91 lines
2.9 KiB
Python
91 lines
2.9 KiB
Python
# Detect present Python & Boost-python libraries on Linux
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import os, struct
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class PkgConfig(dict):
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_paths = [
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'/usr/lib/pkgconfig',
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'/usr/lib/%s-linux-gnu/pkgconfig' % (os.uname()[4]),
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'/usr/lib%i/pkgconfig' % (struct.calcsize('P')*8)
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]
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def __init__(self, name):
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for path in self._paths:
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fn = os.path.join(path, '%s.pc' % name)
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if os.path.exists(fn):
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self._parse(fn)
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break
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def _parse(self, filename):
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from string import Template
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lines = open(filename).readlines()
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localVariables = {}
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for line in lines:
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line = line.strip()
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if not line or line.startswith('#'):
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continue
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elif ':' in line:
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name, val = line.split(':')
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val = val.strip()
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if '$' in val:
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val = Template(val).substitute(localVariables)
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self[name] = val
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elif '=' in line:
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name, val = line.split('=')
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val = val.strip()
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if '$' in val:
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val = Template(val).substitute(localVariables)
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localVariables[name] = val
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def find_boost_python(version):
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libnames = [
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'boost_python-mt-py%s' % version,
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'boost_python-py%s' % version,
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'boost_python' + ('3' if version.startswith('3') else '')
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]
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basepaths = [
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'/usr/lib',
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'/usr/lib/%s-linux-gnu' % (os.uname()[4]),
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'/usr/lib%i' % (struct.calcsize('P')*8)
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]
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for basepath in basepaths:
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for libname in libnames:
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if os.path.isfile(os.path.join(basepath, "lib" + libname + ".so")):
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return libname
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return None
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def detect_python():
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pyver = ['2.6', '2.7', '3.0', '3.1', '3.2', '3.3', '3.4', '3.5', '3.6']
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pyenv = {}
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for version in pyver:
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pkgconfig = PkgConfig('python-%s' % version)
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version = version.replace('.', '')
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flags = []
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if 'Cflags' in pkgconfig:
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flags += pkgconfig['Cflags'].split()
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if 'Libs' in pkgconfig:
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flags += pkgconfig['Libs'].split()
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if len(flags) == 0:
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continue
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boost_libname = find_boost_python(version)
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if boost_libname == None:
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continue
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pyenv['PYTHON' + version + 'INCLUDE'] = []
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pyenv['PYTHON' + version + 'LIBDIR'] = []
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pyenv['PYTHON' + version + 'LIB'] = [ boost_libname ]
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for flag in flags:
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if flag.startswith('-I'):
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pyenv['PYTHON' + version + 'INCLUDE'] += [flag[2:]]
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elif flag.startswith('-L'):
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pyenv['PYTHON' + version + 'LIBDIR'] += [flag[2:]]
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elif flag.startswith('-l'):
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pyenv['PYTHON' + version + 'LIB'] += [flag[2:]]
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return pyenv
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if __name__ == '__main__':
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import pprint
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pprint.pprint(detect_python())
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