debian/preinst

   1 #!/bin/sh
   2 # preinst script for amavisd-cn
   3 #
   4 # see: dh_installdeb(1)
   5
   6 set -e
   7
   8 # summary of how this script can be called:
   9 #        * <new-preinst> `install'
  10 #        * <new-preinst> `install' <old-version>
  11 #        * <new-preinst> `upgrade' <old-version>
  12 #        * <old-preinst> `abort-upgrade' <new-version>
  13 # for details, see http://www.debian.org/doc/debian-policy/ or
  14 # the debian-policy package
  15
  16 mv_init () {
  17   echo -n "    Renaming to /etc/init.d/amavis.dpkg-old... "
  18   mv /etc/init.d/amavis /etc/init.d/amavis.dpkg-old
  19   echo "done."
  20 }
  21
  22 if [ "$1" = install -o "$1" = upgrade ]; then
  23   dpkg-divert --quiet --package amavisd-cn --rename \
  24     --divert /etc/init.d/amavis.amavisd-new /etc/init.d/amavis
  25
  26   # link not in package because woody's dpkg behaves strange when it is
  27   if [ ! -h /etc/init.d/amavis ]; then
  28     if [ -e /etc/init.d/amavis ]; then
  29       echo "CN: Found unknown file at /etc/init.d/amavis."
  30       mv_init
  31     fi
  32     #ln -s amavisd-cn /etc/init.d/amavis
  33   elif ! readlink /etc/init.d/amavis | grep -q '^amavisd-cn$'; then
  34     # Symlink in place, but does it point to us?
  35     echo "CN: Shouldn't happen: found strange /etc/init.d/amavis link."
  36     mv_init
  37     #ln -s amavisd-cn /etc/init.d/amavis
  38   fi
  39 fi
  40
  41 # dh_installdeb will replace this with shell code automatically
  42 # generated by other debhelper scripts.
  43
  44 #DEBHELPER#
  45
  46 exit 0