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1 | #!/bin/sh | |
2 | # | |
3 | # alsasound This shell script takes care of starting and stopping \ | |
4 | # ALSA sound driver. | |
5 | # | |
6 | # Copyright (c) by Jaroslav Kysela <perex@jcu.cz> | |
7 | # | |
8 | # This program is free software; you can redistribute it and/or modify | |
9 | # it under the terms of the GNU General Public License as published by | |
10 | # the Free Software Foundation; either version 2 of the License, or | |
11 | # (at your option) any later version. | |
12 | # | |
13 | # This program is distributed in the hope that it will be useful, | |
14 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | # GNU General Public License for more details. | |
17 | # | |
18 | # You should have received a copy of the GNU General Public License | |
19 | # along with this program; if not, write to the Free Software | |
20 | # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
21 | # | |
22 | # | |
23 | # For PLD Linux Distribution: | |
24 | # chkconfig: 2345 87 14 | |
25 | # description: ALSA driver | |
26 | # | |
27 | ||
28 | # Source function library. | |
29 | . /etc/rc.d/init.d/functions | |
30 | ||
31 | driver_start() | |
32 | { | |
33 | # | |
34 | # insert all sound modules | |
35 | # | |
36 | modprobe -c | awk '$1 == "alias" && $3 != "off" && ($2 ~ /^snd-card-[0-9]$/) {print $3}' | \ | |
37 | while read line; do \ | |
38 | msg_starting "sound driver: $line" | |
39 | busy | |
40 | /sbin/modprobe $line | |
41 | ok | |
42 | done | |
43 | modprobe -c | awk '$1 == "alias" && $3 != "off" && ($2 ~ /^sound-service-[0-9]-[0-9]+$/) {print $3}' | \ | |
44 | while read line; do \ | |
45 | msg_starting "sound driver: $line" | |
46 | busy | |
47 | /sbin/modprobe $line | |
48 | ok | |
49 | done | |
50 | } | |
51 | ||
52 | detect_stop() | |
53 | { | |
54 | # | |
55 | # remove all sound modules | |
56 | # | |
57 | /sbin/lsmod | awk '/^(snd|ac97_bus)/ { print $1 }' | while read module; do \ | |
58 | /sbin/rmmod $module | |
59 | done | |
60 | } | |
61 | ||
62 | driver_stop() | |
63 | { | |
64 | # | |
65 | # remove all sound modules | |
66 | # | |
67 | detect_stop | |
68 | } | |
69 | ||
70 | detect_start() | |
71 | { | |
72 | # | |
73 | # run only detect module | |
74 | # | |
75 | /sbin/modprobe snd-detect | |
76 | } | |
77 | ||
78 | # Start driver. | |
79 | start() { | |
80 | if [ ! -d /proc/asound ]; then | |
81 | driver_start | |
82 | if [ -d /proc/asound ]; then | |
83 | touch /var/lock/subsys/alsasound | |
84 | else | |
85 | exit 1 | |
86 | fi | |
87 | else | |
88 | if [ -f /proc/asound/detect ]; then | |
89 | show "Shutting down sound detect module" | |
90 | detect_stop | |
91 | ok | |
92 | driver_start | |
93 | if [ -d /proc/asound ]; then | |
94 | touch /var/lock/subsys/alsasound | |
95 | else | |
96 | exit 1 | |
97 | fi | |
98 | else | |
99 | msg_already_running "ALSA driver" | |
100 | fi | |
101 | fi | |
102 | } | |
103 | ||
104 | # Stop daemons. | |
105 | stop() { | |
106 | if [ -d /proc/asound ]; then | |
107 | show "Shutting down sound driver" | |
108 | busy | |
109 | if [ -f /proc/asound/detect ]; then | |
110 | detect_stop | |
111 | else | |
112 | driver_stop | |
113 | fi | |
114 | (rmmod isapnp; rmmod soundcore) 2> /dev/null | |
115 | if [ -d /var/lock/subsys ]; then | |
116 | rm -f /var/lock/subsys/alsasound | |
117 | fi | |
118 | ok | |
119 | else | |
120 | msg_not_running "ALSA driver" | |
121 | fi | |
122 | } | |
123 | ||
124 | condrestart() { | |
125 | if [ -f /var/lock/subsys/alsasound ]; then | |
126 | stop | |
127 | start | |
128 | else | |
129 | msg_not_running "ALSA driver" | |
130 | RETVAL=$1 | |
131 | fi | |
132 | } | |
133 | ||
134 | ||
135 | # See how we were called. | |
136 | case "$1" in | |
137 | start) | |
138 | start | |
139 | ;; | |
140 | stop) | |
141 | stop | |
142 | ;; | |
143 | restart) | |
144 | stop | |
145 | start | |
146 | ;; | |
147 | try-restart) | |
148 | condrestart 0 | |
149 | ;; | |
150 | force-reload) | |
151 | condrestart 7 | |
152 | ;; | |
153 | status) | |
154 | # TODO | |
155 | ;; | |
156 | *) | |
157 | msg_usage "$0 {start|stop|restart|try-restart|force-reload|status}" | |
158 | exit 3 | |
159 | esac | |
160 | ||
161 | exit 0 |