headers-postinst.in

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