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From: Junio C Hamano <gitster@pobox.com>
To: Jeff King <peff@peff.net>
Cc: Stefan Beller <sbeller@google.com>,
	Git Mailing List <git@vger.kernel.org>,
	Jonathan Nieder <jrnieder@gmail.com>,
	Johannes Schindelin <johannes.schindelin@gmail.com>,
	Jens Lehmann <Jens.Lehmann@web.de>,
	Vitali Lovich <vlovich@gmail.com>
Subject: Re: [PATCH 01/10] strbuf: Add strbuf_read_noblock
Date: Thu, 17 Sep 2015 09:44:19 -0700	[thread overview]
Message-ID: <CAPc5daVY=t27wkX2x7DSfObwxZuv37VYxi1XD-RKiS1mv4=6KA@mail.gmail.com> (raw)
In-Reply-To: <20150917163012.GB25837@sigill.intra.peff.net>

On Thu, Sep 17, 2015 at 9:30 AM, Jeff King <peff@peff.net> wrote:
>
> So I think we would probably want to treat EAGAIN specially: return -1
> to signal to the caller but _don't_ truncate the strbuf.

Yeah, "don't truncate" is needed.

> Arguably we should actually return the number of bytes we _did_ read,
> but then caller cannot easily tell the difference between EOF and
> EAGAIN.

Why can't it check errno==EAGAIN/EWOULDBLOCK?

  reply	other threads:[~2015-09-17 16:44 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-17  1:38 [PATCH 00/10] fetch submodules in parallel and a preview on parallel "submodule update" Stefan Beller
2015-09-17  1:38 ` [PATCH 01/10] strbuf: Add strbuf_read_noblock Stefan Beller
2015-09-17 16:13   ` Junio C Hamano
2015-09-17 16:30     ` Jeff King
2015-09-17 16:44       ` Junio C Hamano [this message]
2015-09-17 16:51         ` Stefan Beller
2015-09-17 16:57         ` Jeff King
2015-09-17 16:58       ` Junio C Hamano
2015-09-17 17:13         ` Jeff King
2015-09-17 17:26           ` Stefan Beller
2015-09-17 17:35             ` Jeff King
2015-09-17 17:45               ` Stefan Beller
2015-09-17 17:50                 ` Jeff King
2015-09-17 17:53                   ` Stefan Beller
2015-09-17 17:57               ` Junio C Hamano
2015-09-17 17:54           ` Junio C Hamano
2015-09-17 18:02             ` Jeff King
2015-09-17 17:20         ` Stefan Beller
2015-09-17  1:39 ` [PATCH 02/10] run-command: factor out return value computation Stefan Beller
2015-09-17 10:33   ` Jeff King
2015-09-17  1:39 ` [PATCH 03/10] run-command: add an asynchronous parallel child processor Stefan Beller
2015-09-17 21:44   ` Junio C Hamano
2015-09-17 23:19     ` Stefan Beller
2015-09-18  1:05       ` Junio C Hamano
2015-09-18 16:36         ` Stefan Beller
2015-09-17  1:39 ` [PATCH 04/10] fetch_populated_submodules: use new parallel job processing Stefan Beller
2015-09-17  1:39 ` [PATCH 05/10] submodules: Allow parallel fetching, add tests and documentation Stefan Beller
2015-09-17  1:39 ` [PATCH 06/10] git submodule update: Redirect any output to stderr Stefan Beller
2015-09-17 20:31   ` Eric Sunshine
2015-09-17 20:38     ` Stefan Beller
2015-09-17  1:39 ` [PATCH 07/10] git submodule update: pass --prefix only with a non empty prefix Stefan Beller
2015-09-17 20:33   ` Eric Sunshine
2015-09-17  1:39 ` [PATCH 08/10] git submodule update: cmd_update_recursive Stefan Beller
2015-09-17  1:39 ` [PATCH 09/10] " Stefan Beller
2015-09-17 20:37   ` Eric Sunshine
2015-09-17  1:39 ` [PATCH 10/10] git submodule update: cmd_update_fetch Stefan Beller
2015-09-17 17:06 ` [PATCH 00/10] fetch submodules in parallel and a preview on parallel "submodule update" Jacob Keller

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