Re: [PATCH v3] worktree: add: fix 'post-checkout' not knowing new worktree location

> ...
> The hook is run manually, rather than via run_hook_le(), since it needs
> to change the working directory to that of the worktree, and
> run_hook_le() does not provide such functionality. As this is a one-off
> case, adding 'run_hook' overloads which allow the directory to be set
> does not seem warranted at this time.
>
> Reported-by: Lars Schneider <larsxschneider@gmail.com>
> Signed-off-by: Eric Sunshine <sunshine@sunshineco.com>
> ---
>
> This is a re-roll of [1] which fixes "git worktree add" to provide
> proper context to the 'post-checkout' hook so that the hook knows the
> location of the newly-created worktree.
>
> Changes since v2:
>
> * Fix crash due to missing NULL-terminator on 'env' list passed to
>   run_command().