More C++03 fixes

src/client/clientlauncher.h

@@ -81,7 +81,7 @@ protected:
 	scene::ISceneManager *smgr;
 	SubgameSpec gamespec;
 	WorldSpec worldspec;
-	bool simple_singleplayer_mode = false;
+	bool simple_singleplayer_mode;
 
 	// These are set up based on the menu and other things
 	// TODO: Are these required since there's already playername, password, etc

src/client/joystick_controller.h

@@ -79,6 +79,8 @@ struct JoystickAxisCmb : public JoystickCombination {
 		this->key = key;
 	}
 
+	virtual ~JoystickAxisCmb() {}
+
 	virtual bool isTriggered(const irr::SEvent::SJoystickEvent &ev) const;
 
 	u16 axis_to_compare;

src/clientmap.cpp

@@ -314,14 +314,15 @@ struct MeshBufListList
 		// Append to the correct layer
 		std::vector<MeshBufList> &list = lists[layer];
 		const video::SMaterial &m = buf->getMaterial();
-		for (MeshBufList &l : list) {
+		for (std::vector<MeshBufList>::iterator it = list.begin(); it != list.end();
+			++it) {
 			// comparing a full material is quite expensive so we don't do it if
 			// not even first texture is equal
-			if (l.m.TextureLayer[0].Texture != m.TextureLayer[0].Texture)
+			if ((*it).m.TextureLayer[0].Texture != m.TextureLayer[0].Texture)
 				continue;
 
-			if (l.m == m) {
-				l.bufs.push_back(buf);
+			if ((*it).m == m) {
+				(*it).bufs.push_back(buf);
 				return;
 			}
 		}
@@ -356,7 +357,7 @@ void ClientMap::renderMap(video::IVideoDriver* driver, s32 pass)
 		Measuring time is very useful for long delays when the
 		machine is swapping a lot.
 	*/
-	std::time_t time1 = time(0);
+	time_t time1 = time(0);
 
 	/*
 		Get animation parameters
@@ -477,11 +478,12 @@ void ClientMap::renderMap(video::IVideoDriver* driver, s32 pass)
 		std::vector<MeshBufList> &lists = drawbufs.lists[layer];
 
 		int timecheck_counter = 0;
-		for (MeshBufList &list : lists) {
+		for (std::vector<MeshBufList>::iterator it = lists.begin(); it != lists.end();
+			++it) {
 			timecheck_counter++;
 			if (timecheck_counter > 50) {
 				timecheck_counter = 0;
-				std::time_t time2 = time(0);
+				time_t time2 = time(0);
 				if (time2 > time1 + 4) {
 					infostream << "ClientMap::renderMap(): "
 						"Rendering takes ages, returning."
@@ -490,11 +492,12 @@ void ClientMap::renderMap(video::IVideoDriver* driver, s32 pass)
 				}
 			}
 
-			driver->setMaterial(list.m);
+			driver->setMaterial((*it).m);
 
-			for (scene::IMeshBuffer *buf : list.bufs) {
-				driver->drawMeshBuffer(buf);
-				vertex_count += buf->getVertexCount();
+			for (std::vector<scene::IMeshBuffer*>::iterator it2 = (*it).bufs.begin();
+				it2 != (*it).bufs.end(); ++it2) {
+				driver->drawMeshBuffer(*it2);
+				vertex_count += (*it2)->getVertexCount();
 				meshbuffer_count++;
 			}
 		}

src/itemstackmetadata.cpp

@@ -13,10 +13,11 @@ void ItemStackMetadata::serialize(std::ostream &os) const
 {
 	std::ostringstream os2;
 	os2 << DESERIALIZE_START;
-	for (const auto &stringvar : m_stringvars) {
-		if (!stringvar.first.empty() || !stringvar.second.empty())
-			os2 << stringvar.first << DESERIALIZE_KV_DELIM
-				<< stringvar.second << DESERIALIZE_PAIR_DELIM;
+	for (StringMap::const_iterator it = m_stringvars.begin(); it != m_stringvars.end();
+		++it) {
+		if (!(*it).first.empty() || !(*it).second.empty())
+			os2 << (*it).first << DESERIALIZE_KV_DELIM
+				<< (*it).second << DESERIALIZE_PAIR_DELIM;
 	}
 	os << serializeJsonStringIfNeeded(os2.str());
 }

src/reflowscan.cpp

@@ -28,7 +28,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 ReflowScan::ReflowScan(Map *map, INodeDefManager *ndef) :
 	m_map(map),
 	m_ndef(ndef),
-	m_liquid_queue(nullptr)
+	m_liquid_queue(NULL)
 {
 }
 
