gno/bin/sleep/sleep.1

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.\"	@(#)sleep.1	8.3 (Berkeley) 4/18/94
.\"	$Id: sleep.1,v 1.1 1997/10/03 04:02:40 gdr Exp $
.\"
.TH SLEEP 1 "September 1997" "" "Commands and Applications"
.SH NAME
.BR sleep
\- suspend execution for an interval of time
.SH SYNOPSIS
.BR sleep
.BR seconds
.SH DESCRIPTION
The
.BR sleep
command
suspends execution for a minimum of
.BR seconds .
.BR sleep
is used to schedule the execution of other commands (see
.B EXAMPLES
below).
.LP
If the
.BR sleep
command
receives a SIGALRM signal, it terminates normally with a zero exit status,
for any other signal it takes the standard action.
.LP
The
.BR sleep
utility exits with one of the following values:
.RS
.BR 0
On successful completion, or if the signal
.BR SIGALRM
was received.
.LP
.BR \&>\&0
An error occurred.
.RE
.SH EXAMPLES
To schedule the execution of a command for
some
number of seconds later:
.LP
.B "sleep 1800; command_file"
.LP
This incantation would wait a half hour before
running the script command_file. (See the
.BR at (1)
utility.)
.SH VERSION
This manual page documents
.BR sleep
version 2.0.
.SH ATTRIBUTIONS
This command was ported from FreeBSD source code
for distribution with GNO/ME 2.0.6.
.SH SEE ALSO
.BR at (1),
.BR setitimer (2),
.BR alarm (3),
.BR sleep (3)
.SH STANDARDS
The
.BR sleep
command is expected to be
POSIX.2
compatible.