Re: [PATCH v2] Improved ^c support for gdb/guile

Ludovic Courtès
2014-02-18T17:46:05Z

Eli Zaretskii <eliz@gnu.org> skribis:

>> From: ludo@gnu.org (Ludovic Courtès)
>> Cc: xdje42@gmail.com, gdb-patches@sourceware.org, guile-devel@gnu.org
>> Date: Tue, 18 Feb 2014 17:45:27 +0100

[...]

>> >> The non-pthread code is used when Guile is built without pthread
>> >> support. In that case, the async is queued directly from the signal
>> >> handler.
>> >
>> > So why cannot this code be used by GDB?
>>
>> Because GDB uses whichever Guile is available. If the user has Guile
>> built with pthread support, then that’s what GDB uses.
>
> Sorry, I meant why that code couldn't be used when Guile was built
> without pthreads.

Because with the patch Doug posted, both the SIGINT thread and GDB’s
main thread would call libguile.

A different strategy would need to be used when Guile lacks pthread
support.

Ludo’.