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Re: Perform 'find' command (LINUX) in IDL environment [message #91032 is a reply to message #91031]

Wed, 27 May 2015 01:27

Helder Marchetto
Messages: 520
Registered: November 2011

Senior Member

On Wednesday, May 27, 2015 at 10:19:45 AM UTC+2, Kai Heckel wrote:
> Am Mittwoch, 27. Mai 2015 09:55:55 UTC+2 schrieb Helder:
>> On Wednesday, May 27, 2015 at 9:34:09 AM UTC+2, Kai Heckel wrote:
>>> Hey there!
>>> For reasons of processing time I'd like to replace a 'FILE_SEARCH' command with a faster 'find' LINUX command.
>>>
>>> Here is what I have so far...
>>>
>>> mydir = 'F:\startdir\anotherdir\maindir\data'
>>> cd, mydir
>>> spawn, 'pwd'
>>> spawn, 'find' -type f -name "*132.txt"
>>>
>>>
>>> The result should be every text file ending with "132.txt".
>>> Where am I going wrong here?
>>>
>>> Thanks,
>>> Kai
>>
>> Hi,
>> I have no Linux to test this, but the spawn command expects a string as argument. Therefore I would do something like:
>>
>> spawn, 'find -type f -name "*132.txt"'
>>
>> Not tested!
>>
>> Cheers,
>> Helder
>
> Perfect, this works, thanks for that.
>
> How can I store the search results in a variable in order to use them in IDL.
>
> Something like this:
>
> results = spawn, 'find -type f -name "*132.txt"'

Look at the spawn documentation: http://www.exelisvis.com/docs/SPAWN.html
The synthax is:
SPAWN [, Command [, Result] [, ErrResult] ]
and result is what you need.
So that should rather look like:
spawn, 'find -type f -name "*132.txt"', myOutput
print, myOutput

cheers,
Helder

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[Message index]

		Perform 'find' command (LINUX) in IDL environment By: Kai Heckel on Wed, 27 May 2015 00:34
		Re: Perform 'find' command (LINUX) in IDL environment By: Helder Marchetto on Wed, 27 May 2015 00:55
		Re: Perform 'find' command (LINUX) in IDL environment By: Kai Heckel on Wed, 27 May 2015 01:19
		Re: Perform 'find' command (LINUX) in IDL environment By: Helder Marchetto on Wed, 27 May 2015 01:27
		Re: Perform 'find' command (LINUX) in IDL environment By: Kai Heckel on Wed, 27 May 2015 02:04
		Re: Perform 'find' command (LINUX) in IDL environment By: Lajos Foldy on Wed, 27 May 2015 03:48

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