From: Emily Shaffer <emilyshaffer@google.com>
To: Glen Choo <chooglen@google.com>
Cc: git@vger.kernel.org, Junio C Hamano <gitster@pobox.com>
Subject: Re: [PATCH v9 2/3] introduce submodule.hasSuperproject record
Date: Tue, 15 Mar 2022 11:27:06 -0700 [thread overview]
Message-ID: <YjDaeupPmWSp9u9w@google.com> (raw)
In-Reply-To: <kl6l7d91sccb.fsf@chooglen-macbookpro.roam.corp.google.com>
On Thu, Mar 10, 2022 at 01:54:12PM -0800, Glen Choo wrote:
>
> Emily Shaffer <emilyshaffer@google.com> writes:
>
> > diff --git a/Documentation/config/submodule.txt b/Documentation/config/submodule.txt
> > index ee454f8126..99d5260b8e 100644
> > diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
> > index c5d3fc3817..eda9ed550e 100644
> > --- a/builtin/submodule--helper.c
> > +++ b/builtin/submodule--helper.c
> > @@ -1839,6 +1839,11 @@ static int clone_submodule(struct module_clone_data *clone_data)
> > git_config_set_in_file(p, "submodule.alternateErrorStrategy",
> > error_strategy);
> >
> > + /*
> > + * Teach the submodule that it's a submodule.
> > + */
> > + git_config_set_in_file(p, "submodule.hasSuperproject", "true");
> > +
> > free(sm_alternate);
> > free(error_strategy);
>
> This git_config_set_* is superfluous - it sets the config in newly
> cloned submodules..
>
> >
> > @@ -2617,6 +2622,12 @@ static int run_update_procedure(int argc, const char **argv, const char *prefix)
> >
> > free(prefixed_path);
> >
> > + /*
> > + * This entry point is always called from a submodule, so this is a
> > + * good place to set a hint that this repo is a submodule.
> > + */
> > + git_config_set("submodule.hasSuperproject", "true");
> > +
> > if (!oideq(&update_data.oid, &update_data.suboid) || update_data.force)
> > return do_run_update_procedure(&update_data);
> >
>
> but this is called over *all* submodules, so we're guaranteed to always
> set the config if "git submodule update" isn't interrupted halfway.
>
> I don't think we guarantee correctness if it is interrupted halfway e.g.
> core.worktree can be unset if it is interrupted halfway (because
> ensure-core-worktree is called adjacent to run-update-procedure, not
> inside of update-clone).
>
> So I think it's better to just drop the previous hunk - it will
> disappear anyway in gc/submodule-update-part2.
Ah, this makes sense. Sure, will do.
- Emily
next prev parent reply other threads:[~2022-03-15 18:27 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-17 0:56 [PATCH v6 0/5] teach submodules to know they're submodules Emily Shaffer
2021-11-17 0:56 ` [PATCH v6 1/5] t7400-submodule-basic: modernize inspect() helper Emily Shaffer
2021-11-17 0:56 ` [PATCH v6 2/5] introduce submodule.superprojectGitDir record Emily Shaffer
2021-11-17 23:43 ` Jonathan Tan
2021-11-17 0:56 ` [PATCH v6 3/5] submodule: record superproject gitdir during absorbgitdirs Emily Shaffer
2021-11-17 0:57 ` [PATCH v6 4/5] submodule: record superproject gitdir during 'update' Emily Shaffer
2021-11-17 0:57 ` [PATCH v6 5/5] submodule: use config to find superproject worktree Emily Shaffer
2021-11-17 11:43 ` [RFC PATCH 0/2] submodule: test what happens if submodule.superprojectGitDir isn't around Ævar Arnfjörð Bjarmason
2021-11-17 11:43 ` [RFC PATCH 1/2] submodule tests: fix potentially broken "config .. --unset" Ævar Arnfjörð Bjarmason
