From: Paul Eggert <eggert@cs.ucla.edu>
To: Florian Weimer <fweimer@redhat.com>
Cc: bug-gnulib@gnu.org, libc-alpha@sourceware.org, binutils@sourceware.org
Subject: Re: Undefined use of weak symbols in gnulib
Date: Mon, 26 Apr 2021 23:50:26 -0700 [thread overview]
Message-ID: <ad259dd6-6998-37a4-d893-12457c5a24fe@cs.ucla.edu> (raw)
In-Reply-To: <87o8e0p92r.fsf@oldenburg.str.redhat.com>
On 4/26/21 10:53 PM, Florian Weimer via Libc-alpha wrote:
> This will become an urgent issue with glibc 2.34, which defines
> pthread_mutexattr_gettype unconditionally. Certain gnulib modules will
> stop working until the binaries are relinked.
Thanks for mentioning this. But in what sense will the modules stop
working? I'm a little lost.
glibc 2.34 also defines pthread_once unconditionally, right? So why
doesn't code like this:
if (pthread_mutexattr_gettype != NULL)
pthread_once (control, callback);
continue to work in 2.34?
next prev parent reply other threads:[~2021-04-27 6:50 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-27 5:53 Undefined use of weak symbols in gnulib Florian Weimer
2021-04-27 6:50 ` Paul Eggert [this message]
2021-04-27 6:58 ` Florian Weimer
2021-04-27 7:13 ` Paul Eggert
2021-04-27 7:24 ` Andreas Schwab
2021-04-27 11:06 ` Florian Weimer
2021-04-28 0:09 ` Bruno Haible
2021-04-28 2:10 ` H.J. Lu
2021-04-28 2:13 ` H.J. Lu
2021-05-05 20:31 ` Fangrui Song
2021-04-28 8:35 ` Florian Weimer
2021-04-28 13:15 ` Michael Matz
2021-04-28 7:44 ` Florian Weimer
2021-04-28 14:48 ` Bruno Haible
2021-04-28 17:44 ` Florian Weimer
2021-07-17 14:38 ` Bruno Haible
2021-07-17 14:55 ` Florian Weimer
2021-07-17 16:39 ` Bruno Haible
2021-07-27 20:02 ` Joseph Myers
2021-07-27 20:19 ` Florian Weimer
2021-07-27 23:38 ` Paul Eggert
2021-07-17 16:21 ` Bruno Haible
2021-04-27 23:22 ` Bruno Haible
2021-04-27 23:47 ` Bruno Haible
2021-04-28 7:57 ` Florian Weimer
2021-04-28 14:40 ` Bruno Haible
2021-04-28 17:43 ` Florian Weimer
2021-04-29 15:15 ` Bruno Haible
2021-04-30 9:55 ` Florian Weimer
2021-04-29 6:33 ` Ben Pfaff
2021-05-03 1:44 ` Alan Modra
2021-07-12 10:04 ` Michael Hudson-Doyle
2021-07-12 15:03 ` Florian Weimer
2021-07-12 15:30 ` Matthias Klose
2021-07-12 15:37 ` Florian Weimer
2021-07-13 0:22 ` Michael Hudson-Doyle
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