preinst is in hugs 98.200609.21-5.3ubuntu1.
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 | #! /bin/sh
set -e
case "$1" in
install|upgrade)
;;
abort-upgrade)
;;
*)
echo "preinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
if test "$1" = "upgrade" && dpkg --compare-versions "$2" ge '1.4.199806-4' \
&& dpkg --compare-versions "$2" lt '98.199905-1'
then
update-alternatives --remove hugs /usr/bin/hugs1.4
update-alternatives --remove runhugs /usr/bin/runhugs1.4
fi
exit 0
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