Support ``extra_path`` option to ``setup()`` when ``install`` is run in

backward-compatibility mode.  (backport from trunk)

--HG--
branch : setuptools-0.6
extra : convert_revision : svn%3A6015fed2-1504-0410-9fe1-9d1591cc4771/sandbox/branches/setuptools-0.6%4050700

setuptools.txt

@@ -2574,6 +2574,9 @@ Release Notes/Change History
  * Made ``setup.py develop`` respect the ``--no-deps`` option, which it
    previously was ignoring.
 
+ * Support ``extra_path`` option to ``setup()`` when ``install`` is run in
+   backward-compatibility mode.
+
 0.6b4
  * Fix ``register`` not obeying name/version set by ``egg_info`` command, if
    ``egg_info`` wasn't explicitly run first on the same command line.

setuptools/command/install.py

@@ -40,10 +40,16 @@ class install(_install):
                 )
 
     def handle_extra_path(self):
-        # We always ignore extra_path, because we install as .egg or .egg-info
+        if self.root or self.single_version_externally_managed:
+            # explicit backward-compatibility mode, allow extra_path to work
+            return _install.handle_extra_path(self)
+
+        # Ignore extra_path when installing an egg (or being run by another
+        # command without --root or --single-version-externally-managed
         self.path_file = None
         self.extra_dirs = ''
 
+
     def run(self):
         # Explicit request for old-style install?  Just do it
         if self.old_and_unmanageable or self.single_version_externally_managed:
@@ -74,12 +80,6 @@ class install(_install):
 
 
 
-
-
-
-
-
-
     def do_egg_install(self):
 
         from setuptools.command.easy_install import easy_install
@@ -120,4 +120,4 @@ class install(_install):
 
 
 
-
+#