debian/postinst

   1 #!/bin/bash
   2
   3 # Abort if any command returns an error value
   4 set -e
   5
   6 case "$1" in
   7   configure)
   8
   9     # remove stale /etc/qemu (files are in /etc/kvm)
  10     # file is now in /usr/share/kvm/cpus-x86_64.conf
  11     rm -f /etc/qemu/target-x86_64.conf
  12     if test -d /etc/qemu; then rmdir /etc/qemu; fi
  13     rm -f /etc/kvm/target-x86_64.conf
  14
  15     # There are three sub-cases:
  16     if test "${2+set}" != set; then
  17       # We're being installed by an ancient dpkg which doesn't remember
  18       # which version was most recently configured, or even whether
  19       # there is a most recently configured version.
  20       :
  21
  22     elif test -z "$2" -o "$2" = "<unknown>"; then
  23       # The package has not ever been configured on this system, or was
  24       # purged since it was last configured.
  25       :
  26
  27     else
  28       # Version $2 is the most recently configured version of this
  29       # package.
  30       :
  31
  32     fi ;;
  33   abort-upgrade)
  34     # Back out of an attempt to upgrade this package FROM THIS VERSION
  35     # to version $2.  Undo the effects of "prerm upgrade $2".
  36     :
  37
  38     ;;
  39   abort-remove)
  40     if test "$2" != in-favour; then
  41       echo "$0: undocumented call to \`postinst $*'" 1>&2
  42       exit 0
  43     fi
  44     # Back out of an attempt to remove this package, which was due to
  45     # a conflict with package $3 (version $4).  Undo the effects of
  46     # "prerm remove in-favour $3 $4".
  47     :
  48
  49     ;;
  50   abort-deconfigure)
  51     if test "$2" != in-favour -o "$5" != removing; then
  52       echo "$0: undocumented call to \`postinst $*'" 1>&2
  53       exit 0
  54     fi
  55     # Back out of an attempt to deconfigure this package, which was
  56     # due to package $6 (version $7) which we depend on being removed
  57     # to make way for package $3 (version $4).  Undo the effects of
  58     # "prerm deconfigure in-favour $3 $4 removing $6 $7".
  59     :
  60
  61     ;;
  62   *) echo "$0: didn't understand being called with \`$1'" 1>&2
  63      exit 0;;
  64 esac
  65
  66 exit 0