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Groups > comp.lang.c > #102923

Re: C declarations

From David Brown <david.brown@hesbynett.no>
Newsgroups comp.lang.c
Subject Re: C declarations
Date 2017-02-01 20:56 +0100
Organization A noiseless patient Spider
Message-ID <o6teeo$ofn$1@dont-email.me> (permalink)
References (8 earlier) <o6slob$pkf$1@dont-email.me> <o6snb9$v37$1@dont-email.me> <o6suqv$q9r$1@dont-email.me> <ln7f5999bi.fsf@kst-u.example.com> <6d66a487-b263-403f-8d05-2474d41ae2b9@googlegroups.com>

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On 01/02/17 17:44, supercat@casperkitty.com wrote:
> On Wednesday, February 1, 2017 at 10:14:01 AM UTC-6, Keith Thompson wrote:
>> It probably would have been better to have a more restrictive grammar
>> from the beginning, but that wasn't practical.
>
> Alternatively, it would have been better to recognize that some languages may
> be described much better in terms of parsing steps and states than as a BNF
> grammar.  Every grammar which can be matched by a finite or push-down state
> machine will have an equivalent BNF grammar, but the BNF form may sometimes
> need to be far more complicated, and far less comprehensible, than the state
> machine upon which it is based.
>

Alternatively, it would have been even better to recognize that some 
aspects of a language like C can be best described in BNF form, and 
other aspects can be best described in free text.

Oh, wait - someone's thought of that already.

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C declarations BartC <bc@freeuk.com> - 2017-01-30 13:00 +0000
  Re: C declarations David Brown <david.brown@hesbynett.no> - 2017-01-30 14:25 +0100
    Re: C declarations Keith Thompson <kst-u@mib.org> - 2017-01-30 11:42 -0800
  Re: C declarations Andrey Tarasevich <andreytarasevich@hotmail.com> - 2017-01-31 13:46 -0800
    Re: C declarations BartC <bc@freeuk.com> - 2017-01-31 22:13 +0000
      Re: C declarations Andrey Tarasevich <andreytarasevich@hotmail.com> - 2017-01-31 16:43 -0800
        Re: C declarations Andrey Tarasevich <andreytarasevich@hotmail.com> - 2017-01-31 17:06 -0800
      Re: C declarations Ian Collins <ian-news@hotmail.com> - 2017-02-01 17:58 +1300
        Re: C declarations luser droog <luser.droog@gmail.com> - 2017-01-31 22:42 -0800
          Re: C declarations Ian Collins <ian-news@hotmail.com> - 2017-02-01 19:48 +1300
            Re: C declarations Robert Wessel <robertwessel2@yahoo.com> - 2017-02-01 01:18 -0600
            Re: C declarations David Brown <david.brown@hesbynett.no> - 2017-02-01 10:10 +0100
              Re: C declarations BartC <bc@freeuk.com> - 2017-02-01 11:39 +0000
                Re: C declarations David Brown <david.brown@hesbynett.no> - 2017-02-01 13:55 +0100
                Re: C declarations BartC <bc@freeuk.com> - 2017-02-01 13:22 +0000
                Re: C declarations David Brown <david.brown@hesbynett.no> - 2017-02-01 16:30 +0100
                Re: C declarations Keith Thompson <kst-u@mib.org> - 2017-02-01 08:15 -0800
                Re: C declarations supercat@casperkitty.com - 2017-02-01 08:44 -0800
                Re: C declarations David Brown <david.brown@hesbynett.no> - 2017-02-01 20:56 +0100
                Re: C declarations supercat@casperkitty.com - 2017-02-01 08:29 -0800
                Re: C declarations BartC <bc@freeuk.com> - 2017-02-01 17:24 +0000
                Re: C declarations fir <profesor.fir@gmail.com> - 2017-02-01 09:55 -0800
                Re: C declarations BartC <bc@freeuk.com> - 2017-02-01 18:44 +0000
                Re: C declarations Keith Thompson <kst-u@mib.org> - 2017-02-01 11:03 -0800
                Re: C declarations fir <profesor.fir@gmail.com> - 2017-02-01 12:26 -0800
                Re: C declarations fir <profesor.fir@gmail.com> - 2017-02-01 13:03 -0800
                Re: C declarations fir <profesor.fir@gmail.com> - 2017-02-01 13:12 -0800
                Re: C declarations fir <profesor.fir@gmail.com> - 2017-02-03 16:07 -0800
                Re: C declarations Keith Thompson <kst-u@mib.org> - 2017-02-01 10:44 -0800
                Re: C declarations jameskuyper@verizon.net - 2017-02-01 11:08 -0800
                Re: C declarations Keith Thompson <kst-u@mib.org> - 2017-02-01 10:40 -0800
                Re: C declarations BartC <bc@freeuk.com> - 2017-02-01 17:04 +0000
                Re: C declarations Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-02-01 19:58 +0000
                Re: C declarations BartC <bc@freeuk.com> - 2017-02-01 21:23 +0000
                Re: C declarations Keith Thompson <kst-u@mib.org> - 2017-02-01 08:08 -0800
                Re: C declarations Andrey Tarasevich <andreytarasevich@hotmail.com> - 2017-02-01 12:45 -0800
  Re: C declarations Andrey Tarasevich <andreytarasevich@hotmail.com> - 2017-03-06 11:19 -0800
    Re: C declarations Keith Thompson <kst-u@mib.org> - 2017-03-06 11:27 -0800

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