Subject: Re: [PATCH 8/8] read-cache: inform the daemon that the index has been updated

From: David Turner <[email-masked]>
Date: Thu, 22 May 2014 12:38:10 -0400

On Tue, 2014-05-13 at 18:15 +0700, Nguyễn Thái Ngọc 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