pwdx for mac. Usage: pwx pid also portpwdx that finds the pwd for the process that owns a port. Usage: portpwdx port

pwdx_and_portpwdx_for_mac.bash

function pwdx {
  # note: NF is the number of columns, so $NF gives us the last column
  lsof -a -p $1 -d cwd -n | tail -1 | awk '{print $1, "\t", $NF}'
}

function portpwdx {
  # pid=$(lsof -i :5858 | tail -1 | perl -pe 's/[^\s]+\s+([^\s]+)\s.*/$1/')
  pid=$(lsof -i :$1 | tail -1 | perl -pe 's/[^\s]+\s+([^\s]+)\s.*/$1/')
  if [[ ! -z $pid ]]; then
    echo $pid
    pwdx $pid
    return 0
  else
    echo "No process listening to port $1"
    return -1
  fi
}

Damn, what's holding that port open? Oh, ok netstat says node. But wait, which node process?

Ah:

portpwdx 8080

will show:

12345
node /user/me/projects/my-cool-project