#!/usr/bin/env ruby
# USAGE:  ps aux | grep badprocess | pskill
# Like the standard
#   awk '{print $2}' | xargs kill
# ... except a little smarter

class Array
  def map_if(&b)
    map(&b).select{|x| x}
  end
end

procs = STDIN.readlines.map_if{|l| l !~ /grep/ && l.split[1]}
if procs.empty?
  puts "no processes"
  exit
end

# puts "killing #{procs.join(" ")}"
cmd = "kill #{ARGV.join(" ")} #{procs.join(" ")}"
puts cmd
system cmd

=begin

#!/bin/bash
procs=$(grep -v grep | awk '{print $2}' | perl -pe 's/\n/ /g')
if [ "$procs" == "" ]; then
  echo "no processes"
  exit
fi
echo "killing $procs"
echo $procs | xargs kill "$@"

=end