acpid.init

   1 #!/bin/sh
   2 #
   3 # acpid         Starts the acpi daemon
   4 #
   5 # chkconfig:    345 44 56
   6 # description:  Listen and dispatch ACPI events from the kernel
   7 # processname:  acpid
   8 #
   9 # pidfile:      /var/run/acpid.pid
  10
  11 # Check for ACPI event-file support on kernel side
  12 [ -r /proc/acpi/event ] || exit 0
  13
  14 # Source function library.
  15 . /etc/rc.d/init.d/functions
  16
  17 # Initial values (just in case):
  18 LAPTOP_MODULES=""
  19 VARIOUS_MODULES=""
  20 ASUS_LAPTOP=""
  21 TOSHIBA_LAPTOP=""
  22 MODULES=""
  23
  24 # Configuration file.
  25 . /etc/sysconfig/acpid
  26
  27 # As the name says. If the kernel supports modules,
  28 # it'll try to load the ones listed in "MODULES".
  29 load_modules() {
  30         [ -f /proc/modules ] || return 0
  31
  32         if [ "$MODULES" = "all" ]; then
  33                 MODULES=$(sed -rn 's#^kernel/(drivers|misc)/acpi/([^/]+/)*(.*)\.ko(\.gz)?:.*#\3#p' /lib/modules/$(uname -r)/modules.dep)
  34         else
  35                 # assemble from old lists
  36                 MODULES="$MODULES $LAPTOP_MODULES"
  37                 MODULES="$MODULES $VARIOUS_MODULES"
  38                 if is_yes "$ASUS_LAPTOP"; then
  39                         MODULES="$MODULES asus_acpi"
  40                 fi
  41                 if is_yes "$TOSHIBA_LAPTOP"; then
  42                         MODULES="$MODULES toshiba_acpi"
  43                 fi
  44                 if is_yes "$IBM_LAPTOP"; then
  45                         MODULES="$MODULES ibm_acpi"
  46                 fi
  47                 # strip spaces
  48                 MODULES=$(echo ${MODULES})
  49         fi
  50
  51         if [ -z "$MODULES" ]; then
  52                 return
  53         fi
  54
  55         show "Loading ACPI modules..."; busy
  56         modprobe --all $MODULES && ok || fail
  57 }
  58
  59 # Start daemons.
  60 start() {
  61         if [ -f /var/lock/subsys/acpid ]; then
  62                 msg_already_running "ACPI Event Daemon"
  63                 return
  64         fi
  65
  66         load_modules
  67
  68         # starting:
  69         msg_starting "ACPI Event Daemon"
  70         daemon /usr/sbin/acpid $PROGRAM_ARGS
  71         RETVAL=$?
  72         [ $RETVAL -eq 0 ] && touch /var/lock/subsys/acpid
  73 }
  74
  75 # Stop daemons.
  76 stop() {
  77         if [ ! -f /var/lock/subsys/acpid ]; then
  78                 msg_not_running "ACPI Event Daemon"
  79                 return
  80         fi
  81
  82         msg_stopping "ACPI Event Daemon"
  83         killproc acpid
  84         rm -f /var/lock/subsys/acpid >/dev/null 2>&1
  85 }
  86
  87 condrestart() {
  88         if [ ! -f /var/lock/subsys/acpid ]; then
  89                 msg_not_running "ACPI Event Daemon"
  90                 RETVAL=$1
  91                 return
  92         fi
  93
  94         stop
  95         start
  96 }
  97
  98 RETVAL=0
  99 # See how we were called.
 100 case "$1" in
 101   start)
 102         start
 103         ;;
 104   stop)
 105         stop
 106         ;;
 107   restart)
 108         stop
 109         start
 110         ;;
 111   try-restart)
 112         condrestart 0
 113         ;;
 114   reload|force-reload)
 115         if [ -f /var/lock/subsys/acpid ]; then
 116                 msg_reloading "ACPI Event Daemon"
 117                 killproc acpid -HUP
 118                 RETVAL=$?
 119         else
 120                 msg_not_running "ACPI Event Daemon"
 121                 exit 7
 122         fi
 123         ;;
 124   status)
 125         status acpid
 126         ;;
 127   *)
 128         msg_usage "$0 {start|stop|restart|try-restart|reload|force-reload|status}"
 129         exit 3
 130 esac
 131
 132 exit $RETVAL