setup.py: only generate source files in build_ext

[aubio.git] / setup.py

diff --git a/setup.py b/setup.py
index 269f15c..e348937 100755 (executable)
--- a/setup.py
+++ b/setup.py
@@ -1,10 +1,8 @@
 #! /usr/bin/env python
 
-import sys
-import os.path
-import numpy
+import sys, os.path, glob
 from setuptools import setup, Extension
-from python.lib.moresetuptools import CleanGenerated, GenerateCommand
+from python.lib.moresetuptools import *
 # function to generate gen/*.{c,h}
 from python.lib.gen_external import generate_external, header, output_path
 
@@ -21,35 +19,39 @@ extra_link_args = []
 
 include_dirs += [ 'python/ext' ]
 include_dirs += [ output_path ] # aubio-generated.h
-include_dirs += [ numpy.get_include() ]
+try:
+    import numpy
+    include_dirs += [ numpy.get_include() ]
+except ImportError:
+    pass
 
 if sys.platform.startswith('darwin'):
     extra_link_args += ['-framework','CoreFoundation', '-framework','AudioToolbox']
 
-if os.path.isfile('src/aubio.h'):
-    define_macros += [('USE_LOCAL_AUBIO', 1)]
-    include_dirs += ['src'] # aubio.h
-    library_dirs += ['build/src']
+sources = glob.glob(os.path.join('python', 'ext', '*.c'))
 
-aubio_extension = Extension("aubio._aubio", [
-    "python/ext/aubiomodule.c",
-    "python/ext/aubioproxy.c",
-    "python/ext/ufuncs.c",
-    "python/ext/py-musicutils.c",
-    "python/ext/py-cvec.c",
-    "python/ext/py-filter.c",
-    "python/ext/py-filterbank.c",
-    "python/ext/py-fft.c",
-    "python/ext/py-phasevoc.c",
-    "python/ext/py-source.c",
-    "python/ext/py-sink.c",
-    # generate files if they don't exit
-    ] + generate_external(header, output_path, overwrite = False),
+aubio_extension = Extension("aubio._aubio",
+    sources,
     include_dirs = include_dirs,
     library_dirs = library_dirs,
     extra_link_args = extra_link_args,
-    define_macros = define_macros,
-    libraries=['aubio'])
+    define_macros = define_macros)
+
+if os.path.isfile('src/aubio.h'):
+    # if aubio headers are found in this directory
+    add_local_aubio_header(aubio_extension)
+    # was waf used to build the shared lib?
+    if os.path.isdir(os.path.join('build','src')):
+        # link against build/src/libaubio, built with waf
+        add_local_aubio_lib(aubio_extension)
+    else:
+        # add libaubio sources and look for optional deps with pkg-config
+        add_local_aubio_sources(aubio_extension)
+        __version__ += '_libaubio'
+else:
+    # look for aubio headers and lib using pkg-config
+    add_system_aubio(aubio_extension)
+
 
 classifiers = [
     'Development Status :: 4 - Beta',
@@ -66,6 +68,14 @@ classifiers = [
     'License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)',
     ]
 
+from distutils.command.build_ext import build_ext as _build_ext
+class build_ext(_build_ext):
+
+    def build_extension(self, extension):
+        # generate files python/gen/*.c, python/gen/aubio-generated.h
+        extension.sources += generate_external(header, output_path, overwrite = False)
+        return _build_ext.build_extension(self, extension)
+
 distrib = setup(name='aubio',
     version = __version__,
     packages = ['aubio'],
@@ -86,6 +96,7 @@ distrib = setup(name='aubio',
     cmdclass = {
         'clean': CleanGenerated,
         'generate': GenerateCommand,
+        'build_ext': build_ext,
         },
     test_suite = 'nose2.collector.collector',
     )