ref: f3285bceba6a6f2d50a85c98b226caf1ff7265b9
dir: /rc/bin/psu/
#!/bin/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
}