.\" Copyright (c) 1983 Regents of the University of California. .\" All rights reserved. The Berkeley software License Agreement .\" specifies the terms and conditions for redistribution. .\" .\" @(#)false.1 6.1 (Berkeley) %G% .\" .TH FALSE 1 "" .UC 5 .SH NAME false, true \- provide truth values .SH SYNOPSIS .B true .PP .B false .SH DESCRIPTION .I True and .I false are usually used in a Bourne shell script. They test for the appropriate status "true" or "false" before running (or failing to run) a list of commands. .SH EXAMPLE .IP .nf while false do command list done .SH "SEE ALSO" csh(1), sh(1), true(1) .SH DIAGNOSTICS .I False has exit status nonzero.