preinst is in doc-base 0.10.7.
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 | #!/bin/sh
# $Id: preinst 224 2011-03-04 14:05:50Z robert $
# vim:ts=4:sts=4:et:sw
# preinst for doc-base
# Abort if any command returns an error value
set -e
package=doc-base
infodir="/var/lib/$package/info"
docsdir="/var/lib/$package/documents"
omfdir="/var/lib/$package/omf"
compatver=0.10.0~
remove_obsolete() {
rm -rf /var/lib/doc-base
}
if [ "$1" = "upgrade" ] && dpkg --compare-versions "$2" lt-nl "$compatver"; then
remove_obsolete
fi
exit 0
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