get user's home

[Joshua Root]

On 2017-8-8 04:43 , db wrote:
> On 7 Aug 2017, at 20:03, Bradley Giesbrecht <pixilla at macports.org> wrote:
>>> On Aug 5, 2017, at 3:55 AM, db <iamsudo at gmail.com> wrote:
>>>> docker-machine's port, although I don't quite grasp what depends_run-append exactly does there.
>> Depends_run-appends adds to the depends_run variable.
> 
> That I knew so far, but docker-machine uses a path dependency in prefix for bash-completion.
> 
> depends_run-append path:etc/bash_completion:bash-completion
> 
> Does it mean that it checks if that shell script exists in order to run? What if it doesn't?

Dependency specifications are documented here: 
<https://guide.macports.org/chunked/reference.dependencies.html#reference.dependencies.types>

- Josh