Re: [PATCH 1/2] libc: fix setting return value and errno in fallocate()

Rich Felker <[email protected]> Thu, 17 Sep 2015 17:52:55 -0400

Newsgroups	gmane.comp.lib.uclibc.general
Message-ID	<[email protected]>

On Thu, Sep 17, 2015 at 09:27:40PM +0200, Bernhard Reutner-Fischer wrote:
> On September 17, 2015 6:16:48 PM GMT+02:00, Yuriy Kolerov <[email protected]> wrote:
> >Hi Rich.
> >
> >fallocate must return 0 or -1. However posix_fallocate my return an
> >error code. So I think it would be better to allow posix_fallocate
> >change errno as fallocate does it and fix posix_fallocate return value
> >according to POSIX.
> 
> fallocate () should be implemented on top of posix_fallocate, yes.

I don't think this is possible. fallocate has an extra mode argument
which posix_fallocate lacks.

Rich