(svn r24900) -Fix [FS#5389]: Comments with typos (most fixes supplied by Eagle_rainbow)

src/ai/ai_core.cpp

@@ -197,7 +197,7 @@
 
 /* static */ void AI::ResetConfig()
 {
-	/* Check for both newgame as current game if we can reload the AIInfo insde
+	/* Check for both newgame as current game if we can reload the AIInfo inside
 	 *  the AIConfig. If not, remove the AI from the list (which will assign
 	 *  a random new AI on reload). */
 	for (CompanyID c = COMPANY_FIRST; c < MAX_COMPANIES; c++) {

src/aircraft_cmd.cpp

@@ -635,7 +635,7 @@ static int UpdateAircraftSpeed(Aircraft *v, uint speed_limit = SPEED_LIMIT_NONE,
 	/* Adjust distance moved by plane speed setting */
 	if (_settings_game.vehicle.plane_speed > 1) spd /= _settings_game.vehicle.plane_speed;
 
-	/* Convert direction-indepenent speed into direction-dependent speed. (old movement method) */
+	/* Convert direction-independent speed into direction-dependent speed. (old movement method) */
 	spd = v->GetOldAdvanceSpeed(spd);
 
 	spd += v->progress;
@@ -660,7 +660,7 @@ int GetAircraftFlyingAltitude(const Aircraft *v)
 	int base_altitude = PLANE_HOLDING_ALTITUDE;
 
 	/* Make sure eastbound and westbound planes do not "crash" into each
-	 * other by providing them with vertical seperation
+	 * other by providing them with vertical separation
 	 */
 	switch (v->direction) {
 		case DIR_N:
@@ -1380,7 +1380,7 @@ static void AircraftEventHandler_AtTerminal(Aircraft *v, const AirportFTAClass *
 		 * and get serviced at the same time - setting */
 		if (_settings_game.order.serviceathelipad) {
 			if (v->subtype == AIR_HELICOPTER && apc->num_helipads > 0) {
-				/* an exerpt of ServiceAircraft, without the invisibility stuff */
+				/* an excerpt of ServiceAircraft, without the invisibility stuff */
 				v->date_of_last_service = _date;
 				v->breakdowns_since_last_service = 0;
 				v->reliability = v->GetEngine()->reliability;
@@ -1402,7 +1402,7 @@ static void AircraftEventHandler_AtTerminal(Aircraft *v, const AirportFTAClass *
 	switch (v->current_order.GetType()) {
 		case OT_GOTO_STATION: // ready to fly to another airport
 			break;
-		case OT_GOTO_DEPOT:   // visit hangar for serivicing, sale, etc.
+		case OT_GOTO_DEPOT:   // visit hangar for servicing, sale, etc.
 			go_to_hangar = v->current_order.GetDestination() == v->targetairport;
 			break;
 		case OT_CONDITIONAL:

src/airport.cpp

@@ -22,7 +22,7 @@
  * @param terminals The terminals.
  * @param num_helipads Number of heli pads.
  * @param flags Information about the class of FTA.
- * @param delta_z Height of the arport above the land.
+ * @param delta_z Height of the airport above the land.
  */
 #define AIRPORT_GENERIC(name, terminals, num_helipads, flags, delta_z) \
 	static AirportFTAClass _airportfta_ ## name(_airport_moving_data_ ## name, terminals, \
@@ -41,7 +41,7 @@
  * Define a heliport.
  * @param name Suffix of the names of the helipad data.
  * @param num_helipads Number of heli pads.
- * @param delta_z Height of the arport above the land.
+ * @param delta_z Height of the airport above the land.
  */
 #define HELIPORT(name, num_helipads, delta_z) \
 	AIRPORT_GENERIC(name, NULL, num_helipads, AirportFTAClass::HELICOPTERS, delta_z)

src/articulated_vehicles.cpp

@@ -68,7 +68,7 @@ bool IsArticulatedEngine(EngineID engine_type)
  * Count the number of articulated parts of an engine.
  * @param engine_type The engine to get the number of parts of.
  * @param purchase_window Whether we are in the scope of the purchase window or not, i.e. whether we cannot allocate vehicles.
- * @return The nmumber of parts.
+ * @return The number of parts.
  */
 uint CountArticulatedParts(EngineID engine_type, bool purchase_window)
 {
@@ -98,7 +98,7 @@ uint CountArticulatedParts(EngineID engine_type, bool purchase_window)
 
 /**
  * Returns the default (non-refitted) capacity of a specific EngineID.
- * @param engine the EngineID of iterest
+ * @param engine the EngineID of interest
  * @param cargo_type returns the default cargo type, if needed
  * @return capacity
  */
@@ -113,7 +113,7 @@ static inline uint16 GetVehicleDefaultCapacity(EngineID engine, CargoID *cargo_t
 
 /**
  * Returns all cargoes a vehicle can carry.
- * @param engine the EngineID of iterest
+ * @param engine the EngineID of interest
  * @param include_initial_cargo_type if true the default cargo type of the vehicle is included; if false only the refit_mask
  * @return bit set of CargoIDs
  */

src/autoreplace_cmd.cpp

@@ -66,18 +66,18 @@ bool CheckAutoreplaceValidity(EngineID from, EngineID to, CompanyID company)
 			/* make sure the railtypes are compatible */
 			if ((GetRailTypeInfo(e_from->u.rail.railtype)->compatible_railtypes & GetRailTypeInfo(e_to->u.rail.railtype)->compatible_railtypes) == 0) return false;
 
-			/* make sure we do not replace wagons with engines or vise versa */
+			/* make sure we do not replace wagons with engines or vice versa */
 			if ((e_from->u.rail.railveh_type == RAILVEH_WAGON) != (e_to->u.rail.railveh_type == RAILVEH_WAGON)) return false;
 			break;
 		}
 
 		case VEH_ROAD:
-			/* make sure that we do not replace a tram with a normal road vehicles or vise versa */
+			/* make sure that we do not replace a tram with a normal road vehicles or vice versa */
 			if (HasBit(e_from->info.misc_flags, EF_ROAD_TRAM) != HasBit(e_to->info.misc_flags, EF_ROAD_TRAM)) return false;
 			break;
 
 		case VEH_AIRCRAFT:
-			/* make sure that we do not replace a plane with a helicopter or vise versa */
+			/* make sure that we do not replace a plane with a helicopter or vice versa */
 			if ((e_from->u.air.subtype & AIR_CTOL) != (e_to->u.air.subtype & AIR_CTOL)) return false;
 			break;
 
@@ -263,7 +263,7 @@ static CommandCost GetNewEngineType(const Vehicle *v, const Company *c, bool alw
  * Builds and refits a replacement vehicle
  * Important: The old vehicle is still in the original vehicle chain (used for determining the cargo when the old vehicle did not carry anything, but the new one does)
  * @param old_veh A single (articulated/multiheaded) vehicle that shall be replaced.
- * @param new_vehicle Returns the newly build and refittet vehicle
+ * @param new_vehicle Returns the newly build and refitted vehicle
  * @param part_of_chain The vehicle is part of a train
  * @return cost or error
  */

src/autoreplace_gui.cpp

@@ -45,7 +45,7 @@ static int CDECL EngineNumberSorter(const EngineID *a, const EngineID *b)
  * @param id_g The group the engine belongs to
  *  Note: this function only works if it is called either
  *   - when a new vehicle is build, but before it's counted in num_engines
- *   - when a vehicle is deleted and after it's substracted from num_engines
+ *   - when a vehicle is deleted and after it's subtracted from num_engines
  *   - when not changing the count (used when changing replace orders)
  */
 void InvalidateAutoreplaceWindow(EngineID e, GroupID id_g)

src/base_media_func.h

@@ -269,7 +269,7 @@ template <class Tbase_set>
 			if (missing == 0) {
 				p += seprintf(p, last, " (%i corrupt file%s)\n", invalid, invalid == 1 ? "" : "s");
 			} else {
-				p += seprintf(p, last, " (unuseable: %i missing file%s)\n", missing, missing == 1 ? "" : "s");
+				p += seprintf(p, last, " (unusable: %i missing file%s)\n", missing, missing == 1 ? "" : "s");
 			}
 		} else {
 			p += seprintf(p, last, "\n");

src/blitter/32bpp_base.cpp

@@ -107,7 +107,7 @@ void Blitter_32bppBase::ScrollBuffer(void *video, int &left, int &top, int &widt
 		dst = (uint32 *)video + left + top * _screen.pitch;
 		src = dst - scroll_y * _screen.pitch;
 
-		/* Decrese height. (scroll_y is <=0). */
+		/* Decrease height. (scroll_y is <=0). */
 		height += scroll_y;
 		assert(height > 0);
 

src/blitter/8bpp_base.cpp

@@ -112,7 +112,7 @@ void Blitter_8bppBase::ScrollBuffer(void *video, int &left, int &top, int &width
 		dst = (uint8 *)video + left + top * _screen.pitch;
 		src = dst - scroll_y * _screen.pitch;
 
-		/* Decrese height. (scroll_y is <=0). */
+		/* Decrease height. (scroll_y is <=0). */
 		height += scroll_y;
 		assert(height > 0);
 

src/blitter/base.hpp

@@ -123,7 +123,7 @@ public:
 
 	/**
 	 * Copy from a buffer to the screen.
-	 * @param video The destionation pointer (video-buffer).
+	 * @param video The destination pointer (video-buffer).
 	 * @param src The buffer from which the data will be read.
 	 * @param width The width of the buffer.
 	 * @param height The height of the buffer.

src/blitter/null.hpp

@@ -37,7 +37,7 @@ public:
 	/* virtual */ int GetBytesPerPixel() { return 0; }
 };
 
-/** Factory for the blitter that doesn nothing. */
+/** Factory for the blitter that does nothing. */
 class FBlitter_Null: public BlitterFactory<FBlitter_Null> {
 public:
 	/* virtual */ const char *GetName() { return "null"; }

src/bootstrap_gui.cpp

@@ -205,7 +205,7 @@ public:
 #endif /* defined(ENABLE_NETWORK) && defined(WITH_FREETYPE) */
 
 /**
- * Handle all procedures for bootstrapping OpenTTD without a base grapics set.
+ * Handle all procedures for bootstrapping OpenTTD without a base graphics set.
  * This requires all kinds of trickery that is needed to avoid the use of
  * sprites from the base graphics set which are pretty interwoven.
  * @return True if a base set exists, otherwise false.

src/bridge_gui.cpp

@@ -381,7 +381,7 @@ void ShowBuildBridgeWindow(TileIndex start, TileIndex end, TransportType transpo
 	/* The bridge length without ramps. */
 	const uint bridge_len = GetTunnelBridgeLength(start, end);
 
-	/* If Ctrl is being pressed, check wether the last bridge built is available
+	/* If Ctrl is being pressed, check whether the last bridge built is available
 	 * If so, return this bridge type. Otherwise continue normally.
 	 * We store bridge types for each transport type, so we have to check for
 	 * the transport type beforehand.

