From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Turner <dturner@twopensource.com>
Subject: Re: [PATCH 8/8] read-cache: inform the daemon that the index has
 been updated
Date: Thu, 22 May 2014 12:38:10 -0400
Organization: Twitter
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On Tue, 2014-05-13 at 18:15 +0700, Nguy=E1=BB=85n Th=C3=A1i Ng=E1=BB=8D=
c Duy wrote:
> +		if (run_command(&cp))
> +			warning(_("failed to start read-cache--daemon: %s"),
> +				strerror(errno));

errno is not always (ever?) set, so if read-cache--daemon is missing,
you get:
warning: failed to start read-cache--daemon: Success