1 03/09/76 login, l
 2 
 3 Function:  used to gain access to the system.
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 5 
 6 Syntax:  login Person_id {Project_id} {-control_args}
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 8 
 9 Arguments:
10 Person_id   user's personal ID, which is registered by
11 the system administration and unique at the installation.
12 
13 Project_id  identification of the user's project.
14 
15 
16 Control arguments:
17 -brief, -bf  suppress messages associated with a successful login.
18 -no_print_off, -npf  overtype a string of characters to provide a black
19 area for the user to type his password.
20 -change_password, -cpw  change the user's password; user gives old
21 password in normal manner first.
22 -terminal_type XX, -ttp XX set the user's terminal type to XX, where XX
23 is a string acceptable to the -terminal_type control argument of the
24 set_tty command.  This control argument overrides the default terminal
25 type.
26 -modes XX  set the I/O modes associated with the user's terminal to XX,
27 where XX is a string acceptable to the -modes control argument of the
28 set_tty command.