mesg - control write access to your terminal
controls the access to your terminal by others. It's typically used
to allow or disallow other users to write to your terminal (see
- Allow write access to your terminal.
- Disallow write access to your terminal.
If no option is given, mesg
prints out the current access state of your
assumes that its standard input is connected to your terminal. That
also means that if you are logged in multiple times, you can get/set the mesg
status of other sessions by using redirection. For example "mesg n <
Miquel van Smoorenburg (email@example.com)