preinst is in apmd 3.2.2-15.
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 | #!/bin/sh
set -e
# Prepare to remove a no-longer used conffile
prep_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 "\' $CONFFILE ' { s/ obsolete$//; s/.* //; p }" )"
if [ "$md5sum" != "$old_md5sum" ]; then
echo "Obsolete conffile $CONFFILE has been modified by you, renaming to .dpkg-bak"
mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
else
mv -f "$CONFFILE" "$CONFFILE".dpkg-obsolete
fi
fi
}
case "$1" in
install|upgrade)
# Upgrade from intrepid
if dpkg --compare-versions "$2" lt "3.2.2-12ubuntu2"; then
prep_rm_conffile apmd /etc/apm/scripts.d/hwclock
fi
;;
esac
exit 0
|