From: Pedro Alves <palves@redhat.com>
To: paul@mad-scientist.net, Simon Marchi <simon.marchi@polymtl.ca>
Cc: gdb@sourceware.org
Subject: Re: GDB (not) handling SIGINT...?
Date: Thu, 15 Nov 2018 18:04:00 -0000 [thread overview]
Message-ID: <735333d4-aeef-f10f-9623-cf3f67da3145@redhat.com> (raw)
In-Reply-To: <6b62b6016ee54a525a4a78618be56b21f1e462df.camel@mad-scientist.net>
On 11/15/2018 05:12 PM, Paul Smith wrote:
> Oh, I understand now. The SIGINT is passed to the child to get it to
> stop. Somehow I assumed that there was a magical ptrace way to do
> this, rather than having to send normal signals.
>
Exactly.
> I guess there is now: using PTRACE_SEIZE instead of PTRACE_ATTACH,
> which will allow you to later send PTRACE_INTERRUPT: presumably if this
> were used would solve the problem for attached processes anyway...?
Yup, assuming we're OK with "ctrl-c" in the GDB console not
resulting in SIGINT.
Thanks,
Pedro Alves
next prev parent reply other threads:[~2018-11-15 18:04 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-13 22:37 Paul Smith
2018-11-14 22:32 ` Simon Marchi
2018-11-15 13:55 ` Pedro Alves
2018-11-15 16:01 ` Paul Smith
2018-11-15 16:24 ` Pedro Alves
2018-11-15 18:01 ` Paul Smith
2018-11-15 18:04 ` Pedro Alves [this message]
2018-11-15 18:27 ` Paul Smith
2018-11-19 19:07 ` Paul Smith
2018-11-19 19:44 ` Paul Smith
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