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Date: Wed, 24 Jul 2013 15:41:46 -0400
From: Rich Felker <>
Subject: Re: Proposed roadmap to 1.0

On Thu, Jul 25, 2013 at 12:25:06AM +0800, orc wrote:
> > > I faced problem when I tried to build dhcpcd with musl. I
> > > dropped dhcpcd then, found simple default.script for udhcpc and
> > > forgot about any problems.
> > 
> > Do you know what dhcpcd needs it for? If it's just automatic binding
> > when you don't specify an interface, that's probably a bad idea
> > anyway... But maybe we should support it.
> It listed interfaces internally, compared command line argument with
> each, and if not found, exited with error. An interface of question was
> down at the moment, so was not listed by getifaddrs().

OK, this is just gratuitous brokenness/non-portability. if_nametoindex
can be used to check whether an interface name is valid, and
if_nameindex gives you a list of all interfaces.


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