From 008775853fb1a4e0a648f26dfe7cceb60ced7a76 Mon Sep 17 00:00:00 2001
From: Juan Nunez-Iglesias <juan.n@unimelb.edu.au>
Date: Tue, 3 Feb 2015 15:34:56 +1100
Subject: [PATCH] Fix setup.py cascade

---
 skimage/future/graph/setup.py | 30 ++++++++++++++++++++++++++++++
 skimage/future/setup.py       | 12 ++++++++++++
 skimage/graph/setup.py        |  3 ---
 skimage/setup.py              |  1 +
 4 files changed, 43 insertions(+), 3 deletions(-)
 create mode 100644 skimage/future/graph/setup.py
 create mode 100644 skimage/future/setup.py

diff --git a/skimage/future/graph/setup.py b/skimage/future/graph/setup.py
new file mode 100644
index 00000000..059a0779
--- /dev/null
+++ b/skimage/future/graph/setup.py
@@ -0,0 +1,30 @@
+#!/usr/bin/env python
+
+from skimage._build import cython
+import os.path
+
+base_path = os.path.abspath(os.path.dirname(__file__))
+
+
+def configuration(parent_package='', top_path=None):
+    from numpy.distutils.misc_util import Configuration, get_numpy_include_dirs
+
+    config = Configuration('graph', parent_package, top_path)
+    config.add_data_dir('tests')
+
+    # This function tries to create C files from the given .pyx files.  If
+    # it fails, try to build with pre-generated .c files.
+    cython(['_ncut_cy.pyx'], working_path=base_path)
+    config.add_extension('_ncut_cy', sources=['_ncut_cy.c'],
+                         include_dirs=[get_numpy_include_dirs()])
+    return config
+
+if __name__ == '__main__':
+    from numpy.distutils.core import setup
+    setup(maintainer='scikit-image Developers',
+          maintainer_email='scikit-image@googlegroups.com',
+          description='Graph-based Image-processing Algorithms',
+          url='https://github.com/scikit-image/scikit-image',
+          license='Modified BSD',
+          **(configuration(top_path='').todict())
+          )
diff --git a/skimage/future/setup.py b/skimage/future/setup.py
new file mode 100644
index 00000000..aaded0c7
--- /dev/null
+++ b/skimage/future/setup.py
@@ -0,0 +1,12 @@
+
+def configuration(parent_package='skimage', top_path=None):
+    from numpy.distutils.misc_util import Configuration
+    config = Configuration('future', parent_package, top_path)
+    config.add_subpackage('graph')
+    return config
+
+if __name__ == "__main__":
+    from numpy.distutils.core import setup
+
+    config = configuration(top_path='').todict()
+    setup(**config)
diff --git a/skimage/graph/setup.py b/skimage/graph/setup.py
index edc7b653..4c6aba06 100644
--- a/skimage/graph/setup.py
+++ b/skimage/graph/setup.py
@@ -17,7 +17,6 @@ def configuration(parent_package='', top_path=None):
     cython(['_spath.pyx'], working_path=base_path)
     cython(['_mcp.pyx'], working_path=base_path)
     cython(['heap.pyx'], working_path=base_path)
-    cython(['_ncut_cy.pyx'], working_path=base_path)
 
     config.add_extension('_spath', sources=['_spath.c'],
                          include_dirs=[get_numpy_include_dirs()])
@@ -25,8 +24,6 @@ def configuration(parent_package='', top_path=None):
                          include_dirs=[get_numpy_include_dirs()])
     config.add_extension('heap', sources=['heap.c'],
                          include_dirs=[get_numpy_include_dirs()])
-    config.add_extension('_ncut_cy', sources=['_ncut_cy.c'],
-                         include_dirs=[get_numpy_include_dirs()])
     return config
 
 if __name__ == '__main__':
diff --git a/skimage/setup.py b/skimage/setup.py
index 94d00ea8..b33f5e81 100644
--- a/skimage/setup.py
+++ b/skimage/setup.py
@@ -14,6 +14,7 @@ def configuration(parent_package='', top_path=None):
     config.add_subpackage('feature')
     config.add_subpackage('restoration')
     config.add_subpackage('filters')
+    config.add_subpackage('future')
     config.add_subpackage('graph')
     config.add_subpackage('io')
     config.add_subpackage('measure')