Codechange: Replace custom thread code with C++11 thread objects.

We assume a conforming C++11 compiler environment that has a valid <thread>-header.
Failure to run a real thread is handled gracefully.

35 files changed, 191 insertions, 577 deletions

diff --git a/projects/openttd_vs140.vcxproj b/projects/openttd_vs140.vcxproj
index 473dfcda4..f437e2c89 100644
--- a/projects/openttd_vs140.vcxproj
+++ b/projects/openttd_vs140.vcxproj
@@ -1334,8 +1334,7 @@
     <ResourceCompile Include="..\src\os\windows\ottdres.rc" />
     <ClCompile Include="..\src\os\windows\string_uniscribe.cpp" />
     <ClCompile Include="..\src\os\windows\win32.cpp" />
-    <ClInclude Include="..\src\thread\thread.h" />
-    <ClCompile Include="..\src\thread\thread_win32.cpp" />
+    <ClInclude Include="..\src\thread.h" />
   </ItemGroup>
   <ItemGroup>
     <None Include="..\media\openttd.ico" />
diff --git a/projects/openttd_vs140.vcxproj.filters b/projects/openttd_vs140.vcxproj.filters
index 9a468836b..399894b73 100644
--- a/projects/openttd_vs140.vcxproj.filters
+++ b/projects/openttd_vs140.vcxproj.filters
@@ -3090,12 +3090,9 @@
     <ClCompile Include="..\src\os\windows\win32.cpp">
       <Filter>Windows files</Filter>
     </ClCompile>
-    <ClInclude Include="..\src\thread\thread.h">
+    <ClInclude Include="..\src\thread.h">
       <Filter>Threading</Filter>
     </ClInclude>
-    <ClCompile Include="..\src\thread\thread_win32.cpp">
-      <Filter>Threading</Filter>
-    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <None Include="..\media\openttd.ico" />
diff --git a/projects/openttd_vs141.vcxproj b/projects/openttd_vs141.vcxproj
index 2a963bfa2..89b9d0217 100644
--- a/projects/openttd_vs141.vcxproj
+++ b/projects/openttd_vs141.vcxproj
@@ -1334,8 +1334,7 @@
     <ResourceCompile Include="..\src\os\windows\ottdres.rc" />
     <ClCompile Include="..\src\os\windows\string_uniscribe.cpp" />
     <ClCompile Include="..\src\os\windows\win32.cpp" />
-    <ClInclude Include="..\src\thread\thread.h" />
-    <ClCompile Include="..\src\thread\thread_win32.cpp" />
+    <ClInclude Include="..\src\thread.h" />
   </ItemGroup>
   <ItemGroup>
     <None Include="..\media\openttd.ico" />
diff --git a/projects/openttd_vs141.vcxproj.filters b/projects/openttd_vs141.vcxproj.filters
index 9a468836b..399894b73 100644
--- a/projects/openttd_vs141.vcxproj.filters
+++ b/projects/openttd_vs141.vcxproj.filters
@@ -3090,12 +3090,9 @@
     <ClCompile Include="..\src\os\windows\win32.cpp">
       <Filter>Windows files</Filter>
     </ClCompile>
-    <ClInclude Include="..\src\thread\thread.h">
+    <ClInclude Include="..\src\thread.h">
       <Filter>Threading</Filter>
     </ClInclude>
-    <ClCompile Include="..\src\thread\thread_win32.cpp">
-      <Filter>Threading</Filter>
-    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <None Include="..\media\openttd.ico" />
diff --git a/projects/openttd_vs142.vcxproj b/projects/openttd_vs142.vcxproj
index f4c76e097..a3ac8fd36 100644
--- a/projects/openttd_vs142.vcxproj
+++ b/projects/openttd_vs142.vcxproj
@@ -1334,8 +1334,7 @@
     <ResourceCompile Include="..\src\os\windows\ottdres.rc" />
     <ClCompile Include="..\src\os\windows\string_uniscribe.cpp" />
     <ClCompile Include="..\src\os\windows\win32.cpp" />
-    <ClInclude Include="..\src\thread\thread.h" />
-    <ClCompile Include="..\src\thread\thread_win32.cpp" />
+    <ClInclude Include="..\src\thread.h" />
   </ItemGroup>
   <ItemGroup>
     <None Include="..\media\openttd.ico" />
diff --git a/projects/openttd_vs142.vcxproj.filters b/projects/openttd_vs142.vcxproj.filters
index 9a468836b..399894b73 100644
--- a/projects/openttd_vs142.vcxproj.filters
+++ b/projects/openttd_vs142.vcxproj.filters
@@ -3090,12 +3090,9 @@
     <ClCompile Include="..\src\os\windows\win32.cpp">
       <Filter>Windows files</Filter>
     </ClCompile>
-    <ClInclude Include="..\src\thread\thread.h">
+    <ClInclude Include="..\src\thread.h">
       <Filter>Threading</Filter>
     </ClInclude>
-    <ClCompile Include="..\src\thread\thread_win32.cpp">
-      <Filter>Threading</Filter>
-    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <None Include="..\media\openttd.ico" />
diff --git a/source.list b/source.list
index 305581687..5496edc55 100644
--- a/source.list
+++ b/source.list
@@ -1173,17 +1173,4 @@ sound/null_s.cpp
 #end
 
 # Threading
-thread/thread.h
-#if USE_THREADS
-	#if WIN32
-		thread/thread_win32.cpp
-	#else
-		#if OS2
-			thread/thread_os2.cpp
-		#else
-			thread/thread_pthread.cpp
-		#end
-	#end
-#else
-	thread/thread_none.cpp
-#end
+thread.h
diff --git a/src/genworld.cpp b/src/genworld.cpp
index 64caf3b89..ee8768b62 100644
--- a/src/genworld.cpp
+++ b/src/genworld.cpp
@@ -34,7 +34,7 @@
 #include "game/game.hpp"
 #include "game/game_instance.hpp"
 #include "string_func.h"
-#include "thread/thread.h"
+#include "thread.h"
 
 #include "safeguards.h"
 
@@ -94,7 +94,7 @@ static void CleanupGeneration()
 /**
  * The internal, real, generate function.
  */
-static void _GenerateWorld(void *)
+static void _GenerateWorld()
 {
 	/* Make sure everything is done via OWNER_NONE. */
 	Backup<CompanyByte> _cur_company(_current_company, OWNER_NONE, FILE_LINE);
@@ -242,14 +242,12 @@ void GenerateWorldSetAbortCallback(GWAbortProc *proc)
  */
 void WaitTillGeneratedWorld()
 {
-	if (_gw.thread == NULL) return;
+	if (!_gw.thread.joinable()) return;
 
 	_modal_progress_work_mutex.unlock();
 	_modal_progress_paint_mutex.unlock();
 	_gw.quit_thread = true;
-	_gw.thread->Join();
-	delete _gw.thread;
-	_gw.thread   = NULL;
+	_gw.thread.join();
 	_gw.threaded = false;
 	_modal_progress_work_mutex.lock();
 	_modal_progress_paint_mutex.lock();
@@ -284,7 +282,7 @@ void HandleGeneratingWorldAbortion()
 
 	CleanupGeneration();
 
-	if (_gw.thread != NULL) _gw.thread->Exit();
+	if (_gw.thread.joinable() && _gw.thread.get_id() == std::this_thread::get_id()) throw OTTDThreadExitSignal();
 