src/bridge_map.h

@@ -41,7 +41,7 @@ static inline bool IsBridgeTile(TileIndex t)
  * checks for the possibility that a bridge may be on this tile
  * These are in fact all the tile types on which a bridge can be found
  * @param t The tile to analyze
- * @return true if a bridge migh be present
+ * @return true if a bridge might be present
  */
 static inline bool MayHaveBridgeAbove(TileIndex t)
 {

src/build_vehicle_gui.cpp

@@ -272,7 +272,7 @@ static int CDECL EnginePowerVsRunningCostSorter(const EngineID *a, const EngineI
 	 * we will actually calculate cunning cost/power (to make it more than 1).
 	 * Because of this, the return value have to be reversed as well and we return b - a instead of a - b.
 	 * Another thing is that both power and running costs should be doubled for multiheaded engines.
-	 * Since it would be multipling with 2 in both numerator and denumerator, it will even themselves out and we skip checking for multiheaded. */
+	 * Since it would be multiplying with 2 in both numerator and denominator, it will even themselves out and we skip checking for multiheaded. */
 	Money va = (e_a->GetRunningCost()) / max(1U, (uint)e_a->GetPower());
 	Money vb = (e_b->GetRunningCost()) / max(1U, (uint)e_b->GetPower());
 	int r = ClampToI32(vb - va);
@@ -967,7 +967,7 @@ struct BuildVehicleWindow : Window {
 		this->vscroll = this->GetScrollbar(WID_BV_SCROLLBAR);
 
 		/* If we are just viewing the list of vehicles, we do not need the Build button.
-		 * So we just hide it, and enlarge the Rename buton by the now vacant place. */
+		 * So we just hide it, and enlarge the Rename button by the now vacant place. */
 		if (this->listview_mode) this->GetWidget<NWidgetStacked>(WID_BV_BUILD_SEL)->SetDisplayedPlane(SZSP_NONE);
 
 		NWidgetCore *widget = this->GetWidget<NWidgetCore>(WID_BV_LIST);

src/cargomonitor.cpp

@@ -31,7 +31,7 @@ void ClearCargoDeliveryMonitoring()
 /**
  * Get and reset the amount associated with a cargo monitor.
  * @param[in,out] monitor_map Monitoring map to search (and reset for the queried entry).
- * @oaram monitor Cargo monitor to query/reset.
+ * @param monitor Cargo monitor to query/reset.
  * @param keep_monitoring After returning from this call, continue monitoring.
  * @return Amount collected since last query/activation for the monitored combination.
  */

src/cargopacket.h

@@ -161,7 +161,7 @@ public:
 
 /**
  * Simple collection class for a list of cargo packets.
- * @tparam Tinst Actual instantation of this cargo list.
+ * @tparam Tinst Actual instantiation of this cargo list.
  */
 template <class Tinst>
 class CargoList {

src/cargotype.h

@@ -46,7 +46,7 @@ enum CargoClass {
 	CC_LIQUID       = 1 <<  6, ///< Liquids (Oil, Water, Rubber)
 	CC_REFRIGERATED = 1 <<  7, ///< Refrigerated cargo (Food, Fruit)
 	CC_HAZARDOUS    = 1 <<  8, ///< Hazardous cargo (Nuclear Fuel, Explosives, etc.)
-	CC_COVERED      = 1 <<  9, ///< Covered/Sheltered Freight (Transporation in Box Vans, Silo Wagons, etc.)
+	CC_COVERED      = 1 <<  9, ///< Covered/Sheltered Freight (Transportation in Box Vans, Silo Wagons, etc.)
 	CC_SPECIAL      = 1 << 15, ///< Special bit used for livery refit tricks instead of normal cargoes.
 };
 

src/cheat_gui.cpp

@@ -75,7 +75,7 @@ static int32 ClickChangeCompanyCheat(int32 p1, int32 p2)
  * Allow (or disallow) changing production of all industries.
  * @param p1 new value
  * @param p2 unused
- * @return New value allwing change of industry production.
+ * @return New value allowing change of industry production.
  */
 static int32 ClickSetProdCheat(int32 p1, int32 p2)
 {

src/clear_cmd.cpp

@@ -190,12 +190,12 @@ static void TileLoopClearAlps(TileIndex tile)
 		}
 	}
 	/* Update snow density. */
-	uint curent_density = GetClearDensity(tile);
+	uint current_density = GetClearDensity(tile);
 	uint req_density = (k < 0) ? 0u : min((uint)k, 3);
 
-	if (curent_density < req_density) {
+	if (current_density < req_density) {
 		AddClearDensity(tile, 1);
-	} else if (curent_density > req_density) {
+	} else if (current_density > req_density) {
 		AddClearDensity(tile, -1);
 	} else {
 		/* Density at the required level. */

src/command_type.h

@@ -277,7 +277,7 @@ enum Commands {
 
 	CMD_GIVE_MONEY,                   ///< give money to another company
 	CMD_CHANGE_SETTING,               ///< change a setting
-	CMD_CHANGE_COMPANY_SETTING,       ///< change a company etting
+	CMD_CHANGE_COMPANY_SETTING,       ///< change a company setting
 
 	CMD_SET_AUTOREPLACE,              ///< set an autoreplace entry
 

src/company_manager_face.h

@@ -120,7 +120,7 @@ static inline void SetCompanyManagerFaceBits(CompanyManagerFace &cmf, CompanyMan
 /**
  * Increase/Decrease the company manager's face variable by the given amount.
  * If the new value greater than the max value for this variable it will be set to 0.
- * Or is it negativ (< 0) it will be set to max value.
+ * Or is it negative (< 0) it will be set to max value.
  *
  * @param cmf    the company manager face to write the bits to
  * @param cmfv   the company manager face variable to write the data of

src/console.cpp

@@ -355,7 +355,7 @@ static void IConsoleAliasExec(const IConsoleAlias *alias, byte tokencount, char
 				aliasstream[astream_i++] = '"';
 				break;
 
-			case ';': // Cmd seperator, start new command
+			case ';': // Cmd separator, start new command
 				aliasstream[astream_i] = '\0';
 				aliases[++a_index] = &aliasstream[++astream_i];
 				cmdptr++;
@@ -364,7 +364,7 @@ static void IConsoleAliasExec(const IConsoleAlias *alias, byte tokencount, char
 			case '%': // Some or all parameters
 				cmdptr++;
 				switch (*cmdptr) {
-					case '+': { // All parameters seperated: "[param 1]" "[param 2]"
+					case '+': { // All parameters separated: "[param 1]" "[param 2]"
 						for (i = 0; i != tokencount; i++) {
 							aliasstream[astream_i++] = '"';
 							astream_i += IConsoleCopyInParams(&aliasstream[astream_i], tokens[i], astream_i);
@@ -412,7 +412,7 @@ static void IConsoleAliasExec(const IConsoleAlias *alias, byte tokencount, char
 
 /**
  * Execute a given command passed to us. First chop it up into
- * individual tokens (seperated by spaces), then execute it if possible
+ * individual tokens (separated by spaces), then execute it if possible
  * @param cmdstr string to be parsed and executed
  */
 void IConsoleCmdExec(const char *cmdstr)
@@ -439,14 +439,14 @@ void IConsoleCmdExec(const char *cmdstr)
 	memset(&tokens, 0, sizeof(tokens));
 	memset(&tokenstream, 0, sizeof(tokenstream));
 
-	/* 1. Split up commandline into tokens, seperated by spaces, commands
+	/* 1. Split up commandline into tokens, separated by spaces, commands
 	 * enclosed in "" are taken as one token. We can only go as far as the amount
 	 * of characters in our stream or the max amount of tokens we can handle */
 	for (cmdptr = cmdstr, t_index = 0, tstream_i = 0; *cmdptr != '\0'; cmdptr++) {
 		if (t_index >= lengthof(tokens) || tstream_i >= lengthof(tokenstream)) break;
 
 		switch (*cmdptr) {
-		case ' ': // Token seperator
+		case ' ': // Token separator
 			if (!foundtoken) break;
 
 			if (longtoken) {

src/console_cmds.cpp

@@ -1066,7 +1066,7 @@ DEF_CONSOLE_CMD(ConRestart)
 }
 
 /**
- * Print a text buffer line by line to the console. Lines are seperated by '\n'.
+ * Print a text buffer line by line to the console. Lines are separated by '\n'.
  * @param buf The buffer to print.
  * @note All newlines are replace by '\0' characters.
  */

src/console_internal.h

@@ -28,7 +28,7 @@ enum ConsoleHookResult {
  * --Commands--
  * Commands are commands, or functions. They get executed once and any
  * effect they produce are carried out. The arguments to the commands
- * are given to them, each input word seperated by a double-quote (") is an argument
+ * are given to them, each input word separated by a double-quote (") is an argument
  * If you want to handle multiple words as one, enclose them in double-quotes
  * eg. 'say "hello sexy boy"'
  */
@@ -50,7 +50,7 @@ struct IConsoleCmd {
  * (eg. 'ng' for 'load %A; unpause; debug_level 5'). Aliases can parse the arguments
  * given to them in the command line.
  * - "%A - %Z" substitute arguments 1 t/m 26
- * - "%+" lists all parameters keeping them seperated
+ * - "%+" lists all parameters keeping them separated
  * - "%!" also lists all parameters but presenting them to the aliased command as one argument
  * - ";" allows for combining commands (see example 'ng')
  */

src/core/bitmath_func.cpp

@@ -27,7 +27,7 @@ const uint8 _ffb_64[64] = {
  * Search the first set bit in a 32 bit variable.
  *
  * This algorithm is a static implementation of a log
- * conguence search algorithm. It checks the first half
+ * congruence search algorithm. It checks the first half
  * if there is a bit set search there further. And this
  * way further. If no bit is set return 0.
  *
@@ -55,7 +55,7 @@ uint8 FindFirstBit(uint32 x)
  * Search the last set bit in a 64 bit variable.
  *
  * This algorithm is a static implementation of a log
- * conguence search algorithm. It checks the second half
+ * congruence search algorithm. It checks the second half
  * if there is a bit set search there further. And this
  * way further. If no bit is set return 0.
  *

src/core/enum_type.hpp

@@ -89,7 +89,7 @@ template <typename Tenum_t> struct TinyEnumT;
 template <typename Tenum_t>
 struct TinyEnumT {
 	typedef Tenum_t enum_type;                      ///< expose our enumeration type (i.e. Trackdir) to outside
-	typedef EnumPropsT<Tenum_t> Props;              ///< make easier access to our enumeration propeties
+	typedef EnumPropsT<Tenum_t> Props;              ///< make easier access to our enumeration properties
 	typedef typename Props::storage storage_type;   ///< small storage type
 	static const enum_type begin = Props::begin;    ///< enum beginning (i.e. TRACKDIR_BEGIN)
 	static const enum_type end = Props::end;        ///< enum end (i.e. TRACKDIR_END)

src/core/pool_func.hpp

@@ -108,7 +108,7 @@ DEFINE_POOL_METHOD(inline void *)::AllocateItem(size_t size, size_t index)
 		item = (Titem *)this->alloc_cache;
 		this->alloc_cache = this->alloc_cache->next;
 		if (Tzero) {
-			/* Explicitly casting to (void *) prevets a clang warning -
+			/* Explicitly casting to (void *) prevents a clang warning -
 			 * we are actually memsetting a (not-yet-constructed) object */
 			memset((void *)item, 0, sizeof(Titem));
 		}

src/core/pool_type.hpp

@@ -45,7 +45,7 @@ struct PoolBase {
 	static void Clean(PoolType);
 
