#! /bin/sh
#                               -*- Mode: Sh -*- 
# prerm --- 
# Author           : Manoj Srivastava ( srivasta@glaurung.green-gryphon.com ) 
# Created On       : Fri Nov 14 12:16:39 2003
# Created On Node  : glaurung.green-gryphon.com
# Last Modified By : Manoj Srivastava
# Last Modified On : Tue Oct 19 14:48:20 2004
# Last Machine Used: glaurung.internal.golden-gryphon.com
# Update Count     : 13
# Status           : Unknown, Use with caution!
# HISTORY          : 
# Description      : 
#
# arch-tag: a4c1a888-137d-4800-98f8-93d0365422d8 
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
# 

# Abort if any command returns an error value
set -e

# Predefined values:
version="=V";
kimage="=K";   # Should be empty, mostly
image_dir="=D";        # where the image is located
initrd="=I";        # initrd kernel
subarch="=SA";		# should be xen0 or xenu

package_name="kernel-$subarch-$version";

if [ -z "$package_name" ]; then
    print >&2 "Internal Error. Please report a bug."
    exit 1;
fi


# This script is called as the first step in removing the package from
# the system.  This includes cases where the user explicitly asked for
# the package to be removed, upgrade, automatic removal due to conflicts,
# and deconfiguration due to temporary removal of a depended-on package.

# Info files should be uninstalled from the dir file in any case.
##: install-info --quiet --remove /usr/info/${package_name}.info

case "$1" in
  remove)
    # This package about to be removed.
    ##:

    # Remove package-specific directories from /usr/local.  Don't try
    # to remove standard directories such as /usr/local/lib.
    ##: if test -d /usr/local/lib/${package_name}; then
    ##:   rmdir /usr/local/lib/${package_name} || true
    ##: fi

    # Deactivate menu-methods script.
    ##: chmod a-x /etc/menu-methods/${package_name}

    # Withdraw our version of a program.
        update-alternatives --remove linux /usr/bin/linux-$version
	

    # Get rid of the installed docs
    ##: if which install-docs >/dev/null 2>&1; then
    ##:     install-docs -r $package_name
    ##: fi
    
    # Get rid of the byte compiled files
    ##: if [ -x /usr/lib/emacsen-common/emacs-package-remove ]; then
    ##:      /usr/lib/emacsen-common/emacs-package-remove $package_name
    ##: fi

    if [ -L /usr/doc/$package_name ]; then
        rm -f /usr/doc/$package_name
    fi

    # There are two sub-cases:
    if test "${2+set}" = set; then
      if test "$2" != in-favour; then
        echo "$0: undocumented call to \`prerm $*'" 1>&2
        exit 0
      fi
      # We are being removed because of a conflict with package $3
      # (version $4), which is now being installed.
      :

    else
      # The package is being removed in its own right.
      :

    fi ;;
  deconfigure)
    if test "$2" != in-favour -o "$5" != removing; then
      echo "$0: undocumented call to \`prerm $*'" 1>&2
      exit 0
    fi
    # Package $6 (version $7) which we depend on is being removed due
    # to a conflict with package $3 (version $4), and this package is
    # being deconfigured until $6 can be reinstalled.
    ##:

    ;;
  upgrade)
    # Prepare to upgrade FROM THIS VERSION of this package to version $2.
    ##:

    if [ -L /usr/doc/$package_name ]; then
        rm -f /usr/doc/$package_name
    fi

    ;;
  failed-upgrade)
    # Prepare to upgrade from version $2 of this package TO THIS VERSION.
    # This is only used if the old version's prerm couldn't handle it,
    # and returned non-zero.  (Fix old prerm bugs here.)
    ##:

    ;;
  *) echo "$0: didn't understand being called with \`$1'" 1>&2
     exit 0;;
esac

exit 0
