Allow scripts from the package to be upgraded to be aware of being
upgraded.
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
Acked-by: Jo-Philipp Wich <jo@mein.io>
when running the postinst trigger we set PKG_UPGRADE=1 if this is an upgrade
and not an install.
Signed-off-by: John Crispin <blogic@openwrt.org>
SVN-Revision: 42468