From: Junio C Hamano <gitster@pobox.com>
Date: Wed, 09 May 2012 21:50:16 GMT
Subject: Re: [PATCH 11/19] bash prompt: use bash builtins to find out current branch
Message-ID: <7vaa1hqb1j.fsf@alter.siamese.dyndns.org>
In-Reply-To: <20120509214534.GF6958@goldbirke>

SZEDER Gábor <szeder@ira.uka.de> writes:

> 'readlink' is not a bash builtin, so it would need the same number of
> fork()s and exec() as 'symbolic-ref'.  Of course, the 'readlink'
> binary is much smaller than git and has less to do, so it might be a
> tiny bit faster, but for this rare corner case it really doesn't
> matter.

Correct, and by not using it you do not have to worry about systems
that does not install the binary.