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

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Revision 1838 - (hide annotations) (download)
Fri Jul 13 09:54:26 2012 UTC (11 years, 10 months ago) by niro
File size: 3315 byte(s)
-dropped useless splash_cursor function, which only generates ghraphical glitches in verbose mode
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 1398 # create fifo if not exist
21     if [[ ! -w ${SPLASH_FIFO} ]]
22     then
23     mkfifo ${SPLASH_FIFO}
24     fi
25    
26 niro 1279 # 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 niro 1264 case $1 in
43     rc_init) rc_init ;;
44     rc_verbose|rc_exit) rc_exit ;;
45 niro 1744 # 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 niro 1264 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 niro 1276 sleep 0.5
76 niro 1264
77 niro 1744 if [[ ${runlevel} = boot ]] || [[ ${runlevel} = sysinit ]]
78 niro 1264 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     ${SPLASH_OPTS} &
84    
85 niro 1275 wait_for_fbsplash
86 niro 1264 splash_control "write:${SPLASH_BOOT_MESSAGE}"
87     fi
88    
89     if [[ ${runlevel} = shutdown ]]
90     then
91     fbsplash -i ${SPLASH_THEMES}/${SPLASH_THEME}/${resolution}.conf \
92     -s ${SPLASH_THEMES}/${SPLASH_THEME}/shutdown-${resolution}.ppm.gz \
93     -m ${SPLASH_THEMES}/${SPLASH_THEME}/splash-font.gz \
94     -f ${SPLASH_FIFO} \
95     ${SPLASH_OPTS} &
96    
97 niro 1275 wait_for_fbsplash
98 niro 1264 splash_control "write:${SPLASH_SHUTDOWN_MESSAGE}"
99     fi
100    
101 niro 1744 if [[ ${runlevel} = reboot ]]
102 niro 1264 then
103     fbsplash -i ${SPLASH_THEMES}/${SPLASH_THEME}/${resolution}.conf \
104     -s ${SPLASH_THEMES}/${SPLASH_THEME}/reboot-${resolution}.ppm.gz \
105     -m ${SPLASH_THEMES}/${SPLASH_THEME}/splash-font.gz \
106     -f ${SPLASH_FIFO} \
107     ${SPLASH_OPTS} &
108    
109 niro 1275 wait_for_fbsplash
110 niro 1264 splash_control "write:${SPLASH_REBOOT_MESSAGE}"
111     fi
112     fi
113     }
114    
115     rc_exit()
116     {
117     if [[ ${SPLASH_MODE} = silent ]]
118     then
119     splash_control "exit"
120 niro 1277 if [[ -n ${SPLASH_X11_TTY} ]]
121     then
122     chvt ${SPLASH_X11_TTY}
123     else
124     chvt 1
125     fi
126 niro 1264 fi
127     }
128    
129     splash_resolution()
130     {
131     fbres
132     }
133    
134 niro 1275 wait_for_fbsplash()
135     {
136     while [[ -z $(pidof fbsplash) ]]
137     do
138     sleep 0.1
139     done
140     }
141    
142 niro 1264 splash_control()
143     {
144     # only write to fifo if the fbsplash process is runnning
145     # or the console will hang
146     if [[ -n $(pidof fbsplash) ]]
147     then
148     echo "$@" > ${SPLASH_FIFO}
149     fi
150     }