How do I detect who and when A file gets accessed ?

[Doug Gwyn]

In article <3322 at solo10.cs.vu.nl> maart at cs.vu.nl (Maarten Litmaath) writes:
>One problem: to prevent race conditions when updating the user register,
>you have to use some locking mechanism.

Not if it is opened in append mode and a log entry is done with a single,
small write.