Delivery-Date: Thu Sep 25 18:01:39 2008
Message-Id: <200809260104.m8Q14qHq030604@bourbon.usc.edu>
To: cs551@merlot.usc.edu
Subject: Re: cs551 prob with select()
Date: Thu, 25 Sep 2008 18:04:52 -0700
From: Bill Cheng <william@bourbon.usc.edu>

Someone wrote:

  > just a clarification. u had specified that we have to sleep for at most
  > 10,000 seconds in the mail, but the spec says
  > 
  > "The return value of GetInterval() should be an integer having a unit of
  > milliseconds. To make things easier to manage, we limit the value of this
  > integer to be between 1 and 10,000."
  > 
  > isnt that supposed to be 10,000 milliseconds?
  > 
  > if so, usleep() should work rite?

You are absolute correct!  I guess I was confused.
--
Bill Cheng // bill.cheng@usc.edu <URL:http://merlot.usc.edu/william/usc/>


  On Tue, Sep 23, 2008 at 11:02 PM, Bill Cheng <william@bourbon.usc.edu>wrote:
  
  > Someone wrote:
  >
  >  > Is there any reason for select() not working or sleeping for the
  > specified
  >  > amount of time.
  >
  > I'm not sure what you meant by "not working".  To me, not
  > working means that if you try to sleep for X seconds, it
  > returns without sleeping.  Is that what's going on?
  >
  >  > I tried replacing it with usleep() and it works fine.
  >
  > If it works for you, then feel free to use it.  I thought the
  > argument of usleep() is a 32-bit unsigned integer!  So, the
  > maximum you can specify is to sleep for 4294967295 microseconds
  > and this is only 4,295 seconds.  Our spec implies that you
  > need to be able to sleep for at most 10,000 seconds.
  > --
  > Bill Cheng // bill.cheng@usc.edu <URL:http://merlot.usc.edu/william/usc/>