m_data->creative_mode, rect, this,
-					GUI_ID_CREATIVE_CB, wgettext("Creative Mode"));
+					GUI_ID_CREATIVE_CB, text);
+			delete[] text;
 		}
 		{
 			core::rect<s32> rect(0, 0, option_w, 30);
 			rect += m_topleft_client + v2s32(option_x, option_y+20*1);
+			wchar_t* text = wgettext("Enable Damage");
 			Environment->addCheckBox(m_data->enable_damage, rect, this,
-					GUI_ID_DAMAGE_CB, wgettext("Enable Damage"));
+					GUI_ID_DAMAGE_CB, text);
+			delete[] text;
 		}
 		changeCtype("C");
 	}
@@ -402,9 +432,11 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		// Nickname + password
 		{
 			core::rect<s32> rect(0, 0, 110, 20);
+			wchar_t* text = wgettext("Name/Password");
 			rect += m_topleft_client + v2s32(m_size_client.X-60-100, 10+6);
-			Environment->addStaticText(wgettext("Name/Password"), 
+			Environment->addStaticText(text,
 				rect, false, true, this, -1);
+			delete [] text;
 		}
 		changeCtype("C");
 		{
@@ -467,8 +499,10 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, 110, 20);
 			rect += m_topleft_client + v2s32(50, m_size_client.Y-50-15+6);
-			Environment->addStaticText(wgettext("Address/Port"),
+			wchar_t* text = wgettext("Address/Port");
+			Environment->addStaticText(text,
 				rect, false, true, this, -1);
+			delete [] text;
 		}
 		changeCtype("C");
 		{
@@ -493,13 +527,17 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 			core::rect<s32> rect(0, 0, 260, 30);
 			rect += m_topleft_client + v2s32(50,
 					180);
+			wchar_t* text = wgettext("Show Public");
 			gui::IGUIButton *e = Environment->addButton(rect, this, GUI_ID_SERVERLIST_TOGGLE,
-				wgettext("Show Public"));
+				text);
+			delete[] text;
 			e->setIsPushButton(true);
 			if (m_data->selected_serverlist == SERVERLIST_PUBLIC)
 			{
-				e->setText(wgettext("Show Favorites"));
+				wchar_t* text = wgettext("Show Favorites");
+				e->setText(text);
 				e->setPressed();
+				delete[] text;
 			}
 		}
 		#endif
@@ -507,18 +545,23 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, 120, 30);
 			rect += m_topleft_client + v2s32(50+260+10, 180);
+			wchar_t* text = wgettext("Delete");
 			gui::IGUIButton *e = Environment->addButton(rect, this, GUI_ID_SERVERLIST_DELETE,
-				wgettext("Delete"));
+					text);
 			if (m_data->selected_serverlist == SERVERLIST_PUBLIC) // Hidden when on public list
 				e->setVisible(false);
+
+			delete [] text;
 		}
 		// Start game button
 		{
 			core::rect<s32> rect(0, 0, 120, 30);
 			rect += m_topleft_client + v2s32(m_size_client.X-130-30,
 					m_size_client.Y-25-15);
+			wchar_t* text = wgettext("Connect");
 			Environment->addButton(rect, this, GUI_ID_JOIN_GAME_BUTTON,
-				wgettext("Connect"));
+				text);
+			delete[] text;
 		}
 		changeCtype("C");
 	}
@@ -538,8 +581,10 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, 110, 20);
 			rect += m_topleft_client + v2s32(35+30, 35+6);
-			Environment->addStaticText(wgettext("Name/Password"), 
+			wchar_t* text = wgettext("Name/Password");
+			Environment->addStaticText(text,
 				rect, false, true, this, -1);
+			delete [] text;
 		}
 		changeCtype("C");
 		{
@@ -565,8 +610,10 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, 110, 20);
 			rect += m_topleft_client + v2s32(35+30, 75+6);
-			Environment->addStaticText(wgettext("Address/Port"),
+			wchar_t* text = wgettext("Address/Port");
+			Environment->addStaticText(text,
 				rect, false, true, this, -1);
+			delete[] text;
 		}
 		changeCtype("C");
 		{
@@ -588,16 +635,20 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, 400, 20);
 			rect += m_topleft_client + v2s32(160+30, 75+35);
