comp.lang.idl-pvwave archive: archive » Re: Command line arguments

Home » Public Forums » archive » Re: Command line arguments

Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend

Re: Command line arguments [message #42536 is a reply to message #42535]

Fri, 11 February 2005 12:46

Craig Markwardt
Messages: 1869
Registered: November 1996

Senior Member

"Mr. No Address" <no_given_address@landofthelost.net> writes:
> Way back in the day I posted a very similar question. Someone gave me a
> solution using environment variables that has worked fine all this
> time, but now I'm updating things and I'm seeking a cleaner solution.
> Here we go...
>
> I have a Perl program that I compile and run an IDL program from. I'm
> now looping through several hundred times and it seems wasteful to
> compile the IDL program every loop.
>
> # The relevant Perl code...
> $ENV{"file"}="$filepath";
> open(IDL, "|/usr/local/bin/idl") || die "Can't open IDL: $!";
> print IDL ".Compile mentor \n";
> print IDL "mentor \n";
> close IDL;
>
> # The relevant IDL code...
> PRO mentor
> file=GETENV('file')
>
> I would like to compile the program once outside the loop and then pass
> the file using an argument instead grabbing the file from an environment
> variable. Can I do something like this?
>
> print IDL "mentor, $filepath\n";

You need to put quotation marks around it, as in:

print IDL "mentor, '$filepath'\n";

That has worked for me in the past.

Good luck!
Craig

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

Report message to a moderator

[Message index]

		Re: Command line arguments By: David Fanning on Fri, 11 February 2005 18:42
		Re: Command line arguments By: Craig Markwardt on Fri, 11 February 2005 14:52
		Re: Command line arguments By: Mr. No Address on Fri, 11 February 2005 14:19
		Re: Command line arguments By: Mr. No Address on Fri, 11 February 2005 14:11
		Re: Command line arguments By: Mr. No Address on Fri, 11 February 2005 13:49
		Re: Command line arguments By: Michael Wallace on Fri, 11 February 2005 13:17
		Re: Command line arguments By: Craig Markwardt on Fri, 11 February 2005 12:46
		Re: Command line arguments By: Mr. No Address on Thu, 17 February 2005 08:23
		Re: Command line arguments By: JD Smith on Mon, 21 February 2005 09:56

Previous Topic:	Dynamically resizing arrays
Next Topic:	how to rerun subroutine only?

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Fri Nov 28 10:36:44 PST 2025

Total time taken to generate the page: 6.56529 seconds