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From: Junio C Hamano <gitster@pobox.com>
To: Michael Haggerty <mhagger@alum.mit.edu>
Cc: Derrick Stolee <stolee@gmail.com>,
	Jacob Keller <jacob.keller@gmail.com>,
	sandals@crustytoothpaste.net,
	Git Mailing List <git@vger.kernel.org>, Jeff King <peff@peff.net>,
	Eric Sunshine <sunshine@sunshineco.us>
Subject: Re: [PATCH 00/17] object_id part 14
Date: Mon, 16 Jul 2018 14:06:25 -0700	[thread overview]
Message-ID: <xmqqmuuqsxf2.fsf@gitster-ct.c.googlers.com> (raw)
In-Reply-To: <CAMy9T_HuO1a1_R+avedw-dmV4uWjOU9f0Hkrfo=gk8HTXcA7AQ@mail.gmail.com> (Michael Haggerty's message of "Sat, 14 Jul 2018 16:38:54 -0700")

Michael Haggerty <mhagger@alum.mit.edu> writes:

> The magic 100 blames back to our chief magician, Junio:
>
>     8ac65937d0 Make sure we do not write bogus reflog entries. (2007-01-26)

Yup, guilty as charged.

cf. <xmqqva9oe20y.fsf@gitster-ct.c.googlers.com>

    "%s %s %s\n" with old and new commit object name and the message
    will be "2 * len(hash_in_hex) + 4" bytes long (counting the three
    whitespaces and the terminating NUL), and Shawn's original in
    6de08ae6 ("Log ref updates to logs/refs/<ref>", 2006-05-17) actually
    computed this one as "strlen(...) + 2*40+4".

    100 was merely me being sloppier than Shawn at 8ac65937 ("Make sure
    we do not write bogus reflog entries.", 2007-01-26), preferring
    being sufficient over not wasting even a single byte.

      reply	other threads:[~2018-07-16 21:06 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-08 23:36 [PATCH 00/17] object_id part 14 brian m. carlson
2018-07-08 23:36 ` [PATCH 01/17] cache: update object ID functions for the_hash_algo brian m. carlson
2018-07-09  2:38   ` Jacob Keller
2018-07-09  4:05     ` Eric Sunshine
2018-07-09  4:31       ` Jacob Keller
2018-07-09 23:26         ` brian m. carlson
2018-07-08 23:36 ` [PATCH 02/17] tree-walk: replace hard-coded constants with the_hash_algo brian m. carlson
2018-07-08 23:36 ` [PATCH 03/17] hex: switch to using the_hash_algo brian m. carlson
2018-07-08 23:36 ` [PATCH 04/17] commit: express tree entry constants in terms of the_hash_algo brian m. carlson
2018-07-08 23:36 ` [PATCH 05/17] strbuf: allocate space with GIT_MAX_HEXSZ brian m. carlson
2018-07-08 23:36 ` [PATCH 06/17] sha1-name: use the_hash_algo when parsing object names brian m. carlson
2018-07-08 23:36 ` [PATCH 07/17] commit: increase commit message buffer size brian m. carlson
2018-07-09 13:09   ` Derrick Stolee
2018-07-09 17:24     ` Stefan Beller
2018-07-09 17:27       ` Brandon Williams
2018-07-09 17:34         ` Junio C Hamano
2018-07-09 17:36           ` Brandon Williams
2018-07-09 17:45     ` Junio C Hamano
2018-07-09 23:39       ` brian m. carlson
2018-07-10 16:35         ` Junio C Hamano
2018-07-10 18:08         ` Ben Peart
2018-07-11  1:43           ` brian m. carlson
2018-07-11 15:36             ` Junio C Hamano
2018-07-08 23:36 ` [PATCH 08/17] refs/files-backend: use the_hash_algo for writing refs brian m. carlson
2018-07-08 23:36 ` [PATCH 09/17] builtin/update-index: convert to using the_hash_algo brian m. carlson
2018-07-08 23:36 ` [PATCH 10/17] builtin/update-index: simplify parsing of cacheinfo brian m. carlson
2018-07-08 23:36 ` [PATCH 11/17] builtin/fmt-merge-msg: make hash independent brian m. carlson
2018-07-08 23:36 ` [PATCH 12/17] builtin/merge: switch to use the_hash_algo brian m. carlson
2018-07-08 23:36 ` [PATCH 13/17] builtin/merge-recursive: make hash independent brian m. carlson
2018-07-08 23:36 ` [PATCH 14/17] diff: switch GIT_SHA1_HEXSZ to use the_hash_algo brian m. carlson
2018-07-08 23:36 ` [PATCH 15/17] log-tree: switch GIT_SHA1_HEXSZ to the_hash_algo->hexsz brian m. carlson
2018-07-08 23:36 ` [PATCH 16/17] sha1-file: convert constants to uses of the_hash_algo brian m. carlson
2018-07-08 23:36 ` [PATCH 17/17] pretty: switch hard-coded constants to the_hash_algo brian m. carlson
2018-07-09  3:12 ` [PATCH 00/17] object_id part 14 Jacob Keller
2018-07-09 13:12   ` Derrick Stolee
2018-07-14 23:38     ` Michael Haggerty
2018-07-16 21:06       ` Junio C Hamano [this message]

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