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Annotation of researchv10dc/dist/man/v4/man1/write.1, revision 1.1.1.1

1.1       root        1: .th WRITE I 8/5/73
                      2: .sh NAME
                      3: write  \*-  write to another user
                      4: .sh SYNOPSIS
                      5: .bd write
                      6: user [ ttyno ]
                      7: .sh DESCRIPTION
                      8: .it Write
                      9: copies lines from your typewriter to that of
                     10: another user.
                     11: When first called,
                     12: it sends the message
                     13: .s3
                     14:      message from yourname...
                     15: .s3
                     16: The recipient of the message should write back at this point.
                     17: Communication continues until an end of file is
                     18: read from the typewriter or an interrupt is sent.
                     19: At that point
                     20: .it write
                     21: writes `EOT' on the other terminal and exits.
                     22: .s3
                     23: If you want to write to a user who is logged in more than once,
                     24: the
                     25: .it ttyno
                     26: argument may be used to indicate the last character
                     27: of the appropriate typewriter name.
                     28: .s3
                     29: Permission to write may be denied or granted by use of the
                     30: .it mesg
                     31: command.
                     32: At the outset writing is allowed.
                     33: Certain commands, in particular
                     34: .it roff
                     35: and
                     36: .it pr,
                     37: disallow
                     38: messages in order to prevent messy output.
                     39: .s3
                     40: If the character `!' is found at the beginning of a line,
                     41: .it write
                     42: calls the mini-shell
                     43: .it msh
                     44: to execute the rest of the
                     45: line as a command.
                     46: .s3
                     47: The following protocol is suggested for using
                     48: .it write:
                     49: when you first write to another user, wait for him to
                     50: write back before starting to send.
                     51: Each party should end each message with a distinctive
                     52: signal
                     53: (
                     54: .bd (o)
                     55: for `over' is conventional) that the other may reply.
                     56: .bd (oo)
                     57: (for `over and out') is suggested when conversation
                     58: is about to be terminated.
                     59: .sh FILES
                     60: /tmp/utmp      to find user
                     61: .br
                     62: /etc/msh       to execute `!'
                     63: .sh "SEE ALSO"
                     64: mesg(I), who(I)
                     65: .sh BUGS

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