D.12. /etc/rc.d/init.d/console

#### Linux From Scratch - Version 12.0

### Appendix D. Boot and sysconfig scripts version-20230728

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# D.12. /etc/rc.d/init.d/console

    #!/bin/sh
    ########################################################################
    # Begin console
    #
    # Description : Sets keymap and screen font
    #
    # Authors     : Gerard Beekmans - gerard@linuxfromscratch.org
    #               Alexander E. Patrakov
    #               DJ Lucas - dj@linuxfromscratch.org
    # Update      : Bruce Dubbs - bdubbs@linuxfromscratch.org
    #
    # Version     : LFS 7.0
    #
    ########################################################################

    ### BEGIN INIT INFO
    # Provides:            console
    # Required-Start:      $local_fs
    # Should-Start:        udev_retry
    # Required-Stop:
    # Should-Stop:
    # Default-Start:       S
    # Default-Stop:
    # Short-Description:   Sets up a localised console.
    # Description:         Sets up fonts and language settings for the user's
    #                      local as defined by /etc/sysconfig/console.
    # X-LFS-Provided-By:   LFS
    ### END INIT INFO

    . /lib/lsb/init-functions

    # Native English speakers probably don't have /etc/sysconfig/console at all
    [ -r /etc/sysconfig/console ] && . /etc/sysconfig/console

    failed=0

    case "${1}" in
       start)
          # See if we need to do anything
          if [ -z "${KEYMAP}"         ] && [ -z "${KEYMAP_CORRECTIONS}" ] &&
             [ -z "${FONT}"           ] && [ -z "${LEGACY_CHARSET}"     ] &&
             ! is_true "${UNICODE}"; then
             exit 0
          fi

          # There should be no bogus failures below this line!
          log_info_msg "Setting up Linux console..."

          # Figure out if a framebuffer console is used
          [ -d /sys/class/graphics/fb0 ] && use_fb=1 || use_fb=0

          # Figure out the command to set the console into the
          # desired mode
          is_true "${UNICODE}" &&
             MODE_COMMAND="echo -en '\033%G' && kbd_mode -u" ||
             MODE_COMMAND="echo -en '\033%@\033(K' && kbd_mode -a"

          # On framebuffer consoles, font has to be set for each vt in
          # UTF-8 mode. This doesn't hurt in non-UTF-8 mode also.

          ! is_true "${use_fb}" || [ -z "${FONT}" ] ||
             MODE_COMMAND="${MODE_COMMAND} && setfont ${FONT}"

          # Apply that command to all consoles mentioned in
          # /etc/inittab. Important: in the UTF-8 mode this should
          # happen before setfont, otherwise a kernel bug will
          # show up and the unicode map of the font will not be
          # used.

          for TTY in `grep '^[^#].*respawn:/sbin/agetty' /etc/inittab |
             grep -o '\btty[[:digit:]]*\b'`
          do
             openvt -f -w -c ${TTY#tty} -- \
                /bin/sh -c "${MODE_COMMAND}" || failed=1
          done

          # Set the font (if not already set above) and the keymap
          [ "${use_fb}" == "1" ] || [ -z "${FONT}" ] || setfont $FONT || failed=1

          [ -z "${KEYMAP}" ] ||
             loadkeys ${KEYMAP} >/dev/null 2>&1 ||
             failed=1

          [ -z "${KEYMAP_CORRECTIONS}" ] ||
             loadkeys ${KEYMAP_CORRECTIONS} >/dev/null 2>&1 ||
             failed=1

          # Convert the keymap from $LEGACY_CHARSET to UTF-8
          [ -z "$LEGACY_CHARSET" ] ||
             dumpkeys -c "$LEGACY_CHARSET" | loadkeys -u >/dev/null 2>&1 ||
             failed=1

          # If any of the commands above failed, the trap at the
          # top would set $failed to 1
          ( exit $failed )
          evaluate_retval

          exit $failed
          ;;

       *)
          echo "Usage:  ${0} {start}"
          exit 1
          ;;
    esac

    # End console

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