Re: filter-branch --env-filter GIT_AUTHOR_DATE

From: Tuncer Ayaz <tuncer.ayaz@gmail.com>
Date: Jan 19, 2011, 14:30 UTC
Message-ID: <AANLkTimiG=Tr=rfLtE54pJvN8G05mx=GGsLDN4AbzLO+@mail.gmail.com>
In-Reply-To: <4D36BDD9.4050108@viscovery.net>

On Wed, Jan 19, 2011 at 11:32 AM, Johannes Sixt wrote:

Show 38 quoted lines

> Am 1/19/2011 11:08, schrieb Tuncer Ayaz:
>> On Wed, Jan 19, 2011 at 8:01 AM, Johannes Sixt wrote:
>>> Am 1/18/2011 17:43, schrieb Tuncer Ayaz:
>>>> To fix invalid timezone info in a repo I ran
>>>> git filter-branch --env-filter '
>>>>   GIT_AUTHOR_DATE=`echo ${GIT_AUTHOR_DATE}|sed s/+0000/-0800/`' HEAD
>>>>
>>>> This fixed the invalid entries but the new timezone is -0700
>>>> instead of -0800. Is this expected?
>>>
>>> Parse error. You fixed it, but it is not fixed? So what?
>>
>> Fixed because it is not +0000 anymore. Surprised because the new
>> timezone is -0700 and not -0800.
>>
>>> What do you mean by "the new timezone is"? Do you mean "...is reported
>>> as"? If so, reported by which tools?
>>
>> git log
>> git cat-file $REV
>
> $ git filter-branch -f --env-filter 'echo; echo "$GIT_AUTHOR_DATE";
> GIT_AUTHOR_DATE=`echo ${GIT_AUTHOR_DATE}|sed s/+0100/-0800/`;
> echo "$GIT_AUTHOR_DATE"' -- -1
> Rewrite 6fb5ec91707a4433628eae5d9d68153ca8b819fe (1/1)
> 1292311163 +0100
> 1292311163 -0800
>
> Ref 'refs/heads/master' was rewritten
> $ git cat-file commit HEAD
> tree 43554f2216bbcfc96385db0641ae212409f26f21
> parent 942f54790453970cfffbfedf29e47ac27b9ba995
> author Johannes Sixt <j.sixt@viscovery.net> 1292311163 -0800
> committer Johannes Sixt <j.sixt@viscovery.net> 1292311163 +0100
>
> master
>
> *Shrug*

Cannot reproduce anymore. Works as expected.

Successfully rewrote all GIT_AUTHOR_DATE timezone entries:
  -0700 -> -0800
  -0800 -> +0000
  +0000 -> -0800

git version 1.7.4.rc2.3.g60a2e