 	/**
-	 * Contructor registers this object in the pool vector.
+	 * Constructor registers this object in the pool vector.
 	 * @param pt type of this pool.
 	 */
 	PoolBase(PoolType pt) : type(pt)
@@ -278,7 +278,7 @@ struct Pool : PoolBase {
 	};
 
 private:
-	static const size_t NO_FREE_ITEM = MAX_UVALUE(size_t); ///< Contant to indicate we can't allocate any more items
+	static const size_t NO_FREE_ITEM = MAX_UVALUE(size_t); ///< Constant to indicate we can't allocate any more items
 
 	/**
 	 * Helper struct to cache 'freed' PoolItems so we

src/core/sort_func.hpp

@@ -37,7 +37,7 @@ static inline void QSortT(T *base, uint num, int (CDECL *comparator)(const T*, c
 /**
  * Type safe Gnome Sort.
  *
- * This is a slightly modifyied Gnome search. The basic
+ * This is a slightly modified Gnome search. The basic
  * Gnome search tries to sort already sorted list parts.
  * The modification skips these.
  *

src/crashlog.h

@@ -72,7 +72,7 @@ protected:
 	virtual char *LogRegisters(char *buffer, const char *last) const;
 
 	/**
-	 * Writes the dynamically linked libaries/modules to the buffer, if there
+	 * Writes the dynamically linked libraries/modules to the buffer, if there
 	 * is information about it available.
 	 * @param buffer The begin where to write at.
 	 * @param last   The last position in the buffer to write to.

src/currency.cpp

@@ -62,7 +62,7 @@ static const CurrencySpec origin_currency_specs[NUM_CURRENCY] = {
 CurrencySpec _currency_specs[NUM_CURRENCY];
 
 /**
- * These enums are only declared in order to make sens
+ * These enums are only declared in order to make sense
  * out of the TTDPatch_To_OTTDIndex array that will follow
  * Every currency used by Ottd is there, just in case TTDPatch will
  * add those missing in its code
@@ -129,7 +129,7 @@ const byte TTDPatch_To_OTTDIndex[] =
 };
 
 /**
- * Will return the ottd's index correspondance to
+ * Will return the ottd's index correspondence to
  * the ttdpatch's id.  If the id is bigger than the array,
  * it is a grf written for ottd, thus returning the same id.
  * Only called from newgrf.cpp
@@ -180,7 +180,7 @@ void CheckSwitchToEuro()
  * Called only from newgrf.cpp and settings.cpp.
  * @param preserve_custom will not reset custom currency (the latest one on the list)
  *        if ever it is flagged to true. In which case, the total size of the memory to move
- *        will be one currency spec less, thus preserving the custom curreny from been
+ *        will be one currency spec less, thus preserving the custom currency from been
  *        overwritten.
  */
 void ResetCurrencies(bool preserve_custom)

src/date.cpp

@@ -138,7 +138,7 @@ void ConvertDateToYMD(Date date, YearMonthDay *ymd)
 }
 
 /**
- * Converts a tupe of Year, Month and Day to a Date.
+ * Converts a tuple of Year, Month and Day to a Date.
  * @param year  is a number between 0..MAX_YEAR
  * @param month is a number between 0..11
  * @param day   is a number between 1..31

src/debug.h

@@ -83,7 +83,7 @@ uint64 ottd_rdtsc();
  *
  * for (int i = 0; i < 5; i++) {
  *   TIC();
- *     --Do yuor code--
+ *     --Do your code--
  *   TOC("A name", 5);
  * }
  *

src/depot_gui.cpp

@@ -744,7 +744,7 @@ struct DepotWindow : Window {
 			}
 
 			case WID_D_SELL_ALL:
-				/* Only open the confimation window if there are anything to sell */
+				/* Only open the confirmation window if there are anything to sell */
 				if (this->vehicle_list.Length() != 0 || this->wagon_list.Length() != 0) {
 					TileIndex tile = this->window_number;
 					byte vehtype = this->type;

src/direction_func.h

@@ -93,7 +93,7 @@ static inline DiagDirection ReverseDiagDir(DiagDirection d)
  * the new DiagDirection.
  *
  * @param d The DiagDirection
- * @param delta The difference to applie on
+ * @param delta The difference to apply on
  * @return The new direction which was calculated
  */
 static inline DiagDirection ChangeDiagDir(DiagDirection d, DiagDirDiff delta)
@@ -207,7 +207,7 @@ static inline DiagDirection XYNSToDiagDir(Axis xy, uint ns)
 }
 
 /**
- * Checks if an interger value is a valid DiagDirection
+ * Checks if an integer value is a valid DiagDirection
  *
  * @param d The value to check
  * @return True if the value belongs to a DiagDirection, else false

src/direction_type.h

@@ -66,7 +66,7 @@ enum DirDiff {
 	DIRDIFF_SAME    = 0,    ///< Both directions faces to the same direction
 	DIRDIFF_45RIGHT = 1,    ///< Angle of 45 degrees right
 	DIRDIFF_90RIGHT = 2,    ///< Angle of 90 degrees right
-	DIRDIFF_REVERSE = 4,    ///< One direction is the opposit of the other one
+	DIRDIFF_REVERSE = 4,    ///< One direction is the opposite of the other one
 	DIRDIFF_90LEFT  = 6,    ///< Angle of 90 degrees left
 	DIRDIFF_45LEFT  = 7,    ///< Angle of 45 degrees left
 };
@@ -119,7 +119,7 @@ DECLARE_POSTFIX_INCREMENT(DiagDirDiff)
 /**
  * Enumeration for the two axis X and Y
  *
- * This enumeration represente the two axis X and Y in the game.
+ * This enumeration represents the two axis X and Y in the game.
  * The X axis is the one which goes align the north-west edge
  * (and south-east edge). The Y axis must be so the one which goes
  * align the north-east edge (and south-west) edge.

src/disaster_cmd.cpp

@@ -382,7 +382,7 @@ static void DestructIndustry(Industry *i)
 
 /**
  * Aircraft handling, v->current_order.dest states:
- * 0: Fly towards the targetted industry
+ * 0: Fly towards the targeted industry
  * 1: If within 15 tiles, fire away rockets and destroy industry
  * 2: Industry explosions
  * 3: Fly out of the map

src/economy.cpp

@@ -291,7 +291,7 @@ void ChangeOwnershipOfCompanyItems(Owner old_owner, Owner new_owner)
 #endif /* ENABLE_NETWORK */
 	if (old_owner == _local_company) {
 		/* Single player cheated to AI company.
-		 * There are no specatators in single player, so we must pick some other company. */
+		 * There are no spectators in single player, so we must pick some other company. */
 		assert(!_networking);
 		Backup<CompanyByte> cur_company(_current_company, FILE_LINE);
 		Company *c;
@@ -461,7 +461,7 @@ void ChangeOwnershipOfCompanyItems(Owner old_owner, Owner new_owner)
 		if (new_owner != INVALID_OWNER) {
 			/* Update all signals because there can be new segment that was owned by two companies
 			 * and signals were not propagated
-			 * Similiar with crossings - it is needed to bar crossings that weren't before
+			 * Similar with crossings - it is needed to bar crossings that weren't before
 			 * because of different owner of crossing and approaching train */
 			tile = 0;
 
@@ -545,7 +545,7 @@ static void CompanyCheckBankrupt(Company *c)
 		case 9:
 			break;
 
-		/* Warn about bancruptcy after 3 months */
+		/* Warn about bankruptcy after 3 months */
 		case 4: {
 			CompanyNewsInformation *cni = MallocT<CompanyNewsInformation>(1);
 			cni->FillData(c);
@@ -572,7 +572,7 @@ static void CompanyCheckBankrupt(Company *c)
 			/* FALL THROUGH  to case 10 */
 		}
 
-		/* Bancrupt company after 6 months (if the company has no value) or latest
+		/* Bankrupt company after 6 months (if the company has no value) or latest
 		 * after 9 months (if it still had value after 6 months) */
 		default:
 		case 10: {
@@ -696,7 +696,7 @@ bool AddInflation(bool check_year)
 	/* Approximation for (100 + infl_amount)% ** (1 / 12) - 100%
 	 * scaled by 65536
 	 * 12 -> months per year
-	 * This is only a good approxiamtion for small values
+	 * This is only a good approximation for small values
 	 */
 	_economy.inflation_prices  += (_economy.inflation_prices  * _economy.infl_amount    * 54) >> 16;
 	_economy.inflation_payment += (_economy.inflation_payment * _economy.infl_amount_pr * 54) >> 16;
@@ -866,7 +866,7 @@ void StartupIndustryDailyChanges(bool init_counter)
 	 * which stands for the days in a month.
 	 * Using just 31 will make it so that a monthly reset (based on the real number of days of that month)
 	 * would not be needed.
-	 * Since it is based on "fractionnal parts", the leftover days will not make much of a difference
+	 * Since it is based on "fractional parts", the leftover days will not make much of a difference
 	 * on the overall total number of changes performed */
 	_economy.industry_daily_increment = (1 << map_size) / 31;
 

src/effectvehicle.cpp

@@ -547,7 +547,7 @@ static EffectInitProc * const _effect_init_procs[] = {
 };
 assert_compile(lengthof(_effect_init_procs) == EV_END);
 
-/** Functions for controling effect vehicles at each tick. */
+/** Functions for controlling effect vehicles at each tick. */
 static EffectTickProc * const _effect_tick_procs[] = {
 	ChimneySmokeTick,   // EV_CHIMNEY_SMOKE
 	SteamSmokeTick,     // EV_STEAM_SMOKE

src/elrail.cpp

@@ -25,7 +25,7 @@
  * Group 0: Tiles with both an even X coordinate and an even Y coordinate
  * Group 1: Tiles with an even X and an odd Y coordinate
  * Group 2: Tiles with an odd X and an even Y coordinate
- * Group 3: Tiles with both an odd X and Y coordnate.
+ * Group 3: Tiles with both an odd X and Y coordinate.
  *
  * <h3>Pylon Points</h3>
  * <h4>Control Points</h4>
@@ -39,7 +39,7 @@
  * other tile.
  *
  * Now on each edge there are two PCPs: One from each adjacent tile. Both PCPs
- * are merged using an OR operation (i. e. if one tile needs a PCP at the postion
+ * are merged using an OR operation (i. e. if one tile needs a PCP at the position
  * in question, both tiles get it).
  *
  * <h4>Position Points</h4>
@@ -127,7 +127,7 @@ static TrackBits MaskWireBits(TileIndex t, TrackBits tracks)
 
