Login name of the user who checked in the revision
$Date$
Timestamp of the checkin of this revision
$Locker$
Login name of the user who locked this revision (if locked)
$Name$
Symbolc name used to tag this revision
$RCSfile$
Name of the RCS file, without path
$Revision$
The revision number assigned
$Source$
Full pathname of the RCS file
$State$
State assigned to this revision (e.g. experimental, stable, released)
$Header$
Equivalent to $Source$ $Revision$ $Date$ $Author$ $State$ $Locker$
$Id$
Equivalent to $RCSfile$ $Revision$ $Date$ $Author$ $State$ $Locker$
$Log$
The log message supplied with the revision when it was checked in. These accumulate
to form a revision history, but old log entries are not replaced on each checkout.