postinst is in cmigemo-common 1:1.2+gh0.20150404-6.
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 | #!/bin/sh
# postinst script for libmigemo1
set -e
case "$1" in
    configure)
        update-cmigemo-dict
        ;;
    abort-upgrade|abort-remove|abort-deconfigure)
        ;;
    *)
        echo "postinst 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
 |