Added a more flexible path system (and fixed some minor stuff)

Makefile

@@ -1,7 +1,7 @@
 # Makefile for Irrlicht Examples
 # It's usually sufficient to change just the target name and source file list
 # and be sure that CXX is set to a valid compiler
-SOURCE_FILES = guiMessageMenu.cpp materials.cpp guiTextInputMenu.cpp guiInventoryMenu.cpp irrlichtwrapper.cpp guiPauseMenu.cpp defaultsettings.cpp mapnode.cpp tile.cpp voxel.cpp mapblockobject.cpp inventory.cpp debug.cpp serialization.cpp light.cpp filesys.cpp connection.cpp environment.cpp client.cpp server.cpp socket.cpp mapblock.cpp mapsector.cpp heightmap.cpp map.cpp player.cpp utility.cpp main.cpp test.cpp
+SOURCE_FILES = porting.cpp guiMessageMenu.cpp materials.cpp guiTextInputMenu.cpp guiInventoryMenu.cpp irrlichtwrapper.cpp guiPauseMenu.cpp defaultsettings.cpp mapnode.cpp tile.cpp voxel.cpp mapblockobject.cpp inventory.cpp debug.cpp serialization.cpp light.cpp filesys.cpp connection.cpp environment.cpp client.cpp server.cpp socket.cpp mapblock.cpp mapsector.cpp heightmap.cpp map.cpp player.cpp utility.cpp main.cpp test.cpp
 
 DEBUG_TARGET = debugtest
 DEBUG_SOURCES = $(addprefix src/, $(SOURCE_FILES))
@@ -22,10 +22,6 @@ SERVER_OBJECTS = $(addprefix $(SERVER_BUILD_DIR)/, $(SERVER_SOURCE_FILES:.cpp=.o
 IRRLICHTPATH = ../irrlicht/irrlicht-1.7.1
 JTHREADPATH = ../jthread/jthread-1.2.1
 
-#CXXFLAGS = -O2 -ffast-math -Wall -fomit-frame-pointer -pipe
-#CXXFLAGS = -O2 -ffast-math -Wall -g -pipe
-#CXXFLAGS = -O1 -ffast-math -Wall -g
-CXXFLAGS = -Wall -g -O1
 
 all: fast
 
@@ -33,13 +29,17 @@ ifeq ($(HOSTTYPE), x86_64)
 LIBSELECT=64
 endif
 
-debug fast: LDFLAGS = -L/usr/X11R6/lib$(LIBSELECT) -L$(IRRLICHTPATH)/lib/Linux -L$(JTHREADPATH)/src/.libs -lIrrlicht -lGL -lXxf86vm -lXext -lX11 -ljthread -lz
+debug: CXXFLAGS = -Wall -g -O1
-debug: CPPFLAGS = -I$(IRRLICHTPATH)/include -I/usr/X11R6/include -I$(JTHREADPATH)/src -DDEBUG
+debug: CPPFLAGS = -I$(IRRLICHTPATH)/include -I/usr/X11R6/include -I$(JTHREADPATH)/src -DDEBUG -DRUN_IN_PLACE
+debug: LDFLAGS = -L/usr/X11R6/lib$(LIBSELECT) -L$(IRRLICHTPATH)/lib/Linux -L$(JTHREADPATH)/src/.libs -lIrrlicht -lGL -lXxf86vm -lXext -lX11 -ljthread -lz
+
+fast: CXXFLAGS = -O3 -ffast-math -Wall -fomit-frame-pointer -pipe -funroll-loops -mtune=i686
 fast: CPPFLAGS = -I$(IRRLICHTPATH)/include -I/usr/X11R6/include -I$(JTHREADPATH)/src -DUNITTEST_DISABLE
-fast server: CXXFLAGS = -O3 -ffast-math -Wall -fomit-frame-pointer -pipe -funroll-loops -mtune=i686
+fast: LDFLAGS = -L/usr/X11R6/lib$(LIBSELECT) -L$(IRRLICHTPATH)/lib/Linux -L$(JTHREADPATH)/src/.libs -lIrrlicht -lGL -lXxf86vm -lXext -lX11 -ljthread -lz
-server: LDFLAGS = -L$(JTHREADPATH)/src/.libs -ljthread -lz -lpthread
+
+server: CXXFLAGS = -O3 -ffast-math -Wall -fomit-frame-pointer -pipe -funroll-loops -mtune=i686
 server: CPPFLAGS = -I$(IRRLICHTPATH)/include -I/usr/X11R6/include -I$(JTHREADPATH)/src -DSERVER -DUNITTEST_DISABLE
-debug fast clean_debug: SYSTEM=Linux
+server: LDFLAGS = -L$(JTHREADPATH)/src/.libs -ljthread -lz -lpthread
 
