Re: Is enum a suitable way to implement a "local define?"

From	James Kuyper <jameskuyper@verizon.net>
Newsgroups	comp.lang.c
Subject	Re: Is enum a suitable way to implement a "local define?"
Date	2014-04-10 16:18 -0400
Organization	Self
Message-ID	<5346FC9B.40106@verizon.net> (permalink)
References	(10 earlier) <li6odd$hop$1@usenet.stanford.edu> <20140410114854.252@kylheku.com> <li6rsl$i02$1@speranza.aioe.org> <5346F818.9000809@verizon.net> <li6tut$nck$1@speranza.aioe.org>

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On 04/10/2014 04:12 PM, glen herrmannsfeldt wrote:
> James Kuyper <jameskuyper@verizon.net> wrote:
>> On 04/10/2014 03:36 PM, glen herrmannsfeldt wrote:
> 
>>> There is a story from someone with an atomic clock that is good
>>> to 1 part in 1e18. There was a comment that it wouldn't lose a
>>> second over the age of the universe, where someone then commented
>>> that they didn't think the plastic on the wires would last that long.
>  
>> The big official time keepers actually use multiple atomic clocks,
>> allowing them to take one out of service for maintenance (such as
>> replacing the wires), and re-syncing it with the others when the
>> maintenance is complete. I find it amazing that they can re-sync it with
>> sufficient precision, but apparently they can do so.
> 
> But the physical clock, even if you do that, won't last 1e18s.

Replacing the entire physical clock is just an extreme form of
"maintenance", and can be dealt with in the same fashion.

