| Re: IDL and UNIX setenv [message #25521 is a reply to message #25427] |
Mon, 18 June 2001 08:01   |
nmw
Messages: 18
Registered: January 1995
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Junior Member |
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In article , "Daniel Peduzzi" <peduzzi@mediaone.net> writes:
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> Date: Mon, 18 Jun 2001 14:52:30 GMT
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> Xref: leicester comp.lang.idl-pvwave:11510
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>
> Nigel Wade wrote in message <9gkfmi$jgv4$2@rook.le.ac.uk>...
>>
>> In article , "Daniel Peduzzi" <peduzzi@mediaone.net> writes:
>>>
>>> I tried to append the "/usr1/guest/bin/" directory to my UNIX
>>> path before starting an IDL session, but the path information
>>> doesn't seem to be propagated into IDL.
>>
>> I'm pretty sure it uses PATH to determine the location of the
>> program.
>>
>> Try checking your PATH carefully to make sure that you haven't added
>> it incorrectly. If you can run "myprog" from the command line you
>> should be able to run it from within IDL.
>>
>
> That's what I thought, too. Before I started IDL, I verified that
> I could run "myprog" from any directory as a result of extending
> the path correctly. But subsequently, I'm not able to SPAWN the
> program from within IDL without indicating its exact location.
>
>> What do you get if you run :
>>
>> IDL> spawn,'echo $PATH'
>>
>
>
> I get the UNIX pathname BEFORE I extended the path. Not only that,
> but if I try to extend the PATH environment variable from within
> IDL, I still can't run "myprog". Boy, am I confused!
>
> Dan
>
>
What shell are you using?
I notice that in the subject you mention setenv which implies you
are using csh/tcsh. AFIAK spawn will use sh so there may be some
difference between the path you set in csh/tcsh and the path used
by sh.
Are you actually setting and exporting PATH?
--
-----------------------------------------------------------
Nigel Wade, System Administrator, Space Plasma Physics Group,
University of Leicester, Leicester, LE1 7RH, UK
E-mail : nmw@ion.le.ac.uk
Phone : +44 (0)116 2523568, Fax : +44 (0)116 2523555
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