 DEBUG_DESTPATH = bin/$(DEBUG_TARGET)
 FAST_DESTPATH = bin/$(FAST_TARGET)

doc/README.txt

@@ -29,7 +29,6 @@ Configuration file:
 	--config <path-to-file>
 - If not given as a parameter, these are checked, in order:
 	../minetest.conf
-	../../minetest.conf
 
 Command-line options:
 - Use --help

minetest.vcproj

@@ -118,7 +118,7 @@
 				OmitFramePointers="true"
 				WholeProgramOptimization="true"
 				AdditionalIncludeDirectories=""C:\Program Files\Microsoft Platform SDK for Windows Server 2003 R2\Include";"..\jthread\jthread-1.2.1\src";"..\irrlicht\irrlicht-1.7.1\include";"..\zlib\zlib-1.2.5""
-				PreprocessorDefinitions="WIN32;_HAS_ITERATOR_DEBUGGING=0,UNITTEST_DISABLE,_CRT_SECURE_NO_DEPRECATE"
+				PreprocessorDefinitions="WIN32;_HAS_ITERATOR_DEBUGGING=0;UNITTEST_DISABLE;_CRT_SECURE_NO_DEPRECATE;RUN_IN_PLACE"
 				ExceptionHandling="2"
 				BufferSecurityCheck="false"
 				EnableEnhancedInstructionSet="1"
@@ -263,6 +263,10 @@
 				RelativePath=".\src\player.cpp"
 				>
 			</File>
+			<File
+				RelativePath=".\src\porting.cpp"
+				>
+			</File>
 			<File
 				RelativePath=".\src\serialization.cpp"
 				>

src/constants.h

@@ -17,17 +17,22 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-/*
-(c) 2010 Perttu Ahola <celeron55@gmail.com>
-*/
-
 #ifndef CONSTANTS_HEADER
 #define CONSTANTS_HEADER
 
+/*
+	All kinds of constants.
+
+	Cross-platform compatibility crap should go in porting.h.
+*/
+
+#define APPNAME "minetest"
+
 #define DEBUGFILE "debug.txt"
 
-// Define for simulating the quirks of sending through internet
+// Define for simulating the quirks of sending through internet.
-// WARNING: This disables unit testing of socket and connection
+// Causes the socket class to deliberately drop random packets.
+// This disables unit testing of socket and connection.
 #define INTERNET_SIMULATOR 0
 
 #define CONNECTION_TIMEOUT 30

src/debug.cpp

@@ -21,7 +21,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "debug.h"
 #include <stdio.h>
 #include <stdlib.h>
-#include "porting.h"
 
 /*
 	Debug output
@@ -74,8 +73,6 @@ void assert_fail(const char *assertion, const char *file,
 	if(g_debugstreams[1])
 		fclose(g_debugstreams[1]);
 
-	//sleep_ms(3000);
-
 	abort();
 }
 

src/guiPauseMenu.cpp

@@ -20,6 +20,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "guiPauseMenu.h"
 #include "debug.h"
 #include "serialization.h"
+#include "porting.h"
 
 GUIPauseMenu::GUIPauseMenu(gui::IGUIEnvironment* env,
 		gui::IGUIElement* parent, s32 id,
@@ -127,11 +128,11 @@ void GUIPauseMenu::regenerateGui(v2u32 screensize)
 				L"by Perttu Ahola\n"
 				L"celeron55@gmail.com\n\n"
 				L"SER_FMT_VER_HIGHEST=%i\n"
-				L"max_texture_size=\n(%i,%i)\n"
+				L"userdata path = \n"
+				SWPRINTF_CHARSTRING
 				,
 				(int)SER_FMT_VER_HIGHEST,
-				max_texture_size.X,
+				porting::path_userdata.c_str()
-				max_texture_size.Y
 		);
 	
