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At 02:23 PM 5/24/02 -0500, you wrote:

>On Fri, 24 May 2002, Heeter, Kathleen wrote:
>

-snip-

>When the PC program opens the disk file, it will show up as a file in the
>directory.  You could write a program that would monitor for the
>existance of the file in that directory.   But, wow will you know when the
>PC program is actually "done" with that file?  When the file is opened,
>it shows up, then the PC program writes data to it, then it closes it.
>How will you know that you aren't getting it in the middle of the
>"writing data" step?  Are you planning to base that on whether the file is
>locked by the operating system?   Do you know if the program will ever
>release the lock and request it again, or open the file more than once?

Often you can get a 'File in use' return code when you try to do something
with it.




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