[gradsusr] Request environment variable for shapefiles

[Dave Allured]

That would be great.  Thanks!

--Dave

On 8/2/2011 12:16 PM, Jennifer Adams wrote:
> Brian and I are now talking about adding GASHP to the GrADS-relevant
> environment variables, rather than overload GASCRP. I think your
> suggested search order is correct. --Jennifer
>
>
> On Aug 2, 2011, at 2:06 PM, Dave Allured wrote:
>
>> Jennifer,
>>
>> Using GASCRP would be sufficient. However, I suggest this search
>> order:
>>
>> 1. current dir
>> 2. dirs in GASCRP
>> 3. GADDIR
>>
>> This is because the GADDIR install directory is read-only for me and
>> some other users, and it would be good to have a clean mechanism to
>> override shapefile collections that might hypothetically find their
>> way into GADDIR.
>>
>> Thanks for your consideration.
>>
>> --Dave
>>
>> On 8/2/2011 8:47 AM, Jennifer Adams wrote:
>>> How about using the directories in the GASCRP variable?
>>> 1. current dir
>>> 2. GADDIR
>>> 3. dirs in GASCRP
>>>
>>> That requires the least amount of new code and documentation.
>>> --Jennifer
>>>
>>>
>>> On Aug 1, 2011, at 2:03 PM, Dave Allured wrote:
>>>
>>>> Hi. This is a feature request for a separate environment variable
>>>> for the path to shapefiles. In recent GrADS versions, GADDIR is
>>>> used for both installation data files and shapefiles. Mixing an
>>>> installation directory with a user supplemented directory can create
>>>> some problems.
>>>>
>>>> I think a new environment variable such as GASHAPEDIR would be most
>>>> helpful. It would be nice if multiple paths could be specified as a
>>>> space separated list, as is now the case for GASCRP. For
>>>> compatibility, I suggest that the search order for shapefiles be as
>>>> follows:
>>>>
>>>> 1. Current directory.
>>>> 2. Paths in GASHAPEDIR, left to right.
>>>> 3. GADDIR.
>>>>
>>>> There are other ways to accomplish the goal. Multiple paths in
>>>> GADDIR is one of them. A separate environment variable seems most
>>>> user friendly to me.
>>>>
>>>> If desired, I would be willing to attempt a patch for this. What do
>>>> you think?
>>>>
>>>> --Dave A.
>>>> NOAA/PSD/CIRES
>>>> Boulder, Colorado
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>
> --
> Jennifer M. Adams
> IGES/COLA
> 4041 Powder Mill Road, Suite 302
> Calverton, MD 20705
> jma at cola.iges.org <mailto:jma at cola.iges.org>
>
>
>
>
>
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