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1.1 ! root 1: .\" @(#)write.1 6.2 (Berkeley) 5/5/86 ! 2: .\" ! 3: .TH WRITE 1 "May 5, 1986" ! 4: .AT 3 ! 5: .SH NAME ! 6: write \- write to another user ! 7: .SH SYNOPSIS ! 8: .B write ! 9: user [ ttyname ] ! 10: .SH DESCRIPTION ! 11: .I Write ! 12: copies lines from your terminal to that of ! 13: another user. ! 14: When first called, ! 15: it sends the message ! 16: .PP ! 17: Message from yourname@yoursystem on yourttyname at time... ! 18: .PP ! 19: The recipient of the message should write back at this point. ! 20: Communication continues until an end of file is ! 21: read from the terminal or an interrupt is sent. ! 22: At that point ! 23: .I write ! 24: writes `EOT' on the other terminal and exits. ! 25: .PP ! 26: If you want to write to a user who is logged in more than once, ! 27: the ! 28: .I ttyname ! 29: argument may be used to indicate the ! 30: appropriate terminal name. ! 31: .PP ! 32: Permission to write may be denied or granted by use of the ! 33: .I mesg ! 34: command. ! 35: At the outset writing is allowed. ! 36: Certain commands, in particular ! 37: .I nroff ! 38: and ! 39: .IR pr (1) ! 40: disallow ! 41: messages in order to prevent messy output. ! 42: .PP ! 43: If the character `!' is found at the beginning of a line, ! 44: .I write ! 45: calls the shell ! 46: to execute the rest of the ! 47: line as a command. ! 48: .PP ! 49: The following protocol is suggested for using ! 50: .IR write : ! 51: when you first write to another user, wait for him to ! 52: write back before starting to send. ! 53: Each party should end each message with a distinctive ! 54: signal\(em\fB(o)\fR ! 55: for `over' is conventional\(emthat the other may reply. ! 56: .B (oo) ! 57: for `over and out' is suggested when conversation ! 58: is about to be terminated. ! 59: .SH FILES ! 60: /etc/utmp to find user ! 61: .br ! 62: /bin/sh to execute `!' ! 63: .SH "SEE ALSO" ! 64: mesg(1), who(1), mail(1)
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