Re: Open items

From: "Merlin Moncure" <merlin(dot)moncure(at)rcsonline(dot)com>
To: "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: "PostgreSQL-development" <pgsql-hackers(at)postgresql(dot)org>, "Magnus Hagander" <mha(at)sollentuna(dot)net>
Subject: Re: Open items
Date: 2004-08-16 17:12:37
Message-ID: 6EE64EF3AB31D5448D0007DD34EEB3412A745F@Herge.rcsinc.local
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Sorry for the late reply, missed your initial response.

> "Merlin Moncure" <merlin(dot)moncure(at)rcsonline(dot)com> writes:
> >> Does anyone have any more?
>
> > win32 signal safe socket handler
>
> I thought that was solved long ago?

As magnus wrote, we need to confirm that ssl sockets don't block singals
while waiting or they will not execute signals until a query runs.

> > win32 query cancel in psql (?)
>
> What's the issue here?

Win32 ctrl-c handler runs in a separate thread which ultimately calls
TerminateProcess(). Problem is does an immediate kill which does not
send the cancel signal to the backend. The solution is to install a
custom ctrl-c handler (in fact a patch was submitted to do this) which
fires the appropriate signal. However, this code runs a separate
thread...the original patch (by Luf) was rejected because it did not
address thread safety issues.

Merlin

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