Re: git merge --date --author

2014-03-10 Thread Yann Droneaud
Hi,

Le vendredi 07 mars 2014 à 11:43 -0800, Junio C Hamano a écrit :
 Andreas Schwab sch...@linux-m68k.org writes:
 
  Yann Droneaud ydrone...@opteya.com writes:
 
  But I'd like to know if there's a specific reason for git merge to not
  support --date and --author ?
 
  It's rather unusual that a merge is performed on behalf of a different
  author.
 
 Yes.  Michael's Nobody bothered to implement it is also correct
 but the reason why nobody bothered to most likely is due to why
 would you want to lie?.
 

When was Git changed in some kind of TSA agent one has to bribe to get
allowed to cross^Wcommit ? Why git lawyer is not implemented ? I want a
fair trial !

And before adding to Git a perfect lie detector (how will it able to
make the difference between truth and lie ? then, will it be able to
make the difference between good and bad ?, oh god, no !), I would
prefer to have it detect bugs before one could commit instead.

You seems to think I'm lying, but I'm not a liar: I just need to make
some arrangements with the history under another identity, as I could be
legally bound to. So it may sound like a lie for you, but ultimately,
it's the plain truth.

So as the tool is not in position to distinguish lie from truth, I'd
prefer to not see this concept brought here.

 If the use case is to rebuild history, you would need to be able to
 also lie about the committer, so
 
  git merge \
  --date 2013-12-31 23:59:59 + \
  --author Happy New Year happy.new-year@gregorian.calendar \
  current-year
 
 in such a history-rebuild script would not be sufficient.  The
 script can set necessary environment variables to lie about both
 author and commiter, though, of course.
 

Thanks for reminding this: I have to use GIT_COMMITER_DATE,
GIT_COMMITER_NAME and GIT_COMMITER_EMAIL.

As I'm not calling for adding --date and --author, I will continue to
use the environment variables: they're good enough for the job.

Regards.

-- 
Yann Droneaud
OPTEYA


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git merge --date --author

2014-03-07 Thread Yann Droneaud
Hi,

I was trying to rebuild some history and found myself trying to use some
options with git merge which are available in git commit:

 git merge \
 --date 2013-12-31 23:59:59 + \
 --author Happy New Year happy.new-year@gregorian.calendar \
 current-year

But unfortunately, unlike git commit, git merge doesn't support either
--date or --author.

I can work around with environment variables:

 GIT_AUTHOR_DATE=2013-12-31 23:59:59 + \
 GIT_AUTHOR_NAME=Happy New Year \
 GIT_AUTHOR_EMAIL=happy.new-year@gregorian.calendar  \
 git merge current-year

But I'd like to know if there's a specific reason for git merge to not
support --date and --author ?

Regards.

-- 
Yann Droneaud
OPTEYA


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Re: git merge --date --author

2014-03-07 Thread Michael Haggerty
On 03/07/2014 11:30 AM, Yann Droneaud wrote:
 I was trying to rebuild some history and found myself trying to use some
 options with git merge which are available in git commit:
 
  git merge \
  --date 2013-12-31 23:59:59 + \
  --author Happy New Year happy.new-year@gregorian.calendar \
  current-year
 
 But unfortunately, unlike git commit, git merge doesn't support either
 --date or --author.
 
 I can work around with environment variables:
 
  GIT_AUTHOR_DATE=2013-12-31 23:59:59 + \
  GIT_AUTHOR_NAME=Happy New Year \
  GIT_AUTHOR_EMAIL=happy.new-year@gregorian.calendar  \
  git merge current-year

You can also use

git merge --no-commit [...]
git commit --date ... --author ...

 But I'd like to know if there's a specific reason for git merge to not
 support --date and --author ?

None that I can think of, except that nobody has implemented it.  Don't
forget that the merge invocation might not lead immediately to a commit
(if there is a conflict, or if --no-commit is used) so the metadata that
is passed to its command line would have to be tucked away safely
somewhere until the merge commit is finally ready to be created.

Michael

-- 
Michael Haggerty
mhag...@alum.mit.edu
http://softwareswirl.blogspot.com/
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Re: git merge --date --author

2014-03-07 Thread Andreas Schwab
Yann Droneaud ydrone...@opteya.com writes:

 But I'd like to know if there's a specific reason for git merge to not
 support --date and --author ?

It's rather unusual that a merge is performed on behalf of a different
author.

Andreas.

-- 
Andreas Schwab, sch...@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
And now for something completely different.
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Re: git merge --date --author

2014-03-07 Thread Junio C Hamano
Andreas Schwab sch...@linux-m68k.org writes:

 Yann Droneaud ydrone...@opteya.com writes:

 But I'd like to know if there's a specific reason for git merge to not
 support --date and --author ?

 It's rather unusual that a merge is performed on behalf of a different
 author.

Yes.  Michael's Nobody bothered to implement it is also correct
but the reason why nobody bothered to most likely is due to why
would you want to lie?.

If the use case is to rebuild history, you would need to be able to
also lie about the committer, so

 git merge \
 --date 2013-12-31 23:59:59 + \
 --author Happy New Year happy.new-year@gregorian.calendar \
 current-year

in such a history-rebuild script would not be sufficient.  The
script can set necessary environment variables to lie about both
author and commiter, though, of course.



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