From: Junio C Hamano <gitster@pobox.com>
Date: Mon, 23 Jan 2012 16:09:38 GMT
Subject: Re: [Q] Determing if a commit is reachable from the HEAD ?
Message-ID: <7vk44i9z99.fsf@alter.siamese.dyndns.org>
In-Reply-To: <201201231020.04041.brian.foster@maxim-ic.com>

Brian Foster <brian.foster@maxim-ic.com> writes:

>  I am probably misunderstanding ‘--quiet’, which the
>  man page cryptically describes as “... allow the
>  caller to test the exit status to see if a range
>  of objects is fully connected (or not).”  What is
>  meant here by “fully connected” ?

If the real history looks like this:

 ---Y---x---HEAD

i.e. the commit at HEAD says "parent x" in it, and your lacks "x"
for whatever reason, Y..HEAD is not fully connected.