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  1. Path: merle.acns.nwu.edu!judd
  2. From: judd@merle.acns.nwu.edu (Stephen Judd)
  3. Newsgroups: comp.sys.cbm
  4. Subject: Re: JiffyDOS problem!
  5. Date: 21 Feb 1996 05:35:24 GMT
  6. Organization: Northwestern University, Evanston IL
  7. Message-ID: <4geaus$abs@news.acns.nwu.edu>
  8. References: <4g98cb$b8i@news.telia.se> <4gaqp9$o55@news.acns.nwu.edu> <doug.cotton-1902962205180001@s126.the-spa.com>
  9. Reply-To: sjudd@nwu.edu (Stephen Judd)
  10. NNTP-Posting-Host: merle.acns.nwu.edu
  11.  
  12. In article <doug.cotton-1902962205180001@s126.the-spa.com>,
  13. Doug Cotton <doug.cotton@the-spa.com> wrote:
  14. >
  15. >I believe you'll find that JiffyDOS uses some of the memory pointers
  16. >(strings? I'll have to double-check with Mark to verify which) to
  17. >determine where free memory is before allocating the buffer for directory
  18. >reads. If your program doesn't update such pointers after an ML load and
  19. >you read a directory in, yes, your code can get clobbered.
  20. >
  21. >The following is from a file we released a few years ago for general posting:
  22.  
  23. Thanks Doug, that was just what I was looking for.
  24.  
  25.     evetS-
  26.