Solaris™ 7 Reference

sleep — Suspend Execution for an Interval

Synopsis

/usr/bin/sleep time
					

Description

The sleep command suspends execution for at least the integral number of seconds specified by the time operand.

If the sleep command receives a SIGALRM signal, one of the following actions is taken.

• Terminate normally with a 0 exit status.

• Effectively ignore the signal.

The sleep command takes the standard action for all other signals.

Operands

time	A nonnegative decimal integer specifying the number of seconds to suspend execution.

Examples

The following example executes a command after 105 seconds.

castle% (sleep 105; find . -name core -print)& 
castle% 

The following example executes a command every so often.

while true 
 do 
   command sleep 37 
 done 

Environment ...