FIXUP

src/zc/buildout/buildout.py

@@ -535,6 +535,22 @@ class Buildout(DictMixin):
 
         self._setup_directories()
 
+        options = self['buildout']
+        link = options.get('link', "")
+        shared_path = shared_stack_path(link)
+        if link and shared_path:
+            shared_item_set = set(os.listdir(shared_path))
+            current_item_set = set(os.listdir('.'))
+            for name in ('bin', 'parts', 'eggs', 'develop-eggs'):
+                for item in os.listdir(os.path.join(shared_path, name)):
+                    new_item_path = os.path.join(name, item)
+                    if not os.path.exists(new_item_path) and item != 'buildout':
+                        os.symlink(os.path.join(shared_path, name, item), new_item_path)
+            for item in shared_item_set - current_item_set:
+                os.symlink(os.path.join(shared_path, item), item)
+        elif link:
+            options['extends'] = link
+
         # Now copy buildout and setuptools eggs, and record destination eggs:
         entries = []
         options = self['buildout']
@@ -633,6 +649,12 @@ class Buildout(DictMixin):
             self.install(())
 
     def install(self, install_args):
+        options = self['buildout']
+        link = options.get('link', "")
+        if link and shared_path:
+          self._save_installed_options()
+          return
+
         try:
             self._install_parts(install_args)
         finally:
@@ -1799,16 +1821,17 @@ def _open(base, filename, seen, dl_options, override, downloaded):
         os.remove(downloaded_filename)
 
     options = result.get('buildout', {})
-    link = options.pop('link', "")
-    shared_path = shared_stack_path(link)
-    if link and shared_path:
-        shared_item_set = set(os.listdir(shared_path))
-        current_item_set = set(os.listdir('.'))
-        for item in shared_item_set - current_item_set:
-            os.symlink(os.path.join(shared_path, item), item)
-        Buildout.install = lambda *args : None
-    elif link:
-      options['extends'] = link
+    # link = options.get('link', "")
+    # shared_path = shared_stack_path(link)
+    # if link and shared_path:
+    #     shared_item_set = set(os.listdir(shared_path))
+    #     current_item_set = set(os.listdir('.'))
+    #     for item in shared_item_set - current_item_set:
+    #         if item not in ('bin', 'develop-eggs', 'eggs',):
+    #             os.symlink(os.path.join(shared_path, item), item)
+    #     Buildout.install = lambda *args : None
+    # elif link:
+    #   options['extends'] = link
 
     extends = options.pop('extends', None)
     if 'extended-by' in options: