HP 3000 Manuals

MPE/iX Quick Reference Guide

File Access and Security 

Mode                                        User 
R = Read                                    ANY = Any user
L = Lock (allows exclusive access to the    AC = Member of this
file)                                       account only
A = Append (implicitly specifies L also)    GU = Member of this group
                                            only
W = Write (implicitly specifies A and L     AL = Account librarian
also)                                       user only
X = Execute                                 GL = Group librarian user
                                            only
S = Save                                    CR = Creating user only

MPE/iX 5.0 Documentation