1MESG(1) 386BSD Reference Manual MESG(1) 2 3NNAAMMEE 4 mmeessgg - Display (do not display) messages from other users 5 6SSYYNNOOPPSSIISS 7 mmeessgg [nn | yy] 8 9DDEESSCCRRIIPPTTIIOONN 10 The mmeessgg utility is invoked by a user to control write access others have 11 to her or his terminal. By default, write access is allowed, and 12 programs such as talk(1), write(1) and echo(1) may display messages on 13 the target user's terminal. 14 15 Options available: 16 17 nn Disallows messages and informs the sender that `Your party is 18 refusing messages'. 19 20 yy Allows messages to be displayed. 21 22 If no arguments are given, mmeessgg displays the present message status. 23 24 The mmeessgg utility exits with one of the following values: 25 26 0 Messages are allowed. 27 1 Messages are not allowed. 28 -1 An error has occurred. 29 30FFIILLEESS 31 /dev/[pt]ty[pq]? 32 33SSEEEE AALLSSOO 34 write(1), talk(1), echo(1), biff(1) 35 36HHIISSTTOORRYY 37 A mmeessgg command appeared in Version 6 AT&T UNIX. 38 39BSD Experimental July 26, 1991 1 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67