sleep - suspend execution for an interval
The sleep utility will suspend execution for at least the
integral number of seconds specified by the time operand.
The following operands are supported:
time A non-negative decimal integer specifying the number
of seconds for which to suspend execution.
Example 1: Suspending command execution for a time
To execute a command after a certain amount of time:
example% (sleep 105; command)&
Example 2: Executing a command every so often
example% while true
See environ(5) for descriptions of the following environment
variables that affect the execution of sleep: LANG, LC_ALL,
LC_CTYPE, LC_MESSAGES, and NLSPATH.
The following exit values are returned:
0 The execution was successfully suspended for at least
time seconds, or a SIGALRM signal was received (see
>0 An error has occurred.
See attributes(5) for descriptions of the following attri-
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
| Availability | SUNWcsu |
| Interface Stability | Standard |
wait(1), alarm(2), sleep(3C), wait(3UCB), attributes(5),
If the sleep utility receives a SIGALRM signal, one of the
following actions will be taken:
o Terminate normally with a zero exit status.
o Effectively ignore the signal.
The sleep utility will take the standard action for all
Man(1) output converted with