# Make Bash more like Zsh
# derived from http://glyf.livejournal.com/63106.html

# default: NOOPs
function preexec { :; }
function precmd  { :; }
function chpwd   { :; }

__cd_invoke_chpwd() {
    builtin cd $@
    chpwd
}

__preexec_invoke_exec () {
    local this_command;

    [ -n "$COMP_LINE" ] && return  # completion
    [ "$BASH_COMMAND" = "$PROMPT_COMMAND" ] && return  # precmd

    this_command=`history 1 | sed -e "s/^[ ]*[0-9]*[ ]*//g"`;
    preexec "$this_command"
}

# set up the hooks
PROMPT_COMMAND="precmd"
trap '__preexec_invoke_exec' DEBUG
cd() { __cd_invoke_chpwd $@; }