On 2020-08-23, mp1...@gmx-topmail.de <mp1...@gmx-topmail.de> wrote:
>
> On 2020-08-23 15:36, Marcus MERIGHI wrote:
>> Hello,
>>
>> j...@jsg.id.au (Jonathan Gray), 2020.08.23 (Sun) 08:58 (CEST):
>>> On Sun, Aug 23, 2020 at 08:15:01AM +0200, Matthias wrote:
>>>> How do I figure out which packages directly or indirectly depend on a
>>>> specific package? Let's assume that only installed packages shall be
>>>> considered.
>>>>
>>>> For example, if 'glib2' is the package in question, 'cairo',
>>>> 'gdk-pixbuf', 'shared-mime-info', 'ImageMagick', etc. should be returned
>>>> as all those depend on 'glib2'.
>>>>
>>>> Thank you.
>>>
>>> This is really a question for ports@
>>>
>>> One way would be to install databases/sqlports then run
>>> 'show-reverse-deps devel/glib2'
>>
>> I thought Matthias was just asking for "pkg_info -R".
>> ("Show which packages require a given package")
>>
>> Marcus
>>
>
> Almost. 'pkg_info -R' only returns direct dependents. In case of
> 'glib2', for example, 'ImageMagick' would not be found as its closest
> dependency (in my case) is of 3rd degree:
>
> glib2 <- shared-mime-info <- djvulibre <- ImageMagickNot *only* direct dependencies, but also some others (maybe those coming via a library rather than run dependency?). "pkg_info -R glib2" does list xcowsay, which pulls in glib2 via gtk+3.