-			Environment->addStaticText(wgettext("Leave address blank to start a local server."),
+			wchar_t* text = wgettext("Leave address blank to start a local server.");
+			Environment->addStaticText(text,
 				rect, false, true, this, -1);
+			delete[] text;
 		}
 		// Start game button
 		{
 			core::rect<s32> rect(0, 0, 180, 30);
 			rect += m_topleft_client + v2s32(m_size_client.X-180-30,
 					m_size_client.Y-30-20);
+			wchar_t* text = wgettext("Start Game / Connect");
 			Environment->addButton(rect, this, GUI_ID_JOIN_GAME_BUTTON,
-				wgettext("Start Game / Connect"));
+				text);
+			delete[] text;
 		}
 		/*
 			Server section
@@ -615,36 +666,46 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, 250, 30);
 			rect += m_topleft_server + v2s32(30+20+250+20, 20);
+			wchar_t* text = wgettext("Creative Mode");
 			Environment->addCheckBox(m_data->creative_mode, rect, this, GUI_ID_CREATIVE_CB,
-				wgettext("Creative Mode"));
+				text);
+			delete[] text;
 		}
 		{
 			core::rect<s32> rect(0, 0, 250, 30);
 			rect += m_topleft_server + v2s32(30+20+250+20, 40);
+			wchar_t* text = wgettext("Enable Damage");
 			Environment->addCheckBox(m_data->enable_damage, rect, this, GUI_ID_DAMAGE_CB,
-				wgettext("Enable Damage"));
+				text);
+			delete[] text;
 		}
 		#if USE_CURL
 		{
 			core::rect<s32> rect(0, 0, 250, 30);
 			rect += m_topleft_server + v2s32(30+20+250+20, 60);
+			wchar_t* text = wgettext("Public");
 			Environment->addCheckBox(m_data->enable_public, rect, this, GUI_ID_PUBLIC_CB,
-				wgettext("Public"));
+				text);
+			delete[] text;
 		}
 		#endif
 		// Delete world button
 		{
 			core::rect<s32> rect(0, 0, 130, 30);
 			rect += m_topleft_server + v2s32(30+20+250+20, 90);
+			wchar_t* text = wgettext("Delete world");
 			Environment->addButton(rect, this, GUI_ID_DELETE_WORLD_BUTTON,
-				  wgettext("Delete world"));
+				 text );
+			delete[] text;
 		}
 		// Create world button
 		{
 			core::rect<s32> rect(0, 0, 130, 30);
 			rect += m_topleft_server + v2s32(30+20+250+20+140, 90);
+			wchar_t* text = wgettext("Create world");
 			Environment->addButton(rect, this, GUI_ID_CREATE_WORLD_BUTTON,
-				  wgettext("Create world"));
+				 text );
+			delete[] text;
 		}
 		// World selection listbox
 		{
@@ -677,26 +738,34 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, option_w, 30);
 			rect += m_topleft_client + v2s32(option_x, option_y);
+			wchar_t* text = wgettext("Fancy trees");
 			Environment->addCheckBox(m_data->fancy_trees, rect, this,
-					GUI_ID_FANCYTREE_CB, wgettext("Fancy trees")); 
+					GUI_ID_FANCYTREE_CB, text);
+			delete[] text;
 		}
 		{
 			core::rect<s32> rect(0, 0, option_w, 30);
 			rect += m_topleft_client + v2s32(option_x, option_y+20);
+			wchar_t* text = wgettext("Smooth Lighting");
 			Environment->addCheckBox(m_data->smooth_lighting, rect, this,
-					GUI_ID_SMOOTH_LIGHTING_CB, wgettext("Smooth Lighting"));
+					GUI_ID_SMOOTH_LIGHTING_CB, text);
+			delete[] text;
 		}
 		{
 			core::rect<s32> rect(0, 0, option_w, 30);
 			rect += m_topleft_client + v2s32(option_x, option_y+20*2);
+			wchar_t* text = wgettext("3D Clouds");
 			Environment->addCheckBox(m_data->clouds_3d, rect, this,
-					GUI_ID_3D_CLOUDS_CB, wgettext("3D Clouds"));
+					GUI_ID_3D_CLOUDS_CB, text);
+			delete[] text;
 		}
 		{
 			core::rect<s32> rect(0, 0, option_w, 30);
 			rect += m_topleft_client + v2s32(option_x, option_y+20*3);
+			wchar_t* text = wgettext("Opaque water");
 			Environment->addCheckBox(m_data->opaque_water, rect, this,
-					GUI_ID_OPAQUE_WATER_CB, wgettext("Opaque water"));
+					GUI_ID_OPAQUE_WATER_CB, text);
+			delete[] text;
 		}
 
