option is string type

slapos/recipe/cmmi/__init__.py

@@ -40,8 +40,8 @@ class Recipe(object):
             self.original_options = options.copy()
             options.update(platform_options)
 
-        shared = options.get('shared', '')
-        if shared:
+        shared = options.get('shared', '').lower()
+        if shared ==  'true':
            shared_part = buildout['buildout'].get('shared-part', None)
            if not shared_part:
                raise ValueError(
@@ -329,7 +329,7 @@ class Recipe(object):
                 opt['destination'] = compile_dir
                 opt['strip-top-level-dir'] = 'false'
                 # no need to shared build for compile dir
-                opt['shared'] = False
+                opt['shared'] = 'False'
                 slapos.recipe.downloadunpacked.Recipe(
                     self.buildout, self.name, opt).install()
             except: