preinst is in dpkg-cross 2.6.5ubuntu2.
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 40 41 42 43 44 45 46 | #! /bin/sh
# preinst script for dpkg-cross
#
# see: dh_installdeb(1)
set -e
# summary of how this script can be called:
# * <new-preinst> `install'
# * <new-preinst> `install' <old-version>
# * <new-preinst> `upgrade' <old-version>
# * <old-preinst> `abort-upgrade' <new-version>
#
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package
case "$1" in
install|upgrade)
# Move dpkg-cross's files from /etc/dpkg in /etc/dpkg-cross directory.
# Do this in preinst, not postinst, to make dpkg conffile handling
# to work as expected. Needed until Etch becomes oldstable.
if test -n "$2" && dpkg --compare-versions "$2" lt "1.24"; then
mkdir -p /etc/dpkg-cross
mv -f /etc/dpkg/cross-compile* /etc/dpkg/cross-config.* \
/etc/dpkg/crosstools* /etc/dpkg-cross/. 2>/dev/null || true
fi
;;
abort-upgrade)
;;
*)
echo "preinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.
exit 0
# vim:ts=4:et
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