[cfe-dev] c libraries implementation

[James Gregurich]

Out of curiosity, how does clang determine what standard C libraries and headers to use during a build? Is that documented anywhere? I did a quick google search to see I saw that mechanism discussed, I don't see a good document coming up on the topic.
 
-James


On Oct 10, 2013, at 11:30 AM, Yaron Keren <yaron.keren at gmail.com> wrote:

> FreeBSD has lots of good code.
> MUSL http://www.musl-libc.org/ is another library with BSD/MIT license.
> MingW has Windows specific code usually in the public domain.
> 
> 
> 
> 2013/10/10 David Chisnall <David.Chisnall at cl.cam.ac.uk>
> On 10 Oct 2013, at 17:03, Constantinos <conon246 at gmail.com> wrote:
> 
> >    Thanks, are any plans for a libc implementation as a llvm sub project? if any i will be glad to help on my free time.
> 
> There are existing open source, permissively licensed, libc implementations.  Derivatives of FreeBSD libc are used on Darwin (iOS / OS X), some OpenSolaris derviatives and Android.  NetBSD and OpenBSD also have their own libc implementations that occasionally share code.
> 
> We welcome contributors to FreeBSD libc, if you want to work on a C standard library implementation...
> 
> David
> 
> 
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