Radix cross Linux 3pp sources

diff --git a/packages/x/Vulkan/gfxreconstruct/Makefile b/packages/x/Vulkan/gfxreconstruct/Makefile
new file mode 100644
index 0000000..fb2a6af
--- /dev/null
+++ b/packages/x/Vulkan/gfxreconstruct/Makefile
@@ -0,0 +1,65 @@
+#
+# Project Home:
+# ============
+# https://github.com/LunarG/gfxreconstruct
+#
+# Clone:
+# =====
+# https://github.com/LunarG/gfxreconstruct.git
+#
+
+url        = https://github.com/LunarG
+
+repo_name  = gfxreconstruct
+pkg_name   = gfxreconstruct
+suffix     = tar.xz
+
+versions   = 1.3.239.0
+
+git_repo   = .git_clone
+tarballs   = $(addsuffix .tar.xz, $(addprefix $(pkg_name)-, $(versions)))
+sha1s      = $(addsuffix .sha1sum, $(tarballs))
+
+TARGETS = repository_clean
+
+
+all: $(TARGETS)
+
+.PHONY: downloads_clean repository_clean
+
+$(git_repo):
+	@echo -e "\n======= Clone $(repo_name).git repository =======\n"
+	@rm -rf $(repo_name)
+	@git clone $(url)/$(repo_name).git $(repo_name)
+	@touch $@
+
+$(tarballs): $(git_repo)
+	@for version in $(versions) ; do \
+	  tag=sdk-`echo $$version` ; \
+	  if [ ! -f $(repo_name)-$$version.$(suffix) ]; then \
+	    echo -e "\n======= Creating '$(pkg_name)-$$version.$(suffix)' snapshot =======" ; \
+	    ( cd $(repo_name) ; \
+	      git submodule update --init ; \
+	      git archive --format=tar --prefix=$(pkg_name)-$${version}/ --output=../$(pkg_name)-$${version}.tar $${tag} ; \
+	      cmd="git submodule foreach --recursive 'git archive --format=tar --prefix=$(pkg_name)-$${version}/\$$sm_path/ HEAD --output=\$$toplevel/../$(pkg_name)-$${version}-sub-\$$sha1.tar'" ; \
+	      eval $${cmd} ; \
+	    ) ; \
+	    tar --concatenate --file $(pkg_name)-$${version}.tar $(pkg_name)-$${version}-sub-*.tar ; \
+	    rm -f $(pkg_name)-$${version}-sub-*.tar ; \
+	    xz $(pkg_name)-$${version}.tar ; \
+	  fi ; \
+	done
+
+$(sha1s): %.tar.xz.sha1sum : %.tar.xz
+	@for tarball in $< ; do \
+	  echo -e "\n======= Calculation the '$$tarball' sha1sum =======" ; \
+	  sha1sum --binary $$tarball > $$tarball.sha1sum ; \
+	done
+
+repository_clean: $(sha1s)
+	@echo -e "\n======= Remove cloned $(repo_name).git repository =======\n"
+	@rm -rf $(git_repo) $(repo_name)
+
+downloads_clean:
+	@rm -rf $(tarballs) $(sha1s)
+	@rm -rf $(git_repo) $(repo_name)