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From: Junio C Hamano <gitster@pobox.com>
To: Jonathan Tan <jonathantanmy@google.com>
Cc: git@vger.kernel.org
Subject: Re: Cloning empty repository uses locally configured default branch name
Date: Tue, 08 Dec 2020 13:00:31 -0800	[thread overview]
Message-ID: <xmqqim9c6mj4.fsf@gitster.c.googlers.com> (raw)
In-Reply-To: <20201208185538.973044-1-jonathantanmy@google.com> (Jonathan Tan's message of "Tue, 8 Dec 2020 10:55:38 -0800")

Jonathan Tan <jonathantanmy@google.com> writes:

>> > A small issue is that upload-pack protocol v0 doesn't even write the
>> > blank ref line ("000...000 capabilities^{}") if HEAD points to an unborn
>> > branch, but that can be fixed as in the patch below.
>> 
>> I think the codepaths we have today in process_capabilities() and
>> process_dummy_ref() (both in connect.c) would do the right thing
>> when it sees a blank ref line even when nothing gets transported,
>> but I smell that the rewrite of this state machine is fairly recent
>> (say in the past few years) and I do not offhand know if clients
>> before the rewrite of the state machine (say in v2.18.0) would be OK
>> with the change.  It should be easy to check, though.
>
> Yes - I backported my patch to v2.17.0 and it works:

I wouldn't be surprised if other reimplementations of Git (like
jgit, libgit2 and Go or Python or whatever your favorite language)
barfs, though.

  reply	other threads:[~2020-12-08 21:01 UTC|newest]

