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Re: WHILE NOT EOF(lun) wierdness under IDL 4.0.1 on Win NT [message #6392 is a reply to message #6387]

Tue, 18 June 1996 00:00

Joseph M Zawodny
Messages: 24
Registered: March 1996

Junior Member

Peter Mason wrote:
>
> Since Idl version 4, I found I have to use the /BINARY switch (and
> /NOAUTOMODE, to be safe) on my OPEN calls under Windows, to get things
> to work as expected.
> I first noticed a problem while using READU/WRITEU with structures and
> a binary file opened with /XDR - the reads and writes would sometimes
> (unpredictably) work incorrectly - I sometimes couldn't read back into
> the structure from which I had written (and it contained no strings :).
> Using the above switches sorted it out.
>
> I didn't notice problems like the one you described above (still can't
> understand why the code would work from the command line and not from
> within a routine), but try OPEN,/BINARY,/NOAUTOMODE - it's worth a shot.
>
> Peter Mason

Well this worked for me, but where did you find out about these keywords?
I did not see them in the manual under the OPEN statement, nor in either
the online help or the little "IDL For Windows" booklet. It is hard to
solve a problem when you do not know what tools are at your disposal.

Thanks again,

--
Work: Dr. Joseph M. Zawodny Play: Joe Zawodny
NASA Langley Research Center KO4LW@amsat.org
E-mail: J.M.Zawodny@LaRC.NASA.gov zawodny@exis.net

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[Message index]

		Re: WHILE NOT EOF(lun) wierdness under IDL 4.0.1 on Win NT By: Peter Mason on Wed, 19 June 1996 00:00
		Re: WHILE NOT EOF(lun) wierdness under IDL 4.0.1 on Win NT By: Joseph M Zawodny on Tue, 18 June 1996 00:00
		Re: WHILE NOT EOF(lun) wierdness under IDL 4.0.1 on Win NT By: Peter Mason on Tue, 18 June 1996 00:00

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