postinst is in rubygems 1.8.15-1.
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 | #!/bin/sh
#
set -e
case "$1" in
configure)
rm -f /var/lib/gems/1.8/source_cache
update-alternatives --quiet --install /usr/bin/gem gem \
/usr/bin/gem1.8 180 \
--slave /usr/share/man/man1/gem.1.gz gem.1.gz \
/usr/share/man/man1/gem1.8.1.gz \
--slave /etc/bash_completion.d/gem bash_completion_gem \
/etc/bash_completion.d/gem1.8
;;
*)
esac
exit 0
|