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From: Michael Forney <mforney@mforney.org>
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Subject: Re: [PATCH] getcwd: Set errno to EINVAL when size == 0
Date: Mon, 07 Oct 2013 16:29:53 -0700
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On Mon, 07 Oct 2013 12:21:57 -0400, Rich Felker <dalias@aerifal.cx> wrote:
> In principle the kernel should be generating the EINVAL if size is 0,
> but maybe it does the wrong thing...?

Yeah, from what I could tell, it returns ERANGE in all cases where it
can't fit the cwd into the buffer.

-- 
Michael Forney <mforney@mforney.org>