bootscripts/lfs/init.d/console

   1 #!/bin/sh
   2 ########################################################################
   3 # Begin console
   4 #
   5 # Description : Sets keymap and screen font
   6 #
   7 # Authors     : Gerard Beekmans - gerard@linuxfromscratch.org
   8 #               Alexander E. Patrakov
   9 #               DJ Lucas - dj@linuxfromscratch.org
  10 # Update      : Bruce Dubbs - bdubbs@linuxfromscratch.org
  11 #
  12 # Version     : LFS 7.0
  13 #
  14 ########################################################################
  15
  16 ### BEGIN INIT INFO
  17 # Provides:            console
  18 # Required-Start:
  19 # Should-Start:        $local_fs
  20 # Required-Stop:
  21 # Should-Stop:
  22 # Default-Start:       S
  23 # Default-Stop:
  24 # Short-Description:   Sets up a localised console.
  25 # Description:         Sets up fonts and language settings for the user's
  26 #                      local as defined by /etc/sysconfig/console.
  27 # X-LFS-Provided-By:   LFS
  28 ### END INIT INFO
  29
  30 . /lib/lsb/init-functions
  31
  32 # Native English speakers probably don't have /etc/sysconfig/console at all
  33 [ -r /etc/sysconfig/console ] && . /etc/sysconfig/console
  34
  35 function is_true()
  36 {
  37    [ "$1" = "1" ] || [ "$1" = "yes" ] || [ "$1" = "true" ]
  38 }
  39
  40 # See if we need to do anything
  41 if [ -z "${KEYMAP}"         ] && [ -z "${KEYMAP_CORRECTIONS}" ] &&
  42    [ -z "${FONT}"           ] && [ -z "${LEGACY_CHARSET}"     ] &&
  43     is_true "${UNICODE}"; then
  44    exit 0
  45 fi
  46
  47 failed=0
  48
  49 case "${1}" in
  50    start)
  51       # There should be no bogus failures below this line!
  52       log_info_msg "Setting up Linux console..."
  53
  54       # Figure out if a framebuffer console is used
  55       [ -d /sys/class/graphics/fb0 ] && use_fb=1 || use_fb=0
  56
  57       # Figure out the command to set the console into the
  58       # desired mode
  59       is_true "${UNICODE}" &&
  60          MODE_COMMAND="echo -en '\033%G' && kbd_mode -u" ||
  61          MODE_COMMAND="echo -en '\033%@\033(K' && kbd_mode -a"
  62
  63       # On framebuffer consoles, font has to be set for each vt in
  64       # UTF-8 mode. This doesn't hurt in non-UTF-8 mode also.
  65
  66       ! is_true "${use_fb}" || [ -z "${FONT}" ] ||
  67          MODE_COMMAND="${MODE_COMMAND} && setfont ${FONT}"
  68
  69       # Apply that command to all consoles mentioned in
  70       # /etc/inittab. Important: in the UTF-8 mode this should
  71       # happen before setfont, otherwise a kernel bug will
  72       # show up and the unicode map of the font will not be
  73       # used.
  74
  75       for TTY in `grep '^[^#].*respawn:/sbin/agetty' /etc/inittab |
  76          grep -o '\btty[[:digit:]]*\b'`
  77       do
  78          openvt -f -w -c ${TTY#tty} -- \
  79             /bin/sh -c "${MODE_COMMAND}" || failed=1
  80       done
  81
  82       # Set the font (if not already set above) and the keymap
  83       [ "${use_fb}" == "1" ] || [ -z "${FONT}" ] || setfont $FONT || failed=1
  84
  85       [ -z "${KEYMAP}" ] ||
  86          loadkeys ${KEYMAP} >/dev/null 2>&1 ||
  87          failed=1
  88
  89       [ -z "${KEYMAP_CORRECTIONS}" ] ||
  90          loadkeys ${KEYMAP_CORRECTIONS} >/dev/null 2>&1 ||
  91          failed=1
  92
  93       # Convert the keymap from $LEGACY_CHARSET to UTF-8
  94       [ -z "$LEGACY_CHARSET" ] ||
  95          dumpkeys -c "$LEGACY_CHARSET" | loadkeys -u >/dev/null 2>&1 ||
  96          failed=1
  97
  98       # If any of the commands above failed, the trap at the
  99       # top would set $failed to 1
 100       ( exit $failed )
 101       evaluate_retval
 102
 103       exit $failed
 104       ;;
 105
 106    *)
 107       echo $"Usage:"  "${0} {start}"
 108       exit 1
 109       ;;
 110 esac
 111
 112 # End console