Add 3.9 Packaging Scripts and Cross Compilation Support (#8)

* [mono] Add packaging script

* [llvm] Add clang-tblgen to the dpkg because llvm build system omits it in install

* [cross] Made rules file parameterized for cross compilation

* [cross] Parameterize the deb architecture on environment variable

* Remove dependency on cmake

* Remove clang (and clang-tblgen) compilation

* Change compat level from 7 to 9

scripts/ci/debian/README

@@ -0,0 +1,7 @@
+The Debian Package mono-llvm
+----------------------------
+
+Comments regarding the Package
+
+This package is a build of the mono fork of llvm. The mono project requires a number of patches
+in order to use LLVM for some of our backends.

scripts/ci/debian/changelog

@@ -0,0 +1,5 @@
+mono-llvm (3.9) unstable; urgency=low
+
+  * Initial Release.
+
+ -- Alex Kyte <[email protected]>  Thu, 16 Jun 2016 17:22:31 -0400

scripts/ci/debian/compat

@@ -0,0 +1 @@
+9

scripts/ci/debian/control

@@ -0,0 +1,19 @@
+Source: mono-llvm
+Priority: optional
+Maintainer: Alex Kyte <[email protected]>
+Build-Depends: debhelper (>= 7.0.50~), flex, bison, dejagnu, tcl, expect, cmake, perl, libtool, chrpath, texinfo, sharutils, libffi-dev (>= 3.0.9), lsb-release, patchutils, diffstat, xz-utils, python-dev, libedit-dev, swig, python-six, python-sphinx, ocaml-nox, binutils-dev, libjsoncpp-dev, lcov, procps, help2man, dh-ocaml, zlib1g-dev
+Standards-Version: 3.9.4
+Section: libs
+Homepage: https://github.com/mono/llvm.git
+
+Package: mono-llvm
+Section: libs
+Architecture: any
+Depends: ${shlibs:Depends}, ${misc:Depends}
+Description: The mono fork of llvm
+ This is a fork of llvm which is used by the 
+ llvm backend of mono. This is required for 
+ some backends but not others. In this fork some
+ mono-specific changes have been made. This package
+ is set at a specific commit, this is not the release
+ package of 3.9.