User Defined Functions in OpenGrADS

[Arlindo da Silva]

---------- Forwarded message ----------
> From: Paidemwoyo Munhutu <Paidemwoyo.Munhutu at noaa.gov>
> Date: Thu, Nov 19, 2009 at 4:49 PM
> Subject: RE: User Defined Functions in OpenGrADS
> To: ddasilva at umd.edu
>
>
> Hello,
>
> I am a software engineer at GFDL with NOAA and I would like to know if the
> user defined functions are still disabled in OpenGrADS
>

The old style UDFs are no longer supported. The OpenGrADS project supports
the dynamically linked extesions.


> . I built opengrads (GrADS_v2.0.a5) from source so I was not sure if I had
> made a mistake. I then downloaded the latest version GrADS 2.0.a7.oga.3. In
> both I ran the command query udft and it returned a warning message saying
> the feature was disabled. Is there anyway to enable it?
>
> The particular function I want to use is regrid2, but it is unrecognised
> because of this.
>
>
Try

ga-> q udf
ga-> q udc

or even

ga-> q udxt

 "q udft" is the old command, and the message you saw comes from the COLA's
part of the code. I agree, it is confusing.

    Arlindo

--
Arlindo da Silva
dasilva at alum.mit.edu
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