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Re: Introducing slight binary incompatibility in newer executables?
- To: cygwin-developers at sourceware dot cygnus dot com
- Subject: Re: Introducing slight binary incompatibility in newer executables?
- From: Earnie Boyd <earnie_boyd at yahoo dot com>
- Date: Sun, 25 Jun 2000 15:10:09 -0700 (PDT)
- Reply-To: earnie_boyd at yahoo dot com
--- Chris Faylor <cgf@cygnus.com> wrote:
> I am contemplating a change to the cygwin crt0 code that will move some
> more shared data into the DLL. I can make the DLL backwards compatible
> with older executables but making the new executables backwards
> compatible with older DLLs is not as easy. So:
>
> DLL "New" exe "Old" exe
> <1.1.3 doesn't work works
> >1.1.3 works works
>
> What's the consensus on this? We've discussed breaking binary
> compatibility from time to time. This is not precisely that bad
> but it may generate some confused mailing list traffic.
>
> The error will be something like "entry point cygwin_user_data not
> found". The solution will be simple: "Upgrade your DLL".
>
> The benefits are smaller user programs and a slightly faster cygwin DLL.
>
I'm in favor of anything that adds speed up. I would suggest a final release
of the current dll (a 1.1.4) and to increment the minor version so that we
would get 1.3.0.
Cheers,
=====
---
Earnie Boyd: <mailto:earnie_boyd@yahoo.com>
__Cygwin: POSIX on Windows__
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