Can now be built as wheel on Windows and OSX

Author: bastibe

darwin/libsndfile.dylib

@@ -1,17 +1,17 @@
 #!/usr/bin/env python
 import sys
-from setuptools import setup
+from setuptools import setup, Distribution
 from setuptools.command.test import test as TestCommand
 from sys import platform
 from platform import architecture
 import shutil
 
 if platform == 'win32' and architecture()[0] == '32bit':
-    shutil.copy2('win/sndfile32.dll', 'win/sndfile.dll')
-    sndfile = [('', ['win/sndfile.dll', 'win/sndfile_license'])]
+    sndfile = [('lib', ['win32/libsndfile.dll', 'win32/sndfile_license'])]
 elif platform == 'win32' and architecture()[0] == '64bit':
-    shutil.copy2('win/sndfile64.dll', 'win/sndfile.dll')
-    sndfile = [('', ['win/sndfile.dll', 'win/sndfile_license'])]
+    sndfile = [('lib', ['win64/libsndfile.dll', 'win64/sndfile_license'])]
+elif platform == 'darwin':
+    sndfile = [('lib', ['darwin/libsndfile.dylib', 'darwin/sndfile_license'])]
 else:
     sndfile = []
 
@@ -35,6 +35,11 @@ def run_tests(self):
         sys.exit(errno)
 
 
+class BinaryDistribution(Distribution):
+    def is_pure(self):
+        return False
+
+
 setup(
     name='PySoundFile',
     version='0.6.0',
@@ -66,4 +71,5 @@ def run_tests(self):
     long_description=open('README.rst').read(),
     tests_require=['pytest'],
     cmdclass={'test': PyTest},
+    distclass=BinaryDistribution,
 )

win/sndfile_license renamed to darwin/sndfile_license

@@ -238,7 +238,11 @@
     _np.dtype('int16'): 'short'
 }
 
-_snd = _ffi.dlopen('sndfile')
+
+try:
+    _snd = _ffi.dlopen('sndfile')
+except OSError:
+    _snd = _ffi.dlopen(_os.path.dirname(__file__)+'/../../libsndfile')
 
 
 def read(file, frames=-1, start=0, stop=None, dtype='float64', always_2d=True,