20030709: 20030708: [Fwd: scripted GEMPAK, and color table selection]

Neil,

Yes. They are environmental variables that you can set.
They are typically used by the National Centers (such as the
Marine prediction desk, etc).

Steve

>From: "Neil R. Smith" <address@hidden>
>Organization: UCAR/Unidata
>Keywords: 200307091735.h69HZOLd025250

>Thanks Steve. 
>Are NCDESK and NCSITE shell environment variables that can be
>initialized anywhere at anytime, eg., in a gempak product generation
>script?
>-Neil
>On Tue, 2003-07-08 at 18:55, Unidata Support wrote:
>> 
>> Neil,
>> 
>> The xw (and therefore gf) drivers search for coltbl.xwp
>> in the following order/location:
>> 
>> <from fltbop.f>
>> C*      1. filename (local)                       *
>> C*      2. path/filename (TABLE as given)         *  <- not applicable here
>> C*      3. $NCDESK/type/filename                  *
>> C*      4. $NCSITE/type/filename                  *
>> C*      5. $GEMTBL/type/filename               *
>> 
>> where type is the name "color", so the last location searched ins $GEMTBL/co
> lor.
>> 
>> You could utilize the other locations, such as $NCDESK/colors/coltbl.xwp
>> (where NCDESK is appropriate the the specific host nfs mounting the work dir
> ectory).
>> 
>> 
>> The name coltbl.xwp is used by the device driver, unless the program
>> makes a specific call to the gplt routine GSCTBL to define the
>> color table name- which none of the GEMPAK programs are doing,
>> but could be done by.
>> 
>> In the past, I have also done things such as edit the device driver code
>> to search for an environmental variable name first before using the
>> default coltbl.xwp file name (eg $GEMCOLTBL).
>> 
>> Steve Chiswell
>
>-- 
>Neil R. Smith, Comp. Sys. Mngr.                address@hidden
>Dept. Atmospheric Sci., Texas A&M Univ.        979/845-6272 FAX:979/862-4466
>