(svn r4640) - Add: IsValidDiagDirection, IsValidDirection and IsValidAxis functions.

- Codechange: Use IsValidDiagDirection() in CmdBuildRoadStop().
2006-05-01 09:34:23 +00:00
parent 5c677d49f4
commit daef7e410c
2 changed files with 18 additions and 2 deletions
--- a/station_cmd.c
+++ b/station_cmd.c
@@ -1360,7 +1360,7 @@ int32 CmdBuildRoadStop(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
 	bool type = !!p2;

 	/* Saveguard the parameters */
-	if (p1 > 3) return CMD_ERROR;
+	if (!IsValidDiagDirection(p1)) return CMD_ERROR;

 	SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);