 	SwitchToMode(_switch_mode);
 }
@@ -326,17 +324,13 @@ void GenerateWorld(GenWorldMode mode, uint size_x, uint size_y, bool reset_setti
 	SetupColoursAndInitialWindow();
 	SetObjectToPlace(SPR_CURSOR_ZZZ, PAL_NONE, HT_NONE, WC_MAIN_WINDOW, 0);
 
-	if (_gw.thread != NULL) {
-		_gw.thread->Join();
-		delete _gw.thread;
-		_gw.thread = NULL;
-	}
+	if (_gw.thread.joinable()) _gw.thread.join();
 
-	if (!UseThreadedModelProgress() || !VideoDriver::GetInstance()->HasGUI() || !ThreadObject::New(&_GenerateWorld, NULL, &_gw.thread, "ottd:genworld")) {
+	if (!UseThreadedModelProgress() || !VideoDriver::GetInstance()->HasGUI() || !StartNewThread(&_gw.thread, "ottd:genworld", &_GenerateWorld)) {
 		DEBUG(misc, 1, "Cannot create genworld thread, reverting to single-threaded mode");
 		_gw.threaded = false;
 		_modal_progress_work_mutex.unlock();
-		_GenerateWorld(NULL);
+		_GenerateWorld();
 		_modal_progress_work_mutex.lock();
 		return;
 	}
diff --git a/src/genworld.h b/src/genworld.h
index 1b1c806e0..ce6b39bd9 100644
--- a/src/genworld.h
+++ b/src/genworld.h
@@ -13,6 +13,7 @@
 #define GENWORLD_H
 
 #include "company_type.h"
+#include <thread>
 
 /** Constants related to world generation */
 enum LandscapeGenerator {
@@ -61,7 +62,7 @@ struct GenWorldInfo {
 	uint size_y;           ///< Y-size of the map
 	GWDoneProc *proc;      ///< Proc that is called when done (can be NULL)
 	GWAbortProc *abortp;   ///< Proc that is called when aborting (can be NULL)
-	class ThreadObject *thread; ///< The thread we are in (can be NULL)
+	std::thread thread;    ///< The thread we are in (joinable if a thread was created)
 };
 
 /** Current stage of world generation process */
diff --git a/src/linkgraph/linkgraphjob.cpp b/src/linkgraph/linkgraphjob.cpp
index fcc9dce78..5b8683820 100644
--- a/src/linkgraph/linkgraphjob.cpp
+++ b/src/linkgraph/linkgraphjob.cpp
@@ -39,7 +39,6 @@ LinkGraphJob::LinkGraphJob(const LinkGraph &orig) :
 		 * This is on purpose. */
 		link_graph(orig),
 		settings(_settings_game.linkgraph),
-		thread(NULL),
 		join_date(_date + _settings_game.linkgraph.recalc_time)
 {
 }
@@ -61,8 +60,7 @@ void LinkGraphJob::EraseFlows(NodeID from)
  */
 void LinkGraphJob::SpawnThread()
 {
-	if (!ThreadObject::New(&(LinkGraphSchedule::Run), this, &this->thread, "ottd:linkgraph")) {
-		this->thread = NULL;
+	if (!StartNewThread(&this->thread, "ottd:linkgraph", &(LinkGraphSchedule::Run), this)) {
 		/* Of course this will hang a bit.
 		 * On the other hand, if you want to play games which make this hang noticably
 		 * on a platform without threads then you'll probably get other problems first.
@@ -79,10 +77,8 @@ void LinkGraphJob::SpawnThread()
  */
 void LinkGraphJob::JoinThread()
 {
-	if (this->thread != NULL) {
-		this->thread->Join();
-		delete this->thread;
-		this->thread = NULL;
+	if (this->thread.joinable()) {
+		this->thread.join();
 	}
 }
 
diff --git a/src/linkgraph/linkgraphjob.h b/src/linkgraph/linkgraphjob.h
index b47dd70b9..e52d2412d 100644
--- a/src/linkgraph/linkgraphjob.h
+++ b/src/linkgraph/linkgraphjob.h
@@ -12,7 +12,7 @@
 #ifndef LINKGRAPHJOB_H
 #define LINKGRAPHJOB_H
 
-#include "../thread/thread.h"
+#include "../thread.h"
 #include "linkgraph.h"
 #include <list>
 
@@ -59,7 +59,7 @@ private:
 protected:
 	const LinkGraph link_graph;       ///< Link graph to by analyzed. Is copied when job is started and mustn't be modified later.
 	const LinkGraphSettings settings; ///< Copy of _settings_game.linkgraph at spawn time.
-	ThreadObject *thread;             ///< Thread the job is running in or NULL if it's running in the main thread.
+	std::thread thread;               ///< Thread the job is running in or a default-constructed thread if it's running in the main thread.
 	Date join_date;                   ///< Date when the job is to be joined.
 	NodeAnnotationVector nodes;       ///< Extra node data necessary for link graph calculation.
 	EdgeAnnotationMatrix edges;       ///< Extra edge data necessary for link graph calculation.
@@ -266,7 +266,7 @@ public:
 	 * Bare constructor, only for save/load. link_graph, join_date and actually
 	 * settings have to be brutally const-casted in order to populate them.
 	 */
-	LinkGraphJob() : settings(_settings_game.linkgraph), thread(NULL),
+	LinkGraphJob() : settings(_settings_game.linkgraph),
 			join_date(INVALID_DATE) {}
 
 	LinkGraphJob(const LinkGraph &orig);
diff --git a/src/linkgraph/linkgraphschedule.cpp b/src/linkgraph/linkgraphschedule.cpp
index 8c508d817..c5f797f18 100644
--- a/src/linkgraph/linkgraphschedule.cpp
+++ b/src/linkgraph/linkgraphschedule.cpp
@@ -69,13 +69,11 @@ void LinkGraphSchedule::JoinNext()
 }
 
 /**
- * Run all handlers for the given Job. This method is tailored to
- * ThreadObject::New.
- * @param j Pointer to a link graph job.
+ * Run all handlers for the given Job.
+ * @param job Pointer to a link graph job.
  */
-/* static */ void LinkGraphSchedule::Run(void *j)
+/* static */ void LinkGraphSchedule::Run(LinkGraphJob *job)
 {
-	LinkGraphJob *job = (LinkGraphJob *)j;
 	for (uint i = 0; i < lengthof(instance.handlers); ++i) {
 		instance.handlers[i]->Run(*job);
 	}
diff --git a/src/linkgraph/linkgraphschedule.h b/src/linkgraph/linkgraphschedule.h
index ec22be316..b7dfa9793 100644
--- a/src/linkgraph/linkgraphschedule.h
+++ b/src/linkgraph/linkgraphschedule.h
@@ -53,7 +53,7 @@ public:
 	static const uint SPAWN_JOIN_TICK = 21; ///< Tick when jobs are spawned or joined every day.
 	static LinkGraphSchedule instance;
 
-	static void Run(void *j);
+	static void Run(LinkGraphJob *job);
 	static void Clear();
 
 	void SpawnNext();
diff --git a/src/music/dmusic.cpp b/src/music/dmusic.cpp
index 4b9a22c72..bf8657ef4 100644
--- a/src/music/dmusic.cpp
+++ b/src/music/dmusic.cpp
@@ -19,7 +19,7 @@
 #include "../debug.h"
 #include "../os/windows/win32.h"
 #include "../core/mem_func.hpp"
-#include "../thread/thread.h"
+#include "../thread.h"
 #include "../fileio_func.h"
 #include "../base_media_base.h"
 #include "dmusic.h"
@@ -139,7 +139,7 @@ static struct {
 } _playback;
 
