preinst is in libgtkmathview0c2a 0.8.0-9ubuntu1.
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 | #!/bin/sh
set -e
# remove an obsolete conffile
rm_conffile() {
PKGNAME="$1"
CONFFILE="$2"
if [ -e "$CONFFILE" ] ; then
md5sum="`md5sum "$CONFFILE" | cut -d ' ' -f 1`"
old_md5sum="`dpkg-query -W -f='${Conffiles}' "$PKGNAME" | grep "$CONFFILE" | cut -d ' ' -f 3`"
if [ "$md5sum" != "$old_md5sum" ] ; then
echo "Obsolete configuration file $CONFFILE has been modified by you;"
echo "saving it as $CONFFILE.dpkg-bak ..."
mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
else
echo "Removing obsolete configuration file $CONFFILE ..."
rm -f "$CONFFILE"
fi
fi
}
case "$1" in
install|upgrade)
rm_conffile libgtkmathview0c2a /etc/gtkmathview/t1.config
;;
esac
exit 0
|