I noticed the following addition to mono-env.eclass would be needed to
let us kill go-mono.eclass (setting now obsolete SRC_URI and build
phases relying on base.eclass)
Patch attached
--- mono-env.eclass~ 2013-05-24 20:44:55.0 +0200
+++ mono-env.eclass 2013-05-24 21:18:01.0 +0200
@@ -9,6 +9,8 @@
# @DESCRIPTION:
# Set environment variables commonly used by dotnet packages.
+SRC_URI=http://download.mono-project.com/sources/${PN}/${P}.tar.bz2;
+
EXPORT_FUNCTIONS pkg_setup
if [[ ! ${_MONO_ENV} ]]; then