 /** Handle to our worker thread. */
-static ThreadObject *_dmusic_thread = NULL;
+static std::thread _dmusic_thread;
 /** Event to signal the thread that it should look at a state change. */
 static HANDLE _thread_event = NULL;
 /** Lock access to playback data that is not thread-safe. */
@@ -597,7 +597,7 @@ static void TransmitNotesOff(IDirectMusicBuffer *buffer, REFERENCE_TIME block_ti
 	Sleep(Clamp((block_time - cur_time) / MS_TO_REFTIME, 5, 1000));
 }
 
-static void MidiThreadProc(void *)
+static void MidiThreadProc()
 {
 	DEBUG(driver, 2, "DMusic: Entering playback thread");
 
@@ -1169,7 +1169,7 @@ const char *MusicDriver_DMusic::Start(const char * const *parm)
 	_thread_event = CreateEvent(NULL, FALSE, FALSE, NULL);
 	if (_thread_event == NULL) return "Can't create thread shutdown event";
 
-	if (!ThreadObject::New(&MidiThreadProc, this, &_dmusic_thread, "ottd:dmusic")) return "Can't create MIDI output thread";
+	if (!StartNewThread(&_dmusic_thread, "ottd:dmusic", &MidiThreadProc)) return "Can't create MIDI output thread";
 
 	return NULL;
 }
@@ -1183,10 +1183,10 @@ MusicDriver_DMusic::~MusicDriver_DMusic()
 
 void MusicDriver_DMusic::Stop()
 {
-	if (_dmusic_thread != NULL) {
+	if (_dmusic_thread.joinable()) {
 		_playback.shutdown = true;
 		SetEvent(_thread_event);
-		_dmusic_thread->Join();
+		_dmusic_thread.join();
 	}
 
 	/* Unloaded any instruments we loaded. */
diff --git a/src/network/core/tcp.h b/src/network/core/tcp.h
index 243ec042d..f9e1e00cb 100644
--- a/src/network/core/tcp.h
+++ b/src/network/core/tcp.h
@@ -63,7 +63,6 @@ public:
  */
 class TCPConnecter {
 private:
-	class ThreadObject *thread; ///< Thread used to create the TCP connection
 	bool connected;             ///< Whether we succeeded in making the connection
 	bool aborted;               ///< Whether we bailed out (i.e. connection making failed)
 	bool killed;                ///< Whether we got killed
@@ -71,7 +70,7 @@ private:
 
 	void Connect();
 
-	static void ThreadEntry(void *param);
+	static void ThreadEntry(TCPConnecter *param);
 
 protected:
 	/** Address we're connecting to */
diff --git a/src/network/core/tcp_connect.cpp b/src/network/core/tcp_connect.cpp
index d76042821..d923688b1 100644
--- a/src/network/core/tcp_connect.cpp
+++ b/src/network/core/tcp_connect.cpp
@@ -12,7 +12,7 @@
  */
 
 #include "../../stdafx.h"
-#include "../../thread/thread.h"
+#include "../../thread.h"
 
 #include "tcp.h"
 
@@ -33,7 +33,7 @@ TCPConnecter::TCPConnecter(const NetworkAddress &address) :
 	address(address)
 {
 	_tcp_connecters.push_back(this);
-	if (!ThreadObject::New(TCPConnecter::ThreadEntry, this, &this->thread, "ottd:tcp")) {
+	if (!StartNewThread(NULL, "ottd:tcp", &TCPConnecter::ThreadEntry, this)) {
 		this->Connect();
 	}
 }
@@ -53,9 +53,9 @@ void TCPConnecter::Connect()
  * Entry point for the new threads.
  * @param param the TCPConnecter instance to call Connect on.
  */
-/* static */ void TCPConnecter::ThreadEntry(void *param)
+/* static */ void TCPConnecter::ThreadEntry(TCPConnecter *param)
 {
-	static_cast<TCPConnecter*>(param)->Connect();
+	param->Connect();
 }
 
 /**
diff --git a/src/network/network_server.h b/src/network/network_server.h
index f35192a11..f13691fcd 100644
--- a/src/network/network_server.h
+++ b/src/network/network_server.h
@@ -14,7 +14,6 @@
 
 #include "network_internal.h"
 #include "core/tcp_listen.h"
-#include "../thread/thread.h"
 
 class ServerNetworkGameSocketHandler;
 /** Make the code look slightly nicer/simpler. */
diff --git a/src/network/network_udp.cpp b/src/network/network_udp.cpp
index df8c59aac..7674036e7 100644
--- a/src/network/network_udp.cpp
+++ b/src/network/network_udp.cpp
@@ -24,7 +24,7 @@
 #include "network.h"
 #include "../core/endian_func.hpp"
 #include "../company_base.h"
-#include "../thread/thread.h"
+#include "../thread.h"
 #include "../rev.h"
 #include "../newgrf_text.h"
 #include "../strings_func.h"
@@ -49,35 +49,19 @@ NetworkUDPSocketHandler *_udp_client_socket = NULL; ///< udp client socket
 NetworkUDPSocketHandler *_udp_server_socket = NULL; ///< udp server socket
 NetworkUDPSocketHandler *_udp_master_socket = NULL; ///< udp master socket
 
-/** Simpler wrapper struct for NetworkUDPQueryServerThread */
-struct NetworkUDPQueryServerInfo : NetworkAddress {
-	bool manually; ///< Did we connect manually or not?
-
-	/**
-	 * Create the structure.
-	 * @param address The address of the server to query.
-	 * @param manually Whether the address was entered manually.
-	 */
-	NetworkUDPQueryServerInfo(const NetworkAddress &address, bool manually) :
-		NetworkAddress(address),
-		manually(manually)
-	{
-	}
-};
-
 /**
  * Helper function doing the actual work for querying the server.
  * @param address The address of the server.
  * @param needs_mutex Whether we need to acquire locks when sending the packet or not.
  * @param manually Whether the address was entered manually.
  */
-static void NetworkUDPQueryServer(NetworkAddress *address, bool needs_mutex, bool manually)
+static void DoNetworkUDPQueryServer(NetworkAddress &address, bool needs_mutex, bool manually)
 {
 	/* Clear item in gamelist */
 	NetworkGameList *item = CallocT<NetworkGameList>(1);
-	address->GetAddressAsString(item->info.server_name, lastof(item->info.server_name));
-	strecpy(item->info.hostname, address->GetHostname(), lastof(item->info.hostname));
-	item->address = *address;
+	address.GetAddressAsString(item->info.server_name, lastof(item->info.server_name));
+	strecpy(item->info.hostname, address.GetHostname(), lastof(item->info.hostname));
+	item->address = address;
 	item->manually = manually;
 	NetworkGameListAddItemDelayed(item);
 
