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Diffstat (limited to 'static/unix-v10/man1/write.1')
| -rw-r--r-- | static/unix-v10/man1/write.1 | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/static/unix-v10/man1/write.1 b/static/unix-v10/man1/write.1 new file mode 100644 index 00000000..b60ddca4 --- /dev/null +++ b/static/unix-v10/man1/write.1 @@ -0,0 +1,62 @@ +.pa 1 +.he 'WRITE (I)'3/15/72'WRITE (I)' +.ti 0 +NAME write -- write to another user +.sp +.ti 0 +SYNOPSIS write_____ user +.sp +.ti 0 +DESCRIPTION write_____ copies lines from your typewriter to that of +another user. When first called, write_____ sends the message +.sp + message from yourname... +.sp +The recipient of the message should write back at this point. +Communication continues until an end of file is +read from the typewriter or an interrupt is sent. +At that point write_____ writes "EOT" on the other terminal. +.sp +Permission to write may be denied or granted by use of the mesg____ +command. +At the outset writing is allowed. +Certain commands, in particular roff____ and pr__, disallow +messages in order to prevent messy output. + +If the character "!" is found at the beginning of a line, +write_____ calls the mini-shell msh___ to execute the rest of the +line as a command. + +The following protocol is suggested for using write_____: +When you first write to another user, wait for him to +write back before starting to send. +Each party should end each message with a distinctive +signal ("(o)" for "over" is conventional) that the other may reply. +"(oo)" (for "over and out") is suggested when conversation +is about to be terminated. + +.ti 0 +FILES /tmp/utmp to find user +.br +/etc/msh to execute ! +.sp +.ti 0 +SEE ALSO mesg(I), msh(VII) +.sp +.ti 0 +DIAGNOSTICS "user not logged in"; "permission denied". +.sp +.ti 0 +BUGS write_____ +should check the mode of the other user's typewriter +and refuse to proceed unless non-user +write permission is given. +Currently it is possible to write to another +person with the same user-ID even though +he has forbidden messages. + +write_____ should also allow specification of +the typewriter name of a user who +is logged in several times instead +of picking out the instance with the +lowest name. |