From: Florian Weimer <fweimer@redhat.com>
To: Dave Martin <Dave.Martin@arm.com>
Cc: "Dmitry V. Levin" <ldv@altlinux.org>,
Arnd Bergmann <arnd@arndb.de>,
Albert ARIBAUD <albert.aribaud@3adev.fr>,
"H. Peter Anvin" <hpa@zytor.com>,
GNU C Library <libc-alpha@sourceware.org>,
linux-api@vger.kernel.org
Subject: Re: extending wait4(2) or waitid(2) linux syscall
Date: Fri, 16 Nov 2018 13:40:00 -0000 [thread overview]
Message-ID: <874lchrvha.fsf@oldenburg.str.redhat.com> (raw)
In-Reply-To: <20181116124238.GT3505@e103592.cambridge.arm.com> (Dave Martin's message of "Fri, 16 Nov 2018 12:42:40 +0000")
* Dave Martin:
> The traditional way would be install a handler for SIGCHLD and
> do a sigsuspend()/pselect()/ppoll(). Then when the suspend() returns,
> you pump the status of any children with wait*(..., WNOHANG).
>
> Does that not work for you for some reason?
Changing signal handlers is not what a library should do because they
are process-global (not even thread-specific).
Thanks,
Florian
next prev parent reply other threads:[~2018-11-16 13:40 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-20 13:20 Sixth draft of the Y2038 design document Albert ARIBAUD
2017-06-21 10:22 ` Y2038: seventh draft of the design document and 1st WIP branch Albert ARIBAUD
2018-11-15 14:04 ` Sixth draft of the Y2038 design document Dmitry V. Levin
2018-11-15 14:39 ` Arnd Bergmann
2018-11-15 15:30 ` extending wait4(2) or waitid(2) linux syscall Dmitry V. Levin
2018-11-15 15:38 ` hpa
2018-11-16 7:14 ` Arnd Bergmann
2018-11-16 10:27 ` Florian Weimer
2018-11-16 15:17 ` Arnd Bergmann
2018-11-16 16:03 ` Paul Eggert
2018-11-16 18:46 ` hpa
2018-11-16 18:48 ` hpa
2018-11-16 7:13 ` Arnd Bergmann
2018-11-16 12:42 ` Dave Martin
2018-11-16 13:40 ` Florian Weimer [this message]
2018-11-16 14:26 ` Dave Martin
2018-11-17 1:50 ` Arnd Bergmann
2018-11-26 15:18 ` Florian Weimer
2018-11-26 17:15 ` Arnd Bergmann
2018-11-26 17:27 ` Daniel Colascione
2018-11-28 9:31 ` Florian Weimer
2018-11-28 9:37 ` Christian Brauner
2018-11-28 9:41 ` Florian Weimer
2018-11-28 18:50 ` Daniel Colascione
2018-11-15 18:25 ` Sixth draft of the Y2038 design document hpa
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