 	TrackdirBits neighbour_tdb = TRACKDIR_BIT_NONE;
 	for (DiagDirection d = DIAGDIR_BEGIN; d < DIAGDIR_END; d++) {
-		/* If the neighbor tile is either not electrified or has no tracks that can be reached
+		/* If the neighbour tile is either not electrified or has no tracks that can be reached
 		 * from this tile, mark all trackdirs that can be reached from the neighbour tile
 		 * as needing no catenary. We make an exception for blocked station tiles with a matching
 		 * axis that still display wires to preserve visual continuity. */
@@ -376,7 +376,7 @@ static void DrawCatenaryRailway(const TileInfo *ti)
 		/* Station and road crossings are always "flat", so adjust the tileh accordingly */
 		if (IsTileType(neighbour, MP_STATION) || IsTileType(neighbour, MP_ROAD)) tileh[TS_NEIGHBOUR] = SLOPE_FLAT;
 
-		/* Read the foundataions if they are present, and adjust the tileh */
+		/* Read the foundations if they are present, and adjust the tileh */
 		if (trackconfig[TS_NEIGHBOUR] != TRACK_BIT_NONE && IsTileType(neighbour, MP_RAILWAY) && HasCatenary(GetRailType(neighbour))) foundation = GetRailFoundation(tileh[TS_NEIGHBOUR], trackconfig[TS_NEIGHBOUR]);
 		if (IsBridgeTile(neighbour)) {
 			foundation = GetBridgeFoundation(tileh[TS_NEIGHBOUR], DiagDirToAxis(GetTunnelBridgeDirection(neighbour)));
@@ -426,7 +426,7 @@ static void DrawCatenaryRailway(const TileInfo *ti)
 
 					/* Don't build the pylon if it would be outside the tile */
 					if (!HasBit(OwnedPPPonPCP[i], temp)) {
-						/* We have a neighour that will draw it, bail out */
+						/* We have a neighbour that will draw it, bail out */
 						if (trackconfig[TS_NEIGHBOUR] != TRACK_BIT_NONE) break;
 						continue; // No neighbour, go looking for a better position
 					}

src/engine.cpp

@@ -854,7 +854,7 @@ void EnginesDailyLoop()
  * Accept an engine prototype. XXX - it is possible that the top-company
  * changes while you are waiting to accept the offer? Then it becomes invalid
  * @param tile unused
- * @param flags operation to perfom
+ * @param flags operation to perform
  * @param p1 engine-prototype offered
  * @param p2 unused
  * @param text unused
@@ -1000,7 +1000,7 @@ static bool IsUniqueEngineName(const char *name)
 /**
  * Rename an engine.
  * @param tile unused
- * @param flags operation to perfom
+ * @param flags operation to perform
  * @param p1 engine ID to rename
  * @param p2 unused
  * @param text the new name or an empty string when resetting to the default

src/engine_base.h

@@ -72,7 +72,7 @@ struct Engine : EnginePool::PoolItem<&_engine_pool> {
 	 * Usually a valid cargo is returned, even though the vehicle has zero capacity, and can therefore not carry anything. But the cargotype is still used
 	 * for livery selection etc..
 	 *
-	 * Vehicles with CT_INVALID as default cargo are usally not available, but it can appear as default cargo of articulated parts.
+	 * Vehicles with CT_INVALID as default cargo are usually not available, but it can appear as default cargo of articulated parts.
 	 *
 	 * @return The default cargo type.
 	 * @see CanCarryCargo

src/error.h

@@ -18,7 +18,7 @@
 
 /** Message severity/type */
 enum WarningLevel {
-	WL_INFO,     ///< Used for DoCommand-like (and some nonfatal AI GUI) errors/information
+	WL_INFO,     ///< Used for DoCommand-like (and some non-fatal AI GUI) errors/information
 	WL_WARNING,  ///< Other information
 	WL_ERROR,    ///< Errors (eg. saving/loading failed)
 	WL_CRITICAL, ///< Critical errors, the MessageBox is shown in all cases

src/error_gui.cpp

@@ -67,7 +67,7 @@ static const WindowDesc _errmsg_face_desc(
 );
 
 /**
- * Copy the given data into our instace.
+ * Copy the given data into our instance.
  * @param data The data to copy.
  */
 ErrorMessageData::ErrorMessageData(const ErrorMessageData &data)

src/fileio.cpp

@@ -643,7 +643,7 @@ static void SimplifyFileName(char *name)
 	/* Force lowercase */
 	strtolower(name);
 
-	/* Tar-files always have '/' path-seperator, but we want our PATHSEPCHAR */
+	/* Tar-files always have '/' path-separator, but we want our PATHSEPCHAR */
 #if (PATHSEPCHAR != '/')
 	for (char *n = name; *n != '\0'; n++) if (*n == '/') *n = PATHSEPCHAR;
 #endif
@@ -1364,7 +1364,7 @@ static uint ScanTar(FileScanner *fs, const char *extension, TarFileList::iterato
 }
 
 /**
- * Scan for files with the given extention in the given search path.
+ * Scan for files with the given extension in the given search path.
  * @param extension the extension of files to search for.
  * @param sd        the sub directory to search in.
  * @param tars      whether to search in the tars too.
@@ -1410,7 +1410,7 @@ uint FileScanner::Scan(const char *extension, Subdirectory sd, bool tars, bool r
 }
 
 /**
- * Scan for files with the given extention in the given search path.
+ * Scan for files with the given extension in the given search path.
  * @param extension the extension of files to search for.
  * @param directory the sub directory to search in.
  * @param recursive whether to search recursively

src/fios.h

@@ -88,9 +88,9 @@ enum FileSlots {
 	CONFIG_SLOT    =  0,
 	/** Slot for the sound. */
 	SOUND_SLOT     =  1,
-	/** First slot useable for (New)GRFs used during the game. */
+	/** First slot usable for (New)GRFs used during the game. */
 	FIRST_GRF_SLOT =  2,
-	/** Last slot useable for (New)GRFs used during the game. */
+	/** Last slot usable for (New)GRFs used during the game. */
 	LAST_GRF_SLOT  = 63,
 	/** Maximum number of slots. */
 	MAX_FILE_SLOTS = 64

src/fontcache.cpp

@@ -160,8 +160,8 @@ static FT_Error GetFontByFaceName(const char *font_name, FT_Face *face)
 		 * - Batang & BatangChe & Gungsuh & GungsuhChe (TrueType)
 		 * We will strip the font-type '()' if any and work with the font name
 		 * itself, which must match exactly; if...
-		 * TTC files, font files which contain more than one font are seperated
+		 * TTC files, font files which contain more than one font are separated
-		 * byt '&'. Our best bet will be to do substr match for the fontname
+		 * by '&'. Our best bet will be to do substr match for the fontname
 		 * and then let FreeType figure out which index to load */
 		s = _tcschr(vbuffer, _T('('));
 		if (s != NULL) s[-1] = '\0';
@@ -182,7 +182,7 @@ static FT_Error GetFontByFaceName(const char *font_name, FT_Face *face)
 	 * contain multiple fonts inside this single file. GetFontData however
 	 * returns the whole file, so we need to check each font inside to get the
 	 * proper font.
-	 * Also note that FreeType does not support UNICODE filesnames! */
+	 * Also note that FreeType does not support UNICODE filenames! */
 #if defined(UNICODE)
 	/* We need a cast here back from wide because FreeType doesn't support
 	 * widechar filenames. Just use the buffer we allocated before for the
@@ -570,7 +570,7 @@ bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, i
 		strecpy(buff, str, lastof(buff));
 		str_validate(buff, lastof(buff), SVS_ALLOW_NEWLINE);
 
-		/* Extract a UniChar represenation of the sample string. */
+		/* Extract a UniChar representation of the sample string. */
 		CFStringRef cf_str = CFStringCreateWithCString(kCFAllocatorDefault, buff, kCFStringEncodingUTF8);
 		if (cf_str == NULL) {
 			/* Something went wrong. Corrupt/invalid sample string? */
@@ -590,7 +590,7 @@ bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, i
 		ATSUCreateTextLayoutWithTextPtr(string, kATSUFromTextBeginning, kATSUToTextEnd, str_len, 1, &run_len, &style, &text_layout);
 
 		/* Try to match a font for the sample text. ATSUMatchFontsToText stops after
-		 * it finds the first continous character run not renderable with the currently
+		 * it finds the first continuous character run not renderable with the currently
 		 * selected font starting at offset. The matching needs to be repeated until
 		 * the end of the string is reached to make sure the fallback font matches for
 		 * all characters in the string and not only the first run. */

src/game/game_core.cpp

@@ -159,7 +159,7 @@
 
 /* static */ void Game::ResetConfig()
 {
-	/* Check for both newgame as current game if we can reload the GameInfo insde
+	/* Check for both newgame as current game if we can reload the GameInfo inside
 	 *  the GameConfig. If not, remove the Game from the list. */
 	if (_settings_game.game_config != NULL && _settings_game.game_config->HasScript()) {
 		if (!_settings_game.game_config->ResetInfo(true)) {

src/gfx.cpp

@@ -365,7 +365,7 @@ static WChar *HandleBiDiAndArabicShapes(WChar *buffer)
 
 
 /**
- * Truncate a given string to a maximum width if neccessary.
+ * Truncate a given string to a maximum width if necessary.
  * If the string is truncated, add three dots ('...') to show this.
  * @param *str string that is checked and possibly truncated
  * @param maxw maximum width in pixels of the string
@@ -754,7 +754,7 @@ uint32 FormatStringLinebreaks(char *str, const char *last, int maxw, FontSize si
 end_of_inner_loop:
 		/* String didn't fit on line (or a '\n' was encountered), so 'dummy' terminate
 		 * and increase linecount. We use Utf8PrevChar() as also non 1 char long
-		 * whitespace seperators are supported */
+		 * whitespace separators are supported */
 		num++;
 		char *s = Utf8PrevChar(str);
 		*s++ = '\0';
@@ -1077,14 +1077,14 @@ void DrawCharCentered(WChar c, int x, int y, TextColour colour)
 /**
  * Draw a string at the given coordinates with the given colour.
  *  While drawing the string, parse it in case some formatting is specified,
- *  like new colour, new size or even positionning.
+ *  like new colour, new size or even positioning.
  * @param string              The string to draw. This is already bidi reordered.
  * @param x                   Offset from left side of the screen
  * @param y                   Offset from top side of the screen
  * @param params              Text drawing parameters
  * @param parse_string_also_when_clipped
  *                            By default, always test the available space where to draw the string.
- *                            When in multipline drawing, it would already be done,
+ *                            When in multiline drawing, it would already be done,
  *                            so no need to re-perform the same kind (more or less) of verifications.
  *                            It's not only an optimisation, it's also a way to ensures the string will be parsed
  *                            (as there are certain side effects on global variables, which are important for the next line)
@@ -1458,7 +1458,7 @@ void DoPaletteAnimations()
 	}
 
