Re: rel-files

From: A. Fachat <>
Date: Mon, 10 Jun 2013 12:41:01 +0200
Message-ID: <>
Am 10. Juni 2013 08:15:37 schrieb Jim Brain
> Are you sure it has to be in the same disk block?  From working on sd2iec 
> REL file support, once the file is expanded, a write to any previous block 
> will be 'OK'

Yes, you are correct, I forgot to mention that the file is filled UP to 
that block. I only wanted to mention that the rest of the block is created 
as well. (which is logical as the disk image has no place to note how many 
valid records are there, only blocks).

> > Is this all correct? Do you know any more quirks with relative files?
> An open of an existing REL file using the long form (i.e., with the record 
> length in the open command) will generate an error for any length that does 
> not match the correct length of the REL file record length. This can be 
> used to derive the record length of a REL file that you do not know.  
> Simple the file with increasining reclens until one gives 'ok'

Yes, forgot that as well :-)


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