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Re: VAX IDL save format [message #23538] Thu, 01 February 2001 08:22
hugh_evans is currently offline  hugh_evans
Messages: 2
Registered: February 2001
Junior Member
In article <30JAN01.18211461@feda34.fed.ornl.gov>,
Dave Greenwood <greenwoodde@ornl.gov> wrote:
> davidf@dfanning.com (David Fanning) wrote:
>> Craig Markwardt (craigmnet@cow.physics.wisc.edu) writes:
>>
>>> Was it running IDL?
>>
>> No, they couldn't afford the maintenance. :-(
>
> Hey - I just shut down a VAX. It, VMS and pre-version-number IDL were
> all running just fine, thank you. (Can't say as much for the 3rd
party
> hardware connected to it.) We got it second hand several years ago
and
> had never paid a $0.01 in hardware maintenance. Wish I could say as
> much for the PeeCee's I have to use.
>
> Dave (who will now go back to lurking)


We still have a couple of OpenVMS Vaxen running happily along in the
machine room. They are running (Still!) PVWave v3, v4, v5 , and V6 -
but we didn't get IDL until a few years ago- so we have to go to the
Alphas for that (No VAX support).

My guess is that the Wave/IDL savefile format is identical for the
earlier incarnations.

Hugh


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Re: VAX IDL save format [message #23572 is a reply to message #23538] Tue, 30 January 2001 10:21 Go to previous message
Dave Greenwood is currently offline  Dave Greenwood
Messages: 33
Registered: October 2000
Member
davidf@dfanning.com (David Fanning) wrote:
> Craig Markwardt (craigmnet@cow.physics.wisc.edu) writes:
>
>> Was it running IDL?
>
> No, they couldn't afford the maintenance. :-(

Hey - I just shut down a VAX. It, VMS and pre-version-number IDL were
all running just fine, thank you. (Can't say as much for the 3rd party
hardware connected to it.) We got it second hand several years ago and
had never paid a $0.01 in hardware maintenance. Wish I could say as
much for the PeeCee's I have to use.

Dave (who will now go back to lurking)
--------------
Dave Greenwood Email: Greenwoodde@ORNL.GOV
Oak Ridge National Lab %STD-W-DISCLAIMER, I only speak for myself
Re: VAX IDL save format [message #23577 is a reply to message #23572] Tue, 30 January 2001 09:04 Go to previous message
davidf is currently offline  davidf
Messages: 2866
Registered: September 1996
Senior Member
Craig Markwardt (craigmnet@cow.physics.wisc.edu) writes:

> Was it running IDL?

No, they couldn't afford the maintenance. :-(

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438 E-Mail: davidf@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155
Re: VAX IDL save format [message #23579 is a reply to message #23577] Tue, 30 January 2001 08:39 Go to previous message
Craig Markwardt is currently offline  Craig Markwardt
Messages: 1869
Registered: November 1996
Senior Member
davidf@dfanning.com (David Fanning) writes:


> Craig Markwardt (craigmnet@cow.physics.wisc.edu) writes:
>
>> If you don't have a VAX I would
>> say you need to ask the RSI folks.
>
> I think I saw one in the Smithsonian Museum the
> last time I was in Washington. :-)

Was it running IDL?



--
------------------------------------------------------------ --------------
Craig B. Markwardt, Ph.D. EMAIL: craigmnet@cow.physics.wisc.edu
Astrophysics, IDL, Finance, Derivatives | Remove "net" for better response
------------------------------------------------------------ --------------
Re: VAX IDL save format [message #23582 is a reply to message #23579] Tue, 30 January 2001 07:58 Go to previous message
davidf is currently offline  davidf
Messages: 2866
Registered: September 1996
Senior Member
Craig Markwardt (craigmnet@cow.physics.wisc.edu) writes:

> If you don't have a VAX I would
> say you need to ask the RSI folks.

I think I saw one in the Smithsonian Museum the
last time I was in Washington. :-)

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438 E-Mail: davidf@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155
Re: VAX IDL save format [message #23583 is a reply to message #23582] Tue, 30 January 2001 07:05 Go to previous message
Craig Markwardt is currently offline  Craig Markwardt
Messages: 1869
Registered: November 1996
Senior Member
Mike Cooper <mcooper@ll.mit.edu> writes:

> Hi. Does anyone know if a translator exists to convert VAX save files to
> the
> gerneric XDR format used on other platforms? I have several data files
> saved under IDL1.0 for the VAX which I would know like to read into
> a newer version of IDL.
>
> Tia, -MjC
>

Does this not help? [ Documentation from RESTORE: ]

---
Note to VMS Users

When reading older VMS format files, IDL knows that all floating-point
values are in VAX format. These floating values are automatically
converted to IEEE format. Only VMS/IDL is able to restore the native
VMS format.

Note - If you are restoring a file created with VAX IDL version 1, you
must restore on a machine running VMS.
---

Given the above, and assuming you still have a VAX, you could restore
and then resave in the new format. If you don't have a VAX I would
say you need to ask the RSI folks.

Craig

--
------------------------------------------------------------ --------------
Craig B. Markwardt, Ph.D. EMAIL: craigmnet@cow.physics.wisc.edu
Astrophysics, IDL, Finance, Derivatives | Remove "net" for better response
------------------------------------------------------------ --------------
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