 		Environment->addStaticText(text, rect, false, true, this, 259);

src/inventory.cpp

@@ -97,12 +97,12 @@ InventoryItem* InventoryItem::deSerialize(std::istream &is)
 video::ITexture * MapBlockObjectItem::getImage()
 {
 	if(m_inventorystring.substr(0,3) == "Rat")
-		//return g_device->getVideoDriver()->getTexture("../data/rat.png");
+		//return g_device->getVideoDriver()->getTexture(porting::getDataPath("rat.png").c_str());
-		return g_irrlicht->getTexture("../data/rat.png");
+		return g_irrlicht->getTexture(porting::getDataPath("rat.png").c_str());
 	
 	if(m_inventorystring.substr(0,4) == "Sign")
-		//return g_device->getVideoDriver()->getTexture("../data/sign.png");
+		//return g_device->getVideoDriver()->getTexture(porting::getDataPath("sign.png").c_str());
-		return g_irrlicht->getTexture("../data/sign.png");
+		return g_irrlicht->getTexture(porting::getDataPath("sign.png").c_str());
 
 	return NULL;
 }

src/inventory.h

@@ -131,7 +131,7 @@ public:
 		if(m_content >= USEFUL_CONTENT_COUNT)
 			return NULL;
 			
-		return g_irrlicht->getTexture(g_content_inventory_textures[m_content]);
+		return g_irrlicht->getTexture(g_content_inventory_texture_paths[m_content]);
 	}
 #endif
 	std::string getText()
@@ -258,7 +258,7 @@ public:
 	{
 		std::string basename;
 		if(m_subname == "Stick")
-			basename = "../data/stick.png";
+			basename = porting::getDataPath("stick.png").c_str();
 		// Default to cloud texture
 		else
 			basename = tile_texture_path_get(TILE_CLOUD);
@@ -333,11 +333,11 @@ public:
 	{
 		std::string basename;
 		if(m_toolname == "WPick")
-			basename = "../data/tool_wpick.png";
+			basename = porting::getDataPath("tool_wpick.png").c_str();
 		else if(m_toolname == "STPick")
-			basename = "../data/tool_stpick.png";
+			basename = porting::getDataPath("tool_stpick.png").c_str();
 		else if(m_toolname == "MesePick")
-			basename = "../data/tool_mesepick.png";
+			basename = porting::getDataPath("tool_mesepick.png").c_str();
 		// Default to cloud texture
 		else
 			basename = tile_texture_path_get(TILE_CLOUD);

src/irrlichtwrapper.cpp

@@ -124,11 +124,11 @@ video::ITexture * CrackTextureMod::make(video::ITexture *original,
 	video::IImage *baseimage = driver->createImage(original, pos_base, dim);
 	assert(baseimage);
 
-	video::IImage *crackimage = driver->createImageFromFile("../data/crack.png");
+	video::IImage *crackimage = driver->createImageFromFile(porting::getDataPath("crack.png").c_str());
 	assert(crackimage);
 	
 #if 0
-	video::ITexture *other = driver->getTexture("../data/crack.png");
+	video::ITexture *other = driver->getTexture(porting::getDataPath("crack.png").c_str());
 	
 	dstream<<__FUNCTION_NAME<<": crack texture size is "
 			<<other->getSize().Width<<"x"

src/main.cpp

@@ -177,6 +177,8 @@ TODO: When server sees that client is removing an inexistent block or
 
 TODO: When player dies, throw items on map
 
+TODO: Use porting::path_userdata for configuration file
+
 TODO: Optimize day/night mesh updating somehow
       - create copies of all textures for all lighting values and only
 	    change texture for material?
@@ -187,12 +189,11 @@ TODO: Optimize day/night mesh updating somehow
 TODO: Map generator version 2
 	- Create surface areas based on central points; a given point's
 	  area type is given by the nearest central point
+	  - Separate points for heightmap, caves, plants and minerals?
+	  - Flat land, mountains, forest, jungle
     - Cliffs, arcs
 
-TODO: A Constant for the "../data/" path (differs on Mac and on proper
+TODO: Add gui option to remove map
-      linux installations)
-
-TODO: Add defined(__APPLE__) to filesys.cpp
 
