[Users] extension name of ioascii output files

[Thomas Radke]

Hee Il Kim wrote:
> Hi,
> 
> In some cases, the extension names, tl, xl, yl, zl are used for output file
> names. What's the reason "asc" or "xg" are not used for the extension names
> as described in the thorn guide? Is there anyway to control the extension
> names? I couldn't find any crucial difference between the two cases in the
> parameter files.

The reason for the "[txyzl]l" output file extensions is purely 
historical: they were used in Cactus 3. For backwards compatibility we 
kept them in Cactus 4, however you can switch to using the new filename 
extensions by setting

   IO::new_filename_scheme = "yes"

in your parameter files.

-- 
Cheers, Thomas.