import distutils, distutils.command.clean, distutils.dir_util
from .gen_external import generate_external, header, output_path
+def get_aubio_version():
+ # read from VERSION
+ this_file_dir = os.path.dirname(os.path.abspath(__file__))
+ version_file = os.path.join(this_file_dir, '..', '..', 'VERSION')
+
+ if not os.path.isfile(version_file):
+ raise SystemError("VERSION file not found.")
+
+ for l in open(version_file).readlines():
+ #exec (l.strip())
+ if l.startswith('AUBIO_MAJOR_VERSION'):
+ AUBIO_MAJOR_VERSION = int(l.split('=')[1])
+ if l.startswith('AUBIO_MINOR_VERSION'):
+ AUBIO_MINOR_VERSION = int(l.split('=')[1])
+ if l.startswith('AUBIO_PATCH_VERSION'):
+ AUBIO_PATCH_VERSION = int(l.split('=')[1])
+ if l.startswith('AUBIO_VERSION_STATUS'):
+ AUBIO_VERSION_STATUS = l.split('=')[1].strip()[1:-1]
+
+ if AUBIO_MAJOR_VERSION is None or AUBIO_MINOR_VERSION is None \
+ or AUBIO_PATCH_VERSION is None:
+ raise SystemError("Failed parsing VERSION file.")
+
+ verstr = '.'.join(map(str, [AUBIO_MAJOR_VERSION,
+ AUBIO_MINOR_VERSION,
+ AUBIO_PATCH_VERSION]))
+
+ if AUBIO_VERSION_STATUS is not None:
+ verstr += AUBIO_VERSION_STATUS
+ return verstr
+
+def get_aubio_pyversion():
+ verstr = get_aubio_version()
+ if '~alpha' in verstr:
+ verstr = verstr.split('~')[0] + 'a1'
+ return verstr
+
# inspired from https://gist.github.com/abergmeier/9488990
def add_packages(packages, ext=None, **kw):
""" use pkg-config to search which of 'packages' are installed """
}
for package in packages:
+ print("checking for {:s}".format(package))
cmd = ['pkg-config', '--libs', '--cflags', package]
try:
tokens = subprocess.check_output(cmd)
def add_local_aubio_sources(ext, usedouble = False):
""" build aubio inside python module instead of linking against libaubio """
- print("Warning: libaubio was not built with waf, adding src/")
- # create an empty header, macros will be passed on the command line
- fake_config_header = os.path.join('python', 'ext', 'config.h')
- distutils.file_util.write_file(fake_config_header, "")
+ print("Info: libaubio was not installed or built locally with waf, adding src/")
aubio_sources = sorted(glob.glob(os.path.join('src', '**.c')))
aubio_sources += sorted(glob.glob(os.path.join('src', '*', '**.c')))
ext.sources += aubio_sources
+
+def add_local_macros(ext, usedouble = False):
# define macros (waf puts them in build/src/config.h)
for define_macro in ['HAVE_STDLIB_H', 'HAVE_STDIO_H',
'HAVE_MATH_H', 'HAVE_STRING_H',
'HAVE_MEMCPY_HACKS']:
ext.define_macros += [(define_macro, 1)]
+def add_external_deps(ext, usedouble = False):
# loof for additional packages
print("Info: looking for *optional* additional packages")
packages = ['libavcodec', 'libavformat', 'libavutil', 'libavresample',
class CleanGenerated(distutils.command.clean.clean):
def run(self):
- distutils.dir_util.remove_tree(output_path)
- distutils.command.clean.clean.run(self)
+ if os.path.isdir(output_path):
+ distutils.dir_util.remove_tree(output_path)
from distutils.command.build_ext import build_ext as _build_ext
class build_ext(_build_ext):
level=distutils.log.INFO)
def build_extension(self, extension):
- if self.enable_double:
+ if self.enable_double or 'HAVE_AUBIO_DOUBLE' in os.environ:
extension.define_macros += [('HAVE_AUBIO_DOUBLE', 1)]
- if os.path.isfile('src/aubio.h'):
- # if aubio headers are found in this directory
- add_local_aubio_header(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
+ enable_double = True
+ else:
+ enable_double = False
+ # seack for aubio headers and lib in PKG_CONFIG_PATH
+ add_system_aubio(extension)
+ # the lib was not installed on this system
+ if 'aubio' not in extension.libraries:
+ # use local src/aubio.h
+ if os.path.isfile(os.path.join('src', 'aubio.h')):
+ add_local_aubio_header(extension)
+ add_local_macros(extension)
+ # look for a local waf build
+ if os.path.isfile(os.path.join('build','src', 'fvec.c.1.o')):
add_local_aubio_lib(extension)
else:
+ # check for external dependencies
+ add_external_deps(extension, usedouble=enable_double)
# add libaubio sources and look for optional deps with pkg-config
- add_local_aubio_sources(extension, usedouble=self.enable_double)
- else:
- # look for aubio headers and lib using pkg-config
- add_system_aubio(extension)
+ add_local_aubio_sources(extension, usedouble=enable_double)
# generate files python/gen/*.c, python/gen/aubio-generated.h
extension.sources += generate_external(header, output_path, overwrite = False,
- usedouble=self.enable_double)
+ usedouble=enable_double)
return _build_ext.build_extension(self, extension)