 Doing now:
 ======================================================================
@@ -257,6 +258,7 @@ Doing now:
 #include "guiTextInputMenu.h"
 #include "materials.h"
 #include "guiMessageMenu.h"
+#include "filesys.h"
 
 IrrlichtWrapper *g_irrlicht;
 
@@ -1099,7 +1101,11 @@ int main(int argc, char *argv[])
 	debug_stacks_init();
 
 	DSTACK(__FUNCTION_NAME);
-	
+
+	porting::initializePaths();
+	// Create user data directory
+	fs::CreateDir(porting::path_userdata);
+
 	initializeMaterialProperties();
 
 	BEGIN_DEBUG_EXCEPTION_HANDLER
@@ -1123,6 +1129,7 @@ int main(int argc, char *argv[])
 	allowed_options.insert("random-input", ValueSpec(VALUETYPE_FLAG));
 	allowed_options.insert("disable-unittests", ValueSpec(VALUETYPE_FLAG));
 	allowed_options.insert("enable-unittests", ValueSpec(VALUETYPE_FLAG));
+	allowed_options.insert("map-dir", ValueSpec(VALUETYPE_STRING));
 
 	Settings cmd_args;
 	
@@ -1202,15 +1209,12 @@ int main(int argc, char *argv[])
 	}
 	else
 	{
-		const char *filenames[2] =
+		core::array<std::string> filenames;
-		{
+		filenames.push_back(porting::path_userdata + "/minetest.conf");
-			"../minetest.conf",
-			"../../minetest.conf"
-		};
 
-		for(u32 i=0; i<2; i++)
+		for(u32 i=0; i<filenames.size(); i++)
 		{
-			bool r = g_settings.readConfigFile(filenames[i]);
+			bool r = g_settings.readConfigFile(filenames[i].c_str());
 			if(r)
 			{
 				configpath = filenames[i];
@@ -1274,6 +1278,11 @@ int main(int argc, char *argv[])
 		std::cout<<"-> "<<port<<std::endl;
 	}
 	
+	//Map directory
+	std::string map_dir = porting::path_userdata+"/map";
+	if(cmd_args.exists("map-dir"))
+		map_dir = cmd_args.get("map-dir");
+	
 	if(cmd_args.getFlag("server"))
 	{
 		DSTACK("Dedicated server branch");
@@ -1284,7 +1293,7 @@ int main(int argc, char *argv[])
 		std::cout<<"========================"<<std::endl;
 		std::cout<<std::endl;
 
-		Server server("../map", hm_params, map_params);
+		Server server(map_dir, hm_params, map_params);
 		server.start(port);
 	
 		for(;;)
@@ -1422,7 +1431,7 @@ int main(int argc, char *argv[])
 	
 	guienv = device->getGUIEnvironment();
 	gui::IGUISkin* skin = guienv->getSkin();
-	gui::IGUIFont* font = guienv->getFont("../data/fontlucida.png");
+	gui::IGUIFont* font = guienv->getFont(porting::getDataPath("fontlucida.png").c_str());
 	if(font)
 		skin->setFont(font);
 	
@@ -1453,6 +1462,8 @@ int main(int argc, char *argv[])
 		Preload some textures
 	*/
 
+	init_content_inventory_texture_paths();
+	init_tile_texture_paths();
 	tile_materials_preload(g_irrlicht);
 
 	/*
@@ -1468,7 +1479,7 @@ int main(int argc, char *argv[])
 	*/
 	SharedPtr<Server> server;
 	if(hosting){
-		server = new Server("../map", hm_params, map_params);
+		server = new Server(map_dir, hm_params, map_params);
 		server->start(port);
 	}
 	
@@ -1514,12 +1525,12 @@ int main(int argc, char *argv[])
 	*/
 	/*scene::ISceneNode* skybox;
 	skybox = smgr->addSkyBoxSceneNode(
-		driver->getTexture("../data/skybox2.png"),
+		driver->getTexture(porting::getDataPath("skybox2.png").c_str()),
-		driver->getTexture("../data/skybox3.png"),
+		driver->getTexture(porting::getDataPath("skybox3.png").c_str()),
-		driver->getTexture("../data/skybox1.png"),
+		driver->getTexture(porting::getDataPath("skybox1.png").c_str()),
-		driver->getTexture("../data/skybox1.png"),
+		driver->getTexture(porting::getDataPath("skybox1.png").c_str()),
-		driver->getTexture("../data/skybox1.png"),
+		driver->getTexture(porting::getDataPath("skybox1.png").c_str()),
-		driver->getTexture("../data/skybox1.png"));*/
+		driver->getTexture(porting::getDataPath("skybox1.png").c_str()));*/
 	
