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
This is to work around issues with package list generators creating
empty fields in some environments.
Based on a patch by Paul Selkrik <pselkrik@isc.org>
Signed-off-by: Steven Barth <steven@midlink.org>
SVN-Revision: 38390