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Programming > Forth > Re: OBJECTS.FS ...
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Re: OBJECTS.FS Question

by anton@[EMAIL PROTECTED] (Anton Ertl) Mar 27, 2008 at 09:36 PM

Doug Hoffman <no.spam> writes:
>If I then make a snapshot image of my Forth system and re-launch that I 
>am unable to get my object x to do anything.

Most Forth systems don't save ALLOCATEd memory when you make an image,
so when you use an image, any ALLOCATEd data is gone.  objects.fs uses
ALLOCATE and RESIZE to store some of the data on cl*****, and that
would then be lost.  I guess that's the problem you see.

>  Worse, I cannot even reload the above code 
>starting with 'interface selector val ...'.

There is already something stored in ALLOCATEd memory when you include
objects.fs (in particular, parts of the definition of the OBJECT
class).

Should we change the Forth systems to also save ALLOCATEd memory,
should we change applications and libraries to avoid ALLOCATEd memory,
or should we just be happy with loading applications from the start on
every startup (and make the systems compile fast enough)?

- anton
-- 
M. Anton Ertl  http://www.complang.tuwien.ac.at/anton/home.html
comp.lang.forth FAQs: http://www.complang.tuwien.ac.at/forth/faq/toc.html
     New standard: http://www.forth200x.org/forth200x.html
   EuroForth 2008:
http://www.complang.tuwien.ac.at/anton/euroforth/ef08.html
 




 44 Posts in Topic:
OBJECTS.FS Question
Doug Hoffman <no.spam&  2008-03-26 21:00:22 
Re: OBJECTS.FS Question
anton@[EMAIL PROTECTED]   2008-03-27 21:36:02 
Re: OBJECTS.FS Question
Bruce McFarling <agila  2008-03-27 18:33:47 
Images and libraries (was: OBJECTS.FS Question)
anton@[EMAIL PROTECTED]   2008-03-28 20:48:24 
Re: Images and libraries
Doug Hoffman <no.spam&  2008-03-29 07:05:58 
Re: Images and libraries
Elizabeth D Rather <er  2008-03-29 06:54:53 
Re: OBJECTS.FS Question
Doug Hoffman <no.spam&  2008-03-27 22:27:11 
Re: OBJECTS.FS Question
Albert van der Horst <  2008-03-28 09:00:39 
Re: Images and libraries (was: OBJECTS.FS Question)
Bruce McFarling <agila  2008-03-28 22:24:06 
Re: Images and libraries (was: OBJECTS.FS Question)
mhx@[EMAIL PROTECTED] (M  2008-03-29 07:01:59 
Re: Images and libraries (was: OBJECTS.FS Question)
Albert van der Horst <  2008-03-29 17:28:00 
Re: Images and libraries
Andrew Haley <andrew29  2008-03-29 10:29:43 
Re: Images and libraries
anton@[EMAIL PROTECTED]   2008-03-30 19:23:04 
Re: Images and libraries (was: OBJECTS.FS Question)
Bruce McFarling <agila  2008-03-29 08:51:33 
Re: Images and libraries (was: OBJECTS.FS Question)
Bruce McFarling <agila  2008-03-29 10:57:17 
Re: Images and libraries (was: OBJECTS.FS Question)
anton@[EMAIL PROTECTED]   2008-03-30 19:40:00 
Re: Images and libraries (was: OBJECTS.FS Question)
Albert van der Horst <  2008-03-31 07:43:03 
Re: Images and libraries (was: OBJECTS.FS Question)
stephenXXX@[EMAIL PROTECT  2008-03-31 13:15:43 
Re: Images and libraries (was: OBJECTS.FS Question)
Bernd Paysan <bernd.pa  2008-03-31 17:33:03 
Re: Images and libraries (was: OBJECTS.FS Question)
Bruce McFarling <agila  2008-03-29 11:07:13 
Re: Images and libraries (was: OBJECTS.FS Question)
anton@[EMAIL PROTECTED]   2008-03-30 19:14:33 
Re: Images and libraries (was: OBJECTS.FS Question)
Bruce McFarling <agila  2008-03-30 14:58:43 
Re: Images and libraries (was: OBJECTS.FS Question)
Jonah Thomas <jethomas  2008-03-31 13:12:13 
Re: Images and libraries (was: OBJECTS.FS Question)
Bernd Paysan <bernd.pa  2008-03-31 21:48:45 
Re: Images and libraries (was: OBJECTS.FS Question)
Bruce McFarling <agila  2008-03-31 11:39:05 
Re: Images and libraries (was: OBJECTS.FS Question)
Bruce McFarling <agila  2008-04-01 08:22:47 
Re: Images and libraries
Bruce McFarling <agila  2008-03-29 08:57:52 
Re: Images and libraries
Doug Hoffman <no.spam&  2008-03-29 18:20:50 
Re: Images and libraries
Bernd Paysan <bernd.pa  2008-03-30 22:10:35 
Re: Images and libraries
Bernd Paysan <bernd.pa  2008-03-30 23:23:34 
Re: Images and libraries (was: OBJECTS.FS Question)
Bruce McFarling <agila  2008-03-30 13:40:29 
Re: Images and libraries
ragofu64@[EMAIL PROTECTED  2008-04-02 17:20:17 
Re: Images and libraries
Doug Hoffman <no.spam&  2008-04-02 20:59:13 
Re: Images and libraries
ragofu64@[EMAIL PROTECTED  2008-04-03 01:19:09 
Re: Images and libraries
Doug Hoffman <no.spam&  2008-04-03 05:58:15 
Re: Images and libraries
ragofu64@[EMAIL PROTECTED  2008-04-03 03:59:41 
Re: OBJECTS.FS Question
ragofu64@[EMAIL PROTECTED  2008-04-29 17:20:20 
Re: OBJECTS.FS Question
Doug Hoffman <no.spam&  2008-04-30 20:22:29 
Re: OBJECTS.FS Question
ragofu64@[EMAIL PROTECTED  2008-05-01 01:06:28 
Re: OBJECTS.FS Question
Doug Hoffman <no.spam&  2008-05-03 12:37:01 
Re: OBJECTS.FS Question
ragofu64@[EMAIL PROTECTED  2008-05-07 06:20:43 
Re: OBJECTS.FS Question
Doug Hoffman <no.spam&  2008-05-07 11:06:44 
Re: OBJECTS.FS Question
ragofu64@[EMAIL PROTECTED  2008-05-07 11:36:26 
Re: OBJECTS.FS Question
ragofu64@[EMAIL PROTECTED  2008-05-10 04:07:39 

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tan12V112 Fri Jul 18 20:37:42 CDT 2008.