 
@@ -705,58 +774,74 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, option_w+20, 30);
 			rect += m_topleft_client + v2s32(option_x+175, option_y);
+			wchar_t* text = wgettext("Mip-Mapping");
 			Environment->addCheckBox(m_data->mip_map, rect, this,
-				       GUI_ID_MIPMAP_CB, wgettext("Mip-Mapping"));
+				       GUI_ID_MIPMAP_CB, text);
+			delete[] text;
 		}
 
 		{
 			core::rect<s32> rect(0, 0, option_w+20, 30);
 			rect += m_topleft_client + v2s32(option_x+175, option_y+20);
+			wchar_t* text = wgettext("Anisotropic Filtering");
 			Environment->addCheckBox(m_data->anisotropic_filter, rect, this,
-				       GUI_ID_ANISOTROPIC_CB, wgettext("Anisotropic Filtering"));
+				       GUI_ID_ANISOTROPIC_CB, text);
+			delete[] text;
 		}
 
 		{
 			core::rect<s32> rect(0, 0, option_w+20, 30);
 			rect += m_topleft_client + v2s32(option_x+175, option_y+20*2);
+			wchar_t* text = wgettext("Bi-Linear Filtering");
 			Environment->addCheckBox(m_data->bilinear_filter, rect, this,
-				       GUI_ID_BILINEAR_CB, wgettext("Bi-Linear Filtering"));
+				       GUI_ID_BILINEAR_CB, text);
+			delete[] text;
 		}
 
 		{
 			core::rect<s32> rect(0, 0, option_w+20, 30);
 			rect += m_topleft_client + v2s32(option_x+175, option_y+20*3);
+			wchar_t* text = wgettext("Tri-Linear Filtering");
 			Environment->addCheckBox(m_data->trilinear_filter, rect, this,
-				       GUI_ID_TRILINEAR_CB, wgettext("Tri-Linear Filtering"));
+				       GUI_ID_TRILINEAR_CB, text);
+			delete[] text;
 		}
 
 		// shader/on demand image loading/particles settings
 		{
 			core::rect<s32> rect(0, 0, option_w+20, 30);
 			rect += m_topleft_client + v2s32(option_x+175*2, option_y);
+			wchar_t* text = wgettext("Shaders");
 			Environment->addCheckBox(m_data->enable_shaders, rect, this,
-					GUI_ID_SHADERS_CB, wgettext("Shaders"));
+					GUI_ID_SHADERS_CB, text);
+			delete[] text;
 		}
 
 		{
 			core::rect<s32> rect(0, 0, option_w+20+20, 30);
 			rect += m_topleft_client + v2s32(option_x+175*2, option_y+20);
+			wchar_t* text = wgettext("Preload item visuals");
 			Environment->addCheckBox(m_data->preload_item_visuals, rect, this,
-					GUI_ID_PRELOAD_ITEM_VISUALS_CB, wgettext("Preload item visuals"));
+					GUI_ID_PRELOAD_ITEM_VISUALS_CB, text);
+			delete[] text;
 		}
 
