[Tilesathome] catching ERRORLEVEL in Windows batch

[spaetz]

On Wed, Sep 03, 2008 at 11:46:33AM +0200, Dirk-L?der Kreie wrote:
>> [#0   0% ] tilesGen.pl has changed. Please restart new version.
>> Results in "EROORLEVEL=0" = success!
>
> Strictly speaking that is not a failure, because the program did what it 
> should correctly. From the Standpoint of someone expecting a result (as in 
> a generated tileset, or completed upload), it is a failure.
>
> So I think the client should automatically do what it was originally called 
> to do at that point instead of exiting.

+1