From: Sergey Organov <sorganov@gmail•com>
To: Junio C Hamano <gitster@pobox•com>
Cc: David Kastrup <dak@gnu•org>, git@vger•kernel.org
Subject: Re: [BUG] Documentation: git log: --exit-code undocumented?
Date: Tue, 02 Dec 2014 14:30:31 +0300 [thread overview]
Message-ID: <87ppc2xp9k.fsf@osv.gnss.ru> (raw)
In-Reply-To: <xmqqwq6bp8ey.fsf@gitster.dls.corp.google.com> (Junio C. Hamano's message of "Mon, 01 Dec 2014 09:49:25 -0800")
Junio C Hamano <gitster@pobox•com> writes:
> David Kastrup <dak@gnu•org> writes:
>
>> I disagree that --exit-code does nothing: it indicates whether the
>> listed log is empty. So for example
>>
>> git log -1 --exit-code a..b > /dev/null
>>
>> can be used to figure out whether "a" is a proper ancestor of "b" or
>> not.
>
> Hmph.
>
> $ git log --exit-code master..maint >/dev/null; echo $?
> 0
> $ git log --exit-code maint..master >/dev/null; echo $?
> 1
>
> That is a strange way to use --exit-code.
What's the best way then to tell if "a" is an ancestor of "b"?
--
Sergey.
next prev parent reply other threads:[~2014-12-02 11:30 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-01 11:50 [BUG] Documentation: git log: --exit-code undocumented? Sergey Organov
2014-12-01 16:29 ` Junio C Hamano
2014-12-01 16:32 ` Sergey Organov
2014-12-01 16:37 ` Junio C Hamano
2014-12-01 16:43 ` Sergey Organov
2014-12-01 17:32 ` David Kastrup
2014-12-01 17:49 ` Junio C Hamano
2014-12-01 18:30 ` David Kastrup
2014-12-02 11:30 ` Sergey Organov [this message]
2014-12-02 12:27 ` John Keeping
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