The unix.groups vocabulary contains words that return information about Unix groups.

Listing all group structures:

all-groups ( -- seq )

Listing all group names:

all-group-names ( -- seq )

Checking if a group exists:

group-exists? ( name/id -- ? )

Querying/setting the current real group:

real-group-name ( -- string )

real-group-id ( -- id )

set-real-group ( obj -- )

Querying/setting the current effective group:

effective-group-name ( -- string )

effective-group-id ( -- string )

set-effective-group ( obj -- )

Getting a group id from a group name or id:

?group-id ( string -- id )

Combinators to change groups:

with-real-group ( string/id/f quot -- )

with-effective-group ( string/id/f quot -- )