Date: Tue, 8 Oct 2013 19:48:34 -0400 From: Rich Felker <dalias@...ifal.cx> To: musl@...ts.openwall.com Subject: Re: [PATCH] getcwd: Set errno to EINVAL when size == 0 On Mon, Oct 07, 2013 at 04:29:53PM -0700, Michael Forney wrote: > On Mon, 07 Oct 2013 12:21:57 -0400, Rich Felker <dalias@...ifal.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. OK, I think that clears it up then. For now I'll apply your patch (and at the same time, replace the if branch with a proper block instead of the ugly comma operator hack) and we can worry about the glibc issue later. Rich
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