 	Colour *palette_pos = &_cur_palette.palette[PALETTE_ANIM_START];  // Points to where animations are taking place on the palette
-	/* Makes a copy of the current anmation palette in old_val,
+	/* Makes a copy of the current animation palette in old_val,
 	 * so the work on the current palette could be compared, see if there has been any changes */
 	memcpy(old_val, palette_pos, sizeof(old_val));
 
@@ -1840,7 +1840,7 @@ void DrawDirtyBlocks()
  * @param left The left edge of the rectangle
  * @param top The top edge of the rectangle
  * @param right The right edge of the rectangle
- * @param bottom The bottm edge of the rectangle
+ * @param bottom The bottom edge of the rectangle
  * @see DrawDirtyBlocks
  *
  * @todo The name of the function should be called like @c AddDirtyBlock as

src/gfx_func.h

@@ -26,10 +26,10 @@
  * This whole mechanism is controlled by an rectangle defined in #_invalid_rect. This
  * rectangle defines the area on the screen which must be repaint. If a new object
  * needs to be repainted this rectangle is extended to 'catch' the object on the
- * screen. At some point (which is normaly uninteressted for patch writers) this
+ * screen. At some point (which is normally uninteresting for patch writers) this
  * rectangle is send to the video drivers method
  * VideoDriver::MakeDirty and it is truncated back to an empty rectangle. At some
- * later point (which is uninteressted, too) the video driver
+ * later point (which is uninteresting, too) the video driver
  * repaints all these saved rectangle instead of the whole screen and drop the
  * rectangle informations. Then a new round begins by marking objects "dirty".
  *

src/gfxinit.cpp

@@ -352,7 +352,7 @@ template <class Tbase_set>
 
 	const Tbase_set *best = NULL;
 	for (const Tbase_set *c = BaseMedia<Tbase_set>::available_sets; c != NULL; c = c->next) {
-		/* Skip unuseable sets */
+		/* Skip unusable sets */
 		if (c->GetNumMissing() != 0) continue;
 
 		if (best == NULL ||

src/graph_gui.cpp

@@ -285,7 +285,7 @@ protected:
 		ValuesInterval interval; ///< Interval that contains all of the graph data.
 		int x_axis_offset;       ///< Distance from the top of the graph to the x axis.
 
-		/* the colours and cost array of GraphDrawer must accomodate
+		/* the colours and cost array of GraphDrawer must accommodate
 		 * both values for cargo and companies. So if any are higher, quit */
 		assert_compile(GRAPH_MAX_DATASETS >= (int)NUM_CARGO && GRAPH_MAX_DATASETS >= (int)MAX_COMPANIES);
 		assert(this->num_vert_lines > 0);
@@ -423,7 +423,7 @@ protected:
 					if (datapoint != INVALID_DATAPOINT) {
 						/*
 						 * Check whether we need to reduce the 'accuracy' of the
-						 * datapoint value and the highest value to splut overflows.
+						 * datapoint value and the highest value to split overflows.
 						 * And when 'drawing' 'one million' or 'one million and one'
 						 * there is no significant difference, so the least
 						 * significant bits can just be removed.

src/heightmap.cpp

@@ -344,7 +344,7 @@ static void GrayscaleToMapHeights(uint img_width, uint img_height, byte *map)
 					(col < col_pad) || (col >= (width  - col_pad - (_settings_game.construction.freeform_edges ? 0 : 1)))) {
 				SetTileHeight(tile, 0);
 			} else {
-				/* Use nearest neighbor resizing to scale map data.
+				/* Use nearest neighbour resizing to scale map data.
 				 *  We rotate the map 45 degrees (counter)clockwise */
 				img_row = (((row - row_pad) * num_div) / img_scale);
 				switch (_settings_game.game_creation.heightmap_rotation) {
@@ -464,7 +464,7 @@ bool GetHeightmapDimensions(char *filename, uint *x, uint *y)
  * Load a heightmap from file and change the map in his current dimensions
  *  to a landscape representing the heightmap.
  * It converts pixels to height. The brighter, the higher.
- * @param filename of the heighmap file to be imported
+ * @param filename of the heightmap file to be imported
  */
 void LoadHeightmap(char *filename)
 {

src/hotkeys.cpp

@@ -131,7 +131,7 @@ static void ParseHotkeys(Hotkey<T> *hotkey, const char *value)
 
 /**
  * Convert a hotkey to it's string representation so it can be written to the
- * config file. Seperate parts of the keycode (like "CTRL" and "F1" are split
+ * config file. Separate parts of the keycode (like "CTRL" and "F1" are split
  * by a '+'.
  * @param keycode The keycode to convert to a string.
  * @return A string representation of this keycode.

src/industry.h

@@ -79,7 +79,7 @@ struct Industry : IndustryPool::PoolItem<&_industry_pool> {
 	/**
 	 * Check if a given tile belongs to this industry.
 	 * @param tile The tile to check.
-	 * @return True if the tils is part of this industry.
+	 * @return True if the tile is part of this industry.
 	 */
 	inline bool TileBelongsToIndustry(TileIndex tile) const
 	{

src/industry_cmd.cpp

@@ -329,7 +329,7 @@ static void DrawTile_Industry(TileInfo *ti)
 
 	SpriteID image = dits->ground.sprite;
 
-	/* DrawFoundation() modifes ti->z and ti->tileh */
+	/* DrawFoundation() modifies ti->z and ti->tileh */
 	if (ti->tileh != SLOPE_FLAT) DrawFoundation(ti, FOUNDATION_LEVELED);
 
 	/* If the ground sprite is the default flat water sprite, draw also canal/river borders.
@@ -2655,7 +2655,7 @@ void IndustryDailyLoop()
 	 * is sufficient for an industry. */
 	uint16 change_loop = _economy.industry_daily_change_counter >> 16;
 
-	/* Reset the active part of the counter, just keeping the "factional part" */
+	/* Reset the active part of the counter, just keeping the "fractional part" */
 	_economy.industry_daily_change_counter &= 0xFFFF;
 
 	if (change_loop == 0) {

src/industry_gui.cpp

@@ -247,7 +247,7 @@ class BuildIndustryWindow : public Window {
 			}
 		}
 
-		/* first indutry type is selected if the current selection is invalid.
+		/* first industry type is selected if the current selection is invalid.
 		 * I'll be damned if there are none available ;) */
 		if (this->selected_index == -1) {
 			this->selected_index = 0;

src/industry_map.h

@@ -157,7 +157,7 @@ static inline void SetIndustryGfx(TileIndex t, IndustryGfx gfx)
 }
 
 /**
- * Returns this indutry tile's construction counter value
+ * Returns this industry tile's construction counter value
  * @param tile the tile to query
  * @pre IsTileType(tile, MP_INDUSTRY)
  * @return the construction counter
@@ -169,7 +169,7 @@ static inline byte GetIndustryConstructionCounter(TileIndex tile)
 }
 
 /**
- * Sets this indutry tile's construction counter value
+ * Sets this industry tile's construction counter value
  * @param tile the tile to query
  * @param value the new value for the construction counter
  * @pre IsTileType(tile, MP_INDUSTRY)

src/industrytype.h

@@ -143,7 +143,7 @@ struct IndustrySpec {
 };
 
 /**
- * Defines the data structure of each indivudual tile of an industry.
+ * Defines the data structure of each individual tile of an industry.
  */
 struct IndustryTileSpec {
 	CargoID accepts_cargo[3];             ///< Cargo accepted by this tile

src/main_gui.cpp

@@ -76,7 +76,7 @@ void HandleOnEditText(const char *str)
 
 		uint32 money_c = Clamp(ClampToI32(money), 0, 20000000); // Clamp between 20 million and 0
 
-		/* Give 'id' the money, and substract it from ourself */
+		/* Give 'id' the money, and subtract it from ourself */
 		DoCommandP(0, money_c, _rename_id, CMD_GIVE_MONEY | CMD_MSG(STR_ERROR_INSUFFICIENT_FUNDS), CcGiveMoney, str);
 		break;
 	}

src/map_func.h

@@ -146,7 +146,7 @@ static inline uint ScaleByMapSize1D(uint n)
 /**
  * An offset value between to tiles.
  *
- * This value is used fro the difference between
+ * This value is used for the difference between
  * to tiles. It can be added to a tileindex to get
  * the resulting tileindex of the start tile applied
  * with this saved difference.

src/misc/binaryheap.hpp

@@ -44,7 +44,7 @@
  * implementation.
  *
  * @par
- * For further information about the Binary Heap algotithm, see
+ * For further information about the Binary Heap algorithm, see
  * http://www.policyalmanac.org/games/binaryHeaps.htm
  *
  * @tparam T Type of the items stored in the binary heap
@@ -187,7 +187,7 @@ public:
 	/**
 	 * Get the LAST item in the binary tree.
 	 *
-	 * @note The last item is not neccesary the biggest!
+	 * @note The last item is not necessary the biggest!
 	 *
 	 * @return The last item
 	 */
@@ -266,7 +266,7 @@ public:
 
 	/**
 	 * Search for an item in the priority queue.
-	 *  Matching is done by comparing adress of the
+	 *  Matching is done by comparing address of the
 	 *  item.
 	 *
 	 * @param item The reference to the item

src/misc/blob.hpp

@@ -31,7 +31,7 @@
  *     Always, when it allocates memory the allocated size is:
  *                                                      sizeof(BlobHeader) + <data capacity>
  *  3. Two 'virtual' members (items and capacity) are stored in the BlobHeader at beginning
- *     of the alloated block.
+ *     of the allocated block.
  *  4. The pointer of the union pobsize_ts behind the header (to the first data byte).
  *     When memory block is allocated, the sizeof(BlobHeader) it added to it.
  *  5. Benefits of this layout:

src/misc/countedptr.hpp

@@ -140,7 +140,7 @@ template <class T> struct AdaptT {
 /**
  * Simple counted object. Use it as base of your struct/class if you want to use
  *  basic reference counting. Your struct/class will destroy and free itself when
- *  last reference to it is released (using Relese() method). The initial reference
+ *  last reference to it is released (using Release() method). The initial reference
  *  count (when it is created) is zero (don't forget AddRef() at least one time if
  *  not using CCountedPtr<T>.
  *

src/misc_cmd.cpp

@@ -207,7 +207,7 @@ CommandCost CmdMoneyCheat(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
 /**
  * Transfer funds (money) from one company to another.
  * To prevent abuse in multiplayer games you can only send money to other
- * companies if you have paid off your loan (either explicitely, or implicitely
+ * companies if you have paid off your loan (either explicitly, or implicitly
  * given the fact that you have more money than loan).
  * @param tile unused
  * @param flags operation to perform

src/misc_gui.cpp

@@ -35,7 +35,7 @@ enum OskActivation {
 	OSKA_DISABLED,           ///< The OSK shall not be activated at all.
 	OSKA_DOUBLE_CLICK,       ///< Double click on the edit box opens OSK.
 	OSKA_SINGLE_CLICK,       ///< Single click after focus click opens OSK.
-	OSKA_IMMEDIATELY,        ///< Focussing click already opens OSK.
+	OSKA_IMMEDIATELY,        ///< Focusing click already opens OSK.
 };
 
