# warning assuming inventory_hostname is a true hostname, not just an ip
  - name: shared - hostname matches inventory
    ansible.builtin.hostname:
      name: "{{inventory_hostname}}"
    diff: true
    # fails on slackware (but works on freebsd)
    when: system != 'slackware'

  - name: shared - check if gnu screen is installed
    ansible.builtin.shell:
      executable: /bin/bash
      cmd: "[[ -x `which screen` ]] && echo there || echo absent"
    register: gnu_screen
    changed_when: false
    check_mode: false

  - name: shared - clean-up stock screenrc
    ansible.builtin.shell:
      executable: /bin/bash
      cmd: |
        mv -nv /etc/screenrc /etc/screenrc.dist
        grep -vE '^#|^$' /etc/screenrc.dist > /etc/screenrc.clean
        grep -vE '^#|^$' /etc/screenrc.dist > /etc/screenrc
      creates: /etc/screenrc.clean
    register: backup_screenrc
    when: gnu_screen.stdout == 'there'

  - name: shared - screenrc
    ansible.builtin.copy:
      src: screenrc
      dest: /etc/
      mode: 0644
    diff: true
    # previous clean-up tasks needs to apply first
    # otherwise there's loads of noise (screenrc diff)
    when: gnu_screen.stdout == 'there' and not ansible_check_mode

  - name: shared - priviledged and system-wide helper scripts
    ansible.builtin.copy:
      src: "{{item}}"
      dest: /usr/local/sbin/
      mode: 0755
    with_items:
      - what_eth_drivers.sh
    diff: true
    when: system != 'freebsd'

  #- name: define MAILFROM in cron
  #  ansible.builtin.cron:
  #    name: MAILFROM
  #    env: yes
  #    job: root@{{inventory_hostname}}