Re: [PATCH] config.sub: Accept LLVM-style $cpu-$vendor-windows-cygnus

[Jacob Bachmeyer]

Zack Weinberg wrote:
> On Thu, Sep 21, 2023, at 9:49 PM, Jacob Bachmeyer wrote:
>   
> > I further argue that alternate output modes should only be supported
> > at config.sub; config.guess should always produce the current hyphen-
> > delimited tuple format.
> >     
>
> That would preclude autoconf using the new format.  We don't want to
> have to run both config.sub and config.guess, only one or the other
> depending on whether there were --build/--host/--target options on the
> command line.

I think that is ridiculous, considering how many other subprocesses 
configure will typically spawn---and most of them are far heavier-weight 
than config.sub!  Passing each tuple through config.sub to canonicalize 
and parse it should not be a serious problem.


-- Jacob