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Annotation of researchv10dc/dist/man/v3/man1/who.1, revision 1.1.1.1

1.1       root        1: .pa 1
                      2: .he 'WHO (I)'3/15/72'WHO (I)'
                      3: .ti 0
                      4: NAME           who  --  who is on the system
                      5: .sp
                      6: .ti 0
                      7: SYNOPSIS       who___ [ who-file ]
                      8: .sp
                      9: .ti 0
                     10: DESCRIPTION    who___, without an argument,
                     11: lists the name, typewriter channel, and login time
                     12: for each current UNIX user.
                     13: 
                     14: Without an argument,
                     15: who___ examines the /tmp/utmp_________
                     16: file to obtain its information.
                     17: If a file is given, that file is examined.
                     18: Typically the given file will be /tmp/wtmp_________,
                     19: which contains a record of all the logins since it
                     20: was created.
                     21: Then who___ will list
                     22: logins, logouts, and crashes since the creation of
                     23: the wtmp file.
                     24: 
                     25: Each login is listed with user name, last character
                     26: of input device name (with /dev/tty________ suppressed),
                     27: date and time.
                     28: Certain logouts produce a similar line without a user name.
                     29: Reboots produce a line with "x" in the place of the device name,
                     30: and a fossil time indicative of when the system went down.
                     31: .sp
                     32: .ti 0
                     33: FILES          /tmp/utmp
                     34: .sp
                     35: .ti 0
                     36: SEE ALSO       login(I), init(VII)
                     37: .sp
                     38: .ti 0
                     39: DIAGNOSTICS    "?" if a named file cannot be read.
                     40: .sp
                     41: .ti 0
                     42: BUGS           --

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