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From: Junio C Hamano <gitster@pobox.com>
To: "Martin Ågren" <martin.agren@gmail.com>
Cc: Danh Doan <congdanhqx@gmail.com>, Git Mailing List <git@vger.kernel.org>
Subject: Re: [PATCH] mailinfo.c::convert_to_utf8: reuse strlen info
Date: Sat, 18 Apr 2020 22:32:30 -0700	[thread overview]
Message-ID: <xmqq8sist501.fsf@gitster.c.googlers.com> (raw)
In-Reply-To: <CAN0heSoj9fwpx5WbME+Oew-7NLfBfQCfAKissix+wnFk0UW5uw@mail.gmail.com> ("Martin =?utf-8?Q?=C3=85gren=22's?= message of "Sun, 19 Apr 2020 06:34:10 +0200")

Martin Ågren <martin.agren@gmail.com> writes:

> My knee-jerk reaction to Junio's question was along the same line:
> surely if we could have a NUL in there, the current `strlen()` would use
> it as an excuse to silently truncate the string, either before
> processing or afterwards. Thanks for looking into that more.

Exactly.

The change introduces a behaviour change, and we should describe it
in the log message to help future developers know that we did this
change, knowingly that we are changing the behaviour, and believing
that the new behaviour is a better one.

Thanks.

  reply	other threads:[~2020-04-19  5:32 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-18  3:54 [PATCH] mailinfo.c::convert_to_utf8: reuse strlen info Đoàn Trần Công Danh
2020-04-18 19:56 ` Martin Ågren
2020-04-18 20:18   ` [PATCH 0/6] strbuf: simplify `strbuf_attach()` usage Martin Ågren
2020-04-18 20:18     ` [PATCH 1/6] am: use `strbuf_attach()` correctly Martin Ågren
2020-04-18 20:18     ` [PATCH 2/6] strbuf_attach: correctly pass in `strlen() + 1` for `alloc` Martin Ågren
2020-04-18 20:18     ` [PATCH 3/6] strbuf: use `strbuf_attach()` correctly Martin Ågren
2020-04-18 20:18     ` [PATCH 4/6] fast-import: avoid awkward use of `strbuf_attach()` Martin Ågren
2020-04-18 20:18     ` [PATCH 5/6] rerere: " Martin Ågren
2020-04-18 20:18     ` [PATCH 6/6] strbuf: simplify `strbuf_attach()` usage Martin Ågren
2020-04-19  4:44     ` [PATCH 0/6] " Martin Ågren
2020-04-19 12:32     ` [PATCH 0/4] strbuf: fix doc for `strbuf_attach()` and avoid it Martin Ågren
2020-04-19 12:32       ` [PATCH 1/4] strbuf: fix doc for `strbuf_attach()` Martin Ågren
2020-04-20 17:30         ` Junio C Hamano
2020-04-21 18:44           ` Martin Ågren
2020-04-19 12:32       ` [PATCH 2/4] strbuf: introduce `strbuf_attachstr_len()` Martin Ågren
2020-04-19 12:32       ` [PATCH 3/4] strbuf: introduce `strbuf_attachstr()` Martin Ågren
2020-04-20 19:39         ` Junio C Hamano
2020-04-21 18:47           ` Martin Ågren
2020-04-19 12:32       ` [PATCH 4/4] strbuf_attach: prefer `strbuf_attachstr_len()` Martin Ågren
2020-04-18 23:12   ` [PATCH] mailinfo.c::convert_to_utf8: reuse strlen info Junio C Hamano
2020-04-19  2:48     ` Danh Doan
2020-04-19  4:34       ` Martin Ågren
2020-04-19  5:32         ` Junio C Hamano [this message]
2020-04-19 11:00 ` [PATCH v2 0/3] mailinfo: disallow and complains about NUL character Đoàn Trần Công Danh
2020-04-19 11:00   ` [PATCH v2 1/3] t4254: merge 2 steps of a single test Đoàn Trần Công Danh
2020-04-19 12:25     ` Martin Ågren
2020-04-19 14:17       ` Danh Doan
2020-04-19 11:00   ` [PATCH v2 2/3] mailinfo.c::convert_to_utf8: reuse strlen info Đoàn Trần Công Danh
2020-04-19 12:29     ` Martin Ågren
2020-04-19 14:16       ` Danh Doan
2020-04-20 19:59     ` Junio C Hamano
2020-04-20 23:53       ` Danh Doan
2020-04-19 11:00   ` [PATCH v2 3/3] mailinfo: disallow NUL character in mail's header Đoàn Trần Công Danh
2020-04-19 12:30     ` Martin Ågren
2020-04-19 14:24       ` Danh Doan
2020-04-20 23:54 ` [PATCH v3 0/3] Disallow NUL character in mailinfo Đoàn Trần Công Danh
2020-04-20 23:54   ` [PATCH v3 1/3] t4254: merge 2 steps of a single test Đoàn Trần Công Danh
2020-04-20 23:54   ` [PATCH v3 2/3] mailinfo.c: avoid strlen on strings that can contains NUL Đoàn Trần Công Danh
2020-04-20 23:54   ` [PATCH v3 3/3] mailinfo: disallow NUL character in mail's header Đoàn Trần Công Danh

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