preinst is in libcupsimage2-dev 2.1.3-4.
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 | #! /bin/sh
set -e
case "$1" in
install)
;;
upgrade)
if [ ! -L /usr/share/doc/libcupsimage2-dev ]; then
rm -rf /usr/share/doc/libcupsimage2-dev
fi
;;
abort-upgrade)
;;
*)
echo "preinst called with unknown argument \`$1'" >&2
exit 0
;;
esac
exit 0
|