 

src/music/qtmidi.cpp

@@ -78,7 +78,7 @@ static void SetMIDITypeIfNeeded(const FSRef *ref)
  *
  * @param *path String with the path of an existing MIDI file.
  * @param *moov Pointer to a @c Movie where the result will be stored.
- * @return Wether the file was loaded and the @c Movie successfully created.
+ * @return Whether the file was loaded and the @c Movie successfully created.
  */
 static bool LoadMovieForMIDIFile(const char *path, Movie *moov)
 {
@@ -99,7 +99,7 @@ static bool LoadMovieForMIDIFile(const char *path, Movie *moov)
 	 * XXX Manual check for MIDI header ('MThd'), as I don't know how to make
 	 * QuickTime load MIDI files without a .mid suffix without knowing it's
 	 * a MIDI file and setting the OSType of the file to the 'Midi' value.
-	 * Perhahaps ugly, but it seems that it does the Right Thing(tm).
+	 * Perhaps ugly, but it seems that it does the Right Thing(tm).
 	 */
 	fd = open(path, O_RDONLY, 0);
 	if (fd == -1) return false;
@@ -192,7 +192,7 @@ const char *MusicDriver_QtMidi::Start(const char * const *parm)
 
 
 /**
- * Checks wether the player is active.
+ * Checks whether the player is active.
  *
  * This function is called at regular intervals from OpenTTD's main loop, so
  * we call @c MoviesTask() from here to let QuickTime do its work.

src/network/core/core.cpp

@@ -51,7 +51,7 @@ bool NetworkCoreInitialize()
 			if (OpenDevice("timer.device", UNIT_MICROHZ, (struct IORequest*)TimerRequest, 0) == 0) {
 				TimerBase = TimerRequest->tr_node.io_Device;
 				if (TimerBase == NULL) {
-					/* free ressources... */
+					/* free resources... */
 					DEBUG(net, 0, "[core] can't initialize timer, network unavailable");
 					return false;
 				}

src/network/core/core.h

@@ -28,12 +28,12 @@ enum NetworkRecvStatus {
 	NETWORK_RECV_STATUS_DESYNC,           ///< A desync did occur
 	NETWORK_RECV_STATUS_NEWGRF_MISMATCH,  ///< We did not have the required NewGRFs
 	NETWORK_RECV_STATUS_SAVEGAME,         ///< Something went wrong (down)loading the savegame
-	NETWORK_RECV_STATUS_CONN_LOST,        ///< The conection is 'just' lost
+	NETWORK_RECV_STATUS_CONN_LOST,        ///< The connection is 'just' lost
 	NETWORK_RECV_STATUS_MALFORMED_PACKET, ///< We apparently send a malformed packet
 	NETWORK_RECV_STATUS_SERVER_ERROR,     ///< The server told us we made an error
 	NETWORK_RECV_STATUS_SERVER_FULL,      ///< The server is full
 	NETWORK_RECV_STATUS_SERVER_BANNED,    ///< The server has banned us
-	NETWORK_RECV_STATUS_CLOSE_QUERY,      ///< Done quering the server
+	NETWORK_RECV_STATUS_CLOSE_QUERY,      ///< Done querying the server
 };
 
 /** Forward declaration due to circular dependencies */
@@ -48,7 +48,7 @@ public:
 	/** Create a new unbound socket */
 	NetworkSocketHandler() { this->has_quit = false; }
 
-	/** Close the socket when distructing the socket handler */
+	/** Close the socket when destructing the socket handler */
 	virtual ~NetworkSocketHandler() { this->Close(); }
 
 	/** Really close the socket */

src/network/core/tcp.h

@@ -52,7 +52,7 @@ public:
 
 	/**
 	 * Whether there is something pending in the send queue.
-	 * @return true when someting is pending in the send queue.
+	 * @return true when something is pending in the send queue.
 	 */
 	bool HasSendQueue() { return this->packet_queue != NULL; }
 

src/network/core/tcp_admin.h

@@ -339,7 +339,7 @@ protected:
 	virtual NetworkRecvStatus Receive_SERVER_COMPANY_UPDATE(Packet *p);
 
 	/**
-	 * Notification about a removed company (e.g. due to banrkuptcy).
+	 * Notification about a removed company (e.g. due to bankruptcy).
 	 * uint8   ID of the company.
 	 * uint8   Reason for being removed (see #AdminCompanyRemoveReason).
 	 * @param p The packet that was just received.

src/network/core/tcp_content.h

@@ -139,7 +139,7 @@ protected:
 	/**
 	 * Client requesting a list of content info based on an external
 	 * 'unique' id; GRF ID + MD5 checksum for NewGRFS, shortname and
-	 * xor-ed MD5 checsums for base graphics and AIs.
+	 * xor-ed MD5 checksums for base graphics and AIs.
 	 * Scenarios and AI libraries are not supported
 	 *  uint8   count of requests
 	 *  for each request:

src/network/core/tcp_game.h

@@ -326,8 +326,8 @@ protected:
 	 * Sends the current frame counter to the client:
 	 * uint32  Frame counter
 	 * uint32  Frame counter max (how far may the client walk before the server?)
-	 * uint32  General seed 1 (dependant on compile settings, not default).
+	 * uint32  General seed 1 (dependent on compile settings, not default).
-	 * uint32  General seed 2 (dependant on compile settings, not default).
+	 * uint32  General seed 2 (dependent on compile settings, not default).
 	 * uint8   Random token to validate the client is actually listening (only occasionally present).
 	 * @param p The packet that was just received.
 	 */
@@ -337,7 +337,7 @@ protected:
 	 * Sends a sync-check to the client:
 	 * uint32  Frame counter.
 	 * uint32  General seed 1.
-	 * uint32  General seed 2 (dependant on compile settings, not default).
+	 * uint32  General seed 2 (dependent on compile settings, not default).
 	 * @param p The packet that was just received.
 	 */
 	virtual NetworkRecvStatus Receive_SERVER_SYNC(Packet *p);
@@ -413,13 +413,13 @@ protected:
 	virtual NetworkRecvStatus Receive_CLIENT_SET_NAME(Packet *p);
 
 	/**
-	 * The client is quiting the game.
+	 * The client is quitting the game.
 	 * @param p The packet that was just received.
 	 */
 	virtual NetworkRecvStatus Receive_CLIENT_QUIT(Packet *p);
 
 	/**
-	 * The client made an error and is quiting the game.
+	 * The client made an error and is quitting the game.
 	 * uint8   Error of the code caused (see NetworkErrorCode).
 	 * @param p The packet that was just received.
 	 */

src/network/core/tcp_http.cpp

@@ -177,7 +177,7 @@ int NetworkHTTPSocketHandler::HandleHeader()
 	int ret = NetworkHTTPSocketHandler::Connect(uri, this->callback, this->data, this->redirect_depth + 1);
 	if (ret != 0) return ret;
 
-	/* We've relinguished control of data now. */
+	/* We've relinquished control of data now. */
 	this->data = NULL;
 
 	/* Restore the header. */

src/network/core/tcp_http.h

@@ -117,7 +117,7 @@ public:
 	virtual void OnConnect(SOCKET s)
 	{
 		new NetworkHTTPSocketHandler(s, this->callback, this->address.GetHostname(), this->url, this->data, this->depth);
-		/* We've relinguished control of data now. */
+		/* We've relinquished control of data now. */
 		this->data = NULL;
 	}
 };

src/network/core/udp.h

@@ -27,7 +27,7 @@ enum PacketUDPType {
 	PACKET_UDP_CLIENT_DETAIL_INFO,   ///< Queries a game server about details of the game, such as companies
 	PACKET_UDP_SERVER_DETAIL_INFO,   ///< Reply of the game server about details of the game, such as companies
 	PACKET_UDP_SERVER_REGISTER,      ///< Packet to register itself to the master server
-	PACKET_UDP_MASTER_ACK_REGISTER,  ///< Packet indicating registration has succedeed
+	PACKET_UDP_MASTER_ACK_REGISTER,  ///< Packet indicating registration has succeeded
 	PACKET_UDP_CLIENT_GET_LIST,      ///< Request for serverlist from master server
 	PACKET_UDP_MASTER_RESPONSE_LIST, ///< Response from master server with server ip's + port's
 	PACKET_UDP_SERVER_UNREGISTER,    ///< Request to be removed from the server-list
@@ -73,7 +73,7 @@ protected:
 	 *   all      1       the version of this packet's structure
 	 *
 	 *   4+       1       number of GRFs attached (n)
-	 *   4+       n * 20  unique identifier for GRF files. Constists of:
+	 *   4+       n * 20  unique identifier for GRF files. Consists of:
 	 *                     - one 4 byte variable with the GRF ID
 	 *                     - 16 bytes (sent sequentially) for the MD5 checksum
 	 *                       of the GRF

src/network/network.cpp

@@ -455,7 +455,7 @@ static void CheckPauseOnJoin()
  * Converts a string to ip/port/company
  *  Format: IP:port#company
  *
- * connection_string will be re-terminated to seperate out the hostname, and company and port will
+ * connection_string will be re-terminated to separate out the hostname, and company and port will
  * be set to the company and port strings given by the user, inside the memory area originally
  * occupied by connection_string.
  */
@@ -488,7 +488,7 @@ void ParseConnectionString(const char **company, const char **port, char *connec
 }
 
 /**
- * Handle the acception of a connection to the server.
+ * Handle the accepting of a connection to the server.
  * @param s The socket of the new connection.
  * @param address The address of the peer.
  */
@@ -549,7 +549,7 @@ void NetworkClose(bool close_admins)
 	InitializeNetworkPools(close_admins);
 }
 
-/* Inits the network (cleans sockets and stuff) */
+/* Initializes the network (cleans sockets and stuff) */
 static void NetworkInitialize(bool close_admins = true)
 {
 	InitializeNetworkPools(close_admins);
@@ -809,7 +809,7 @@ void NetworkDisconnect(bool blocking, bool close_admins)
 
 /**
  * Receives something from the network.
- * @return true if everthing went fine, false when the connection got closed.
+ * @return true if everything went fine, false when the connection got closed.
  */
 static bool NetworkReceive()
 {

src/network/network_admin.cpp

@@ -974,7 +974,7 @@ void ServerNetworkAdminSocketHandler::WelcomeAll()
 
 /**
  * Send (push) updates to the admin network as they have registered for these updates.
- * @param freq the frequency to be processd.
+ * @param freq the frequency to be processed.
  */
 void NetworkAdminUpdate(AdminUpdateFrequency freq)
 {

src/network/network_chat_gui.cpp

@@ -451,7 +451,7 @@ struct NetworkChatWindow : public Window {
 		}
 
 		if (second_scan) {
-			/* We walked all posibilities, and the user presses tab again.. revert to original text */
+			/* We walked all possibilities, and the user presses tab again.. revert to original text */
 			this->message_editbox.text.Assign(_chat_tab_completion_buf);
 			_chat_tab_completion_active = false;
 

src/network/network_client.cpp

@@ -617,8 +617,8 @@ NetworkRecvStatus ClientNetworkGameSocketHandler::Receive_SERVER_CLIENT_INFO(Pac
 	}
 