Thread

Is enum a suitable way to implement a "local define?" partremmaps@gmail.com - 2014-04-05 13:07 -0700
  Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-05 13:55 -0700
  Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-05 14:14 -0700
    Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-06 22:18 +0200
      Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-06 13:28 -0700
      Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-06 16:35 -0400
      Re: Is enum a suitable way to implement a "local define?" Ian Collins <ian-news@hotmail.com> - 2014-04-07 08:55 +1200
        Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-06 23:30 +0200
          Re: Is enum a suitable way to implement a "local define?" Ian Collins <ian-news@hotmail.com> - 2014-04-07 10:12 +1200
          Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-06 18:22 -0400
  Re: Is enum a suitable way to implement a "local define?" Malcolm McLean <malcolm.mclean5@btinternet.com> - 2014-04-05 14:30 -0700
  Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-05 22:39 +0100
    Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-06 22:27 +0200
      Re: Is enum a suitable way to implement a "local define?" Ian Collins <ian-news@hotmail.com> - 2014-04-07 08:52 +1200
      Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-06 23:20 +0100
        Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-07 02:17 +0200
          Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-06 19:00 -0700
            Re: Is enum a suitable way to implement a "local define?" glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-07 04:44 +0000
              Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-07 10:15 +0100
                Re: Is enum a suitable way to implement a "local define?" glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-07 18:32 +0000
                Re: Is enum a suitable way to implement a "local define?" Kaz Kylheku <kaz@kylheku.com> - 2014-04-07 18:47 +0000
              Re: Is enum a suitable way to implement a "local define?" Alain Ketterlin <alain@dpt-info.u-strasbg.fr> - 2014-04-07 11:39 +0200
            Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-07 08:58 +0200
              Re: Is enum a suitable way to implement a "local define?" Ian Collins <ian-news@hotmail.com> - 2014-04-07 19:34 +1200
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-07 09:41 +0100
                Re: Is enum a suitable way to implement a "local define?" Ian Collins <ian-news@hotmail.com> - 2014-04-07 21:45 +1200
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-07 11:03 +0100
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-07 12:54 +0200
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-07 13:48 +0100
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-07 15:27 +0200
                Re: Is enum a suitable way to implement a "local define?" Ian Collins <ian-news@hotmail.com> - 2014-04-07 23:00 +1200
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-07 11:31 +0200
                Re: Is enum a suitable way to implement a "local define?" Les Cargill <lcargill99@comcast.com> - 2014-04-07 07:24 -0500
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-07 15:02 +0200
          Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-07 10:19 +0100
            Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-07 12:43 +0200
              Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-07 13:27 +0100
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-07 15:16 +0200
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-07 14:43 +0100
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-07 16:44 +0200
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-07 16:52 +0100
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-07 12:53 -0400
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-07 12:59 -0400
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-07 18:12 +0100
                Re: Is enum a suitable way to implement a "local define?" Richard <rgrdev_@gmail.com> - 2014-04-07 18:27 +0100
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-08 23:22 +0100
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-08 18:44 -0400
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-09 00:22 +0100
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-08 09:39 +0200
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-08 23:27 +0100
                Re: Is enum a suitable way to implement a "local define?" Ian Collins <ian-news@hotmail.com> - 2014-04-09 10:52 +1200
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-09 00:24 +0100
                Re: Is enum a suitable way to implement a "local define?" Ian Collins <ian-news@hotmail.com> - 2014-04-09 11:32 +1200
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-09 08:58 +0200
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-08 19:54 -0400
                Re: Is enum a suitable way to implement a "local define?" Kaz Kylheku <kaz@kylheku.com> - 2014-04-09 00:41 +0000
                Re: Is enum a suitable way to implement a "local define?" glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-08 23:05 +0000
                Re: Is enum a suitable way to implement a "local define?" Stephen Sprunk <stephen@sprunk.org> - 2014-04-08 18:24 -0500
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-08 19:39 -0400
                Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-08 22:41 -0700
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-09 09:16 +0200
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-09 07:27 -0400
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-09 15:32 +0200
                Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-09 08:32 -0700
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-10 11:03 +0200
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-10 07:27 -0400
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-10 14:02 +0200
                Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-10 08:34 -0700
                Re: Is enum a suitable way to implement a "local define?" glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-10 16:36 +0000
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-10 12:58 -0400
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-09 11:36 -0400
                Re: Is enum a suitable way to implement a "local define?" glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-09 18:36 +0000
                Re: Is enum a suitable way to implement a "local define?" Stephen Sprunk <stephen@sprunk.org> - 2014-04-09 14:11 -0500
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-10 13:55 +0200
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-09 02:35 +0200
                Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-08 23:05 -0700
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-09 09:45 +0200
                Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-09 08:19 -0700
