Bash profile script to mark and jump to folders

bashrc

# Adapted for Mac OSX from http://christian.gen.co/macbook-developer-setup/
# and http://jeroenjanssens.com/2013/08/16/quickly-navigate-your-filesystem-from-the-command-line.html
export MARKPATH=$HOME/.marks
function jump {
  cd -P $MARKPATH/$1 2>/dev/null || echo "No such mark: $1"
}
function mark {
  mkdir -p $MARKPATH; ln -s $(pwd) $MARKPATH/$1
}
function unmark {
  rm -i $MARKPATH/$1
}
function marks {
  \ls -l $MARKPATH | tail -n +2 | sed 's/  / /g' | cut -d' ' -f9- | awk -F ' -> ' '{printf "%-10s -> %s\n", $1, $2}'
}
alias j="jump"
alias m="mark"

_completemarks() {
  local curw=${COMP_WORDS[COMP_CWORD]}
  local wordlist=$(find $MARKPATH -type l | xargs -n1 basename)
  COMPREPLY=($(compgen -W '${wordlist[@]}' -- "$curw"))
  return 0
}

complete -F _completemarks jump unmark