[Buildroot] [PATCH 5/7 v3] download/git: ensure we checkout to a clean state

[Yann E. MORIN]

Ricardo, All,

On 2018-04-26 00:01 -0300, Ricardo Martincoski spake thusly:
> On Sun, Apr 22, 2018 at 04:44 PM, Yann E. MORIN wrote:
> 
> > Force the checkout to ignore any local changes. This allows recovering
> 
> Nit: actually it does not 'ignore' local changes. It overwrites them. Right?
> The help says "to throw away local changes".

Yeah, right.

> > from a previous partial checkout (e.g. killed by the user, or by a CI
> > job...)
> 
> This patch covers *some* cases of partial checkout, but not all.
> A partial checkout also can lead to untracked files.
> 
> An easy way to check this is to run on a linux tree:
> git checkout -f v4.14 
> git checkout -f v4.4 # ctrl+c when the checkout is around 50%

Sorry, that was too fast here, I did not have the opportunity to hit
Ctrl-C. Muhahaha! ;-]

> git checkout -f v4.5
> git status

But yeah, I reproduced with commits much further away from each others...

> Without the next patch, that brings 'git clean', when previously there is an
> untracked file in the worktree, all git commands succeed, but that file is
> included in the tarball and the hash mismatches.
> 
> Can we bring 'git clean' to this patch?
> Or do we adjust the commit title/message?

I'll adapt and bring git-clean here.

Thanks! :-)

Regards,
Yann E. MORIN.

> > git checkout -f has been supported since the inception of git, so we can
> > use it without any second thought.
> 
> Regards,
> Ricardo


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