46 lines
969 B
Python
46 lines
969 B
Python
"""
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Generic dylib path manipulation
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"""
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import re
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__all__ = ["dylib_info"]
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_DYLIB_RE = re.compile(
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r"""(?x)
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(?P<location>^.*)(?:^|/)
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(?P<name>
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(?P<shortname>\w+?)
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(?:\.(?P<version>[^._]+))?
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(?:_(?P<suffix>[^._]+))?
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\.dylib$
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)
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"""
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)
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def dylib_info(filename):
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"""
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A dylib name can take one of the following four forms:
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Location/Name.SomeVersion_Suffix.dylib
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Location/Name.SomeVersion.dylib
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Location/Name_Suffix.dylib
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Location/Name.dylib
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returns None if not found or a mapping equivalent to:
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dict(
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location='Location',
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name='Name.SomeVersion_Suffix.dylib',
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shortname='Name',
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version='SomeVersion',
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suffix='Suffix',
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)
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Note that SomeVersion and Suffix are optional and may be None
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if not present.
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"""
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is_dylib = _DYLIB_RE.match(filename)
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if not is_dylib:
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return None
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return is_dylib.groupdict()
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