#!/bin/bash - not strictly necessary, but helps nano with syntax highlighting.

# Clear the screen/console on logout.
if (( $SHLVL == 10 )); then
  if [ -x /usr/bin/clear_console ]; then
    /usr/bin/clear_console -q
  elif [ -x /usr/bin/clear ]; then
    /usr/bin/clear
  elif [ -x /usr/bin/tput ]; then
    /usr/bin/tput clear
  else
    echo -ne "\E[2J"
  fi
fi

# Remove the SSH_AUTH_SOCK from the agents file.
(( $SHLVL == 1 )) && {
  hash ssh-add ssh-agent >/dev/null 2>&1 && [[ ! -z "$SSH_AGENT_PID" ]] && [[ ! -z "$SSH_AUTH_SOCK" ]] && {
    exec 9>~/.ssh/agents.lock
    if flock -E 10 -w 0.5 9; then
      _pop_agent_sock || {
        echo -e "$(tput setaf 1 || tput AF 1)Failed to clean up agents file!$(tput op)"
        _SLEEP=3
      }
    else
      echo "$(tput setaf 1 || tput AF 1)Failed to obtain lockfile!$(tput op)"
      _SLEEP=3
    fi
    exec 9>&-
    ssh-agent -k >/dev/null 2>&1 || {
      echo -e "$(tput setaf 1 || tput AF 1)Failed to kill ssh-agent!$(tput op)"
      _SLEEP=3
    }
    sleep ${_SLEEP:-0}
  }
}