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

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    Revision 1279 - (hide annotations) (download)
    Sun Feb 6 22:32:23 2011 UTC (13 years, 3 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 niro 1264 # /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 niro 1279 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 niro 1275 # only run fbsplash if theme was found
    16     [[ ! -e ${SPLASH_THEMES}/${SPLASH_THEME} ]] && return
    17 niro 1279 # and run only if a config for the current resolution exist
    18     [[ ! -e ${SPLASH_THEMES}/${SPLASH_THEME}/$(splash_resolution).conf ]] && return
    19 niro 1275
    20 niro 1279 # 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 niro 1264 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 niro 1276 sleep 0.5
    51 niro 1264
    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     ${SPLASH_OPTS} &
    59    
    60 niro 1275 wait_for_fbsplash
    61 niro 1264 splash_control "write:${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     ${SPLASH_OPTS} &
    71    
    72 niro 1275 wait_for_fbsplash
    73 niro 1264 splash_control "write:${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     ${SPLASH_OPTS} &
    83    
    84 niro 1275 wait_for_fbsplash
    85 niro 1264 splash_control "write:${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 niro 1277 if [[ -n ${SPLASH_X11_TTY} ]]
    97     then
    98     chvt ${SPLASH_X11_TTY}
    99     else
    100     chvt 1
    101     fi
    102 niro 1264 fi
    103     }
    104    
    105     splash_resolution()
    106     {
    107     fbres
    108     }
    109    
    110 niro 1275 wait_for_fbsplash()
    111     {
    112     while [[ -z $(pidof fbsplash) ]]
    113     do
    114     sleep 0.1
    115     done
    116     }
    117    
    118 niro 1264 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 niro 1275 else
    126     # exit here
    127     splash_cursor enable
    128     chvt 1
    129 niro 1264 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     }