 		{
 			core::rect<s32> rect(0, 0, option_w+20+20, 30);
 			rect += m_topleft_client + v2s32(option_x+175*2, option_y+20*2);
+			wchar_t* text = wgettext("Enable Particles");
 			Environment->addCheckBox(m_data->enable_particles, rect, this,
-					GUI_ID_ENABLE_PARTICLES_CB, wgettext("Enable Particles"));
+					GUI_ID_ENABLE_PARTICLES_CB, text);
+			delete[] text;
 		}
 
 		{
 			core::rect<s32> rect(0, 0, option_w+20+20, 30);
 			rect += m_topleft_client + v2s32(option_x+175*2, option_y+20*3);
+			wchar_t* text = wgettext("Finite liquid");
 			Environment->addCheckBox(m_data->liquid_finite, rect, this,
-					GUI_ID_LIQUID_FINITE_CB, wgettext("Finite liquid"));
+					GUI_ID_LIQUID_FINITE_CB, text);
+			delete[] text;
 		}
 
 		// Key change button
@@ -765,8 +850,10 @@ void GUIMainMenu::regenerateGui(v2u32 screensize)
 			/*rect += m_topleft_client + v2s32(m_size_client.X-120-30,
 					m_size_client.Y-30-20);*/
 			rect += m_topleft_client + v2s32(option_x, option_y+120);
+			wchar_t* text = wgettext("Change keys");
 			Environment->addButton(rect, this,
-					GUI_ID_CHANGE_KEYS_BUTTON, wgettext("Change keys"));
+					GUI_ID_CHANGE_KEYS_BUTTON, text);
+			delete[] text;
 		}
 		changeCtype("C");
 	}
@@ -1080,9 +1167,11 @@ bool GUIMainMenu::OnEvent(const SEvent& event)
 				readInput(&cur);
 				if (getTab() == TAB_MULTIPLAYER && cur.address == L"")
 				{
+					wchar_t* text = wgettext("Address required.");
 					(new GUIMessageMenu(env, parent, -1, menumgr,
-							wgettext("Address required."))
+							text)
 							)->drop();
+					delete[] text;
 					return true;
 				}
 				acceptInput();
@@ -1098,9 +1187,11 @@ bool GUIMainMenu::OnEvent(const SEvent& event)
 				MainMenuData cur;
 				readInput(&cur);
 				if(cur.selected_world == -1){
+					wchar_t* text = wgettext("Cannot delete world: Nothing selected");
 					(new GUIMessageMenu(env, parent, -1, menumgr,
-							wgettext("Cannot delete world: Nothing selected"))
+							text)
 							)->drop();
+					delete[] text;
 				} else {
 					WorldSpec spec = m_data->worlds[cur.selected_world];
 					// Get files and directories involved
@@ -1110,12 +1201,16 @@ bool GUIMainMenu::OnEvent(const SEvent& event)
 					// Launch confirmation dialog
 					ConfirmDestDeleteWorld *dest = new
 							ConfirmDestDeleteWorld(spec, this, paths);
-					std::wstring text = wgettext("Delete world");
+					wchar_t* text1 = wgettext("Delete world");
+					wchar_t* text2 = wgettext("Files to be deleted");
+					std::wstring text = text1;
 					text += L" \"";
 					text += narrow_to_wide(spec.name);
 					text += L"\"?\n\n";
-					text += wgettext("Files to be deleted");
+					text += text2;
 					text += L":\n";
+					delete[] text1;
+					delete[] text2;
 					for(u32 i=0; i<paths.size(); i++){
 						if(i == 3){ text += L"..."; break; }
 						text += narrow_to_wide(paths[i]) + L"\n";
@@ -1128,10 +1223,12 @@ bool GUIMainMenu::OnEvent(const SEvent& event)
 			case GUI_ID_CREATE_WORLD_BUTTON: {
 				std::vector<SubgameSpec> games = getAvailableGames();
 				if(games.size() == 0){
+					wchar_t* text = wgettext("Cannot create world: No games found");
 					GUIMessageMenu *menu = new GUIMessageMenu(env, parent,
 							-1, menumgr,
-							wgettext("Cannot create world: No games found"));
+							text);
 					menu->drop();
+					delete[] text;
 				} else {
 					CreateWorldDest *dest = new CreateWorldDestMainMenu(this);
 					GUICreateWorld *menu = new GUICreateWorld(env, parent, -1,
@@ -1145,9 +1242,11 @@ bool GUIMainMenu::OnEvent(const SEvent& event)
 				readInput(&cur);
 				if(cur.selected_world == -1)
 				{
+					wchar_t* text = wgettext("Cannot configure world: Nothing selected");
 					(new GUIMessageMenu(env, parent, -1, menumgr,
-							wgettext("Cannot configure world: Nothing selected"))
+							text)
 							)->drop();
+					delete[] text;
 				} 
 				else 
 				{
