libexec/rc/rc.suspend

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 1999  Mitsuru IWASAKI
   4 # All rights reserved.
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions
   8 # are met:
   9 # 1. Redistributions of source code must retain the above copyright
  10 #    notice, this list of conditions and the following disclaimer.
  11 # 2. Redistributions in binary form must reproduce the above copyright
  12 #    notice, this list of conditions and the following disclaimer in the
  13 #    documentation and/or other materials provided with the distribution.
  14 #
  15 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18 # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25 # SUCH DAMAGE.
  26 #
  27 #
  28
  29 # sample run command file for APM Suspend Event
  30
  31 if [ $# -ne 2 ]; then
  32         echo "Usage: $0 [apm|acpi] [standby,suspend|1-4]"
  33         exit 1
  34 fi
  35
  36 subsystem=$1
  37 state=$2
  38
  39 if [ -r /var/run/rc.suspend.pid ]; then
  40         exit 1
  41 fi
  42
  43 echo $$ 2> /dev/null > /var/run/rc.suspend.pid
  44
  45 # If a device driver has problems suspending, try unloading it before
  46 # suspend and reloading it on resume.  Example:
  47 # kldunload usb
  48
  49 . /etc/rc.subr
  50
  51 load_rc_config
  52
  53 rcorder_opts="-k suspend"
  54
  55 case ${local_startup} in
  56 [Nn][Oo] | '') ;;
  57 *)     find_local_scripts_new ;;
  58 esac
  59
  60 files=`rcorder ${rcorder_opts} /etc/rc.d/* ${local_rc} 2>/dev/null`
  61
  62 for _rc_elem in $files; do
  63         debug "run_rc_script $_rc_elem suspend"
  64         run_rc_script $_rc_elem suspend
  65 done
  66
  67 /usr/bin/logger -t $subsystem suspend at `/bin/date +'%Y%m%d %H:%M:%S'`
  68 /bin/sync && /bin/sync && /bin/sync
  69 /bin/sleep 3
  70
  71 /bin/rm -f /var/run/rc.suspend.pid
  72 if [ $subsystem = "apm" ]; then
  73         /usr/sbin/zzz
  74 else
  75         # Notify the kernel to continue the suspend process
  76         /usr/sbin/acpiconf -k 0
  77 fi
  78
  79 exit 0