 	/*
 		Create the camera node

src/mapblock.cpp

@@ -757,17 +757,17 @@ void MapBlock::updateMesh(u32 daynight_ratio)
 					= video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
 			if(dir == v3s16(0,-1,0))
 				buf->getMaterial().setTexture(0,
-						g_irrlicht->getTexture("../data/torch_on_floor.png"));
+						g_irrlicht->getTexture(porting::getDataPath("torch_on_floor.png").c_str()));
 			else if(dir == v3s16(0,1,0))
 				buf->getMaterial().setTexture(0,
-						g_irrlicht->getTexture("../data/torch_on_ceiling.png"));
+						g_irrlicht->getTexture(porting::getDataPath("torch_on_ceiling.png").c_str()));
 			// For backwards compatibility
 			else if(dir == v3s16(0,0,0))
 				buf->getMaterial().setTexture(0,
-						g_irrlicht->getTexture("../data/torch_on_floor.png"));
+						g_irrlicht->getTexture(porting::getDataPath("torch_on_floor.png").c_str()));
 			else
 				buf->getMaterial().setTexture(0, 
-						g_irrlicht->getTexture("../data/torch.png"));
+						g_irrlicht->getTexture(porting::getDataPath("torch.png").c_str()));
 
 			// Add to mesh
 			mesh_new->addMeshBuffer(buf);

src/mapblockobject.cpp

@@ -282,7 +282,7 @@ void RatObject::addToScene(scene::ISceneManager *smgr)
 	buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
 	buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
 	buf->getMaterial().setTexture
-			(0, driver->getTexture("../data/rat.png"));
+			(0, driver->getTexture(porting::getDataPath("rat.png").c_str()));
 	buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
 	buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
 	buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
@@ -360,7 +360,7 @@ video::ITexture * ItemObject::getItemImage()
 	if(item)
 		texture = item->getImage();
 	/*else
-		texture = g_irrlicht->getTexture("../data/cloud.png");*/
+		texture = g_irrlicht->getTexture(porting::getDataPath("cloud.png").c_str());*/
 	if(item)
 		delete item;
 	return texture;
@@ -414,7 +414,7 @@ void PlayerObject::addToScene(scene::ISceneManager *smgr)
 	// Set material
 	buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
 	//buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
-	buf->getMaterial().setTexture(0, driver->getTexture("../data/player.png"));
+	buf->getMaterial().setTexture(0, driver->getTexture(porting::getDataPath("player.png").c_str()));
 	buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
 	buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
 	//buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
@@ -438,7 +438,7 @@ void PlayerObject::addToScene(scene::ISceneManager *smgr)
 	// Set material
 	buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
 	//buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
-	buf->getMaterial().setTexture(0, driver->getTexture("../data/player_back.png"));
+	buf->getMaterial().setTexture(0, driver->getTexture(porting::getDataPath("player_back.png").c_str()));
 	buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
 	buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
 	buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;

src/mapblockobject.h

@@ -430,7 +430,7 @@ public:
 		buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
 		//buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
 		buf->getMaterial().setTexture
-				(0, driver->getTexture("../data/sign.png"));
+				(0, driver->getTexture(porting::getDataPath("sign.png").c_str()));
 		buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
 		buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
 		buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
@@ -454,7 +454,7 @@ public:
 		buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
 		//buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
 		buf->getMaterial().setTexture
-				(0, driver->getTexture("../data/sign_back.png"));
+				(0, driver->getTexture(porting::getDataPath("sign_back.png").c_str()));
 		buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
 		buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
 		buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;

src/mapnode.cpp

@@ -19,6 +19,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #include "mapnode.h"
 #include "tile.h"
+#include "porting.h"
+#include <string>
 
