[Coco] Need a dir -e but extended.

[gene heskett]

On Friday, December 24, 2010 01:17:41 am Richard E. Crislip did opine:

> On Tuesday 21 December 2010 20:30:04 gene heskett wrote:
> > On Tuesday, December 21, 2010 08:28:51 pm Richard E. Crislip did opine:
> > > On Tuesday 21 December 2010 15:12:53 gene heskett wrote:
> > > > Greetings;
> > > > 
> > > > I have a bad fd sector that is making dcheck bail out.
> > > > 
> > > > It is reporting a sector error for a sector that is not even on
> > > > the disk, so its obvious I have a contaminated FD sector, but a
> > > > few hours of doing dir -e's here and there looking for a bogus
> > > > list, I have not found it yet.
> > > > 
> > > > A decade or more back, we had a disk or file utility that worked
> > > > something like a dir -e does now, but where a dir -e only gets the
> > > > location of that filenames fd sector and reports that as the files
> > > > address, it read and decoded the rest of that sector to show where
> > > > each piece of the file was located on the disk, and also the size
> > > > of the file from that FD, this utility returned a complete list
> > > > of all the allocated sectors and the size of each allocation.  So
> > > > it showed the offset and size of every segment of a files fd
> > > > sector.  But I don't recall the name of the thing and nothing I
> > > > see on that Seagate's various cmds dirs (there are several) rings
> > > > even a teeny little bell.
> > > > 
> > > > Can someone refresh my memory?  Please?
> > > 
> > > Hi Gene,
> > > 
> > > The last time I did anything like that was with a RSDOS program
> > > called CoCoZap. It displayed a graphical picture of what it found
> > > on the disk and, after studying the patterns one could discern the
> > > bad areas and make changes that would allow the dist to at least be
> > > read. I do remember trying iton an OS-9 disk, and for sure I did
> > > not try it on an Nitros-9 disk 8-).
> > > 
> > > Richard
> > 
> > This is os9/nitros9, and there is no resemblance between the file
> > structures on the disk.
> 
> You're probably correct, but I remember it as being a raw data reader,
> didn't care about filesystems.
> 
> Richard
> 
It may not Richard, but I have almost zero knowledge of the rsdos file 
system while I am long term conversant with os9 and its filesystem.  So ded 
is my tool of choice.

BTW, Merry Christmas to you and yours.

-- 
Cheers, Gene
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
To err is human.
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