Re: "extract" command enhancement (subfiles and Biffs

["Peter Dow" <pcdow@xxxxxxxxx>]

> A file pointer is a pointer to a place in memory that contains the file
> handle for an open file.  So, you could open a file in one program, then
> pass the file pointer to another program, and it could use the file just
> as if it had it open.

You can get some of the same functionality of file pointers by doing an
override with SHARE(*YES), even on display files. I've used this technique
to allow a called program to process a subfile loaded in the calling
program.

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