From: Florian Weimer <fw@deneb.enyo.de>
To: Zack Weinberg <zackw@panix.com>
Cc: "Carlos O'Donell" <carlos@redhat.com>,
GNU C Library <libc-alpha@sourceware.org>
Subject: Re: Future of libio vtable compatibility
Date: Mon, 18 Jun 2018 19:08:00 -0000 [thread overview]
Message-ID: <87tvpzud44.fsf@mid.deneb.enyo.de> (raw)
In-Reply-To: <CAKCAbMg-fk4H82gstvZia6+PxGy6V1itZugadkRYqvB-cpiQXg@mail.gmail.com> (Zack Weinberg's message of "Mon, 18 Jun 2018 13:41:23 -0400")
* Zack Weinberg:
> On Mon, Jun 18, 2018 at 1:13 PM, Florian Weimer <fw@deneb.enyo.de> wrote:
>>
>> We could require that vtable compatibility requires setting an
>> environment variable in glibc 2.28. This might finally allow us to
>> gather some data. Either nobody needs backwards compatibility, or our
>> backwards compatibility is just too perfect. It's difficult to tell
>> why we don't see more bug reports in this area.
>
> This is not quite the same thing as vtable compatibility, but based on
> having had to read a bunch of the relevant code for the bits/types/
> work, I suspect that programs that require the "old" FILE struct have
> been broken for some time.
Do you mean source-level brokenness, or something that affects
compiled binaries?
next prev parent reply other threads:[~2018-06-18 19:08 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-15 7:50 Florian Weimer
2018-06-18 16:07 ` Carlos O'Donell
2018-06-18 17:15 ` Florian Weimer
2018-06-18 17:41 ` Zack Weinberg
2018-06-18 18:25 ` Adhemerval Zanella
2018-06-18 19:08 ` Florian Weimer [this message]
2018-06-18 19:26 ` Zack Weinberg
2018-06-18 19:22 ` Carlos O'Donell
2018-06-18 20:18 ` Florian Weimer
2018-06-18 20:28 ` Carlos O'Donell
[not found] ` <878t7bu834.fsf@mid.deneb.enyo.de>
[not found] ` <80e0f086-a966-618d-7b27-1f42a7b9a5c9@redhat.com>
2018-06-19 19:11 ` Florian Weimer
2018-06-19 19:20 ` Carlos O'Donell
2018-06-19 12:18 ` Joseph Myers
2018-06-19 12:39 ` Adhemerval Zanella
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