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sleep


NAME
     sleep - suspend execution for an interval

SYNOPSIS
     sleep time

DESCRIPTION
     The sleep utility will suspend execution for  at  least  the
     integral number of seconds specified by the time operand.

OPERANDS
     The following operands are supported:

     time     A  non-negative  decimal  integer  specifying   the
              number of seconds for which to suspend execution.



EXAMPLES
     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
     do
             command
             sleep 37
     done

ENVIRONMENT VARIABLES
     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.

EXIT STATUS
     The following exit values are returned:

     0        The execution was  successfully  suspended  for  at
              least   time  seconds,  or  a  SIGALRM  signal  was
              received (see NOTES).



     >0       An error has occurred.




ATTRIBUTES
     See attributes(5) for descriptions of the  following  attri-
     butes:

     ____________________________________________________________
    |       ATTRIBUTE TYPE        |       ATTRIBUTE VALUE       |
    |_____________________________|_____________________________|
    | Availability                | SUNWcsu                     |
    |_____________________________|_____________________________|
    | Interface Stability         | Standard                    |
    |_____________________________|_____________________________|


SEE ALSO
     wait(1),  alarm(2),  sleep(3C),  wait(3UCB),  attributes(5),
     environ(5), standards(5)

NOTES
     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
     other signals.










Man pages from Solaris 10 Update 8. See docs.sun.com and www.oracle.com for further documentation and Solaris information.
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