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Groups > comp.lang.forth > #28787

Re: RfD: Interpret S\"

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On Wed, 26 Feb 2014 11:00:34 GMT, anton@mips.complang.tuwien.ac.at
(Anton Ertl) wrote:

>stephenXXX@mpeforth.com (Stephen Pelc) writes:
>>While I agree that multiple buffers for S" and S\" are useful, RAM
>>is very limited on embedded systems, even those that have file
>>systems. Even on 32 bit embedded systems, we run out of RAM long
>>before we run out of Flash space. We are not going to use more
>>RAM just to ease the very occasional interactive use of RENAME-FILE.
>
>Two ways out:
>
>1) We leave the number of buffers at one; users can write standard
>code for interpretive use of RENAME-FILE that uses PARSE or PARSE-NAME
>such as
>
>parse-name file1 s" file2" rename-file
>
>(or they write non-standard code).
>
>2) We standardize "at least two" buffers, and systems that don't want
>to provide that have an environmental restriction.

I suspect that most embedded system Forths already have environmental
restrictions, so adding another one makes little difference.

In the longer term, standardising an embedded subset of Forth200x
may be a good thing to do.

Stephen

-- 
Stephen Pelc, stephenXXX@mpeforth.com
MicroProcessor Engineering Ltd - More Real, Less Time
133 Hill Lane, Southampton SO15 5AF, England
tel: +44 (0)23 8063 1441, fax: +44 (0)23 8033 9691
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RfD: Interpret S\" "Peter Knaggs" <pjk@bcs.org.uk> - 2014-02-25 01:14 +0000
  Re: RfD: Interpret S\" "Alex McDonald" <blog@rivadpm.com> - 2014-02-25 08:26 +0000
  Re: RfD: Interpret S\" stephenXXX@mpeforth.com (Stephen Pelc) - 2014-02-25 09:29 +0000
    Re: RfD: Interpret S\" m.a.m.hendrix@tue.nl - 2014-02-25 03:43 -0800
      Re: RfD: Interpret S\" Bernd Paysan <bernd.paysan@gmx.de> - 2014-03-04 02:46 +0100
    Re: RfD: Interpret S\" albert@spenarnc.xs4all.nl (Albert van der Horst) - 2014-02-25 12:25 +0000
    Re: RfD: Interpret S\" anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2014-02-26 11:00 +0000
      Re: RfD: Interpret S\" stephenXXX@mpeforth.com (Stephen Pelc) - 2014-02-26 15:18 +0000
        Re: RfD: Interpret S\" "Elizabeth D. Rather" <erather@forth.com> - 2014-02-26 08:28 -1000
      Re: RfD: Interpret S\" Mikael Nordman <oh2aun@gmail.com> - 2014-02-26 12:33 -0800
        Re: RfD: Interpret S\" anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2014-02-27 15:00 +0000
  Re: RfD: Interpret S\" Andrew Haley <andrew29@littlepinkcloud.invalid> - 2014-02-25 04:55 -0600
    Re: RfD: Interpret S\" anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2014-02-26 11:53 +0000

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