loginid vs. uid.

[BURNS,JIM]

in article <232 at twg.wimsey.bc.ca>, bill at twg.wimsey.bc.ca (Bill Irwin) says:
> How do you change your logname to "wimp" when you "su - wimp"?  I have an
> email  application  that  uses the logname to determine  which  directory
> structure  to deal with in mail sessions, which makes it impossible to su
> to another user and read their mail.

Interestingly enough, /bin/who, invoked as 'who am i' usually reports the
account you su'd from, whereas /usr/bin/whoami (or /usr/ucb/whoami) usually
reports the account you su'd to. And of course, $LOGNAME will depend on
whether you used the '-' flag to su or not.
-- 
BURNS,JIM
Georgia Institute of Technology, Box 30178, Atlanta Georgia, 30332
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