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From: Junio C Hamano <gitster@pobox.com>
To: ZheNing Hu <adlternative@gmail.com>
Cc: "ZheNing Hu via GitGitGadget" <gitgitgadget@gmail.com>,
	"Git List" <git@vger.kernel.org>,
	"Christian Couder" <christian.couder@gmail.com>,
	"Hariom Verma" <hariom18599@gmail.com>,
	"Bagas Sanjaya" <bagasdotme@gmail.com>,
	"Jeff King" <peff@peff.net>,
	"Ævar Arnfjörð Bjarmason" <avarab@gmail.com>
Subject: Re: [PATCH 14/15] [GSOC] cat-file: re-implement --textconv, --filters options
Date: Fri, 02 Jul 2021 08:27:57 -0700	[thread overview]
Message-ID: <xmqqy2aopwg2.fsf@gitster.g> (raw)
In-Reply-To: <CAOLTT8Qj0BO35+gTFdZ4jkNP=n8TarQX+s0PeCz2i+5yCCj-4w@mail.gmail.com> (ZheNing Hu's message of "Fri, 2 Jul 2021 20:46:15 +0800")

ZheNing Hu <adlternative@gmail.com> writes:

>> These global variables are problematic.  The places that check them
>> are quite isolated, and it makes me wonder why we cannot pass a
>> format instance through the callchain down to get_object().
>
> If we pass such two options In such a deep call chain, it seems not
> worth to do it.

OK.  After all, ref-filter.c has too many existing global variables
(starting from the used_atom[] array) that makes it impossible to be
a proper API that can be used to handle more than one invocations at
once, so two more globals aren't making it any more hopeless than it
currently is.  If we wanted to make the API reentrant, we'd need a
bigger change anyway.

> Or just use "static" prefix?

Yes, that is needed regardless to pass "make sparse".

TShanks.

  reply	other threads:[~2021-07-02 15:28 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-01 16:07 [PATCH 00/15] [GSOC] cat-file: reuse ref-filter logic ZheNing Hu via GitGitGadget
2021-07-01 16:07 ` [PATCH 01/15] [GSOC] ref-filter: add obj-type check in grab contents ZheNing Hu via GitGitGadget
2021-07-01 16:08 ` [PATCH 02/15] [GSOC] ref-filter: add %(raw) atom ZheNing Hu via GitGitGadget
2021-07-02 13:22   ` Ævar Arnfjörð Bjarmason
2021-07-03  5:14     ` ZheNing Hu
2021-07-01 16:08 ` [PATCH 03/15] [GSOC] ref-filter: --format=%(raw) re-support --perl ZheNing Hu via GitGitGadget
2021-07-02 13:29   ` Ævar Arnfjörð Bjarmason
2021-07-03  5:14     ` ZheNing Hu
2021-07-01 16:08 ` [PATCH 04/15] [GSOC] ref-filter: use non-const ref_format in *_atom_parser() ZheNing Hu via GitGitGadget
2021-07-01 16:08 ` [PATCH 05/15] [GSOC] ref-filter: add %(rest) atom ZheNing Hu via GitGitGadget
2021-07-01 16:08 ` [PATCH 06/15] [GSOC] ref-filter: pass get_object() return value to their callers ZheNing Hu via GitGitGadget
2021-07-01 16:08 ` [PATCH 07/15] [GSOC] ref-filter: introduce free_ref_array_item_value() function ZheNing Hu via GitGitGadget
2021-07-01 16:08 ` [PATCH 08/15] [GSOC] ref-filter: add cat_file_mode in struct ref_format ZheNing Hu via GitGitGadget
2021-07-02 13:32   ` Ævar Arnfjörð Bjarmason
2021-07-02 19:28     ` Eric Sunshine
2021-07-02 22:11       ` Christian Couder
2021-07-03  5:55         ` ZheNing Hu
2021-07-05  7:17           ` Ævar Arnfjörð Bjarmason
2021-07-01 16:08 ` [PATCH 09/15] [GSOC] ref-filter: modify the error message and value in get_object ZheNing Hu via GitGitGadget
2021-07-01 16:08 ` [PATCH 10/15] [GSOC] cat-file: add has_object_file() check ZheNing Hu via GitGitGadget
2021-07-02 13:34   ` Ævar Arnfjörð Bjarmason
2021-07-03  5:50     ` ZheNing Hu
2021-07-01 16:08 ` [PATCH 11/15] [GSOC] cat-file: change batch_objects parameter name ZheNing Hu via GitGitGadget
2021-07-01 16:08 ` [PATCH 12/15] [GSOC] cat-file: reuse ref-filter logic ZheNing Hu via GitGitGadget
2021-07-02 13:36   ` Ævar Arnfjörð Bjarmason
2021-07-02 13:45     ` Christian Couder
2021-07-03 11:45     ` ZheNing Hu
2021-07-03 13:37       ` Ævar Arnfjörð Bjarmason
2021-07-04 11:10         ` ZheNing Hu
2021-07-05  7:18           ` Ævar Arnfjörð Bjarmason
2021-07-03 14:17       ` ZheNing Hu
2021-07-01 16:08 ` [PATCH 13/15] [GSOC] cat-file: reuse err buf in batch_object_write() ZheNing Hu via GitGitGadget
2021-07-01 16:08 ` [PATCH 14/15] [GSOC] cat-file: re-implement --textconv, --filters options ZheNing Hu via GitGitGadget
2021-07-01 19:55   ` Junio C Hamano
2021-07-01 20:11   ` Junio C Hamano
2021-07-02 12:46     ` ZheNing Hu
2021-07-02 15:27       ` Junio C Hamano [this message]
2021-07-03  6:17         ` ZheNing Hu
2021-07-01 16:08 ` [PATCH 15/15] [GSOC] ref-filter: remove grab_oid() function ZheNing Hu via GitGitGadget

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