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Re: Filling in a struct timespec with the current date?
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Re: Filling in a struct timespec with the current date?


  • Subject: Re: Filling in a struct timespec with the current date?
  • From: Kevin Van Vechten <email@hidden>
  • Date: Tue, 28 Jul 2009 10:07:47 -0700

On Jul 28, 2009, at 9:57 AM, Karan, Cem (Civ, ARL/CISD) wrote:

Jean-Daniel Dupas wrote on Tuesday, July 28, 2009 12:52 PM

Le 28 juil. 09 à 18:42, Karan, Cem (Civ, ARL/CISD) a écrit :

I'm trying to use struct timespec, and I want to initialize
it to the
current date (sec & nanosec).  Is there a function call that I can
call that will do so, or do I have to roll my own? Note that I'm
looking for an API that will fill in a timespec that I pass in, not
create a new one on the heap.


You can wrap your own using gettimeofday() which does what
you want but using a timeval instead of a timespec.

Yeah, that is what I'm doing now; I was hoping there was a cleaner way, something along the lines of:


	ERROR_CODE initWithCurrentDate(&myTimeSpec);

If there isn't, then such is life; I'll continue using what gettimeofday().

Wrapping gettimeofday(3) is the way to go. There is a POSIX REALTIME interface clock_gettime(3) that returns a struct timespec, but Mac OS X does not implement these optional interfaces.


Kevin _______________________________________________
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  • Follow-Ups:
    • Re: Filling in a struct timespec with the current date?
      • From: Terry Lambert <email@hidden>
References: 
 >Filling in a struct timespec with the current date? (From: "Karan, Cem (Civ, ARL/CISD)" <email@hidden>)
 >Re: Filling in a struct timespec with the current date? (From: Jean-Daniel Dupas <email@hidden>)
 >RE: Filling in a struct timespec with the current date? (From: "Karan, Cem (Civ, ARL/CISD)" <email@hidden>)

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