.bashrc

FIRST_PROMPT=1
muh_history() {
    # First prompt of a new session, don't log
    [ -n "$FIRST_PROMPT" ] && {
        unset FIRST_PROMPT
        return
    }

    local hist
    hist=$(history 1 | { read -r _ cmd; echo "$cmd"; })
    echo "$$ $PWD $USER $hist" >> "$HOME/.muh_history"
}
PROMPT_COMMAND=muh_history