@@ -85,19 +69,7 @@ static void NetworkUDPQueryServer(NetworkAddress *address, bool needs_mutex, boo
 	if (needs_mutex) lock.lock();
 	/* Init the packet */
 	Packet p(PACKET_UDP_CLIENT_FIND_SERVER);
-	if (_udp_client_socket != NULL) _udp_client_socket->SendPacket(&p, address);
-}
-
-/**
- * Threaded part for resolving the IP of a server and querying it.
- * @param pntr the NetworkUDPQueryServerInfo.
- */
-static void NetworkUDPQueryServerThread(void *pntr)
-{
-	NetworkUDPQueryServerInfo *info = (NetworkUDPQueryServerInfo*)pntr;
-	NetworkUDPQueryServer(info, true, info->manually);
-
-	delete info;
+	if (_udp_client_socket != NULL) _udp_client_socket->SendPacket(&p, &address);
 }
 
 /**
@@ -107,9 +79,8 @@ static void NetworkUDPQueryServerThread(void *pntr)
  */
 void NetworkUDPQueryServer(NetworkAddress address, bool manually)
 {
-	NetworkUDPQueryServerInfo *info = new NetworkUDPQueryServerInfo(address, manually);
-	if (address.IsResolved() || !ThreadObject::New(NetworkUDPQueryServerThread, info, NULL, "ottd:udp-query")) {
-		NetworkUDPQueryServerThread(info);
+	if (address.IsResolved() || !StartNewThread(NULL, "ottd:udp-query", &DoNetworkUDPQueryServer, std::move(address), true, std::move(manually))) {
+		DoNetworkUDPQueryServer(address, true, manually);
 	}
 }
 
@@ -429,7 +400,7 @@ void ClientNetworkUDPSocketHandler::Receive_MASTER_RESPONSE_LIST(Packet *p, Netw
 			/* Somehow we reached the end of the packet */
 			if (this->HasClientQuit()) return;
 
-			NetworkUDPQueryServer(&addr, false, false);
+			DoNetworkUDPQueryServer(addr, false, false);
 		}
 	}
 }
@@ -535,9 +506,8 @@ void NetworkUDPSearchGame()
 
 /**
  * Thread entry point for de-advertising.
- * @param pntr unused.
  */
-static void NetworkUDPRemoveAdvertiseThread(void *pntr)
+static void NetworkUDPRemoveAdvertiseThread()
 {
 	DEBUG(net, 1, "[udp] removing advertise from master server");
 
@@ -563,16 +533,15 @@ void NetworkUDPRemoveAdvertise(bool blocking)
 	/* Check if we are advertising */
 	if (!_networking || !_network_server || !_network_udp_server) return;
 
-	if (blocking || !ThreadObject::New(NetworkUDPRemoveAdvertiseThread, NULL, NULL, "ottd:udp-advert")) {
-		NetworkUDPRemoveAdvertiseThread(NULL);
+	if (blocking || !StartNewThread(NULL, "ottd:udp-advert", &NetworkUDPRemoveAdvertiseThread)) {
+		NetworkUDPRemoveAdvertiseThread();
 	}
 }
 
 /**
  * Thread entry point for advertising.
- * @param pntr unused.
  */
-static void NetworkUDPAdvertiseThread(void *pntr)
+static void NetworkUDPAdvertiseThread()
 {
 	/* Find somewhere to send */
 	NetworkAddress out_addr(NETWORK_MASTER_SERVER_HOST, NETWORK_MASTER_SERVER_PORT);
@@ -645,8 +614,8 @@ void NetworkUDPAdvertise()
 	if (_next_advertisement < _last_advertisement) _next_advertisement = UINT32_MAX;
 	if (_next_retry         < _last_advertisement) _next_retry         = UINT32_MAX;
 
-	if (!ThreadObject::New(NetworkUDPAdvertiseThread, NULL, NULL, "ottd:udp-advert")) {
-		NetworkUDPAdvertiseThread(NULL);
+	if (!StartNewThread(NULL, "ottd:udp-advert", &NetworkUDPAdvertiseThread)) {
+		NetworkUDPAdvertiseThread();
 	}
 }
 
diff --git a/src/newgrf_config.cpp b/src/newgrf_config.cpp
index feb23648a..acde37063 100644
--- a/src/newgrf_config.cpp
+++ b/src/newgrf_config.cpp
@@ -21,7 +21,8 @@
 #include "video/video_driver.hpp"
 #include "strings_func.h"
 #include "textfile_gui.h"
-#include "thread/thread.h"
+#include "thread.h"
+#include "newgrf_config.h"
 
 #include "fileio_func.h"
 #include "fios.h"
@@ -724,7 +725,7 @@ static int CDECL GRFSorter(GRFConfig * const *p1, GRFConfig * const *p2)
  * Really perform the scan for all NewGRFs.
  * @param callback The callback to call after the scanning is complete.
  */
-void DoScanNewGRFFiles(void *callback)
+void DoScanNewGRFFiles(NewGRFScanCallback *callback)
 {
 	std::unique_lock<std::mutex> lock_work(_modal_progress_work_mutex);
 
@@ -767,7 +768,7 @@ void DoScanNewGRFFiles(void *callback)
 	/* Yes... these are the NewGRF windows */
 	InvalidateWindowClassesData(WC_SAVELOAD, 0, true);
 	InvalidateWindowData(WC_GAME_OPTIONS, WN_GAME_OPTIONS_NEWGRF_STATE, GOID_NEWGRF_RESCANNED, true);
-	if (callback != NULL) ((NewGRFScanCallback*)callback)->OnNewGRFsScanned();
+	if (callback != NULL) callback->OnNewGRFsScanned();
 
 	DeleteWindowByClass(WC_MODAL_PROGRESS);
 	SetModalProgress(false);
@@ -785,7 +786,7 @@ void ScanNewGRFFiles(NewGRFScanCallback *callback)
 	/* Only then can we really start, especially by marking the whole screen dirty. Get those other windows hidden!. */
 	MarkWholeScreenDirty();
 
-	if (!UseThreadedModelProgress() || !VideoDriver::GetInstance()->HasGUI() || !ThreadObject::New(&DoScanNewGRFFiles, callback, NULL, "ottd:newgrf-scan")) {
+	if (!UseThreadedModelProgress() || !VideoDriver::GetInstance()->HasGUI() || !StartNewThread(NULL, "ottd:newgrf-scan", &DoScanNewGRFFiles, (NewGRFScanCallback *)callback)) { // Without the seemingly superfluous cast, strange compiler errors ensue.
 		_modal_progress_work_mutex.unlock();
 		_modal_progress_paint_mutex.unlock();
 		DoScanNewGRFFiles(callback);
diff --git a/src/openttd.cpp b/src/openttd.cpp
index 180de64b0..9fd672916 100644
--- a/src/openttd.cpp
+++ b/src/openttd.cpp
@@ -857,6 +857,7 @@ int openttd_main(int argc, char *argv[])
 	VideoDriver::GetInstance()->MainLoop();
 
 	WaitTillSaved();
+	WaitTillGeneratedWorld(); // Make sure any generate world threads have been joined.
 
