(svn r3181) -Bracing

-Indentation
-Whitespace
-DeMorgan's Law
-Test with NULL or 0 for non-booleans
-'\0' instead of 0 for chars
-Remove redundantly redundant comments (like DoFoo(); // Do foo)
-Join multiple short lines with a single statement
-Split single lines with multiple statements
-Avoid assignments in if

ai/trolly/build.c

@@ -250,8 +250,7 @@ int AiNew_Build_Vehicle(Player *p, TileIndex tile, byte flag)
 	int i = AiNew_PickVehicle(p);
 	if (i == -1) return CMD_ERROR;
 
-	if (p->ainew.tbt == AI_TRAIN)
-	return CMD_ERROR;
+	if (p->ainew.tbt == AI_TRAIN) return CMD_ERROR;
 
 	return DoCommandByTile(tile, i, 0, flag, CMD_BUILD_ROAD_VEH);
 }