2021-11-17 11:43 ` [RFC PATCH 2/2] submodule: add test mode for checking absence of "superProjectGitDir" Ævar Arnfjörð Bjarmason
2021-11-23 20:08 ` [RFC PATCH 0/2] submodule: test what happens if submodule.superprojectGitDir isn't around Emily Shaffer
2021-11-24 1:38 ` Ævar Arnfjörð Bjarmason
2021-11-17 23:28 ` [PATCH v6 0/5] teach submodules to know they're submodules Jonathan Tan
2021-11-23 20:28 ` Emily Shaffer
2022-02-03 21:59 ` Emily Shaffer
2022-02-03 21:59 ` [PATCH v7 1/4] t7400-submodule-basic: modernize inspect() helper Emily Shaffer
2022-02-03 21:59 ` [PATCH v7 2/4] introduce submodule.superprojectGitDir record Emily Shaffer
2022-02-03 21:59 ` [PATCH v7 3/4] submodule: record superproject gitdir during absorbgitdirs Emily Shaffer
2022-02-03 21:59 ` [PATCH v7 4/4] submodule: record superproject gitdir during 'update' Emily Shaffer
2022-02-03 22:39 ` [PATCH v6 0/5] teach submodules to know they're submodules Junio C Hamano
2022-02-04 1:15 ` Ævar Arnfjörð Bjarmason
2022-02-04 16:20 ` Junio C Hamano
2022-02-07 19:56 ` Jonathan Nieder
2022-02-07 23:21 ` Junio C Hamano
2022-02-08 1:18 ` Jonathan Nieder
2022-02-08 18:24 ` Junio C Hamano
2022-02-10 22:12 ` Emily Shaffer
2022-02-10 22:53 ` Jonathan Nieder
2022-02-12 20:35 ` Ævar Arnfjörð Bjarmason
2022-02-13 6:25 ` Junio C Hamano
2022-03-01 0:26 ` [PATCH v8 0/3] " Emily Shaffer
2022-03-01 0:26 ` [PATCH v8 1/3] t7400-submodule-basic: modernize inspect() helper Emily Shaffer
2022-03-01 0:26 ` [PATCH v8 2/3] introduce submodule.hasSuperproject record Emily Shaffer
2022-03-01 7:00 ` Junio C Hamano
2022-03-08 20:04 ` Emily Shaffer
2022-03-08 22:13 ` Glen Choo
2022-03-08 22:29 ` Glen Choo
2022-03-01 0:26 ` [PATCH v8 3/3] rev-parse: short-circuit superproject worktree when config unset Emily Shaffer
2022-03-01 7:06 ` Junio C Hamano
2022-03-09 0:38 ` Emily Shaffer
2022-03-01 3:08 ` [PATCH v8 0/3] teach submodules to know they're submodules Junio C Hamano
2022-03-08 18:54 ` Emily Shaffer
2022-03-10 0:44 ` [PATCH v9 " Emily Shaffer
2022-03-10 0:44 ` [PATCH v9 1/3] t7400-submodule-basic: modernize inspect() helper Emily Shaffer
2022-03-10 0:44 ` [PATCH v9 2/3] introduce submodule.hasSuperproject record Emily Shaffer
2022-03-10 2:09 ` Junio C Hamano
2022-03-10 21:29 ` Glen Choo
2022-03-10 21:40 ` Glen Choo
2022-03-10 22:10 ` Junio C Hamano
2022-03-10 23:42 ` Glen Choo
2022-03-10 23:53 ` Glen Choo
2022-03-15 20:48 ` Emily Shaffer
2022-03-15 20:56 ` Emily Shaffer
2022-03-15 21:19 ` Glen Choo
2022-03-15 18:39 ` Emily Shaffer
2022-03-15 19:19 ` Junio C Hamano
2022-03-10 2:32 ` Junio C Hamano
2022-03-10 21:54 ` Glen Choo
2022-03-15 18:27 ` Emily Shaffer [this message]
2022-03-10 0:44 ` [PATCH v9 3/3] rev-parse: short-circuit superproject worktree when config unset Emily Shaffer
2022-03-10 1:47 ` Junio C Hamano
2022-03-10 4:39 ` Eric Sunshine
2022-03-11 9:09 ` [PATCH v9 0/3] teach submodules to know they're submodules Ævar Arnfjörð Bjarmason
2022-03-13 5:43 ` Junio C Hamano
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: http://vger.kernel.org/majordomo-info.html
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=YjDaeupPmWSp9u9w@google.com \
--to=emilyshaffer@google.com \
--cc=chooglen@google.com \
--cc=git@vger.kernel.org \
--cc=gitster@pobox.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this public inbox
https://80x24.org/mirrors/git.git
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).