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From: Atharva Raykar <raykar.ath@gmail.com>
To: Junio C Hamano <gitster@pobox.com>
Cc: "Git List" <git@vger.kernel.org>,
	"Emily Shaffer" <emilyshaffer@google.com>,
	"Jonathan Nieder" <jrnieder@gmail.com>,
	"Christian Couder" <christian.couder@gmail.com>,
	"Shourya Shukla" <periperidip@gmail.com>,
	"Kaartic Sivaraam" <kaartic.sivaraam@gmail.com>,
	"Eric Sunshine" <sunshine@sunshineco.com>,
	"Prathamesh Chavan" <pc44800@gmail.com>,
	"Đoàn Trần Công Danh" <congdanhqx@gmail.com>,
	"Rafael Silva" <rafaeloliveira.cs@gmail.com>,
	"Shourya Shukla" <shouryashukla.oo@gmail.com>
Subject: Re: [GSoC] [PATCH 3/3] submodule--helper: introduce add-clone subcommand
Date: Thu, 8 Jul 2021 12:15:25 +0530	[thread overview]
Message-ID: <AED3D118-7613-45BE-824A-1350872A489D@gmail.com> (raw)
In-Reply-To: <xmqqr1g9ew2f.fsf@gitster.g>

On 08-Jul-2021, at 01:27, Junio C Hamano <gitster@pobox.com> wrote:
> 
> Atharva Raykar <raykar.ath@gmail.com> writes:
> 
>> Let's add a new "add-clone" subcommand to `git submodule--helper` with
>> the goal of converting part of the shell code in git-submodule.sh
>> related to `git submodule add` into C code. This new subcommand clones
>> the repository that is to be added, and checks out to the appropriate
>> branch.
>> 
>> This is meant to be a faithful conversion that leaves the behaviour of
>> 'submodule add' unchanged.
> 
> Makes sense.
> 
>> The 'die' that is used in git-submodule.sh is not the same as the
>> 'die()' in C--the latter prefixes with 'fatal:' and exits with an error
>> code of 128, while the shell die exits with code 1.
>> 
>> Introduce a custom die routine, that can be used by converted
>> subcommands to emulate the shell 'die'.
> 
> I suspect that installing this with set_die_routine() might be going
> too far.  If some of the lower-level helper routines we call from
> here have to die (e.g. our call results in xmalloc() getting called
> and we run out of memory), die() called there will also end up
> calling our submodule_die(), not just new calls to die() you are
> adding in this patch.  Calling submodule_die() directly from the
> code you convert from the scripted version where we used to call die
> of the scripted version would be fine, though.
> 
> I suspect that it would be OK to use the standard die() instead,
> with the minimum adjustment as needed, namely, we may have to
> 
> * Adjust the messages the scripted version of the caller gave to
>   the scripted version of die, if needed (e.g. if the scripted
>   version added "fatal:" prefix itself to compensate for the lack
>   of it in the scripted "die", we can drop the prefix and call the
>   standard die());
> 
> * Adjust the tests if they care about the differences between
>   exiting 128 and 1.

Okay, will do. The latter will not affect the tests, but the inclusion
of a 'fatal:' prefix will require me to adjust one test that checks for
the error message.


  reply	other threads:[~2021-07-08  6:45 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-06 18:19 [GSoC] [PATCH 0/3] submodule add: partial conversion to C Atharva Raykar
2021-07-06 18:19 ` [GSoC] [PATCH 1/3] t7400: test failure to add submodule in tracked path Atharva Raykar
2021-07-06 18:19 ` [GSoC] [PATCH 2/3] submodule--helper: refactor module_clone() Atharva Raykar
2021-07-06 18:19 ` [GSoC] [PATCH 3/3] submodule--helper: introduce add-clone subcommand Atharva Raykar
2021-07-07 19:57   ` Junio C Hamano
2021-07-08  6:45     ` Atharva Raykar [this message]
2021-07-08  9:55 ` [GSoC] [PATCH v2 0/4] submodule add: partial conversion to C Atharva Raykar
2021-07-08  9:55   ` [GSoC] [PATCH v2 1/4] t7400: test failure to add submodule in tracked path Atharva Raykar
2021-07-08  9:55   ` [GSoC] [PATCH v2 2/4] submodule: prefix die messages with 'fatal' Atharva Raykar
2021-07-08 15:17     ` Junio C Hamano
2021-07-09 14:52     ` Đoàn Trần Công Danh
2021-07-10  7:52       ` Atharva Raykar
2021-07-10 12:04         ` Kaartic Sivaraam
2021-07-08  9:55   ` [GSoC] [PATCH v2 3/4] submodule--helper: refactor module_clone() Atharva Raykar
2021-07-08  9:55   ` [GSoC] [PATCH v2 4/4] submodule--helper: introduce add-clone subcommand Atharva Raykar
2021-07-10  7:47   ` [GSoC] [PATCH v3 0/4] submodule add: partial conversion to C Atharva Raykar
2021-07-10  7:47     ` [GSoC] [PATCH v3 1/4] t7400: test failure to add submodule in tracked path Atharva Raykar
2021-07-10  7:47     ` [GSoC] [PATCH v3 2/4] submodule: prefix die messages with 'fatal' Atharva Raykar
2021-07-10  7:48     ` [GSoC] [PATCH v3 3/4] submodule--helper: refactor module_clone() Atharva Raykar
2021-07-10  7:48     ` [GSoC] [PATCH v3 4/4] submodule--helper: introduce add-clone subcommand Atharva Raykar
2021-07-23 11:12       ` [PATCH] submodule: drop unused sm_name parameter from show_fetch_remotes() Jeff King
2021-07-23 17:12         ` Atharva Raykar
2021-07-26 19:03           ` Junio C Hamano
2021-08-05 19:28       ` [PATCH] submodule--helper: fix incorrect newlines in an error message Kaartic Sivaraam
2021-08-06  6:29         ` Atharva Raykar
2021-08-06 19:07           ` Kaartic Sivaraam
2021-09-18 19:31         ` [PATCH v2 0/1] submodule: corret an incorrectly formatted " Kaartic Sivaraam
2021-09-18 19:31           ` [PATCH v2 1/1] submodule--helper: fix incorrect newlines in an " Kaartic Sivaraam
2021-09-20 18:09             ` Junio C Hamano
2021-09-21 16:52               ` Atharva Raykar
2021-09-21 16:47             ` Atharva Raykar
2021-10-23 12:57               ` [PATCH v3 0/1] submodule: correct an incorrectly formatted " Kaartic Sivaraam
2021-10-23 12:57                 ` [PATCH v3 1/1] submodule--helper: fix incorrect newlines in an " Kaartic Sivaraam
2021-10-24  6:05                 ` [PATCH v3 0/1] submodule: correct an incorrectly formatted " Junio C Hamano

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