Add llvm role

roles/llvm/tasks/Ubuntu-18.04.yaml

@@ -15,19 +15,20 @@
 # - debug:
 #     msg: '{{asset.browser_download_url}}'
 
-- name: process release name for /usr/local/{{lib_dir}}
+- name: process release name for /usr/local/{{package_name}}
   set_fact:
-    lib_dir: '{{release.name | lower | regex_replace(" (\d+)\.\d+\.\d+", "-\1")}}'
+    package_name: '{{release.name | lower | regex_replace(" (\d+)\.\d+\.\d+", "-\1")}}'
 
-- name: create temporary directory for download
-  tempfile:
-    state: directory
-  register: tempdir
-
-- set_fact:
-    download_path: '{{tempdir.path}}/llvm.tar.xz'
+- name: set path for archive download
+  set_fact:
+    archive_path: '/tmp/{{asset.name}}'
 
 - name: download release archive
   get_url:
     url: '{{asset.browser_download_url}}'
-    dest: '{{download_path}}'
+    dest: '{{archive_path}}'
+
+- name: extract release archive
+  unarchive:
+    src: '{{archive_path}}'
+    dest: '/usr/local/lib/{{package_name}}'