gdbm-next-key* ( key -- next-key ? )

Vocabulary

gdbm

Inputs

key

an object

Outputs

next-key	an object
?	a boolean

Word description

Given a key returns next key in the database. The boolean flag can decide between the case of reaching the end of the database and a case of a next value set to f.

Definition

USING: destructors gdbm.ffi gdbm.private kernel ;

IN: gdbm

: gdbm-next-key* ( key -- next-key ? )
    [ dbf swap object>datum gdbm_nextkey datum>object* ]
    with-destructors ;