 /*
 	Face directions:
@@ -46,20 +48,33 @@ u16 g_content_tiles[USEFUL_CONTENT_COUNT][6] =
 	{TILE_WOOD,TILE_WOOD,TILE_WOOD,TILE_WOOD,TILE_WOOD,TILE_WOOD},
 };
 
-const char * g_content_inventory_textures[USEFUL_CONTENT_COUNT] =
+std::string g_content_inventory_texture_strings[USEFUL_CONTENT_COUNT];
+// Pointers to c_str()s of the above
+const char * g_content_inventory_texture_paths[USEFUL_CONTENT_COUNT] = {0};
+
+const char * g_content_inventory_texture_paths_base[USEFUL_CONTENT_COUNT] =
 {
-	"../data/stone.png",
+	"stone.png",
-	"../data/grass.png",
+	"grass.png",
-	"../data/water.png",
+	"water.png",
-	"../data/torch_on_floor.png",
+	"torch_on_floor.png",
-	"../data/tree_top.png",
+	"tree_top.png",
-	"../data/leaves.png",
+	"leaves.png",
-	"../data/grass_footsteps.png",
+	"grass_footsteps.png",
-	"../data/mese.png",
+	"mese.png",
-	"../data/mud.png",
+	"mud.png",
-	"../data/water.png",
+	"water.png",
-	"../data/cloud.png",
+	"cloud.png",
-	"../data/coalstone.png",
+	"coalstone.png",
-	"../data/wood.png",
+	"wood.png",
 };
 
+void init_content_inventory_texture_paths()
+{
+	for(u16 i=0; i<USEFUL_CONTENT_COUNT; i++)
+	{
+		g_content_inventory_texture_strings[i] = porting::getDataPath(g_content_inventory_texture_paths_base[i]);
+		g_content_inventory_texture_paths[i] = g_content_inventory_texture_strings[i].c_str();
+	}
+}
+

src/mapnode.h

@@ -84,7 +84,9 @@ enum Content
 };
 
 extern u16 g_content_tiles[USEFUL_CONTENT_COUNT][6];
-extern const char * g_content_inventory_textures[USEFUL_CONTENT_COUNT];
+extern const char * g_content_inventory_texture_paths[USEFUL_CONTENT_COUNT];
+// Initializes g_content_inventory_texture_paths
+void init_content_inventory_texture_paths();
 
 /*
 	If true, the material allows light propagation and brightness is stored

src/player.cpp

@@ -110,7 +110,7 @@ RemotePlayer::RemotePlayer(
 		// Set material
 		buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
 		//buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
-		buf->getMaterial().setTexture(0, driver->getTexture("../data/player.png"));
+		buf->getMaterial().setTexture(0, driver->getTexture(porting::getDataPath("player.png").c_str()));
 		buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
 		buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
 		//buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
@@ -134,7 +134,7 @@ RemotePlayer::RemotePlayer(
 		// Set material
 		buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
 		//buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
-		buf->getMaterial().setTexture(0, driver->getTexture("../data/player_back.png"));
+		buf->getMaterial().setTexture(0, driver->getTexture(porting::getDataPath("player_back.png").c_str()));
 		buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
 		buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
 		buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;