@@ -42,7 +42,7 @@ void ReflowScan::scan(MapBlock *block, UniqueQueue<v3s16> *liquid_queue)
 	// scanned block. Blocks are only added to the lookup if they are really
 	// needed. The lookup is indexed manually to use the same index in a
 	// bit-array (of uint32 type) which stores for unloaded blocks that they
-	// were already fetched from Map but were actually nullptr.
+	// were already fetched from Map but were actually NULL.
 	memset(m_lookup, 0, sizeof(m_lookup));
 	int block_idx = 1 + (1 * 9) + (1 * 3);
 	m_lookup[block_idx] = block;

src/remoteplayer.cpp

@@ -43,6 +43,7 @@ RemotePlayer::RemotePlayer(const char *name, IItemDefManager *idef):
 	m_last_chat_message_sent(time(NULL)),
 	m_chat_message_allowance(5.0f),
 	m_message_rate_overhead(0),
+	m_day_night_ratio_do_override(false),
 	hud_hotbar_image(""),
 	hud_hotbar_selected_image("")
 {

src/remoteplayer.h

@@ -156,7 +156,7 @@ private:
 	float m_chat_message_allowance;
 	u16 m_message_rate_overhead;
 
-	bool m_day_night_ratio_do_override = false;
+	bool m_day_night_ratio_do_override;
 	float m_day_night_ratio;
 	std::string hud_hotbar_image;
 	std::string hud_hotbar_selected_image;

src/script/cpp_api/s_item.h

@@ -53,7 +53,7 @@ protected:
 	friend class LuaItemStack;
 	friend class ModApiItemMod;
 
-	bool getItemCallback(const char *name, const char *callbackname, const v3s16 *p = nullptr);
+	bool getItemCallback(const char *name, const char *callbackname, const v3s16 *p = NULL);
 	void pushPointedThing(const PointedThing& pointed);
 
 };

src/script/lua_api/l_env.cpp

@@ -292,7 +292,7 @@ int ModApiEnvMod::l_place_node(lua_State *L)
 	pointed.node_abovesurface = pos;
 	pointed.node_undersurface = pos + v3s16(0,-1,0);
 	// Place it with a NULL placer (appears in Lua as nil)
-	bool success = scriptIfaceItem->item_OnPlace(item, nullptr, pointed);
+	bool success = scriptIfaceItem->item_OnPlace(item, NULL, pointed);
 	lua_pushboolean(L, success);
 	return 1;
 }
@@ -676,7 +676,7 @@ int ModApiEnvMod::l_find_nodes_in_area(lua_State *L)
 		ndef->getIds(lua_tostring(L, 3), filter);
 	}
 
-	std::unordered_map<content_t, u32> individual_count;
+	UNORDERED_MAP<content_t, u32> individual_count;
 
 	lua_newtable(L);
 	u64 i = 0;

src/script/lua_api/l_object.cpp

@@ -23,6 +23,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "lua_api/l_item.h"
 #include "common/c_converter.h"
 #include "common/c_content.h"
+#include "util/cpp11_container.h"
 #include "log.h"
 #include "tool.h"
 #include "serverobject.h"
@@ -137,10 +138,11 @@ int ObjectRef::l_remove(lua_State *L)
 	if (co->getType() == ACTIVEOBJECT_TYPE_PLAYER)
 		return 0;
 
-	const std::unordered_set<int> &child_ids = co->getAttachmentChildIds();
-	for (int child_id : child_ids) {
+	const UNORDERED_SET<int> &child_ids = co->getAttachmentChildIds();
+	for (UNORDERED_SET<int>::const_iterator it = child_ids.begin(); it != child_ids.end();
+			++it) {
 		// Child can be NULL if it was deleted earlier
-		if (ServerActiveObject *child = env->getActiveObject(child_id))
+		if (ServerActiveObject *child = env->getActiveObject(*it))
 			child->setAttachment(0, "", v3f(0, 0, 0), v3f(0, 0, 0));
 	}
 

src/serverenvironment.cpp

@@ -266,7 +266,7 @@ void LBMManager::applyLBMs(ServerEnvironment *env, MapBlock *block, u32 stamp)
 		// Cache previous version to speedup lookup which has a very high performance
 		// penalty on each call
 		content_t previous_c{};
-		std::vector<LoadingBlockModifierDef *> *lbm_list = nullptr;
+		std::vector<LoadingBlockModifierDef *> *lbm_list = NULL;
 
 		for (pos.X = 0; pos.X < MAP_BLOCKSIZE; pos.X++)
 			for (pos.Y = 0; pos.Y < MAP_BLOCKSIZE; pos.Y++)

src/serverobject.h

@@ -213,7 +213,7 @@ public:
 		- This is usually set to true by the step() method when the object wants
 		  to be deleted but can be set by anything else too.
 	*/
-	bool m_pending_removal = false;
+	bool m_pending_removal;
 
 	/*
 		Same purpose as m_pending_removal but for deactivation.
@@ -222,7 +222,7 @@ public:
 		If this is set alongside with m_pending_removal, removal takes
 		priority.
 	*/
-	bool m_pending_deactivation = false;
+	bool m_pending_deactivation;
 
 	/*
 		A getter that unifies the above to answer the question: