BLD: generate sources using Cython at setup.py time

bscript

@@ -1,4 +1,6 @@
 import sys
+import os
+import subprocess
 
 from numpy.distutils.misc_util \
     import \
@@ -122,6 +124,12 @@ def _set_mangling_var(conf, u, du, case, f2pycompat=True):
 
     env.DEFINES.extend(macros)
 
+def _generate_cython():
+    cwd = os.path.dirname(__file__)
+    subprocess.call([sys.executable,
+                     os.path.join(cwd, 'tools', 'cythonize'),
+                     os.path.join(cwd, 'scipy')])
+
 @hooks.post_configure
 def post_configure(context):
     opts = context.waf_options_context
@@ -174,6 +182,8 @@ def post_configure(context):
 def pre_build(context):
     bld = context.waf_context
 
+    _generate_cython()
+
     context.register_category("gen_pymodule")
     bld(features="gen_pymodule",
         target="scipy/__config__.py",

setup.py

@@ -125,6 +125,19 @@ def write_version_py(filename='scipy/version.py'):
         a.close()
 
 
+def generate_cython():
+    cwd = os.path.dirname(__file__)
+    p = subprocess.Popen([sys.executable,
+                          os.path.join(cwd, 'tools', 'cythonize'),
+                          os.path.join(cwd, 'scipy')],
+                         stdout=subprocess.PIPE,
+                         stderr=subprocess.STDOUT)
+    out, err = p.communicate()
+    if p.returncode != 0:
+        print(out)
+        raise RuntimeError("Running cythonize failed!")
+
+
 def configuration(parent_package='',top_path=None):
     from numpy.distutils.misc_util import Configuration
     config = Configuration(None, parent_package, top_path)
@@ -147,6 +160,9 @@ def setup_package():
     # Rewrite the version file everytime
     write_version_py()
 
+    # Generate Cython sources
+    generate_cython()
+
     setup(
         name = 'scipy',
         maintainer = "SciPy Developers",

setupscons.py

@@ -50,6 +50,7 @@
 try:
     setup_py = __import__("setup")
     write_version_py = setup_py.write_version_py
+    generate_cython = setup_py.generate_cython
 finally:
     sys.path.pop(0)
 
@@ -87,6 +88,8 @@ def setup_package():
 
     write_version_py()
 
+    generate_cython()
+
     try:
         setup(
             name = 'scipy',