code: plan9front

ref: 85ca0c9adc0d507b17f85b6de5227f533d9fb0b6
dir: /rc/bin/hold/

View raw version 
#!/bin/rc
{
	echo holdon >[1=3]
	cat $1 > /dev/cons
	cat /dev/cons > $1
} >[3]/dev/consctl