Re: [PATCH 2/2] stash: remove the stash.useBuiltin setting

> Hi Thomas,
> 
> On Mon, 2 Mar 2020, Thomas Gummerer wrote:
> 
> > Remove the stash.useBuiltin setting which was added as an escape hatch
> > to disable the builtin version of stash first released with Git 2.22.
> 
> Great!
> 
> > diff --git a/builtin/stash.c b/builtin/stash.c
> > index f371db270c..5f4bd693df 100644
> > --- a/builtin/stash.c
> > +++ b/builtin/stash.c
> > @@ -1558,22 +1540,18 @@ int cmd_stash(int argc, const char **argv, const char *prefix)
> >  		OPT_END()
> >  	};
> >
> > -	if (!use_builtin_stash()) {
> > -		const char *path = mkpath("%s/git-legacy-stash",
> > -					  git_exec_path());
> > -
> > -		if (sane_execvp(path, (char **)argv) < 0)
> > -			die_errno(_("could not exec %s"), path);
> > -		else
> > -			BUG("sane_execvp() returned???");
> > -	}
> > -
> >  	prefix = setup_git_directory();
> >  	trace_repo_setup(prefix);
> >  	setup_work_tree();
> 
> However, this is only needed because we did not change `git.c` at the same
> time (as I had done for `rebase` in 80dfc9242eb (git: mark cmd_rebase as
> requiring a worktree, 2019-07-24)). In other words, I think we will also
> want to address this part of `git.c`:
> 
>         /*
>          * NEEDSWORK: Until the builtin stash is thoroughly robust and no
>          * longer needs redirection to the stash shell script this is kept as
>          * is, then should be changed to RUN_SETUP | NEED_WORK_TREE
>          */
>         { "stash", cmd_stash },
> 
> Other than that, I think your patch pair is good to go!