jehanne/arch/rc/cmd/psu

#!/cmd/rc
# psu - ps for just one user
rfork e
flags=()
while (! ~ $#* 0 && ~ $1 -*) {
	flags = ($flags $1)
	shift
}

# sed -n p rather than grep so that we get buffered writes.
# this is a huge difference in drawterm.
switch($#*){
case 0
	ps $flags | sed -n '/^'$USER' /p'
case 1
	ps $flags | sed -n '/^'$1' /p'
case *
	echo Usage: psu '[ps-flags] [ user ]' >[1=2]
	exit usage
}