@@ -1180,8 +1279,12 @@ bool GUIMainMenu::OnEvent(const SEvent& event)
 				if (m_data->selected_serverlist == SERVERLIST_PUBLIC) // switch to favorite list
 				{
 					m_data->servers = ServerList::getLocal();
-					togglebutton->setText(wgettext("Show Public"));
-					title->setText(wgettext("Favorites:"));
+					wchar_t* text1 = wgettext("Show Public");
+					wchar_t* text2 = wgettext("Favorites:");
+					togglebutton->setText(text1);
+					title->setText(text2);
+					delete[] text1;
+					delete[] text2;
 					deletebutton->setVisible(true);
 					updateGuiServerList();
 					serverlist->setSelected(0);
@@ -1190,8 +1293,12 @@ bool GUIMainMenu::OnEvent(const SEvent& event)
 				else // switch to online list
 				{
 					m_data->servers = ServerList::getOnline();
-					togglebutton->setText(wgettext("Show Favorites"));
-					title->setText(wgettext("Public Server List:"));
+					wchar_t* text1 = wgettext("Show Favorites");
+					wchar_t* text2 = wgettext("Public Server List:");
+					togglebutton->setText(text1);
+					title->setText(text2);
+					delete[] text1;
+					delete[] text2;
 					deletebutton->setVisible(false);
 					updateGuiServerList();
 					serverlist->setSelected(0);
@@ -1261,8 +1368,10 @@ void GUIMainMenu::deleteWorld(const std::vector<std::string> &paths)
 	// Delete files
 	bool did = fs::DeletePaths(paths);
 	if(!did){
+		wchar_t* text = wgettext("Failed to delete all world files");
 		GUIMessageMenu *menu = new GUIMessageMenu(env, parent,
-				-1, menumgr, wgettext("Failed to delete all world files"));
+				-1, menumgr, text);
+		delete[] text;
 		menu->drop();
 	}
 	// Quit menu to refresh it
diff --git a/src/guiMessageMenu.cpp b/src/guiMessageMenu.cpp
index abb31cf2d..c6592e51c 100644
--- a/src/guiMessageMenu.cpp
+++ b/src/guiMessageMenu.cpp
@@ -104,10 +104,12 @@ void GUIMessageMenu::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, bw, 30);
 		rect = rect + v2s32(size.X/2-bw/2, size.Y/2-30/2+5 + msg_h/2);
+		wchar_t* text = wgettext("Proceed");
 		gui::IGUIElement *e = 
 		Environment->addButton(rect, this, 257,
-			wgettext("Proceed"));
+			text);
 		Environment->setFocus(e);
+		delete[] text;
 	}
 	changeCtype("C");
 }
diff --git a/src/guiPasswordChange.cpp b/src/guiPasswordChange.cpp
index e4b77b611..a4d16444d 100644
--- a/src/guiPasswordChange.cpp
+++ b/src/guiPasswordChange.cpp
@@ -105,8 +105,9 @@ void GUIPasswordChange::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 110, 20);
 		rect += topleft_client + v2s32(35, ypos+6);
-		Environment->addStaticText(wgettext("Old Password"),
-			rect, false, true, this, -1);
+		wchar_t* text = wgettext("Old Password");
+		Environment->addStaticText(text, rect, false, true, this, -1);
+		delete[] text;
 	}
 	changeCtype("C");
 	{
@@ -122,8 +123,9 @@ void GUIPasswordChange::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 110, 20);
 		rect += topleft_client + v2s32(35, ypos+6);
-		Environment->addStaticText(wgettext("New Password"),
-			rect, false, true, this, -1);
+		wchar_t* text = wgettext("New Password");
+		Environment->addStaticText(text, rect, false, true, this, -1);
+		delete[] text;
 	}
 	changeCtype("C");
 	{
@@ -138,8 +140,9 @@ void GUIPasswordChange::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 110, 20);
 		rect += topleft_client + v2s32(35, ypos+6);
-		Environment->addStaticText(wgettext("Confirm Password"),
-			rect, false, true, this, -1);
+		wchar_t* text = wgettext("Confirm Password");
+		Environment->addStaticText(text, rect, false, true, this, -1);
+		delete[] text;
 	}
 	changeCtype("C");
 	{
@@ -155,18 +158,22 @@ void GUIPasswordChange::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 140, 30);
 		rect = rect + v2s32(size.X/2-140/2, ypos);
-		Environment->addButton(rect, this, ID_change, wgettext("Change"));
+		wchar_t* text = wgettext("Change");
+		Environment->addButton(rect, this, ID_change, text);
+		delete[] text;
 	}
 