 	/* only save config if we have to */
 	if (save_config) {
diff --git a/src/os/os2/os2.cpp b/src/os/os2/os2.cpp
index 7b34f528a..9d01a99b8 100644
--- a/src/os/os2/os2.cpp
+++ b/src/os/os2/os2.cpp
@@ -18,6 +18,7 @@
 #include "../../core/random_func.hpp"
 #include "../../string_func.h"
 #include "../../textbuf_gui.h"
+#include "../../thread.h"
 
 #include "table/strings.h"
 
@@ -226,3 +227,7 @@ void OSOpenBrowser(const char *url)
 	// stub only
 	DEBUG(misc, 0, "Failed to open url: %s", url);
 }
+
+void SetCurrentThreadName(const char *)
+{
+}
diff --git a/src/os/unix/unix.cpp b/src/os/unix/unix.cpp
index 2f982dea0..024dc8627 100644
--- a/src/os/unix/unix.cpp
+++ b/src/os/unix/unix.cpp
@@ -17,6 +17,7 @@
 #include "../../debug.h"
 #include "../../string_func.h"
 #include "../../fios.h"
+#include "../../thread.h"
 
 
 #include <dirent.h>
@@ -43,11 +44,17 @@
 #include <sys/sysctl.h>
 #endif
 
+#ifndef NO_THREADS
+#include <pthread.h>
+#endif
+
 #if defined(__APPLE__)
-	#if defined(WITH_SDL)
+#	if defined(WITH_SDL)
 		/* the mac implementation needs this file included in the same file as main() */
-		#include <SDL.h>
-	#endif
+#		include <SDL.h>
+#	endif
+
+#	include "../macosx/macos.h"
 #endif
 
 #include "../../safeguards.h"
@@ -317,4 +324,15 @@ void OSOpenBrowser(const char *url)
 	DEBUG(misc, 0, "Failed to open url: %s", url);
 	exit(0);
 }
-#endif
+#endif /* __APPLE__ */
+
+void SetCurrentThreadName(const char *threadName) {
+#if !defined(NO_THREADS) && defined(__GLIBC__)
+#if __GLIBC_PREREQ(2, 12)
+	if (threadName) pthread_setname_np(pthread_self(), threadName);
+#endif /* __GLIBC_PREREQ(2, 12) */
+#endif /* !defined(NO_THREADS) && defined(__GLIBC__) */
+#if defined(__APPLE__)
+	MacOSSetThreadName(threadName);
+#endif /* defined(__APPLE__) */
+}
diff --git a/src/os/windows/win32.cpp b/src/os/windows/win32.cpp
index 4a4955549..2a72ca1c5 100644
--- a/src/os/windows/win32.cpp
+++ b/src/os/windows/win32.cpp
@@ -30,6 +30,7 @@
 #include <errno.h>
 #include <sys/stat.h>
 #include "../../language.h"
+#include "../../thread.h"
 
 #include "../../safeguards.h"
 
@@ -816,12 +817,12 @@ PACK_N(struct THREADNAME_INFO {
 /**
  * Signal thread name to any attached debuggers.
  */
-void SetWin32ThreadName(DWORD dwThreadID, const char* threadName)
+void SetCurrentThreadName(const char *threadName)
 {
 	THREADNAME_INFO info;
 	info.dwType = 0x1000;
 	info.szName = threadName;
-	info.dwThreadID = dwThreadID;
+	info.dwThreadID = -1;
 	info.dwFlags = 0;
 
 #pragma warning(push)
@@ -832,4 +833,6 @@ void SetWin32ThreadName(DWORD dwThreadID, const char* threadName)
 	}
 #pragma warning(pop)
 }
+#else
+void SetCurrentThreadName(const char *) {}
 #endif
diff --git a/src/os/windows/win32.h b/src/os/windows/win32.h
index 4f813c4a6..23e216762 100644
--- a/src/os/windows/win32.h
+++ b/src/os/windows/win32.h
@@ -39,12 +39,6 @@ HRESULT OTTDSHGetFolderPath(HWND, int, HANDLE, DWORD, LPTSTR);
 #define SHGFP_TYPE_CURRENT 0
 #endif /* __MINGW32__ */
 
-#ifdef _MSC_VER
-void SetWin32ThreadName(DWORD dwThreadID, const char* threadName);
-#else
-static inline void SetWin32ThreadName(DWORD dwThreadID, const char* threadName) {}
-#endif
-
 void Win32SetCurrentLocaleName(const char *iso_code);
 int OTTDStringCompare(const char *s1, const char *s2);
 
diff --git a/src/saveload/saveload.cpp b/src/saveload/saveload.cpp
index c97087224..95690f6af 100644
--- a/src/saveload/saveload.cpp
+++ b/src/saveload/saveload.cpp
@@ -26,7 +26,7 @@
 #include "../stdafx.h"
 #include "../debug.h"
 #include "../station_base.h"
-#include "../thread/thread.h"
+#include "../thread.h"
 #include "../town.h"
 #include "../network/network.h"
 #include "../window_func.h"
@@ -372,7 +372,7 @@ void NORETURN SlErrorCorruptFmt(const char *format, ...)
 
 typedef void (*AsyncSaveFinishProc)();                ///< Callback for when the savegame loading is finished.
 static AsyncSaveFinishProc _async_save_finish = NULL; ///< Callback to call when the savegame loading is finished.
-static ThreadObject *_save_thread;                    ///< The thread we're using to compress and write a savegame
+static std::thread _save_thread;                      ///< The thread we're using to compress and write a savegame
 
 /**
  * Called by save thread to tell we finished saving.
@@ -397,10 +397,8 @@ void ProcessAsyncSaveFinish()
 
 	_async_save_finish = NULL;
 
-	if (_save_thread != NULL) {
-		_save_thread->Join();
-		delete _save_thread;
-		_save_thread = NULL;
+	if (_save_thread.joinable()) {
+		_save_thread.join();
 	}
 }
 
@@ -2486,19 +2484,11 @@ static SaveOrLoadResult SaveFileToDisk(bool threaded)
 	}
 }
 
-/** Thread run function for saving the file to disk. */
-static void SaveFileToDiskThread(void *arg)
-{
-	SaveFileToDisk(true);
-}
-
 void WaitTillSaved()
 {
-	if (_save_thread == NULL) return;
+	if (!_save_thread.joinable()) return;
 
-	_save_thread->Join();
-	delete _save_thread;
-	_save_thread = NULL;
+	_save_thread.join();
 
 	/* Make sure every other state is handled properly as well. */
 	ProcessAsyncSaveFinish();
@@ -2525,7 +2515,8 @@ static SaveOrLoadResult DoSave(SaveFilter *writer, bool threaded)
 	SlSaveChunks();
 
 	SaveFileStart();
-	if (!threaded || !ThreadObject::New(&SaveFileToDiskThread, NULL, &_save_thread, "ottd:savegame")) {
+
+	if (!threaded || !StartNewThread(&_save_thread, "ottd:savegame", &SaveFileToDisk, true)) {
 		if (threaded) DEBUG(sl, 1, "Cannot create savegame thread, reverting to single-threaded mode...");
 
 		SaveOrLoadResult result = SaveFileToDisk(false);
diff --git a/src/sound/win32_s.cpp b/src/sound/win32_s.cpp
index c9c1a8afd..493ed7fc1 100644
--- a/src/sound/win32_s.cpp
+++ b/src/sound/win32_s.cpp
@@ -20,6 +20,7 @@
 #include <windows.h>
 #include <mmsystem.h>
 #include "../os/windows/win32.h"
+#include "../thread.h"
 
 #include "../safeguards.h"
 
