30 lines
861 B
Groff
30 lines
861 B
Groff
.\" Copyright (c) 1980 Regents of the University of California.
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.\" All rights reserved. The Berkeley software License Agreement
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.\" specifies the terms and conditions for redistribution.
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.\"
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.\" @(#)sleep.3 6.2 (Berkeley) 5/12/86
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.\"
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.TH SLEEP 3 "August 16, 2009"
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.UC 4
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.SH NAME
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sleep \- suspend execution for interval
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.SH SYNOPSIS
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.nf
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.ft B
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#include <unistd.h>
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unsigned int sleep(unsigned int \fIseconds\fP)
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.fi
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.SH DESCRIPTION
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The current process is suspended from execution for the number
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of seconds specified by the argument.
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.PP
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The routine is implemented using the 'select' function, so it does not
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interfere with alarm timers. If a signal is received, the function returns.
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.SH "RETURN VALUE
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The amount of time that remains to be slept is returned. This value is
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specified in seconds and rounded up.
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.SH "SEE ALSO"
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.BR pause (2),
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.BR nanosleep (3).
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