                Re: Is enum a suitable way to implement a "local define?" Richard <rgrdev_@gmail.com> - 2014-04-10 09:08 +0100
                Re: Is enum a suitable way to implement a "local define?" Malcolm McLean <malcolm.mclean5@btinternet.com> - 2014-04-10 02:57 -0700
                Re: Is enum a suitable way to implement a "local define?" Richard <rgrdev_@gmail.com> - 2014-04-10 11:50 +0100
                Re: Is enum a suitable way to implement a "local define?" Seungbeom Kim <musiphil@bawi.org> - 2014-04-10 11:37 -0700
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-10 14:52 -0400
                Re: Is enum a suitable way to implement a "local define?" Kaz Kylheku <kaz@kylheku.com> - 2014-04-10 18:53 +0000
                Re: Is enum a suitable way to implement a "local define?" glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-10 19:36 +0000
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-10 15:59 -0400
                Re: Is enum a suitable way to implement a "local define?" glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-10 20:12 +0000
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-10 16:18 -0400
                Re: Is enum a suitable way to implement a "local define?" Martin Shobe <martin.shobe@yahoo.com> - 2014-04-11 10:24 -0500
                Re: Is enum a suitable way to implement a "local define?" Martin Shobe <martin.shobe@yahoo.com> - 2014-04-11 14:36 -0500
                Re: Is enum a suitable way to implement a "local define?" David Thompson <dave.thompson2@verizon.net> - 2014-05-25 16:44 -0400
                Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-10 12:47 -0700
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-10 16:05 -0400
                Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-10 13:34 -0700
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-10 16:59 -0400
                Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-10 16:01 -0700
                Re: Is enum a suitable way to implement a "local define?" Tim Rentsch <txr@alumni.caltech.edu> - 2014-04-14 21:24 -0700
                Re: Is enum a suitable way to implement a "local define?" Tim Rentsch <txr@alumni.caltech.edu> - 2014-04-14 21:36 -0700
                Re: Is enum a suitable way to implement a "local define?" glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-15 05:26 +0000
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-15 07:18 -0400
                Re: Is enum a suitable way to implement a "local define?" Tim Rentsch <txr@alumni.caltech.edu> - 2014-04-18 09:01 -0700
                Please ignore trolls Noob <root@127.0.0.1> - 2014-04-09 15:26 +0200
                Re: Please ignore trolls David Brown <david.brown@hesbynett.no> - 2014-04-09 15:38 +0200
                Re: Please ignore trolls James Kuyper <jameskuyper@verizon.net> - 2014-04-09 12:02 -0400
                Re: Please ignore trolls Kaz Kylheku <kaz@kylheku.com> - 2014-04-09 19:18 +0000
                Re: Please ignore trolls "BartC" <bc@freeuk.com> - 2014-04-10 20:18 +0100
                Re: Please ignore trolls James Kuyper <jameskuyper@verizon.net> - 2014-04-10 15:49 -0400
                Re: Please ignore trolls gazelle@shell.xmission.com (Kenny McCormack) - 2014-04-10 20:14 +0000
                Re: Please ignore trolls "BartC" <bc@freeuk.com> - 2014-04-11 14:35 +0100
                Re: Please ignore trolls Malcolm McLean <malcolm.mclean5@btinternet.com> - 2014-04-11 07:35 -0700
                Re: Please ignore trolls "BartC" <bc@freeuk.com> - 2014-04-11 15:51 +0100
                Re: Please ignore trolls Jorgen Grahn <grahn+nntp@snipabacken.se> - 2014-04-12 15:48 +0000
                Re: Please ignore trolls Kaz Kylheku <kaz@kylheku.com> - 2014-04-10 21:16 +0000
                Re: Please ignore trolls "BartC" <bc@freeuk.com> - 2014-04-12 15:35 +0100
                Re: Please ignore trolls Keith Thompson <kst-u@mib.org> - 2014-04-09 08:03 -0700
                Re: Please ignore trolls gazelle@shell.xmission.com (Kenny McCormack) - 2014-04-09 15:25 +0000
                Re: Is enum a suitable way to implement a "local define?" Ben Bacarisse <ben.usenet@bsb.me.uk> - 2014-04-09 21:28 +0100
                Re: Is enum a suitable way to implement a "local define?" Ian Collins <ian-news@hotmail.com> - 2014-04-10 08:39 +1200
                Re: Is enum a suitable way to implement a "local define?" Kaz Kylheku <kaz@kylheku.com> - 2014-04-09 23:38 +0000
                Re: Is enum a suitable way to implement a "local define?" Ben Bacarisse <ben.usenet@bsb.me.uk> - 2014-04-10 02:07 +0100
                Re: Is enum a suitable way to implement a "local define?" Ike Naar <ike@iceland.freeshell.org> - 2014-04-09 05:18 +0000
                Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-09 08:05 -0700
            Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-07 08:33 -0700
              Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-07 17:16 +0100
                Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-07 11:07 -0700
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-08 09:49 +0200
                Re: Is enum a suitable way to implement a "local define?" Ian Collins <ian-news@hotmail.com> - 2014-04-08 20:33 +1200
                Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-08 12:31 +0200
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-08 21:59 -0400
                Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-08 07:37 -0700
              Re: Is enum a suitable way to implement a "local define?" Stephen Sprunk <stephen@sprunk.org> - 2014-04-08 08:35 -0500
                Re: Is enum a suitable way to implement a "local define?" Seungbeom Kim <musiphil@bawi.org> - 2014-04-08 11:30 -0700
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-08 23:46 +0100
                Re: Is enum a suitable way to implement a "local define?" Stephen Sprunk <stephen@sprunk.org> - 2014-04-08 18:28 -0500
                Re: Is enum a suitable way to implement a "local define?" Seungbeom Kim <musiphil@bawi.org> - 2014-04-08 17:21 -0700
                Re: Is enum a suitable way to implement a "local define?" "BartC" <bc@freeuk.com> - 2014-04-09 09:07 +0100
                Re: Is enum a suitable way to implement a "local define?" James Kuyper <jameskuyper@verizon.net> - 2014-04-09 07:22 -0400
      Re: Is enum a suitable way to implement a "local define?" Keith Thompson <kst-u@mib.org> - 2014-04-06 16:25 -0700
        Re: Is enum a suitable way to implement a "local define?" David Brown <david.brown@hesbynett.no> - 2014-04-07 02:22 +0200
  Re: Is enum a suitable way to implement a "local define?" Ike Naar <ike@iceland.freeshell.org> - 2014-04-06 06:08 +0000
  Re: Is enum a suitable way to implement a "local define?" jacob navia <jacob@spamsink.net> - 2014-04-06 08:54 +0200
  Re: Is enum a suitable way to implement a "local define?" partremmaps@gmail.com - 2014-04-07 23:48 -0700

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