etc/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 # $FreeBSD: src/etc/rc.suspend,v 1.6 2004/01/21 03:03:40 njl Exp $
  28 # $DragonFly: src/etc/rc.suspend,v 1.4 2007/12/27 20:00:51 matthias Exp $
  29 #
  30
  31 # sample run command file for APM Suspend Event
  32
  33 if [ $# -ne 2 ]; then
  34         echo "Usage: $0 [apm|acpi] [standby,suspend|1-5]"
  35         exit 1
  36 fi
  37
  38 subsystem=$1
  39 state=$2
  40
  41 if [ -r /var/run/rc.suspend.pid ]; then
  42         exit 1
  43 fi
  44
  45 echo $$ 2> /dev/null > /var/run/rc.suspend.pid
  46
  47 # If you have troubles on suspending with PC-CARD modem, try this.
  48 # See also contrib/pccardq.c (Only for PAO users).
  49 # pccardq | awk -F '~' '$5 == "filled" && $4 ~ /sio/ \
  50 #       { printf("pccardc power %d 0", $1); }' | sh
  51
  52 # If a device driver has problems suspending, try unloading it before
  53 # suspend and reloading it on resume.  Example:
  54 # kldunload usb
  55
  56 logger -t $subsystem suspend at `date +'%Y%m%d %H:%M:%S'`
  57 sync && sync && sync
  58 [ $subsystem = "apm" ] && sleep 3
  59
  60 rm -f /var/run/rc.suspend.pid
  61 [ $subsystem = "apm" ] && zzz
  62
  63 exit 0