 	/* There are at most as many ClientInfo as ClientSocket objects in a
-	 * server. Having more Infos than a server can have means something
+	 * server. Having more info than a server can have means something
-	 * has gone wrong somewhere, i.e. the server has more Infos than it
+	 * has gone wrong somewhere, i.e. the server has more info than it
 	 * has actual clients. That means the server is feeding us an invalid
 	 * state. So, bail out! This server is broken. */
 	if (!NetworkClientInfo::CanAllocateItem()) return NETWORK_RECV_STATUS_MALFORMED_PACKET;
@@ -1056,7 +1056,7 @@ NetworkRecvStatus ClientNetworkGameSocketHandler::Receive_SERVER_NEWGAME(Packet
 	/* Only when we're trying to join we really
 	 * care about the server shutting down. */
 	if (this->status >= STATUS_JOIN) {
-		/* To trottle the reconnects a bit, every clients waits its
+		/* To throttle the reconnects a bit, every clients waits its
 		 * Client ID modulo 16. This way reconnects should be spread
 		 * out a bit. */
 		_network_reconnect = _network_own_client_id % 16;

src/network/network_client.h

@@ -29,7 +29,7 @@ private:
 		STATUS_JOIN,          ///< We are trying to join a server.
 		STATUS_NEWGRFS_CHECK, ///< Last action was checking NewGRFs.
 		STATUS_AUTH_GAME,     ///< Last action was requesting game (server) password.
-		STATUS_AUTH_COMPANY,  ///< Last action was requestion company password.
+		STATUS_AUTH_COMPANY,  ///< Last action was requesting company password.
 		STATUS_AUTHORIZED,    ///< The client is authorized at the server.
 		STATUS_MAP_WAIT,      ///< The client is waiting as someone else is downloading the map.
 		STATUS_MAP,           ///< The client is downloading the map.

src/network/network_server.cpp

@@ -528,7 +528,7 @@ NetworkRecvStatus ServerNetworkGameSocketHandler::SendWait()
 /** This sends the map to the client */
 NetworkRecvStatus ServerNetworkGameSocketHandler::SendMap()
 {
-	static uint sent_packets; // How many packets we did send succecfully last time
+	static uint sent_packets; // How many packets we did send successfully last time
 
 	if (this->status < STATUS_AUTHORIZED) {
 		/* Illegal call, return error and ignore the packet */
@@ -1500,7 +1500,7 @@ void NetworkSocketHandler::SendCompanyInformation(Packet *p, const Company *c, c
 	p->Send_uint64(income);
 	p->Send_uint16(c->old_economy[0].performance_history);
 
-	/* Send 1 if there is a passord for the company else send 0 */
+	/* Send 1 if there is a password for the company else send 0 */
 	p->Send_bool  (!StrEmpty(_network_company_states[c->index].password));
 
 	for (uint i = 0; i < NETWORK_VEH_END; i++) {
@@ -1620,7 +1620,7 @@ static void NetworkAutoCleanCompanies()
 		}
 	}
 
-	/* Go through all the comapnies */
+	/* Go through all the companies */
 	FOR_ALL_COMPANIES(c) {
 		/* Skip the non-active once */
 		if (c->is_ai) continue;
@@ -1786,7 +1786,7 @@ void NetworkServer_Tick(bool send_frame)
 		switch (cs->status) {
 			case NetworkClientSocket::STATUS_ACTIVE:
 				if (lag > _settings_client.network.max_lag_time) {
-					/* Client did still not report in within the specififed limit. */
+					/* Client did still not report in within the specified limit. */
 					IConsolePrintF(CC_ERROR, cs->last_packet + lag * MILLISECONDS_PER_TICK > _realtime_tick ?
 							/* A packet was received in the last three game days, so the client is likely lagging behind. */
 								"Client #%d is dropped because the client's game state is more than %d ticks behind" :

src/network/network_server.h

@@ -19,7 +19,7 @@
 #include "../thread/thread.h"
 
 class ServerNetworkGameSocketHandler;
-/** Make the code look slightliy nicer/simpler. */
+/** Make the code look slightly nicer/simpler. */
 typedef ServerNetworkGameSocketHandler NetworkClientSocket;
 /** Pool with all client sockets. */
 typedef Pool<NetworkClientSocket, ClientIndex, 8, MAX_CLIENT_SLOTS, PT_NCLIENT> NetworkClientSocketPool;

src/network/network_udp.cpp

@@ -34,15 +34,15 @@
 
 #include "core/udp.h"
 
-/** Mutex for all out threaded udp resoltion and such. */
+/** Mutex for all out threaded udp resolution and such. */
 static ThreadMutex *_network_udp_mutex = ThreadMutex::New();
 
 /** Session key to register ourselves to the master server */
 static uint64 _session_key = 0;
 
 static const uint ADVERTISE_NORMAL_INTERVAL = 30000; ///< interval between advertising in ticks (15 minutes)
-static const uint ADVERTISE_RETRY_INTERVAL  =   300; ///< readvertise when no response after this many ticks (9 seconds)
+static const uint ADVERTISE_RETRY_INTERVAL  =   300; ///< re-advertise when no response after this many ticks (9 seconds)
-static const uint ADVERTISE_RETRY_TIMES     =     3; ///< give up readvertising after this much failed retries
+static const uint ADVERTISE_RETRY_TIMES     =     3; ///< give up re-advertising after this much failed retries
 
 NetworkUDPSocketHandler *_udp_client_socket = NULL; ///< udp client socket
 NetworkUDPSocketHandler *_udp_server_socket = NULL; ///< udp server socket

src/newgrf.cpp

@@ -8821,7 +8821,7 @@ void LoadNewGRFFile(GRFConfig *config, uint file_index, GrfLoadingStage stage, S
 static void ActivateOldShore()
 {
 	/* Use default graphics, if no shore sprites were loaded.
-	 * Should not happen, as openttd(w/d).grf includes some. */
+	 * Should not happen, as the base set's extra grf should include some. */
 	if (_loaded_newgrf_features.shore == SHORE_REPLACE_NONE) _loaded_newgrf_features.shore = SHORE_REPLACE_ACTION_A;
 
 	if (_loaded_newgrf_features.shore != SHORE_REPLACE_ACTION_5) {

src/newgrf.h

@@ -167,7 +167,7 @@ struct GRFLoadedFeatures {
 };
 
 /**
- * Check for grf miscelaneous bits
+ * Check for grf miscellaneous bits
  * @param bit The bit to check.
  * @return Whether the bit is set.
  */

src/newgrf_airport.h

@@ -114,7 +114,7 @@ struct AirportSpec {
 	TTDPAirportType ttd_airport_type;      ///< ttdpatch airport type (Small/Large/Helipad/Oilrig)
 	AirportClassID cls_id;                 ///< the class to which this airport type belongs
 	SpriteID preview_sprite;               ///< preview sprite for this airport
-	uint16 maintenance_cost;               ///< maintenance cost mulltiplier
+	uint16 maintenance_cost;               ///< maintenance cost multiplier
 	/* Newgrf data */
 	bool enabled;                          ///< Entity still available (by default true). Newgrf can disable it, though.
 	struct GRFFileProps grf_prop;          ///< Properties related to the grf file.

src/newgrf_airporttiles.cpp

@@ -133,11 +133,11 @@ static uint32 GetAirportTileIDAtOffset(TileIndex tile, const Station *st, uint32
 	const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
 
 	if (gfx < NEW_AIRPORTTILE_OFFSET) { // Does it belongs to an old type?
-		/* It is an old tile.  We have to see if it's been overriden */
+		/* It is an old tile.  We have to see if it's been overridden */
 		if (ats->grf_prop.override == INVALID_AIRPORTTILE) { // has it been overridden?
 			return 0xFF << 8 | gfx; // no. Tag FF + the gfx id of that tile
 		}
-		/* Overriden */
+		/* Overridden */
 		const AirportTileSpec *tile_ovr = AirportTileSpec::Get(ats->grf_prop.override);
 
 		if (tile_ovr->grf_prop.grffile->grfid == cur_grfid) {

src/newgrf_airporttiles.h

@@ -47,7 +47,7 @@ struct AirportTileResolverObject : public ResolverObject {
 };
 
 /**
- * Defines the data structure of each indivudual tile of an airport.
+ * Defines the data structure of each individual tile of an airport.
  */
 struct AirportTileSpec {
 	AnimationInfo animation;              ///< Information about the animation.

src/newgrf_commons.cpp

@@ -95,7 +95,7 @@ void OverrideManagerBase::ResetOverride()
 
 /**
  * Return the ID (if ever available) of a previously inserted entity.
- * @param grf_local_id ID of this enity withing the grfID
+ * @param grf_local_id ID of this entity within the grfID
  * @param grfid ID of the grf file
  * @return the ID of the candidate, of the Invalid flag item ID
  */
@@ -198,7 +198,7 @@ void HouseOverrideManager::SetEntitySpec(const HouseSpec *hs)
 
 /**
  * Return the ID (if ever available) of a previously inserted entity.
- * @param grf_local_id ID of this enity withing the grfID
+ * @param grf_local_id ID of this entity within the grfID
  * @param grfid ID of the grf file
  * @return the ID of the candidate, of the Invalid flag item ID
  */
@@ -226,7 +226,7 @@ uint16 IndustryOverrideManager::AddEntityID(byte grf_local_id, uint32 grfid, byt
 {
 	/* This entity hasn't been defined before, so give it an ID now. */
 	for (uint16 id = 0; id < max_new_entities; id++) {
-		/* Skip overriden industries */
+		/* Skip overridden industries */
 		if (id < max_offset && entity_overrides[id] != invalid_ID) continue;
 
 		/* Get the real live industry */
@@ -234,7 +234,7 @@ uint16 IndustryOverrideManager::AddEntityID(byte grf_local_id, uint32 grfid, byt
 
 		/* This industry must be one that is not available(enabled), mostly because of climate.
 		 * And it must not already be used by a grf (grffile == NULL).
-		 * So reseve this slot here, as it is the chosen one */
+		 * So reserve this slot here, as it is the chosen one */
 		if (!inds->enabled && inds->grf_prop.grffile == NULL) {
 			EntityIDMapping *map = &mapping_ID[id];
 
@@ -252,8 +252,8 @@ uint16 IndustryOverrideManager::AddEntityID(byte grf_local_id, uint32 grfid, byt
 }
 