@@ -42,7 +43,7 @@ static void PrepareHeader(WAVEHDR *hdr)
 
 static DWORD WINAPI SoundThread(LPVOID arg)
 {
-	SetWin32ThreadName(-1, "ottd:win-sound");
+	SetCurrentThreadName("ottd:win-sound");
 
 	do {
 		for (WAVEHDR *hdr = _wave_hdr; hdr != endof(_wave_hdr); hdr++) {
diff --git a/src/thread.h b/src/thread.h
new file mode 100644
index 000000000..086e2f51e
--- /dev/null
+++ b/src/thread.h
@@ -0,0 +1,78 @@
+/* $Id$ */
+
+/*
+ * This file is part of OpenTTD.
+ * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
+ * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** @file thread.h Base of all threads. */
+
+#ifndef THREAD_H
+#define THREAD_H
+
+#include "debug.h"
+#include <system_error>
+#include <thread>
+
+/** Signal used for signalling we knowingly want to end the thread. */
+class OTTDThreadExitSignal { };
+
+
+/**
+ * Get number of processor cores in the system, including HyperThreading or similar.
+ * @return Total number of processor cores.
+ */
+uint GetCPUCoreCount();
+
+/**
+ * Name the thread this function is called on for the debugger.
+ * @param name Name to set for the thread..
+ */
+void SetCurrentThreadName(const char *name);
+
+
+/**
+ * Start a new thread.
+ * @tparam TFn Type of the function to call on the thread.
+ * @tparam TArgs Type of the parameters of the thread function.
+ * @param thr Pointer to a thread object; may be \c NULL if a detached thread is wanted.
+ * @param name Name of the thread.
+ * @param _Fx Function to call on the thread.
+ * @param _Ax Arguments for the thread function.
+ * @return True if the thread was successfully started, false otherwise.
+ */
+template<class TFn, class... TArgs>
+inline bool StartNewThread(std::thread *thr, const char *name, TFn&& _Fx, TArgs&&... _Ax)
+{
+#ifndef NO_THREADS
+	try {
+		std::thread t([] (const char *name, TFn&& F, TArgs&&... A) {
+				SetCurrentThreadName(name);
+				try {
+					/* Call user function with the given arguments. */
+					F(A...);
+				} catch (OTTDThreadExitSignal&) {
+				} catch (...) {
+					NOT_REACHED();
+				}
+			}, name, std::forward<TFn>(_Fx), std::forward<TArgs>(_Ax)...);
+
+		if (thr != NULL) {
+			*thr = std::move(t);
+		} else {
+			t.detach();
+		}
+
+		return true;
+	} catch (const std::system_error& e) {
+		/* Something went wrong, the system we are running on might not support threads. */
+		DEBUG(misc, 1, "Can't create thread '%s': %s", name, e.what());
+	}
+#endif
+
+	return false;
+}
+
+#endif /* THREAD_H */
diff --git a/src/thread/thread.h b/src/thread/thread.h
deleted file mode 100644
index eca825e25..000000000
--- a/src/thread/thread.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/* $Id$ */
-
-/*
- * This file is part of OpenTTD.
- * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
- * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
- */
-
-/** @file thread.h Base of all threads. */
-
-#ifndef THREAD_H
-#define THREAD_H
-
-/** Definition of all thread entry functions. */
-typedef void (*OTTDThreadFunc)(void *);
-
-/** Signal used for signalling we knowingly want to end the thread. */
-class OTTDThreadExitSignal { };
-
-/**
- * A Thread Object which works on all our supported OSes.
- */
-class ThreadObject {
-public:
-	/**
-	 * Virtual destructor to allow 'delete' operator to work properly.
-	 */
-	virtual ~ThreadObject() {};
-
-	/**
-	 * Exit this thread.
-	 */
-	virtual bool Exit() = 0;
-
-	/**
-	 * Join this thread.
-	 */
-	virtual void Join() = 0;
-
-	/**
-	 * Create a thread; proc will be called as first function inside the thread,
-	 *  with optional params.
-	 * @param proc The procedure to call inside the thread.
-	 * @param param The params to give with 'proc'.
-	 * @param thread Place to store a pointer to the thread in. May be NULL.
-	 * @param name A name for the thread. May be NULL.
-	 * @return True if the thread was started correctly.
-	 */
-	static bool New(OTTDThreadFunc proc, void *param, ThreadObject **thread = NULL, const char *name = NULL);
-};
-
-/**
- * Get number of processor cores in the system, including HyperThreading or similar.
- * @return Total number of processor cores.
- */
-uint GetCPUCoreCount();
-
-#endif /* THREAD_H */
diff --git a/src/thread/thread_none.cpp b/src/thread/thread_none.cpp
deleted file mode 100644
index 83ae52d46..000000000
--- a/src/thread/thread_none.cpp
+++ /dev/null
@@ -1,30 +0,0 @@
-/* $Id$ */
-
-/*
- * This file is part of OpenTTD.
- * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
- * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
- */
-
-/** @file thread_none.cpp No-Threads-Available implementation of Threads */
-
-#include "../stdafx.h"
-#include "thread.h"
-
-#include "../safeguards.h"
-
-/* static */ bool ThreadObject::New(OTTDThreadFunc proc, void *param, ThreadObject **thread, const char *name)
-{
-	if (thread != NULL) *thread = NULL;
-	return false;
-}
-
-/** Mutex that doesn't do locking because it ain't needed when there're no threads */
-class ThreadMutex_None : public ThreadMutex {
-public:
-	virtual void BeginCritical(bool allow_recursive = false) {}
-	virtual void EndCritical(bool allow_recursive = false) {}
-	virtual void WaitForSignal() {}
-	virtual void SendSignal() {}
-};
diff --git a/src/thread/thread_os2.cpp b/src/thread/thread_os2.cpp
deleted file mode 100644
index 72ee080d6..000000000
--- a/src/thread/thread_os2.cpp
+++ /dev/null
@@ -1,91 +0,0 @@
-/* $Id$ */
-
-/*
- * This file is part of OpenTTD.
- * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
- * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
- */
-
-/** @file thread_os2.cpp OS/2 implementation of Threads. */
-
-#include "../stdafx.h"
-#include "thread.h"
-
-#define INCL_DOS
-#include <os2.h>
-#include <process.h>
-
-#include "../safeguards.h"
-
-/**
- * OS/2 version for ThreadObject.
- */
-class ThreadObject_OS2 : public ThreadObject {
-private:
-	TID thread;          ///< System thread identifier.
-	OTTDThreadFunc proc; ///< External thread procedure.
-	void *param;         ///< Parameter for the external thread procedure.
-	bool self_destruct;  ///< Free ourselves when done?
-
-public:
-	/**
-	 * Create a thread and start it, calling proc(param).
-	 */
-	ThreadObject_OS2(OTTDThreadFunc proc, void *param, bool self_destruct) :
-		thread(0),
-		proc(proc),
-		param(param),
-		self_destruct(self_destruct)
-	{
-		thread = _beginthread(stThreadProc, NULL, 1048576, this);
-	}
-
-	bool Exit() override
-	{
-		_endthread();
-		return true;
-	}
-
-	void Join() override
-	{
-		DosWaitThread(&this->thread, DCWW_WAIT);
-		this->thread = 0;
-	}
-private:
-	/**
-	 * On thread creation, this function is called, which calls the real startup
-	 *  function. This to get back into the correct instance again.
-	 */
-	static void stThreadProc(void *thr)
-	{
-		((ThreadObject_OS2 *)thr)->ThreadProc();
-	}
-
-	/**
-	 * A new thread is created, and this function is called. Call the custom
-	 *  function of the creator of the thread.
-	 */
-	void ThreadProc()
-	{
-		/* Call the proc of the creator to continue this thread */
-		try {
-			this->proc(this->param);
-		} catch (OTTDThreadExitSignal e) {
-		} catch (...) {