src/porting.cpp

@@ -0,0 +1,160 @@
+/*
+Minetest-c55
+Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program 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; either version 2 of the License, or
+(at your option) any later version.
+
+This program 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 this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+/*
+	Random portability stuff
+
+	See comments in porting.h
+*/
+
+#include "porting.h"
+
+namespace porting
+{
+
+std::string path_data = "../data";
+std::string path_userdata = "../";
+
+void pathRemoveFile(char *path, char delim)
+{
+	// Remove filename and path delimiter
+	int i;
+	for(i = strlen(path)-1; i>=0; i--)
+	{
+		if(path[i] == delim)
+			break;
+	}
+	path[i] = 0;
+}
+
+void initializePaths()
+{
+#ifdef RUN_IN_PLACE
+	/*
+		Use relative paths if RUN_IN_PLACE
+	*/
+
+	dstream<<"Using relative paths (RUN_IN_PLACE)"<<std::endl;
+
+	/*
+		Windows
+	*/
+	#if defined(_WIN32)
+		#include <windows.h>
+
+	const DWORD buflen = 1000;
+	char buf[buflen];
+	DWORD len;
+	
+	// Find path of executable and set path_data relative to it
+	len = GetModuleFileName(GetModuleHandle(NULL), buf, buflen);
+	assert(len < buflen);
+	pathRemoveFile(buf, '\\');
+
+	// Use "./bin/../data"
+	path_data = std::string(buf) + "/../data";
+		
+	// Use "./bin/../"
+	path_userdata = std::string(buf) + "/../";
+
+	/*
+		Linux
+	*/
+	#elif defined(linux)
+		#include <unistd.h>
+	
+	char buf[BUFSIZ];
+	// Get path to executable
+	readlink("/proc/self/exe", buf, BUFSIZ);
+	
+	pathRemoveFile(buf, '/');
+
+	// Use "./bin/../data"
+	path_data = std::string(buf) + "/../data";
+		
+	// Use "./bin/../"
+	path_userdata = std::string(buf) + "/../";
+	
+	/*
+		OS X
+	*/
+	#elif defined(__APPLE__)
+	
+	//TODO: Get path of executable. This assumes working directory is bin/
+	dstream<<"WARNING: Relative path not properly supported on OS X"
+			<<std::endl;
+	path_data = std::string("../data");
+	path_userdata = std::string("../");
+
+	#endif
+#else
+	/*
+		Use platform-specific paths otherwise
+	*/
+
+	dstream<<"Using system-wide paths (NOT RUN_IN_PLACE)"<<std::endl;
+
+	/*
+		Windows
+	*/
+	#if defined(_WIN32)
+		#include <windows.h>
+
+	const DWORD buflen = 1000;
+	char buf[buflen];
+	DWORD len;
+	
+	// Find path of executable and set path_data relative to it
+	len = GetModuleFileName(GetModuleHandle(NULL), buf, buflen);
+	assert(len < buflen);
+	pathRemoveFile(buf, '\\');
+	
+	// Use "./bin/../data"
+	path_data = std::string(buf) + "/../data";
+		
+	// Use "C:\Documents and Settings\user\Application Data\<APPNAME>"
+	len = GetEnvironmentVariable("APPDATA", buf, buflen);
+	assert(len < buflen);
+	path_userdata = std::string(buf) + "/" + APPNAME;
+
+	/*
+		Linux
+	*/
+	#elif defined(linux)
+	
+	path_userdata = std::string("~/.") + APPNAME;
+	path_data = std::string("/usr/share/") + APPNAME;
+	
+	/*
+		OS X
+	*/
+	#elif defined(__APPLE__)
+
+	path_userdata = std::string("~/Library/Application Support/") + APPNAME;
+	path_data = std::string("minetest-mac.app/Contents/Resources/data/");
+
+	#endif
+#endif
+
+	dstream<<"path_data = "<<path_data<<std::endl;
+	dstream<<"path_userdata = "<<path_userdata<<std::endl;
+}
+
+} //namespace porting
+

src/porting.h

@@ -24,8 +24,11 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #ifndef PORTING_HEADER
 #define PORTING_HEADER
 
+#include <string>
 // Included for u64 and such
 #include "common_irrlicht.h"
+#include "debug.h"
+#include "constants.h"
 
 #ifdef _WIN32
 	#define SWPRINTF_CHARSTRING L"%S"
@@ -44,6 +47,33 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 namespace porting
 {
 
+/*
+	Path of static data directory.
+*/
+extern std::string path_data;
+
+/*
+	Directory for storing user data. Examples:
+	Windows: "C:\Documents and Settings\user\Application Data\<APPNAME>"
+	Linux: "~/.<APPNAME>"
+	Mac: "~/Library/Application Support/<APPNAME>"
+*/
+extern std::string path_userdata;
+
+/*
+	Get full path of stuff in data directory.
+	Example: "stone.png" -> "../data/stone.png"
+*/
+inline std::string getDataPath(const char *subpath)
+{
+	return path_data + "/" + subpath;
+}
+
+/*
+	Initialize path_data and path_userdata.
+*/
+void initializePaths();
+
 /*
 	Resolution is 10-20ms.
 	Remember to check for overflows.
@@ -67,5 +97,5 @@ namespace porting
 
