group-struct ( obj -- group/f )

Vocabulary

unix.groups

Inputs

obj

an object

Outputs

group/f

a group struct or f

Word description

Returns an alien group struct to be turned into a group tuple by calling subsequent words.

Definition

IN: unix.groups

GENERIC: group-struct ( obj -- group/f )

Methods

USING: kernel math unix unix.ffi unix.groups unix.groups.private
;

M: integer group-struct
    (group-struct) [ [ getgrgid_r ] unix-system-call drop ] keep
    check-group-struct ;


USING: kernel strings unix unix.ffi unix.groups
unix.groups.private ;

M: string group-struct
    (group-struct) [ [ getgrnam_r ] unix-system-call drop ] keep
    check-group-struct ;