[DGD] Microsoft & Github (Off Topic)

[Raymond Jennings]

Not really what I was getting at, more that I figured people who are
in the support area for git would be possibly more knowledgeable about
git's design principles than the DGD mailing lst.

On Mon, Jun 4, 2018 at 7:16 PM, Dread Quixadhal <quixadhal at gmail.com> wrote:
> Blain asked for opinions, I gave mine.  Sorry it doesn’t match yours.
>
> Sent from Mail for Windows 10
>
> From: Raymond Jennings
> Sent: Monday, June 4, 2018 19:06
> To: All about DGD and Hydra
> Subject: Re: [DGD] Microsoft & Github (Off Topic)
>
> Try debating that topic in #git on irc.freenode.net
>
> On Mon, Jun 4, 2018 at 7:02 PM, Dread Quixadhal <quixadhal at gmail.com> wrote:
>> Why can’t checking out a given commit set the file and/or directory involved to the timestamp of the commit?  For example, if you browse one of my GitHub repositories, such as https://github.com/quixadhal/fluffos , you will see the timestamps of each file along with each directory (which is the timestamp of the most recent file in it).
>>
>> When doing a “git clone git at github.com:quixadhal/fluffos.git test”, every single file and directory has the timestamp of the time I did the clone.
>>
>> There’s no reason for that.  The information is there.  Maybe this is a client side issue.
>>
>> And if the people who wrote the git protocol didn’t allow for extensions, they were extremely short-sighted.
>>
>> Sent from Mail for Windows 10
>>
>> From: Raymond Jennings
>> Sent: Monday, June 4, 2018 18:52
>> To: All about DGD and Hydra
>> Subject: Re: [DGD] Microsoft & Github (Off Topic)
>>
>> On Mon, Jun 4, 2018 at 6:04 PM, Dread Quixadhal <quixadhal at gmail.com> wrote:
>>> Likely a boon.
>>>
>>> Not only more money to develop it, but since they’ll use it internally, they’ll fix some of the annoyances it has.  The tricky part is extending it in such a way that other git software can just ignore the new features they’ll add.  Hopefully the git people thought of that.
>>>
>>> One feature I’d like is to have it preserve timestamps on both files and directories when cloning or unpacking.
>>
>> That sounds like something that would require support from the core
>> git protocol itself.
>>
>> For example, do tree objects support timestamps or just an association between
>> filename and the sha1 of the associated object?
>>
>> In a nutshell, a tag points to a commit, and a commit points to its
>> parent commits and the tree representing the root directory.  Each
>> tree object has a mapping between a name and a sha1 hash of the
>> associated object.  If the object is a file, then it's a blob.  If
>> it's a directory, then it's a tree.
>>
>> Only the commit has timestamps associated with it AFAIK.
>>
>> git has a specific protocol and internal structure.  You can't just
>> randomly paste extensions onto it without wrecking compatibility.
>>>
>>> Sent from Mail for Windows 10
>>>
>>> From: Blain
>>> Sent: Monday, June 4, 2018 17:39
>>> To: DGD
>>> Subject: [DGD] Microsoft & Github (Off Topic)
>>>
>>> So, Microsoft buying Github.  Boon or bane?
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