pid

#!/usr/bin/env bash

if [[ "$1" == "-h" || "$1" == "--help" ]]; then cat <<HELP
Get PIDs
http://benalman.com/

Usage: $(basename "$0") [processname [processname ...]]

Get the PIDs of all matching processes for all specified processnames.
If no arguments are passed, list processes by PID, TTY, USER, COMMAND.

Copyright (c) 2012 "Cowboy" Ben Alman
Licensed under the MIT license.
http://benalman.com/about/license/
HELP
exit; fi

if [ ! "$1" ]; then
  ps axo pid,tty,user,command
else
  args="$1"; shift; for arg in "$@"; do args="${args}|${arg}"; done
  echo $(ps axo pid,tty,user,command | perl -nle"m#^\s*(\d+).*(?:$args)# && !m#.dotfiles/bin/pid# && print \$1")
fi