newbie: OS X and answer file ?

[Scott Rossi]

Recently, "Klaus Major"  wrote:

>> - I am using "answer file of type" and/or  "answer file with filter"
>> along with
>> parameters like "JPEG" or "JPEGPICT" or "GIFf" or "JPEGPICTGIFf" to try
>> to display to the user a directory listing in which only directories
>> and files
>> of those graphics types are displayed.
> 
> Tom is totally right here :-)
> 
> The syntax is correct, but some jpgs are dimmed and some are not.
> 
> answer file "sdsdsdd" with filter "*.jpg"
> 
> does not work at all on OS X (not that that would have surprised me ;-)
> 
> answer file "sddsd" of type "JPEG"
> 
> really shows some files and others not...
> 
> Can anybody shed some light on this, please?
> 
> 
> But looks like:
> 
> answer file "sdsdsdd" with filter "GIFf"
> 
> for gif-files works as exspected.
> 
> !!! Please note the correct spelling:
> capital G, I, F but a small f at the end!!!

Perhaps the answer mechanism is looking at Mac-based file type information,
not at filename suffixes?  I could be wrong but I don't believe "jpg" is a
valid JPEG filetype so maybe that's why some items appear unavailable.

Regards,

Scott Rossi
Creative Director
Tactile Media, Multimedia & Design
-----
E: scott at tactilemedia.com
W: http://www.tactilemedia.com