linux-kernel - Re: [patch] F_GETPATH implementation (rev 2)

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Message-ID: <Pine.LNX.4.64.0804151038250.8218@alien.or.mcafeemobile.com>
Date:	Tue, 15 Apr 2008 10:43:53 -0700 (PDT)
From:	Davide Libenzi <davidel@...ilserver.org>
To:	Michael Kerrisk <mtk.manpages@...glemail.com>
cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Arnd Bergmann <arnd@...db.de>, Al Viro <viro@....linux.org.uk>,
	Michael Kerrisk <mtk.manpages@...il.com>,
	Christoph Hellwig <hch@...radead.org>
Subject: Re: [patch] F_GETPATH implementation (rev 2)

On Tue, 15 Apr 2008, Michael Kerrisk wrote:

> On Tue, Apr 15, 2008 at 4:41 AM, Linus Torvalds
> <torvalds@...ux-foundation.org> wrote:
> >
> >
> > On Mon, 14 Apr 2008, Davide Libenzi wrote:
> > >
> > > This is a small patch to support BSD's F_GETPATH on Linux.
> > > IMO the simplicity of the patch and the portability advantages makes it
> > > worth it. I'll leave to others to further comments it.
> >
> > So, I'd like to know who (if anybody) really uses F_GETPATH.
> 
> Davide described this as "BSD's F_GETPATH".  It's worth clarifying
> that more accurately this is "MacOS's F_GETPATH".  I can't find any
> trace of F_GETPATH on Net/Open/FreeBSD, Solaris doesn't seem to have
> it either, and none of the other systems I checked has it either.

Oh, I thought it was a common BSD-isdh thing. I did find it inside some 
OSX code indeed.
Given this, and given that the interface is not that great too (buffer 
size bolt in), I think we can safely drop it.



- Davide


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