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1.1 ! root 1: .\" Copyright (c) 1983 Regents of the University of California. ! 2: .\" All rights reserved. The Berkeley software License Agreement ! 3: .\" specifies the terms and conditions for redistribution. ! 4: .\" ! 5: .\" @(#)false.1 6.1 (Berkeley) 4/29/85 ! 6: .\" ! 7: .TH FALSE 1 "April 29, 1985" ! 8: .UC 5 ! 9: .SH NAME ! 10: false, true \- provide truth values ! 11: .SH SYNOPSIS ! 12: .B true ! 13: .PP ! 14: .B false ! 15: .SH DESCRIPTION ! 16: .I True ! 17: and ! 18: .I false ! 19: are usually used in a Bourne shell script. ! 20: They test for the appropriate status "true" or "false" before running ! 21: (or failing to run) a list of commands. ! 22: .SH EXAMPLE ! 23: .IP ! 24: .nf ! 25: while false ! 26: do ! 27: command list ! 28: done ! 29: .SH "SEE ALSO" ! 30: csh(1), ! 31: sh(1), ! 32: true(1) ! 33: .SH DIAGNOSTICS ! 34: .I False ! 35: has exit status nonzero.
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