 	ypos += 50;
 	{
 		core::rect<s32> rect(0, 0, 300, 20);
 		rect += topleft_client + v2s32(35, ypos);
+		wchar_t* text = wgettext("Passwords do not match!");
 		IGUIElement *e = 
 		Environment->addStaticText(
-			wgettext("Passwords do not match!"),
+			text,
 			rect, false, true, this, ID_message);
 		e->setVisible(false);
+		delete[] text;
 	}
 	changeCtype("C");
 
diff --git a/src/guiPauseMenu.cpp b/src/guiPauseMenu.cpp
index dc95eef5b..b57b4a1d1 100644
--- a/src/guiPauseMenu.cpp
+++ b/src/guiPauseMenu.cpp
@@ -119,8 +119,10 @@ void GUIPauseMenu::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 140, btn_height);
 		rect = rect + v2s32(size.X/2-140/2, btn_y);
+		wchar_t* text = wgettext("Continue");
 		Environment->addButton(rect, this, 256,
-			wgettext("Continue"));
+			text);
+		delete[] text;
 	}
 	btn_y += btn_height + btn_gap;
 	if(!m_simple_singleplayer_mode)
@@ -128,48 +130,58 @@ void GUIPauseMenu::regenerateGui(v2u32 screensize)
 		{
 			core::rect<s32> rect(0, 0, 140, btn_height);
 			rect = rect + v2s32(size.X/2-140/2, btn_y);
+			wchar_t* text = wgettext("Change Password");
 			Environment->addButton(rect, this, 261,
-				wgettext("Change Password"));
+				text);
+			delete[] text;
 		}
 		btn_y += btn_height + btn_gap;
 	}
 	{
 		core::rect<s32> rect(0, 0, 140, btn_height);
 		rect = rect + v2s32(size.X/2-140/2, btn_y);
+		wchar_t* text = wgettext("Sound Volume");
 		Environment->addButton(rect, this, 262,
-			wgettext("Sound Volume"));
+			text);
+		delete[] text;
 	}
 	btn_y += btn_height + btn_gap;
 	{
 		core::rect<s32> rect(0, 0, 140, btn_height);
 		rect = rect + v2s32(size.X/2-140/2, btn_y);
+		wchar_t* text = wgettext("Exit to Menu");
 		Environment->addButton(rect, this, 260,
-			wgettext("Exit to Menu"));
+			text);
+		delete[] text;
 	}
 	btn_y += btn_height + btn_gap;
 	{
 		core::rect<s32> rect(0, 0, 140, btn_height);
 		rect = rect + v2s32(size.X/2-140/2, btn_y);
+		wchar_t* text = wgettext("Exit to OS");
 		Environment->addButton(rect, this, 257,
-			wgettext("Exit to OS"));
+			text);
+		delete[] text;
 	}
 
