src/initscripts/init.d/setclock

   1 #!/bin/sh
   2 ########################################################################
   3 # Begin $rc_base/init.d/setclock
   4 #
   5 # Description : Setting Linux Clock
   6 #
   7 # Authors     : Gerard Beekmans - gerard@linuxfromscratch.org
   8 #
   9 # Version     : 00.00
  10 #
  11 # Notes       :
  12 #
  13 ########################################################################
  14
  15 . /etc/sysconfig/rc
  16 . ${rc_functions}
  17
  18 CLOCKPARAMS=
  19
  20 case ${1} in
  21         start)
  22
  23                 boot_mesg "Setting system clock..."
  24
  25                 # udev not create the rtc symlink if rtc is in the kernel
  26                 if [ ! -e /dev/rtc ]; then
  27                         if [ -e /dev/rtc0 ]; then
  28                                 ln -s rtc0 /dev/rtc
  29                         fi
  30                 fi
  31
  32                 hwclock --hctosys ${CLOCKPARAMS} &>/dev/null
  33                 if [ ! ${?} == 0 ]; then
  34                         if [ -s /var/log/messages ]; then
  35                                 boot_mesg -n "No RTC found, set time to last log accesstime ... "
  36                                 DATE=`stat --format "%y" /var/log/messages | cut -d" " -f1`
  37                                 TIME=`stat --format "%y" /var/log/messages | sed -e "s|\..*||g" | cut -d" " -f2`
  38                                 date -s $DATE > /dev/null
  39                                 date -s $TIME
  40                         fi
  41                 fi
  42                 evaluate_retval
  43                 ;;
  44
  45         stop)
  46                 boot_mesg "Setting hardware clock..."
  47                 hwclock --systohc ${CLOCKPARAMS} &>/dev/null
  48                 evaluate_retval
  49                 ;;
  50
  51         *)
  52                 echo "Usage: ${0} {start} {stop}"
  53                 ;;
  54
  55 esac