-			NOT_REACHED();
-		}
-
-		if (self_destruct) {
-			this->Exit();
-			delete this;
-		}
-	}
-};
-
-/* static */ bool ThreadObject::New(OTTDThreadFunc proc, void *param, ThreadObject **thread, const char *name)
-{
-	ThreadObject *to = new ThreadObject_OS2(proc, param, thread == NULL);
-	if (thread != NULL) *thread = to;
-	return true;
-}
diff --git a/src/thread/thread_pthread.cpp b/src/thread/thread_pthread.cpp
deleted file mode 100644
index 50fefb531..000000000
--- a/src/thread/thread_pthread.cpp
+++ /dev/null
@@ -1,110 +0,0 @@
-/* $Id$ */
-
-/*
- * This file is part of OpenTTD.
- * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
- * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
- */
-
-/** @file thread_pthread.cpp POSIX pthread implementation of Threads. */
-
-#include "../stdafx.h"
-#include "thread.h"
-#include <pthread.h>
-#include <errno.h>
-
-#if defined(__APPLE__)
-#include "../os/macosx/macos.h"
-#endif
-
-#include "../safeguards.h"
-
-/**
- * POSIX pthread version for ThreadObject.
- */
-class ThreadObject_pthread : public ThreadObject {
-private:
-	pthread_t thread;    ///< System thread identifier.
-	OTTDThreadFunc proc; ///< External thread procedure.
-	void *param;         ///< Parameter for the external thread procedure.
-	bool self_destruct;  ///< Free ourselves when done?
-	const char *name;    ///< Name for the thread
-
-public:
-	/**
-	 * Create a pthread and start it, calling proc(param).
-	 */
-	ThreadObject_pthread(OTTDThreadFunc proc, void *param, bool self_destruct, const char *name) :
-		thread(0),
-		proc(proc),
-		param(param),
-		self_destruct(self_destruct),
-		name(name)
-	{
-		pthread_create(&this->thread, NULL, &stThreadProc, this);
-	}
-
-	bool Exit() override
-	{
-		assert(pthread_self() == this->thread);
-		/* For now we terminate by throwing an error, gives much cleaner cleanup */
-		throw OTTDThreadExitSignal();
-	}
-
-	void Join() override
-	{
-		/* You cannot join yourself */
-		assert(pthread_self() != this->thread);
-		pthread_join(this->thread, NULL);
-		this->thread = 0;
-	}
-private:
-	/**
-	 * On thread creation, this function is called, which calls the real startup
-	 *  function. This to get back into the correct instance again.
-	 */
-	static void *stThreadProc(void *thr)
-	{
-		ThreadObject_pthread *self = (ThreadObject_pthread *) thr;
-#if defined(__GLIBC__)
-#if __GLIBC_PREREQ(2, 12)
-		if (self->name) {
-			pthread_setname_np(pthread_self(), self->name);
-		}
-#endif
-#endif
-#if defined(__APPLE__)
-		MacOSSetThreadName(self->name);
-#endif
-		self->ThreadProc();
-		pthread_exit(NULL);
-	}
-
-	/**
-	 * A new thread is created, and this function is called. Call the custom
-	 *  function of the creator of the thread.
-	 */
-	void ThreadProc()
-	{
-		/* Call the proc of the creator to continue this thread */
-		try {
-			this->proc(this->param);
-		} catch (OTTDThreadExitSignal) {
-		} catch (...) {
-			NOT_REACHED();
-		}
-
-		if (self_destruct) {
-			pthread_detach(pthread_self());
-			delete this;
-		}
-	}
-};
-
-/* static */ bool ThreadObject::New(OTTDThreadFunc proc, void *param, ThreadObject **thread, const char *name)
-{
-	ThreadObject *to = new ThreadObject_pthread(proc, param, thread == NULL, name);
-	if (thread != NULL) *thread = to;
-	return true;
-}
diff --git a/src/thread/thread_win32.cpp b/src/thread/thread_win32.cpp
deleted file mode 100644
index fc7a85a91..000000000
--- a/src/thread/thread_win32.cpp
+++ /dev/null
@@ -1,111 +0,0 @@
-/* $Id$ */
-
-/*
- * This file is part of OpenTTD.
- * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
- * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
- */
-
-/** @file thread_win32.cpp Win32 thread implementation of Threads. */
-
-#include "../stdafx.h"
-#include "thread.h"
-#include "../debug.h"
-#include "../core/alloc_func.hpp"
-#include <stdlib.h>
-#include <windows.h>
-#include <process.h>
-#include "../os/windows/win32.h"
-
-#include "../safeguards.h"
-
-/**
- * Win32 thread version for ThreadObject.
- */
-class ThreadObject_Win32 : public ThreadObject {
-private:
-	HANDLE thread;       ///< System thread identifier.
-	uint id;             ///< Thread identifier.
-	OTTDThreadFunc proc; ///< External thread procedure.
-	void *param;         ///< Parameter for the external thread procedure.
-	bool self_destruct;  ///< Free ourselves when done?
-	const char *name;    ///< Thread name.
-
-public:
-	/**
-	 * Create a win32 thread and start it, calling proc(param).
-	 */
-	ThreadObject_Win32(OTTDThreadFunc proc, void *param, bool self_destruct, const char *name) :
-		thread(NULL),
-		id(0),
-		proc(proc),
-		param(param),
-		self_destruct(self_destruct),
-		name(name)
-	{
-		this->thread = (HANDLE)_beginthreadex(NULL, 0, &stThreadProc, this, CREATE_SUSPENDED, &this->id);
-		if (this->thread == NULL) return;
-		ResumeThread(this->thread);
-	}
-
-	~ThreadObject_Win32() override
-	{
-		if (this->thread != NULL) {
-			CloseHandle(this->thread);
-			this->thread = NULL;
-		}
-	}
-
-	bool Exit() override
-	{
-		assert(GetCurrentThreadId() == this->id);
-		/* For now we terminate by throwing an error, gives much cleaner cleanup */
-		throw OTTDThreadExitSignal();
-	}
-
-	void Join() override
-	{
-		/* You cannot join yourself */
-		assert(GetCurrentThreadId() != this->id);
-		WaitForSingleObject(this->thread, INFINITE);
-	}
-
-private:
-	/**
-	 * On thread creation, this function is called, which calls the real startup
-	 *  function. This to get back into the correct instance again.
-	 */
-	static uint CALLBACK stThreadProc(void *thr)
-	{
-		((ThreadObject_Win32 *)thr)->ThreadProc();
-		return 0;
-	}
-
-	/**
-	 * A new thread is created, and this function is called. Call the custom
-	 *  function of the creator of the thread.
-	 */
-	void ThreadProc()
-	{
-#ifdef _MSC_VER
-		/* Set thread name for debuggers. Has to be done from the thread due to a race condition in older MS debuggers. */
-		SetWin32ThreadName(-1, this->name);
-#endif
-		try {
-			this->proc(this->param);
-		} catch (OTTDThreadExitSignal) {
-		} catch (...) {
-			NOT_REACHED();
-		}
-
-		if (self_destruct) delete this;
-	}
-};
-
-/* static */ bool ThreadObject::New(OTTDThreadFunc proc, void *param, ThreadObject **thread, const char *name)
-{
-	ThreadObject *to = new ThreadObject_Win32(proc, param, thread == NULL, name);
-	if (thread != NULL) *thread = to;
-	return true;
-}
diff --git a/src/video/dedicated_v.cpp b/src/video/dedicated_v.cpp
index 58d7d04e0..e0096c893 100644
--- a/src/video/dedicated_v.cpp
+++ b/src/video/dedicated_v.cpp
@@ -73,6 +73,7 @@ static void DedicatedSignalHandler(int sig)
 # include <time.h>
 # include <tchar.h>
 # include "../os/windows/win32.h"
+# include "../thread.h"
 static HANDLE _hInputReady, _hWaitForInputHandling;
 static HANDLE _hThread; // Thread to close
 static char _win_console_thread_buffer[200];
@@ -80,7 +81,7 @@ static char _win_console_thread_buffer[200];
 /* Windows Console thread. Just loop and signal when input has been received */
 static void WINAPI CheckForConsoleInput()
 {
-	SetWin32ThreadName(-1, "ottd:win-console");
+	SetCurrentThreadName("ottd:win-console");
 
