From: ludo@gnu.org (Ludovic Courtès)
To: Tom Tromey <tromey@redhat.com>
Cc: gdb-patches@sourceware.org, guile-user@gnu.org
Subject: Re: [PATCH v2 02/13] script language API for GDB: extension.[ch]
Date: Tue, 07 Jan 2014 23:05:00 -0000 [thread overview]
Message-ID: <87vbxv8kag.fsf@gnu.org> (raw)
In-Reply-To: <87iotvixu4.fsf@fleche.redhat.com> (Tom Tromey's message of "Tue, 07 Jan 2014 09:02:59 -0700")
Tom Tromey <tromey@redhat.com> skribis:
> Ludovic> Would it work, upon SIGINT, to do something like:
> Ludovic> (system-async-mark (lambda ()
> Ludovic> (throw 'system-error ... EINTR)))
> Ludovic> That would eventually raise an exception in Scheme code.
>
> According to the Guile docs one must use scm_sigaction, since
> scm_system_async_mark is not async-signal-safe.
Oh, right. This could be worked around by having a separate signal
delivery thread (which is what Guile currently does internally), but
that’s not so great.
I guess this is another limitation of Guile’s current signal handling
strategy, and something we should fix.
Ludo’.
next prev parent reply other threads:[~2014-01-07 23:05 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-11 5:11 Doug Evans
2013-12-23 21:57 ` Tom Tromey
2013-12-24 18:05 ` Doug Evans
2014-01-03 21:11 ` Ludovic Courtès
2014-01-06 21:53 ` Tom Tromey
2014-01-07 13:10 ` Ludovic Courtès
2014-01-07 16:03 ` Tom Tromey
2014-01-07 23:05 ` Ludovic Courtès [this message]
2014-01-08 3:17 ` Tom Tromey
2014-01-14 19:17 ` Tom Tromey
2014-01-15 14:52 ` Ludovic Courtès
2014-01-22 4:26 ` Mark H Weaver
2014-01-22 4:36 ` Doug Evans
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