Re: [PATCH] glibc / uclibc / bionic switch vs. non-Linux, GNU-based systems

[Mark Mitchell <mark@codesourcery.com>]

On 12/20/2010 6:39 AM, Maxim Kuvyrkov wrote:

>> This alternative patch limits use of linux.opt to those targets
>> for which it is relevant - that is, *-*-linux* (systems using the
>> Linux kernel and an MMU-based ABI), as those are the systems for
>> which alternative libcs may be available withing a single compiler 
>> configuration.
> 
> The patch looks OK to me, thanks for cleaning this up!  Any global
> maintainer wishes to bless it?

Looks good to me.

> Even though it may be debatable that MMU-less systems may benefit
> from multiple C libraries supported within a single compiler
> configuration, it's very clear that definitions of such C libraries
> and corresponding -m<library> options should be located outside of
> linux.opt.

And, I think it's clear that MMU-less systems do benefit from this kind
of functionality in general, though perhaps from different libraries.
Various RTOSes ship with various C libraries, and it's entirely
reasonable that a *-elf configuration have support for multiple run-time
libraries as well.

Thank you,

-- 
Mark Mitchell
CodeSourcery
mark@codesourcery.com
(650) 331-3385 x713