Thread overview: 109+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-08  1:31 Cloning empty repository uses locally configured default branch name Jonathan Tan
2020-12-08  2:16 ` Junio C Hamano
2020-12-08  2:32   ` brian m. carlson
2020-12-08 18:55   ` Jonathan Tan
2020-12-08 21:00     ` Junio C Hamano [this message]
2020-12-08 15:58 ` Jeff King
2020-12-08 20:06   ` Jonathan Tan
2020-12-08 21:15     ` Jeff King
2020-12-11 21:05 ` [PATCH] clone: in protocol v2, use remote's default branch Jonathan Tan
2020-12-11 23:41   ` Junio C Hamano
2020-12-14 12:38   ` Ævar Arnfjörð Bjarmason
2020-12-14 15:51     ` Felipe Contreras
2020-12-14 16:30     ` Junio C Hamano
2020-12-15  1:41       ` Ævar Arnfjörð Bjarmason
2020-12-15  2:22         ` Junio C Hamano
2020-12-15  2:38         ` Jeff King
2020-12-15  2:55           ` Junio C Hamano
2020-12-15  4:36             ` Jeff King
2020-12-16  3:09               ` Junio C Hamano
2020-12-16 18:39                 ` Jeff King
2020-12-16 20:56                   ` Junio C Hamano
2020-12-18  6:19                     ` Jeff King
2020-12-15  3:22         ` Felipe Contreras
2020-12-14 19:25     ` Jonathan Tan
2020-12-14 19:42       ` Felipe Contreras
2020-12-15  1:27   ` Jeff King
2020-12-15 19:10     ` Jonathan Tan
2020-12-16  2:07   ` [PATCH v2 0/3] Cloning with remote unborn HEAD Jonathan Tan
2020-12-16  2:07     ` [PATCH v2 1/3] ls-refs: report unborn targets of symrefs Jonathan Tan
2020-12-16  6:16       ` Junio C Hamano
2020-12-16 23:49         ` Jonathan Tan
2020-12-16 18:23       ` Jeff King
2020-12-16 23:54         ` Jonathan Tan
2020-12-17  1:32           ` Junio C Hamano
2020-12-18  6:16             ` Jeff King
2020-12-16  2:07     ` [PATCH v2 2/3] connect, transport: add no-op arg for future patch Jonathan Tan
2020-12-16  6:20       ` Junio C Hamano
2020-12-16  2:07     ` [PATCH v2 3/3] clone: respect remote unborn HEAD Jonathan Tan
2020-12-21 22:30   ` [PATCH v3 0/3] Cloning with " Jonathan Tan
2020-12-21 22:30     ` [PATCH v3 1/3] ls-refs: report unborn targets of symrefs Jonathan Tan
2020-12-21 22:31     ` [PATCH v3 2/3] connect, transport: add no-op arg for future patch Jonathan Tan
2020-12-21 22:31     ` [PATCH v3 3/3] clone: respect remote unborn HEAD Jonathan Tan
2020-12-21 23:48     ` [PATCH v3 0/3] Cloning with " Junio C Hamano
2021-01-21 20:14     ` Jeff King
2020-12-22 21:54   ` [PATCH v4 " Jonathan Tan
2020-12-22 21:54     ` [PATCH v4 1/3] ls-refs: report unborn targets of symrefs Jonathan Tan
2021-01-21 20:48       ` Jeff King
2021-01-26 18:13         ` Jonathan Tan
2021-01-26 23:16           ` Jeff King
2020-12-22 21:54     ` [PATCH v4 2/3] connect, transport: add no-op arg for future patch Jonathan Tan
2021-01-21 20:55       ` Jeff King
2021-01-26 18:16         ` Jonathan Tan
2020-12-22 21:54     ` [PATCH v4 3/3] clone: respect remote unborn HEAD Jonathan Tan
2021-01-21 21:02       ` Jeff King
2021-01-26 18:22         ` Jonathan Tan
2021-01-26 23:04           ` Jeff King
2021-01-28  5:50             ` Junio C Hamano
2020-12-22 22:06     ` [PATCH v4 0/3] Cloning with " Junio C Hamano
2021-01-26 18:55 ` [PATCH v5 " Jonathan Tan
2021-01-26 18:55   ` [PATCH v5 1/3] ls-refs: report unborn targets of symrefs Jonathan Tan
2021-01-26 21:38     ` Junio C Hamano
2021-01-26 23:03       ` Junio C Hamano
2021-01-30  3:55         ` Jonathan Tan
2021-01-26 23:20       ` Jeff King
2021-01-26 23:38         ` Junio C Hamano
2021-01-29 20:23       ` Jonathan Tan
2021-01-29 22:04         ` Junio C Hamano
2021-02-02  2:20           ` Jonathan Tan
2021-02-02  5:00             ` Junio C Hamano
2021-01-27  1:28     ` Ævar Arnfjörð Bjarmason
2021-01-30  4:04       ` Jonathan Tan
2021-01-26 18:55   ` [PATCH v5 2/3] connect, transport: encapsulate arg in struct Jonathan Tan
2021-01-26 21:54     ` Junio C Hamano
2021-01-30  4:06       ` Jonathan Tan
2021-01-26 18:55   ` [PATCH v5 3/3] clone: respect remote unborn HEAD Jonathan Tan
2021-01-26 22:24     ` Junio C Hamano
2021-01-30  4:27       ` Jonathan Tan
2021-01-27  1:11   ` [PATCH v5 0/3] Cloning with " Junio C Hamano
2021-01-27  4:25     ` Jeff King
2021-01-27  6:14       ` Junio C Hamano
2021-01-27  1:41   ` Ævar Arnfjörð Bjarmason
2021-01-30  4:41     ` Jonathan Tan
2021-01-30 11:13       ` Ævar Arnfjörð Bjarmason
2021-02-02  2:22       ` Jonathan Tan
2021-02-03 14:23         ` Ævar Arnfjörð Bjarmason
2021-02-05 22:28     ` Junio C Hamano
2021-02-02  2:14 ` [PATCH v6 " Jonathan Tan
2021-02-02  2:14   ` [PATCH v6 1/3] ls-refs: report unborn targets of symrefs Jonathan Tan
2021-02-02 16:55     ` Junio C Hamano
2021-02-02 18:34       ` Jonathan Tan
2021-02-02 22:17         ` Junio C Hamano
2021-02-03  1:04           ` Jonathan Tan
2021-02-02  2:15   ` [PATCH v6 2/3] connect, transport: encapsulate arg in struct Jonathan Tan
2021-02-02  2:15   ` [PATCH v6 3/3] clone: respect remote unborn HEAD Jonathan Tan
2021-02-05  4:58 ` [PATCH v7 0/3] Cloning with " Jonathan Tan
2021-02-05  4:58   ` [PATCH v7 1/3] ls-refs: report unborn targets of symrefs Jonathan Tan
2021-02-05 16:10     ` Jeff King
2021-02-05  4:58   ` [PATCH v7 2/3] connect, transport: encapsulate arg in struct Jonathan Tan
2021-02-05  4:58   ` [PATCH v7 3/3] clone: respect remote unborn HEAD Jonathan Tan
2021-02-05  5:25   ` [PATCH v7 0/3] Cloning with " Junio C Hamano
2021-02-05 16:15     ` Jeff King
2021-02-05 21:15     ` Ævar Arnfjörð Bjarmason
2021-02-05 23:07       ` Junio C Hamano
2021-02-05 20:48 ` [PATCH v8 " Jonathan Tan
2021-02-05 20:48   ` [PATCH v8 1/3] ls-refs: report unborn targets of symrefs Jonathan Tan
2021-02-05 20:48   ` [PATCH v8 2/3] connect, transport: encapsulate arg in struct Jonathan Tan
2021-02-05 20:48   ` [PATCH v8 3/3] clone: respect remote unborn HEAD Jonathan Tan
2021-02-06 18:51   ` [PATCH v8 0/3] Cloning with " Junio C Hamano
2021-02-08 22:28     ` Junio C Hamano

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