[alt.msdos.programmer] Software interface to drive/directory mapping

pruss@ria.ccs.uwo.ca (? pruss) (05/30/90)

Basically I am wondering what SUBST and JOIN actually do.

Is there some portable way of accessing the SUBST/JOIN data area?
I found it at a different address under DOS 3.3 and 4.01.  Also,
has the format of this data area been released?

It seems that this data area lists the actual unmapped drive:path
for each drive letter and indicates whether the mapping is from
drive:path -> letter or letter -> drive:path. 

I would be interested in a way of doing the drive/dir mapping under
software control.

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pruss@ria.ccs.uwo.ca     //    pruss@ria.UUCP