On Tuesday 20 October 2015 19:22:48 Matthias Gerstner wrote: >Hi Alan, > >> I simply want to disable that one particular beeping at shutdown time. > >well this topic made me curious where the beep is coming from. > >It does originate from the shutdown command itself which is part of the >sys-apps/sysvinit package. In this package's source you find can a file >"src/dowall.c", where you will in turn find a function "wall(...)". > >This is the function where the warning messages will be produced that >show up in the terminal and the message is produced like this: > >snprintf(line, sizeof(line), > "\007\r\nBroadcast message from %s@%s %s(%s):\r\n\r\n", > user, hostname, tty, date); > >The "\007" is the beep you're getting. It's a bell character that you >can produce manually by doing this, too: > >echo -e "\007" > >Unfortunately the bell character is hard coded into the warning message. >Also there seems to be no way to suppress the warning message. [...]
If it's caused by the call to wall(), then maybe the --no-wall option to shutdown will help? >Regards > >Matthias HTH -- Marc Joliet -- "People who think they know everything really annoy those of us who know we don't" - Bjarne Stroustrup
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