This is the mail archive of the
libc-alpha@sourceware.org
mailing list for the glibc project.
Re: Future of libio vtable compatibility
* 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?