 	DWORD nb;
 	HANDLE hStdin = GetStdHandle(STD_INPUT_HANDLE);
diff --git a/src/video/sdl_v.cpp b/src/video/sdl_v.cpp
index b1609f7b3..5e3fb4552 100644
--- a/src/video/sdl_v.cpp
+++ b/src/video/sdl_v.cpp
@@ -17,7 +17,7 @@
 #include "../rev.h"
 #include "../blitter/factory.hpp"
 #include "../network/network.h"
-#include "../thread/thread.h"
+#include "../thread.h"
 #include "../progress.h"
 #include "../core/random_func.hpp"
 #include "../core/math_func.hpp"
@@ -38,8 +38,6 @@ static bool _all_modes;
 
 /** Whether the drawing is/may be done in a separate thread. */
 static bool _draw_threaded;
-/** Thread used to 'draw' to the screen, i.e. push data to the screen. */
-static ThreadObject *_draw_thread = NULL;
 /** Mutex to keep the access to the shared memory controlled. */
 static std::recursive_mutex *_draw_mutex = NULL;
 /** Signal to draw the next frame. */
@@ -173,7 +171,7 @@ static void DrawSurfaceToScreen()
 	}
 }
 
-static void DrawSurfaceToScreenThread(void *)
+static void DrawSurfaceToScreenThread()
 {
 	/* First tell the main thread we're started */
 	std::unique_lock<std::recursive_mutex> lock(*_draw_mutex);
@@ -188,8 +186,6 @@ static void DrawSurfaceToScreenThread(void *)
 		DrawSurfaceToScreen();
 		_draw_signal->wait(lock);
 	}
-
-	_draw_thread->Exit();
 }
 
 static const Dimension _default_resolutions[] = {
@@ -671,6 +667,7 @@ void VideoDriver_SDL::MainLoop()
 
 	CheckPaletteAnim();
 
+	std::thread draw_thread;
 	std::unique_lock<std::recursive_mutex> draw_lock;
 	if (_draw_threaded) {
 		/* Initialise the mutex first, because that's the thing we *need*
@@ -683,7 +680,7 @@ void VideoDriver_SDL::MainLoop()
 			_draw_signal = new std::condition_variable_any();
 			_draw_continue = true;
 
-			_draw_threaded = ThreadObject::New(&DrawSurfaceToScreenThread, NULL, &_draw_thread, "ottd:draw-sdl");
+			_draw_threaded = StartNewThread(&draw_thread, "ottd:draw-sdl", &DrawSurfaceToScreenThread);
 
 			/* Free the mutex if we won't be able to use it. */
 			if (!_draw_threaded) {
@@ -795,15 +792,13 @@ void VideoDriver_SDL::MainLoop()
 		_draw_signal->notify_one();
 		if (draw_lock.owns_lock()) draw_lock.unlock();
 		draw_lock.release();
-		_draw_thread->Join();
+		draw_thread.join();
 
 		delete _draw_mutex;
 		delete _draw_signal;
-		delete _draw_thread;
 
 		_draw_mutex = NULL;
 		_draw_signal = NULL;
-		_draw_thread = NULL;
 	}
 }
 
diff --git a/src/video/win32_v.cpp b/src/video/win32_v.cpp
index ef7bc89e2..5aec329b2 100644
--- a/src/video/win32_v.cpp
+++ b/src/video/win32_v.cpp
@@ -19,7 +19,7 @@
 #include "../core/math_func.hpp"
 #include "../core/random_func.hpp"
 #include "../texteff.hpp"
-#include "../thread/thread.h"
+#include "../thread.h"
 #include "../progress.h"
 #include "../window_gui.h"
 #include "../window_func.h"
@@ -67,8 +67,6 @@ DWORD _imm_props;
 
 /** Whether the drawing is/may be done in a separate thread. */
 static bool _draw_threaded;
-/** Thread used to 'draw' to the screen, i.e. push data to the screen. */
-static ThreadObject *_draw_thread = NULL;
 /** Mutex to keep the access to the shared memory controlled. */
 static std::recursive_mutex *_draw_mutex = NULL;
 /** Signal to draw the next frame. */
@@ -395,7 +393,7 @@ static void PaintWindow(HDC dc)
 	DeleteDC(dc2);
 }
 
-static void PaintWindowThread(void *)
+static void PaintWindowThread()
 {
 	/* First tell the main thread we're started */
 	std::unique_lock<std::recursive_mutex> lock(*_draw_mutex);
@@ -426,8 +424,6 @@ static void PaintWindowThread(void *)
 
 		_draw_signal->wait(*_draw_mutex);
 	}
-
-	_draw_thread->Exit();
 }
 
 /** Forward key presses to the window system. */
@@ -1190,6 +1186,7 @@ void VideoDriver_Win32::MainLoop()
 	uint32 last_cur_ticks = cur_ticks;
 	uint32 next_tick = cur_ticks + MILLISECONDS_PER_TICK;
 
+	std::thread draw_thread;
 	std::unique_lock<std::recursive_mutex> draw_lock;
 
 	if (_draw_threaded) {
@@ -1206,7 +1203,7 @@ void VideoDriver_Win32::MainLoop()
 			draw_lock = std::unique_lock<std::recursive_mutex>(*_draw_mutex);
 
 			_draw_continue = true;
-			_draw_threaded = ThreadObject::New(&PaintWindowThread, NULL, &_draw_thread, "ottd:draw-win32");
+			_draw_threaded = StartNewThread(&draw_thread, "ottd:draw-win32", &PaintWindowThread);
 
 			/* Free the mutex if we won't be able to use it. */
 			if (!_draw_threaded) {
@@ -1308,11 +1305,10 @@ void VideoDriver_Win32::MainLoop()
 		_draw_signal->notify_all();
 		if (draw_lock.owns_lock()) draw_lock.unlock();
 		draw_lock.release();
-		_draw_thread->Join();
+		draw_thread.join();
 
 		delete _draw_mutex;
 		delete _draw_signal;
-		delete _draw_thread;
 
 		_draw_mutex = NULL;
 	}