 	{
 		core::rect<s32> rect(0, 0, 180, 240);
 		rect = rect + v2s32(size.X/2 + 90, size.Y/2-rect.getHeight()/2);
-		Environment->addStaticText(chartowchar_t(gettext(
-		"Default Controls:\n"
-		"- WASD: Walk\n"
-		"- Mouse left: dig/hit\n"
-		"- Mouse right: place/use\n"
-		"- Mouse wheel: select item\n"
-		"- 0...9: select item\n"
-		"- Shift: sneak\n"
-		"- R: Toggle viewing all loaded chunks\n"
-		"- I: Inventory menu\n"
-		"- ESC: This menu\n"
-		"- T: Chat\n"
-		)), rect, false, true, this, 258);
+		wchar_t* text = wgettext("Default Controls:\n"
+				"- WASD: Walk\n"
+				"- Mouse left: dig/hit\n"
+				"- Mouse right: place/use\n"
+				"- Mouse wheel: select item\n"
+				"- 0...9: select item\n"
+				"- Shift: sneak\n"
+				"- R: Toggle viewing all loaded chunks\n"
+				"- I: Inventory menu\n"
+				"- ESC: This menu\n"
+				"- T: Chat\n"
+				);
+		Environment->addStaticText(text, rect, false, true, this, 258);
+		delete[] text;
+
 	}
 	{
 		core::rect<s32> rect(0, 0, 180, 220);
diff --git a/src/guiTextInputMenu.cpp b/src/guiTextInputMenu.cpp
index f4e3bb5ba..c15eeedc5 100644
--- a/src/guiTextInputMenu.cpp
+++ b/src/guiTextInputMenu.cpp
@@ -127,8 +127,10 @@ void GUITextInputMenu::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 140, 30);
 		rect = rect + v2s32(size.X/2-140/2, size.Y/2-30/2+25);
+		wchar_t* text = wgettext("Proceed");
 		Environment->addButton(rect, this, 257,
-			wgettext("Proceed"));
+			text);
+		delete[] text;
 	}
 	changeCtype("C");
 }
diff --git a/src/guiVolumeChange.cpp b/src/guiVolumeChange.cpp
index cfb89da1c..4e92b82c2 100644
--- a/src/guiVolumeChange.cpp
+++ b/src/guiVolumeChange.cpp
@@ -105,8 +105,10 @@ void GUIVolumeChange::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 120, 20);
 		rect = rect + v2s32(size.X/2-60, size.Y/2-35);
-		Environment->addStaticText(wgettext("Sound Volume: "), rect, false,
+		wchar_t* text = wgettext("Sound Volume: ");
+		Environment->addStaticText(text, rect, false,
 				true, this, ID_soundText1);
+		delete[] text;
 	}
 	{
 		core::rect<s32> rect(0, 0, 30, 20);
@@ -117,8 +119,10 @@ void GUIVolumeChange::regenerateGui(v2u32 screensize)
 	{
 		core::rect<s32> rect(0, 0, 80, 30);
 		rect = rect + v2s32(size.X/2-80/2, size.Y/2+55);
+		wchar_t* text = wgettext("Exit");
 		Environment->addButton(rect, this, ID_soundExitButton,
-			wgettext("Exit"));
+			text);
+		delete[] text;
 	}
 	{
 		core::rect<s32> rect(0, 0, 300, 20);
diff --git a/src/main.cpp b/src/main.cpp
index b0cabfe81..eef65cdb2 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1501,7 +1501,9 @@ int main(int argc, char *argv[])
 	while(device->run() && kill == false)
 	{
 		// Set the window caption
-		device->setWindowCaption((std::wstring(L"Minetest [")+wgettext("Main Menu")+L"]").c_str());
+		wchar_t* text = wgettext("Main Menu");
+		device->setWindowCaption((std::wstring(L"Minetest [")+text+L"]").c_str());
+		delete[] text;
 
 		// This is used for catching disconnects
 		try