preinst is in python2.7-minimal 2.7.3-0ubuntu3.
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 34 35 36 37 38 39 | #!/bin/sh
set -e
syssite=/usr/lib/python2.7/site-packages
oldsite=/usr/lib/python2.7/old-site-packages
localsite=/usr/local/lib/python2.7/dist-packages
syslink=../../${localsite#/usr/*}
case "$1" in
install)
if [ -z "$2" ] && [ -d $syssite ] && [ ! -h $syssite ]; then
echo "new installation of python2.7-minimal; $syssite is a directory"
echo "which is expected a symlink to $localsite."
echo "please find the package shipping files in $syssite and"
echo "file a bug report to ship these in /usr/lib/python2.7/dist-packages instead"
echo "aborting installation of python2.7-minimal"
exit 1
fi
# remember newly installed runtime
mkdir -p /var/lib/python
touch /var/lib/python/python2.7_installed
;;
upgrade)
;;
abort-upgrade)
;;
*)
echo "preinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
exit 0
|