 /**
- * Method to install the new indistry data in its proper slot
+ * Method to install the new industry data in its proper slot
- * The slot assigment is internal of this method, since it requires
+ * The slot assignment is internal of this method, since it requires
  * checking what is available
  * @param inds Industryspec that comes from the grf decoding process
  */
@@ -264,11 +264,11 @@ void IndustryOverrideManager::SetEntitySpec(IndustrySpec *inds)
 
 	if (ind_id == invalid_ID) {
 		/* Not found.
-		 * Or it has already been overriden, so you've lost your place old boy.
+		 * Or it has already been overridden, so you've lost your place old boy.
 		 * Or it is a simple substitute.
 		 * We need to find a free available slot */
 		ind_id = this->AddEntityID(inds->grf_prop.local_id, inds->grf_prop.grffile->grfid, inds->grf_prop.subst_id);
-		inds->grf_prop.override = invalid_ID;  // make sure it will not be detected as overriden
+		inds->grf_prop.override = invalid_ID;  // make sure it will not be detected as overridden
 	}
 
 	if (ind_id == invalid_ID) {
@@ -308,7 +308,7 @@ void IndustryTileOverrideManager::SetEntitySpec(const IndustryTileSpec *its)
 
 /**
  * Method to install the new object data in its proper slot
- * The slot assigment is internal of this method, since it requires
+ * The slot assignment is internal of this method, since it requires
  * checking what is available
  * @param spec ObjectSpec that comes from the grf decoding process
  */
@@ -319,7 +319,7 @@ void ObjectOverrideManager::SetEntitySpec(ObjectSpec *spec)
 
 	if (type == invalid_ID) {
 		/* Not found.
-		 * Or it has already been overriden, so you've lost your place old boy.
+		 * Or it has already been overridden, so you've lost your place old boy.
 		 * Or it is a simple substitute.
 		 * We need to find a free available slot */
 		type = this->AddEntityID(spec->grf_prop.local_id, spec->grf_prop.grffile->grfid, OBJECT_TRANSMITTER);

src/newgrf_commons.h

@@ -199,7 +199,7 @@ protected:
 	uint16 max_offset;       ///< what is the length of the original entity's array of specs
 	uint16 max_new_entities; ///< what is the amount of entities, old and new summed
 
-	uint16 invalid_ID;       ///< ID used to dected invalid entities;
+	uint16 invalid_ID;       ///< ID used to detected invalid entities;
 	virtual bool CheckValidNewID(uint16 testid) { return true; }
 
 public:

src/newgrf_config.h

@@ -51,7 +51,7 @@ enum GRFBugs {
 /** Status of post-gameload GRF compatibility check */
 enum GRFListCompatibility {
 	GLC_ALL_GOOD,   ///< All GRF needed by game are present
-	GLC_COMPATIBLE, ///< Compatible (eg. the same ID, but different chacksum) GRF found in at least one case
+	GLC_COMPATIBLE, ///< Compatible (eg. the same ID, but different checksum) GRF found in at least one case
 	GLC_NOT_FOUND,  ///< At least one GRF couldn't be found (higher priority than GLC_COMPATIBLE)
 };
 

src/newgrf_debug_gui.cpp

@@ -68,7 +68,7 @@ static inline uint GetInspectWindowNumber(GrfSpecFeature feature, uint index)
 
 /**
  * The type of a property to show. This is used to
- * provide an appropriate represenation in the GUI.
+ * provide an appropriate representation in the GUI.
  */
 enum NIType {
 	NIT_INT,   ///< The property is a simple integer
@@ -278,7 +278,7 @@ struct NewGRFInspectWindow : Window {
 	/** GRFID of the caller of this window, 0 if it has no caller. */
 	uint32 caller_grfid;
 
-	/** The currently editted parameter, to update the right one. */
+	/** The currently edited parameter, to update the right one. */
 	byte current_edit_param;
 
 	Scrollbar *vscroll;

src/newgrf_engine.cpp

@@ -628,7 +628,7 @@ static uint32 VehicleGetVariable(Vehicle *v, const VehicleScopeResolver *object,
 			return v->GetCurrentMaxSpeed();
 
 		/* Variables which use the parameter */
-		case 0x60: // Count consist's engine ID occurance
+		case 0x60: // Count consist's engine ID occurrence
 			if (v->type != VEH_TRAIN) return v->GetEngine()->grf_prop.local_id == parameter ? 1 : 0;
 
 			{
@@ -1059,7 +1059,7 @@ bool UsesWagonOverride(const Vehicle *v)
 
 /**
  * Evaluate a newgrf callback for vehicles
- * @param callback The callback to evalute
+ * @param callback The callback to evaluate
  * @param param1   First parameter of the callback
  * @param param2   Second parameter of the callback
  * @param engine   Engine type of the vehicle to evaluate the callback for
@@ -1077,11 +1077,11 @@ uint16 GetVehicleCallback(CallbackID callback, uint32 param1, uint32 param2, Eng
 
 /**
  * Evaluate a newgrf callback for vehicles with a different vehicle for parent scope.
- * @param callback The callback to evalute
+ * @param callback The callback to evaluate
  * @param param1   First parameter of the callback
  * @param param2   Second parameter of the callback
  * @param engine   Engine type of the vehicle to evaluate the callback for
- * @param v        The vehicle to evaluate the callback for, or NULL if it doesnt exist yet
+ * @param v        The vehicle to evaluate the callback for, or NULL if it doesn't exist yet
  * @param parent   The vehicle to use for parent scope
  * @return The value the callback returned, or CALLBACK_FAILED if it failed
  */
@@ -1239,7 +1239,7 @@ void CommitVehicleListOrderChanges()
 	}
 	QSortT(ordering.Begin(), ordering.Length(), EnginePreSort);
 
-	/* Apply Insertion-Sort opeations */
+	/* Apply Insertion-Sort operations */
 	const ListOrderChange *end = _list_order_changes.End();
 	for (const ListOrderChange *it = _list_order_changes.Begin(); it != end; ++it) {
 		EngineID source = it->engine;

src/newgrf_gui.cpp

@@ -1466,7 +1466,7 @@ private:
 #if defined(ENABLE_NETWORK)
 /**
  * Show the content list window with all missing grfs from the given list.
- * @param list The list of grfs to check for missings / not exactly matching ones.
+ * @param list The list of grfs to check for missing / not exactly matching ones.
  */
 void ShowMissingContentWindow(const GRFConfig *list)
 {
@@ -1584,12 +1584,12 @@ public:
 		uint avs_extra_width = min_list_width - min_avs_width;   // Additional width needed for avs to reach min_list_width.
 		uint acs_extra_width = min_list_width - min_acs_width;   // Additional width needed for acs to reach min_list_width.
 
-		/* Use 2 or 3 colmuns? */
+		/* Use 2 or 3 columns? */
 		uint min_three_columns = min_avs_width + min_acs_width + min_inf_width + 2 * INTER_COLUMN_SPACING;
 		uint min_two_columns   = min_list_width + min_inf_width + INTER_COLUMN_SPACING;
 		bool use_three_columns = this->editable && (min_three_columns + MIN_EXTRA_FOR_3_COLUMNS <= given_width);
 
-		/* Info panel is a seperate column in both modes. Compute its width first. */
+		/* Info panel is a separate column in both modes. Compute its width first. */
 		uint extra_width, inf_width;
 		if (use_three_columns) {
 			extra_width = given_width - min_three_columns;
@@ -1619,11 +1619,11 @@ public:
 			acs_width = ComputeMaxSize(min_acs_width, acs_width, this->acs->GetHorizontalStepSize(sizing)) -
 					this->acs->padding_left - this->acs->padding_right;
 
-			/* Never use fill_y on these; the minimal size is choosen, so that the 3 column view looks nice */
+			/* Never use fill_y on these; the minimal size is chosen, so that the 3 column view looks nice */
 			uint avs_height = ComputeMaxSize(this->avs->smallest_y, given_height, this->avs->resize_y);
 			uint acs_height = ComputeMaxSize(this->acs->smallest_y, given_height, this->acs->resize_y);
 
-			/* Assign size and position to the childs. */
+			/* Assign size and position to the children. */
 			if (rtl) {
 				x += this->inf->padding_left;
 				this->inf->AssignSizePosition(sizing, x, y + this->inf->padding_top, inf_width, inf_height, rtl);
@@ -1662,7 +1662,7 @@ public:
 			if (this->editable) extra_height -= avs_height - this->avs->smallest_y;
 			uint acs_height = ComputeMaxSize(this->acs->smallest_y, this->acs->smallest_y + extra_height, this->acs->resize_y);
 
-			/* Assign size and position to the childs. */
+			/* Assign size and position to the children. */
 			if (rtl) {
 				x += this->inf->padding_left;
 				this->inf->AssignSizePosition(sizing, x, y + this->inf->padding_top, inf_width, inf_height, rtl);

src/newgrf_house.cpp

@@ -32,7 +32,7 @@ HouseOverrideManager _house_mngr(NEW_HOUSE_OFFSET, HOUSE_MAX, INVALID_HOUSE_ID);
 /**
  * Constructor of a house scope resolver.
  * @param ro Surrounding resolver.
- * @param house_id Houe type being queried.
+ * @param house_id House type being queried.
  * @param tile %Tile containing the house.
  * @param town %Town containing the house.
  * @param not_yet_constructed House is still under construction.

src/newgrf_industries.cpp

@@ -63,11 +63,11 @@ uint32 GetIndustryIDAtOffset(TileIndex tile, const Industry *i, uint32 cur_grfid
 	const IndustryTileSpec *indtsp = GetIndustryTileSpec(gfx);
 
 	if (gfx < NEW_INDUSTRYTILEOFFSET) { // Does it belongs to an old type?
-		/* It is an old tile.  We have to see if it's been overriden */
+		/* It is an old tile.  We have to see if it's been overridden */
 		if (indtsp->grf_prop.override == INVALID_INDUSTRYTILE) { // has it been overridden?
 			return 0xFF << 8 | gfx; // no. Tag FF + the gfx id of that tile
 		}
-		/* Overriden */
+		/* Overridden */
 		const IndustryTileSpec *tile_ovr = GetIndustryTileSpec(indtsp->grf_prop.override);
 
 		if (tile_ovr->grf_prop.grffile->grfid == cur_grfid) {

src/newgrf_industrytiles.cpp

@@ -236,7 +236,7 @@ extern bool IsSlopeRefused(Slope current, Slope refused);
  * @param initial_random_bits Random bits of industry after construction
  * @param founder       Industry founder
  * @param creation_type The circumstances the industry is created under.
- * @return Suceeded or failed command.
+ * @return Succeeded or failed command.
  */
 CommandCost PerformIndustryTileSlopeCheck(TileIndex ind_base_tile, TileIndex ind_tile, const IndustryTileSpec *its, IndustryType type, IndustryGfx gfx, uint itspec_index, uint16 initial_random_bits, Owner founder, IndustryAvailabilityCallType creation_type)
 {

src/newgrf_sound.cpp

@@ -198,7 +198,7 @@ bool PlayVehicleSound(const Vehicle *v, VehicleSoundEvent event)
 }
 
 /**
- * Play a NewGRF sound effect at the location of a specfic tile.
+ * Play a NewGRF sound effect at the location of a specific tile.
  * @param file NewGRF triggering the sound effect.
  * @param sound_id Sound effect the NewGRF wants to play.
  * @param tile Location of the effect.