 } // namespace porting
 
-#endif
+#endif // PORTING_HEADER
 

src/server.h

@@ -471,7 +471,7 @@ private:
 	float m_time_counter;
 	float m_time_of_day_send_timer;
 	
-	MutexedVariable<float> m_uptime;
+	MutexedVariable<double> m_uptime;
 
 	enum PeerChangeType
 	{

src/servermain.cpp

@@ -123,6 +123,8 @@ int main(int argc, char *argv[])
 
 	DSTACK(__FUNCTION_NAME);
 
+	porting.initializePaths();
+
 	initializeMaterialProperties();
 
 	BEGIN_DEBUG_EXCEPTION_HANDLER
@@ -222,15 +224,12 @@ int main(int argc, char *argv[])
 	}
 	else
 	{
-		const char *filenames[2] =
+		core::array<std::string> filenames;
-		{
+		filenames.push_back(porting::path_userdata + "/minetest.conf");
-			"../minetest.conf",
-			"../../minetest.conf"
-		};
 
-		for(u32 i=0; i<2; i++)
+		for(u32 i=0; i<filenames.size(); i++)
 		{
-			bool r = g_settings.readConfigFile(filenames[i]);
+			bool r = g_settings.readConfigFile(filenames[i].c_str());
 			if(r)
 			{
 				configpath = filenames[i];
@@ -306,7 +305,7 @@ int main(int argc, char *argv[])
 	std::cout<<std::endl;
 	
 	// Figure out path to map
-	std::string map_dir = "../map";
+	std::string map_dir = porting::path_userdata+"/map";
 	if(cmd_args.exists("map-dir"))
 		map_dir = cmd_args.get("map-dir");
 	

src/tile.cpp

@@ -18,27 +18,50 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 */
 
 #include "tile.h"
+#include "porting.h"
+// For IrrlichtWrapper
 #include "main.h"
+#include <string>
 
 // A mapping from tiles to paths of textures
-const char * g_tile_texture_paths[TILES_COUNT] =
+
+const char * g_tile_texture_filenames[TILES_COUNT] =
 {
 	NULL,
-	"../data/stone.png",
+	"stone.png",
-	"../data/water.png",
+	"water.png",
-	"../data/grass.png",
+	"grass.png",
-	"../data/tree.png",
+	"tree.png",
-	"../data/leaves.png",
+	"leaves.png",
-	"../data/grass_footsteps.png",
+	"grass_footsteps.png",
-	"../data/mese.png",
+	"mese.png",
-	"../data/mud.png",
+	"mud.png",
-	"../data/tree_top.png",
+	"tree_top.png",
-	"../data/mud_with_grass.png",
+	"mud_with_grass.png",
-	"../data/cloud.png",
+	"cloud.png",
-	"../data/coalstone.png",
+	"coalstone.png",
-	"../data/wood.png",
+	"wood.png",
 };
 
+std::string g_tile_texture_path_strings[TILES_COUNT];
+const char * g_tile_texture_paths[TILES_COUNT] = {0};
+
+void init_tile_texture_paths()
+{
+	for(s32 i=0; i<TILES_COUNT; i++)
+	{
+		const char *filename = g_tile_texture_filenames[i];
+
+		if(filename != NULL)
+		{
+			g_tile_texture_path_strings[i] =
+					porting::getDataPath(filename);
+			g_tile_texture_paths[i] =
+					g_tile_texture_path_strings[i].c_str();
+		}
+	}
+}
+
 const char * tile_texture_path_get(u32 i)
 {
 	assert(i < TILES_COUNT);
@@ -54,7 +77,7 @@ void tile_materials_preload(IrrlichtWrapper *irrlicht)
 {
 	for(s32 i=0; i<TILES_COUNT; i++)
 	{
-		const char *path = g_tile_texture_paths[i];
+		const char *path = tile_texture_path_get(i);
 
 		video::ITexture *t = NULL;
 

src/tile.h

@@ -95,13 +95,12 @@ struct TileSpec
 	} param;
 };
 
-/*extern const char * g_tile_texture_paths[TILES_COUNT];
-extern video::SMaterial g_tile_materials[TILES_COUNT];*/
-
 /*
 	Functions
 */
 
+void init_tile_texture_paths();
+
 const char * tile_texture_path_get(u32 i);
 
 // Initializes g_tile_materials