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

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    Revision 1279 - (show annotations) (download)
    Sun Feb 6 22:32:23 2011 UTC (13 years, 2 months ago) by niro
    File size: 2946 byte(s) 
    - only run splash themes on a framebuffer console
- only run splash themes if a config for the current reolution exists
- respect cmdlines in form of splash=mode,theme:name pragma (e.g. splash=silent,theme:mcore)
    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 /dev/fb0 ]] && 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 # check cmdline for config_opts
    21 # splash=silent,theme:mcore
    22 for cmd in $(< /proc/cmdline)
    23 do
    24 case "${cmd}" in
    25 splash=*)
    26 # split the cmd and put everything into an array
    27 args=( $(echo "${cmd}" | sed 's:[,\:=]:\ :g') )
    28 # mode is always args[1]
    29 SPLASH_MODE="${args[1]}"
    30 # theme is always args[3]
    31 SPLASH_THEME="${args[3]}"
    32 ;;
    33 esac
    34 done
    35
    36 case $1 in
    37 rc_init) rc_init ;;
    38 rc_verbose|rc_exit) rc_exit ;;
    39 esac
    40 }
    41
    42 rc_init()
    43 {
    44 if [[ ${SPLASH_MODE} = silent ]]
    45 then
    46 local resolution="$(splash_resolution)"
    47
    48 splash_cursor disable
    49 chvt ${SPLASH_TTY}
    50 sleep 0.5
    51
    52 if [[ $runlevel = boot ]] || [[ ${runlevel} = sysinit ]]
    53 then
    54 fbsplash -i ${SPLASH_THEMES}/${SPLASH_THEME}/${resolution}.conf \
    55 -s ${SPLASH_THEMES}/${SPLASH_THEME}/startup-${resolution}.ppm.gz \
    56 -m ${SPLASH_THEMES}/${SPLASH_THEME}/splash-font.gz \
    57 -f ${SPLASH_FIFO} \
    58 ${SPLASH_OPTS} &
    59
    60 wait_for_fbsplash
    61 splash_control "write:${SPLASH_BOOT_MESSAGE}"
    62 fi
    63
    64 if [[ ${runlevel} = shutdown ]]
    65 then
    66 fbsplash -i ${SPLASH_THEMES}/${SPLASH_THEME}/${resolution}.conf \
    67 -s ${SPLASH_THEMES}/${SPLASH_THEME}/shutdown-${resolution}.ppm.gz \
    68 -m ${SPLASH_THEMES}/${SPLASH_THEME}/splash-font.gz \
    69 -f ${SPLASH_FIFO} \
    70 ${SPLASH_OPTS} &
    71
    72 wait_for_fbsplash
    73 splash_control "write:${SPLASH_SHUTDOWN_MESSAGE}"
    74 fi
    75
    76 if [[ $runlevel = reboot ]]
    77 then
    78 fbsplash -i ${SPLASH_THEMES}/${SPLASH_THEME}/${resolution}.conf \
    79 -s ${SPLASH_THEMES}/${SPLASH_THEME}/reboot-${resolution}.ppm.gz \
    80 -m ${SPLASH_THEMES}/${SPLASH_THEME}/splash-font.gz \
    81 -f ${SPLASH_FIFO} \
    82 ${SPLASH_OPTS} &
    83
    84 wait_for_fbsplash
    85 splash_control "write:${SPLASH_REBOOT_MESSAGE}"
    86 fi
    87 fi
    88 }
    89
    90 rc_exit()
    91 {
    92 if [[ ${SPLASH_MODE} = silent ]]
    93 then
    94 splash_control "exit"
    95 splash_cursor enable
    96 if [[ -n ${SPLASH_X11_TTY} ]]
    97 then
    98 chvt ${SPLASH_X11_TTY}
    99 else
    100 chvt 1
    101 fi
    102 fi
    103 }
    104
    105 splash_resolution()
    106 {
    107 fbres
    108 }
    109
    110 wait_for_fbsplash()
    111 {
    112 while [[ -z $(pidof fbsplash) ]]
    113 do
    114 sleep 0.1
    115 done
    116 }
    117
    118 splash_control()
    119 {
    120 # only write to fifo if the fbsplash process is runnning
    121 # or the console will hang
    122 if [[ -n $(pidof fbsplash) ]]
    123 then
    124 echo "$@" > ${SPLASH_FIFO}
    125 else
    126 # exit here
    127 splash_cursor enable
    128 chvt 1
    129 fi
    130 }
    131
    132 # disable|enable
    133 splash_cursor()
    134 {
    135 case $1 in
    136 enable) echo -e "\e[?0c";;
    137 disable) echo -e "\e[?1c" ;;
    138 esac
    139 }