This file is indexed.

preinst is in dell-recovery 1.31.

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.

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#!/bin/sh
set -e

# Remove a no-longer used conffile (from http://wiki.debian.org/DpkgConffileHandling)
rm_conffile() {
    PKGNAME="$1"
    CONFFILE="$2"
    if [ -e "$CONFFILE" ]; then
        md5sum="`md5sum \"$CONFFILE\" | sed -e \"s/ .*//\"`"
        old_md5sum="`dpkg-query -W -f='${Conffiles}' $PKGNAME | sed -n -e \"\\\\'^ $CONFFILE[[:space:]]'{s/ obsolete$//;s/.* //p}\"`"
        if [ "$md5sum" != "$old_md5sum" ]; then
            echo "Obsolete conffile $CONFFILE has been modified by you."
            echo "Saving as $CONFFILE.dpkg-bak ..."
            mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
        else
            echo "Removing obsolete conffile $CONFFILE ..."
            rm -f "$CONFFILE"
        fi
    fi
}


case "$1" in
  upgrade)
    [ -L /etc/skel/Desktop/dell-recovery-media.desktop ] && rm /etc/skel/Desktop/dell-recovery-media.desktop
    if dpkg --compare-versions "$2" le "0.33"; then
        rm -f /etc/skel/Desktop/dell-recovery-media.desktop
    fi
    if dpkg --compare-versions "$2" le-nl "0.45"; then
        rm_conffile dell-recovery "/etc/grub.d/06_dell_theme"
    fi
esac