From: Ara.T.Howard@...
Date: 2004-08-25T05:45:40+09:00
Subject: Re: Find the number of open files

On Wed, 25 Aug 2004, Charles Mills wrote:

> On Aug 24, 2004, at 12:41 PM, Charles Mills wrote:
>
>> Is there an easy way to find out the number of open files held by a
>> process (using C or Ruby)?
>>
> I think the way I phrased the question above makes the problem sound
> harder than it is...
> I am unittesting a C extension.  The extension opens files using
> open().  I want to make sure that the extension closes all the files it
> opens (when errors occur or whatever).
>
> So I figured getting a count of open file descriptors before the
> extension code is called and after it is finished would enable me to do
> this.

define an xopen that updates a static var - then you won't have to worry about
some other process/thread/function opening up files and killing your test...

cheerx.

-a
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