cpp/openttd-patchpack/source Changeset - r11195:cce9fb50177d

Changeset - r11195:cce9fb50177d

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rubidium - 16 years ago 2009-02-21 18:10:08
rubidium@openttd.org

(svn r15548) -Fix: incorrect error message when removing non-existing diagonal rail (TRACK_X/Y) with the single directional rail tool (i.e. not autorail).

1 file changed with 6 insertions and 8 deletions:

src/rail_cmd.cpp

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src/rail_cmd.cpp

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@@ @@ -669,31 +669,29 @@ static CommandCost ValidateAutoDrag(Trac @@
  * - p2 = (bit 7)   - 0 = build, 1 = remove tracks
  */
 static CommandCost CmdRailTrackHelper(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
+{
 	CommandCost ret, total_cost(EXPENSES_CONSTRUCTION);
 	Track track = (Track)GB(p2, 4, 3);
 	Trackdir trackdir;
 	byte mode = HasBit(p2, 7);
 	bool remove = HasBit(p2, 7);
 	RailType railtype = (RailType)GB(p2, 0, 4);
 	TileIndex end_tile;
 	if (!ValParamRailtype(railtype) || !ValParamTrackOrientation(track)) return CMD_ERROR;
 	if (p1 >= MapSize()) return CMD_ERROR;
 	end_tile = p1;
 	trackdir = TrackToTrackdir(track);
 	TileIndex end_tile = p1;
 	Trackdir trackdir = TrackToTrackdir(track);
 	if (CmdFailed(ValidateAutoDrag(&trackdir, tile, end_tile))) return CMD_ERROR;
 	if (flags & DC_EXEC) SndPlayTileFx(SND_20_SPLAT_2, tile);
 	for (;;) {
-		ret = DoCommand(tile, railtype, TrackdirToTrack(trackdir), flags, (mode == 0) ? CMD_BUILD_SINGLE_RAIL : CMD_REMOVE_SINGLE_RAIL);
+		ret = DoCommand(tile, railtype, TrackdirToTrack(trackdir), flags, remove ? CMD_REMOVE_SINGLE_RAIL : CMD_BUILD_SINGLE_RAIL);
 		if (CmdFailed(ret)) {
-			if ((_error_message != STR_1007_ALREADY_BUILT) && (mode == 0)) break;
+			if (_error_message != STR_1007_ALREADY_BUILT && !remove) break;
 			_error_message = INVALID_STRING_ID;
 		} else {
 			total_cost.AddCost(ret);
+		}
 		if (tile == end_tile) break;
@@ @@ -701,13 +699,13 @@ static CommandCost CmdRailTrackHelper(Ti @@
 		tile += ToTileIndexDiff(_trackdelta[trackdir]);
 		/* toggle railbit for the non-diagonal tracks */
 		if (!IsDiagonalTrackdir(trackdir)) ToggleBit(trackdir, 0);
+	}
 	return (total_cost.GetCost() == 0) ? CommandCost(STR_1007_ALREADY_BUILT) : total_cost;
+	return (total_cost.GetCost() == 0) ? CommandCost(remove ? INVALID_STRING_ID : STR_1007_ALREADY_BUILT) : total_cost;
+}
 /** Build rail on a stretch of track.
  * Stub for the unified rail builder/remover
  * @param tile start tile of drag
  * @param flags operation to perform

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