external/bsd/dhcpcd/dist/dhcpcd-hooks/15-timezone

   1 # $NetBSD: 15-timezone,v 1.6 2014/11/07 20:51:03 roy Exp $
   2
   3 # Configure timezone
   4
   5 : ${localtime:=/etc/localtime}
   6
   7 set_zoneinfo()
   8 {
   9         local zoneinfo_dir= zone_file=
  10
  11         [ -z "$new_tzdb_timezone" ] && return 0
  12
  13         for d in \
  14                 /usr/share/zoneinfo     \
  15                 /usr/lib/zoneinfo       \
  16                 /var/share/zoneinfo     \
  17                 /var/zoneinfo           \
  18         ; do
  19                 if [ -d "$d" ]; then
  20                         zoneinfo_dir="$d"
  21                         break
  22                 fi
  23         done
  24
  25         if [ -z "$zoneinfo_dir" ]; then
  26                 syslog warning "timezone directory not found"
  27                 return 1
  28         fi
  29
  30         zone_file="$zoneinfo_dir/$new_tzdb_timezone"
  31         if [ ! -e "$zone_file" ]; then
  32                 syslog warning "no timezone definition for $new_tzdb_timezone"
  33                 return 1
  34         fi
  35
  36         if copy_file "$zone_file" "$localtime"; then
  37                 syslog info "timezone changed to $new_tzdb_timezone"
  38         fi
  39 }
  40
  41 # For ease of use, map DHCP6 names onto our DHCP4 names
  42 case "$reason" in
  43 BOUND6|RENEW6|REBIND6|REBOOT6|INFORM6)
  44         new_tzdb_timezone="$new_dhcp6_tzdb_timezone"
  45         ;;
  46 esac
  47
  48 if $if_up; then
  49         set_zoneinfo
  50 fi