postrm is in vdr-plugin-live 0.3.0+git20160123-1.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 | #!/bin/sh
# postrm script for vdr-plugin-live
#
# see: dh_installdeb(1)
set -e
# summary of how this script can be called:
#        * <postrm> `remove'
#        * <postrm> `purge'
#        * <old-postrm> `upgrade' <new-version>
#        * <new-postrm> `failed-upgrade' <old-version>
#        * <new-postrm> `abort-install'
#        * <new-postrm> `abort-install' <old-version>
#        * <new-postrm> `abort-upgrade' <old-version>
#        * <disappearer's-postrm> `disappear' <overwriter>
#          <overwriter-version>
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package
case "$1" in
    purge)
        rm -f /var/lib/vdr/plugins/live/httpd.config
        rm -f /var/lib/vdr/plugins/live/httpd.properties
    ;;
    remove|upgrade|failed-upgrade|abort-install|abort-upgrade|disappear)
    ;;
    *)
        echo "postrm called with unknown argument \`$1'" >&2
        exit 1
    ;;
esac
# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.
# Automatically added by dh_vdrplugin_enable
#
# Remove automatically created conf.d symlink of vdr plugin
#
dh_vdrplugin_delete_symlinks() {
  while [ $# -gt 1 ] ; do
    local config=$1
    local priority=$2
    shift 2
    rm -f "/etc/vdr/conf.d/$priority-$config"
  done
}
#
# Remove any tag files which may have been created by preinst
#
dh_vdrplugin_cleanup() {
  while [ $# -gt 1 ] ; do
    local config=$1
    local priority=$2
    shift 2
    rm -f "/etc/vdr/conf.d/$priority-$config.dpkg-vdrplugin-enable"
  done
}
if [ "$1" = "remove" ] ; then
  dh_vdrplugin_delete_symlinks live.conf 50
fi
dh_vdrplugin_cleanup live.conf 50
# End automatically added section
exit 0
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