with-user-cache ( quot -- )

Vocabulary

unix.users

Inputs

quot	a quotation

Outputs

None

Word description

Iterates over the password file using library calls and creates a cache in the user-cache symbol. The cache is a hashtable indexed by user id. When looking up many users, this approach is much faster than calling system calls.

Definition

USING: kernel namespaces ;

IN: unix.users

: with-user-cache ( quot -- )
    [ <user-cache> user-cache ] dip with-variable ; inline