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    Contents of /trunk/busybox/splash-functions.rc

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    Revision 1839 - (show annotations) (download)
    Fri Jul 13 09:55:49 2012 UTC (11 years, 9 months ago) by niro
    File size: 3389 byte(s) 
    -introduce SPLASH_DEV config opt and use it
    1 # /etc/rc.d/init.d/splash-functions - splashfunctions for busybox' fbsplash with tykef patch
    2 # $Id$
    3
    4 [[ -f /etc/splash/splash.conf ]] && . /etc/splash/splash.conf
    5
    6 splash()
    7 {
    8 local cmd
    9 local args
    10
    11 # check for a framebuffer console first!
    12 [[ ! -e ${SPLASH_DEV} ]] && return 0
    13 # proc must be mounted too
    14 [[ ! -e /proc/cmdline ]] && return 0
    15 # only run fbsplash if theme was found
    16 [[ ! -e ${SPLASH_THEMES}/${SPLASH_THEME} ]] && return
    17 # and run only if a config for the current resolution exist
    18 [[ ! -e ${SPLASH_THEMES}/${SPLASH_THEME}/$(splash_resolution).conf ]] && return
    19
    20 # create fifo if not exist
    21 if [[ ! -w ${SPLASH_FIFO} ]]
    22 then
    23 mkfifo ${SPLASH_FIFO}
    24 fi
    25
    26 # check cmdline for config_opts
    27 # splash=silent,theme:mcore
    28 for cmd in $(< /proc/cmdline)
    29 do
    30 case "${cmd}" in
    31 splash=*)
    32 # split the cmd and put everything into an array
    33 args=( $(echo "${cmd}" | sed 's:[,\:=]:\ :g') )
    34 # mode is always args[1]
    35 SPLASH_MODE="${args[1]}"
    36 # theme is always args[3]
    37 SPLASH_THEME="${args[3]}"
    38 ;;
    39 esac
    40 done
    41
    42 case $1 in
    43 rc_init) rc_init ;;
    44 rc_verbose|rc_exit) rc_exit ;;
    45 # redraw splash image and text
    46 svc_started)
    47 if [[ ${runlevel} = boot ]] || [[ ${runlevel} = sysinit ]]
    48 then
    49 splash_control "image:"
    50 splash_control "write:${SPLASH_BOOT_MESSAGE}"
    51 fi
    52 ;;
    53 svc_stopped)
    54 if [[ ${runlevel} = shutdown ]]
    55 then
    56 splash_control "image:"
    57 splash_control "write:${SPLASH_SHUTDOWN_MESSAGE}"
    58 fi
    59 if [[ ${runlevel} = reboot ]]
    60 then
    61 splash_control "image:"
    62 splash_control "write:${SPLASH_REBOOT_MESSAGE}"
    63 fi
    64 ;;
    65 esac
    66 }
    67
    68 rc_init()
    69 {
    70 if [[ ${SPLASH_MODE} = silent ]]
    71 then
    72 local resolution="$(splash_resolution)"
    73
    74 chvt ${SPLASH_TTY}
    75 sleep 0.5
    76
    77 if [[ ${runlevel} = boot ]] || [[ ${runlevel} = sysinit ]]
    78 then
    79 fbsplash -i ${SPLASH_THEMES}/${SPLASH_THEME}/${resolution}.conf \
    80 -s ${SPLASH_THEMES}/${SPLASH_THEME}/startup-${resolution}.ppm.gz \
    81 -m ${SPLASH_THEMES}/${SPLASH_THEME}/splash-font.gz \
    82 -f ${SPLASH_FIFO} \
    83 -d ${SPLASH_DEV} \
    84 ${SPLASH_OPTS} &
    85
    86 wait_for_fbsplash
    87 splash_control "write:${SPLASH_BOOT_MESSAGE}"
    88 fi
    89
    90 if [[ ${runlevel} = shutdown ]]
    91 then
    92 fbsplash -i ${SPLASH_THEMES}/${SPLASH_THEME}/${resolution}.conf \
    93 -s ${SPLASH_THEMES}/${SPLASH_THEME}/shutdown-${resolution}.ppm.gz \
    94 -m ${SPLASH_THEMES}/${SPLASH_THEME}/splash-font.gz \
    95 -f ${SPLASH_FIFO} \
    96 -d ${SPLASH_DEV} \
    97 ${SPLASH_OPTS} &
    98
    99 wait_for_fbsplash
    100 splash_control "write:${SPLASH_SHUTDOWN_MESSAGE}"
    101 fi
    102
    103 if [[ ${runlevel} = reboot ]]
    104 then
    105 fbsplash -i ${SPLASH_THEMES}/${SPLASH_THEME}/${resolution}.conf \
    106 -s ${SPLASH_THEMES}/${SPLASH_THEME}/reboot-${resolution}.ppm.gz \
    107 -m ${SPLASH_THEMES}/${SPLASH_THEME}/splash-font.gz \
    108 -f ${SPLASH_FIFO} \
    109 -d ${SPLASH_DEV} \
    110 ${SPLASH_OPTS} &
    111
    112 wait_for_fbsplash
    113 splash_control "write:${SPLASH_REBOOT_MESSAGE}"
    114 fi
    115 fi
    116 }
    117
    118 rc_exit()
    119 {
    120 if [[ ${SPLASH_MODE} = silent ]]
    121 then
    122 splash_control "exit"
    123 if [[ -n ${SPLASH_X11_TTY} ]]
    124 then
    125 chvt ${SPLASH_X11_TTY}
    126 else
    127 chvt 1
    128 fi
    129 fi
    130 }
    131
    132 splash_resolution()
    133 {
    134 fbres
    135 }
    136
    137 wait_for_fbsplash()
    138 {
    139 while [[ -z $(pidof fbsplash) ]]
    140 do
    141 sleep 0.1
    142 done
    143 }
    144
    145 splash_control()
    146 {
    147 # only write to fifo if the fbsplash process is runnning
    148 # or the console will hang
    149 if [[ -n $(pidof fbsplash) ]]
    150 then
    151 echo "$@" > ${SPLASH_FIFO}
    152 fi
    153 }