LispWorks User Guide and Reference Manual > 35 The MP Package

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mailbox-empty-p

Function
Summary

Tests whether a mailbox is empty.

Package

mp

Signature

mailbox-empty-p mailbox => bool

Arguments

mailbox

A mailbox

Values

bool

A generalized boolean

Description

The mailbox-empty-p function returns t if the given mailbox is empty and nil otherwise.

See also

mailbox-send
mailbox-peek
mailbox-read
make-mailbox


LispWorks User Guide and Reference Manual - 22 Dec 2009

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