Re: Strange behaviour of git log --follow

From: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Date: Mar 28, 2019, 13:38 UTC
Message-ID: <87y34z9l0z.fsf@evledraar.gmail.com>
In-Reply-To: <web-54137705@mx30.intranet.ru>

On Thu, Mar 28 2019, Victor wrote:

> Any plans to fix this?

No. I just thought I'd peek at it for a sec, sorry. Maybe someone else is interested it poking it some more.

Show 40 quoted lines

> On Thu, 28 Mar 2019 14:16:43 +0100
>  Ævar Arnfjörð Bjarmason <avarab@gmail.com> wrote:
>>
>> On Thu, Mar 28 2019, Victor wrote:
>>
>>> Hello.
>>>
>>> $ git log include/__vic/mutex.h
>>> commit 9429293f8f8fb0819c77cf1f723567f6edc8fb6a
>>> Merge: 96dd9a2 f484f4e
>>> Author: __vic <__vic@ngs.ru>
>>> Date: 2017-12-13 10:41:32 +0300
>>>
>>>     Merge branch 'generic' into posix
>>>
>>> commit f484f4e8aae32041ba56bdce12d1efd8491e94d5
>>> Merge: 86b848a b9bbbe6
>>> Author: __vic <__vic@ngs.ru>
>>> Date: 2017-12-12 17:35:10 +0300
>>>
>>>     waitable_event, thread, mutex
>>> $ git log --follow include/__vic/mutex.h
>>> $
>>>
>>> Why --follow makes git produce truncated history for file that
>>> wasn't
>>> renamed?
>>>
>>> My repository is available here
>>> https://github.com/2underscores-vic/__vic
>>
>> I just briefly looked at this. It's because all changes to the
>> relevant
>> file are in merge commits. If you run the "log" with "--stat" you'll
>> see
>> no output.
>>
>> Something in the --follow machinery takes the same shortcut on
>> merges
>> and doesn't consider them.