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Re: url-retrieve may cause hang
From: |
David Reitter |
Subject: |
Re: url-retrieve may cause hang |
Date: |
Tue, 17 Oct 2006 18:48:16 +0100 |
On 17 Oct 2006, at 15:57, Magnus Henoch wrote:
I have attached my first attempt. There are two problems with it:
Your patch works fine for my error case.
- DNS lookups are still synchronous. It seems we would need an
external library like GNU adns for that.
It seems like I'm getting an instant error when the firewall is
configured to delay/swallow UDP packets - which is good.
- There is no protocol for letting the callback know that retrieval
failed. Without this patch, the caller would immediately get an
error,
Yes, signaling in your sentinel is not a good idea, as it would be
difficult (impossible?) to catch the error from outside.
Thanks again for reacting so quickly, and apologies that I did not
report this earlier.
- Re: url-retrieve may cause hang, (continued)
- Re: url-retrieve may cause hang, Magnus Henoch, 2006/10/16
- Re: url-retrieve may cause hang, Kim F. Storm, 2006/10/17
- Re: url-retrieve may cause hang, Magnus Henoch, 2006/10/17
- Re: url-retrieve may cause hang, Stefan Monnier, 2006/10/17
- Re: url-retrieve may cause hang, Magnus Henoch, 2006/10/22
- Re: url-retrieve may cause hang, Richard Stallman, 2006/10/23
- Re: url-retrieve may cause hang, Chong Yidong, 2006/10/25
- Re: url-retrieve may cause hang, Magnus Henoch, 2006/10/25
- Re: url-retrieve may cause hang, Richard Stallman, 2006/10/26
- Re: url-retrieve may cause hang, Magnus Henoch, 2006/10/17
- Re: url-retrieve may cause hang,
David Reitter <=
- Re: url-retrieve may cause hang, Michaƫl Cadilhac, 2006/10/18
- Re: url-retrieve may cause hang, Richard Stallman, 2006/10/18
- Re: url-retrieve may cause hang, Magnus Henoch, 2006/10/18
- Re: url-retrieve may cause hang, Stefan Monnier, 2006/10/18
- Re: url-retrieve may cause hang, Richard Stallman, 2006/10/18