From: Junio C Hamano <gitster@pobox.com>
To: Eric Sunshine <sunshine@sunshineco.com>
Cc: Matthieu Moy <Matthieu.Moy@imag.fr>,
Git List <git@vger.kernel.org>,
Remi Lespinet <remi.lespinet@ensimag.grenoble-inp.fr>,
Guillaume Pages <guillaume.pages@ensimag.grenoble-inp.fr>,
Louis-Alexandre Stuber
<louis--alexandre.stuber@ensimag.grenoble-inp.fr>,
Antoine Delaite <antoine.delaite@ensimag.grenoble-inp.fr>
Subject: Re: [PATCH v5 3/4] status: give more information during rebase -i
Date: Wed, 01 Jul 2015 09:36:24 -0700 [thread overview]
Message-ID: <xmqqvbe3al87.fsf@gitster.dls.corp.google.com> (raw)
In-Reply-To: <CAPig+cSXzN84C4tOi5oZaK_1UJGcNXywE_-V7CyDQUMXox1Acw@mail.gmail.com> (Eric Sunshine's message of "Wed, 1 Jul 2015 12:33:03 -0400")
Eric Sunshine <sunshine@sunshineco.com> writes:
> I was about to mention the same shortcoming, but you beat me to it.
>
>> Perhaps be more strict and do this instead (without
>> leading strbuf_trim):
>>
>> if (!get_sha1_hex(split[1]->buf, sha1) &&
>> !strcmp(split[1]->buf + 40, " ") {
>> replace split[1] with "%s " abbrev
>> }
>
> Isn't it dangerous to assume that you can index 40 characters into
> split[1]? If (for some reason), the user botched the todo line such
> that the SHA1 is no longer a valid hex string, then split[1] will be
> that botched string, which might be shorter than 40 characters. For
> instance, if the user-edited todo line is:
>
> pick oops nothing
>
> then git-rebase--interactive.sh:transform_todo_ids() will leave "oops"
> as-is, since it can't unabbreviate it, and then this code will place
> "oops" into split[1].
Yeah, that is why get_sha1_hex() is checked before we try to make
sure buf[40] has " " in the code snippet you quoted.
Isn't that how && short-cut works?
next prev parent reply other threads:[~2015-07-01 16:36 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-30 13:01 [PATCH v4 0/4] More helpful 'git status' during 'rebase -i' Matthieu Moy
2015-06-30 13:01 ` [PATCH v4 1/4] status: factor two rebase-related messages together Matthieu Moy
2015-06-30 13:01 ` [PATCH v4 2/4] status: differentiate interactive from non-interactive rebases Matthieu Moy
2015-06-30 13:01 ` [PATCH v4 3/4] status: give more information during rebase -i Matthieu Moy
2015-06-30 13:01 ` [PATCH v4 4/4] status: add new tests for status " Matthieu Moy
2015-06-30 23:03 ` [PATCH v4 0/4] More helpful 'git status' during 'rebase -i' Junio C Hamano
2015-07-01 8:12 ` Matthieu Moy
2015-07-01 8:30 ` [PATCH v5 1/4] status: factor two rebase-related messages together Matthieu Moy
2015-07-01 8:30 ` [PATCH v5 2/4] status: differentiate interactive from non-interactive rebases Matthieu Moy
2015-07-01 8:30 ` [PATCH v5 3/4] status: give more information during rebase -i Matthieu Moy
2015-07-01 16:18 ` Junio C Hamano
2015-07-01 16:33 ` Eric Sunshine
2015-07-01 16:36 ` Junio C Hamano [this message]
2015-07-01 16:37 ` Eric Sunshine
2015-07-01 21:06 ` Matthieu Moy
2015-07-01 21:08 ` [PATCH v6 1/4] status: factor two rebase-related messages together Matthieu Moy
2015-07-01 21:08 ` [PATCH v6 2/4] status: differentiate interactive from non-interactive rebases Matthieu Moy
2015-07-01 21:08 ` [PATCH v6 3/4] status: give more information during rebase -i Matthieu Moy
2015-07-07 22:14 ` Junio C Hamano
2015-07-08 7:10 ` Matthieu Moy
2015-07-01 21:08 ` [PATCH v6 4/4] status: add new tests for status " Matthieu Moy
2015-07-01 21:23 ` [PATCH v5 3/4] status: give more information " Junio C Hamano
2015-07-02 8:01 ` Matthieu Moy
2015-07-03 17:40 ` Junio C Hamano
2015-07-02 8:10 ` Matthieu Moy
2015-07-01 8:30 ` [PATCH v5 4/4] status: add new tests for status " Matthieu Moy
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