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From: Dave Benjamin <dave@ramenlabs.com>
To: David Allsopp <dra-news@metastack.com>
Cc: "'Caml List'" <caml-list@inria.fr>
Subject: Re: [Caml-list] Closing all open file descriptors
Date: Thu, 13 Sep 2007 23:41:51 -0700	[thread overview]
Message-ID: <46EA2D2F.4070108@ramenlabs.com> (raw)
In-Reply-To: <006b01c7f699$275fd6d0$017ca8c0@countertenor>

David Allsopp wrote:
> Probably irrelevant here, but this approach wouldn't work under Windows
> (Unix.file_descr is the Win32 file handle at that point which is often
> larger than 1024). More relevantly, Unix can be reconfigured to allow for
> more than 1024 open files.

Yes, I assumed that this would be non-portable, and that is yet another 
problem. It seems that dropping down to C is the only way to really do 
this right.

> Wouldn't an easier, portable way be to wrap Unix.openfile and Unix.close to
> maintain a set of open file_descrs or is your concern the risk of files left
> open by third party code?

The latter. The simple solution is to use Unix.set_close_on_exec from 
the parent process, but that only works if it's under my control.

Dave


  reply	other threads:[~2007-09-14  6:42 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-09-13 22:56 Dave Benjamin
2007-09-14  1:04 ` [Caml-list] " Erik de Castro Lopo
2007-09-14  6:35   ` Dave Benjamin
2007-09-14  6:48     ` Erik de Castro Lopo
2007-09-14  7:32       ` Dave Benjamin
2007-09-14  6:33 ` David Allsopp
2007-09-14  6:41   ` Dave Benjamin [this message]
2007-09-14 10:54     ` Andre Nathan
2007-09-14 10:00   ` Mattias Engdegård
2007-09-14 20:31     ` Dave Benjamin
2007-09-14 21:52       ` Oliver Bandel
2007-09-14 22:12         ` Markus E L
2007-09-15  9:15           ` Oliver Bandel
2007-09-15  9:26             ` Erik de Castro Lopo
2007-09-15 10:43               ` Oliver Bandel
2007-09-15 11:36                 ` Mattias Engdegård
2007-09-15 11:57                   ` Oliver Bandel
2007-09-15 14:27                     ` Markus E L
2007-09-15 12:16                   ` Oliver Bandel
2007-09-15 14:29                     ` Markus E L
2007-09-15 18:04                       ` skaller
2007-09-15 14:17                   ` Markus E L
2007-09-15 14:16                 ` Markus E L
2007-09-15 15:58                   ` Eric Cooper
2007-09-15 16:17                     ` Markus E L
2007-09-15 18:33                       ` skaller
2007-09-15 17:44                   ` skaller
2007-09-14 10:10 ` Gerd Stolpmann
2007-09-14 11:56 ` Oliver Bandel
2007-09-17 11:00 ` Ville-Pertti Keinonen

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