| 1 | n/a | """ |
|---|
| 2 | n/a | Generic dylib path manipulation |
|---|
| 3 | n/a | """ |
|---|
| 4 | n/a | |
|---|
| 5 | n/a | import re |
|---|
| 6 | n/a | |
|---|
| 7 | n/a | __all__ = ['dylib_info'] |
|---|
| 8 | n/a | |
|---|
| 9 | n/a | DYLIB_RE = re.compile(r"""(?x) |
|---|
| 10 | n/a | (?P<location>^.*)(?:^|/) |
|---|
| 11 | n/a | (?P<name> |
|---|
| 12 | n/a | (?P<shortname>\w+?) |
|---|
| 13 | n/a | (?:\.(?P<version>[^._]+))? |
|---|
| 14 | n/a | (?:_(?P<suffix>[^._]+))? |
|---|
| 15 | n/a | \.dylib$ |
|---|
| 16 | n/a | ) |
|---|
| 17 | n/a | """) |
|---|
| 18 | n/a | |
|---|
| 19 | n/a | def dylib_info(filename): |
|---|
| 20 | n/a | """ |
|---|
| 21 | n/a | A dylib name can take one of the following four forms: |
|---|
| 22 | n/a | Location/Name.SomeVersion_Suffix.dylib |
|---|
| 23 | n/a | Location/Name.SomeVersion.dylib |
|---|
| 24 | n/a | Location/Name_Suffix.dylib |
|---|
| 25 | n/a | Location/Name.dylib |
|---|
| 26 | n/a | |
|---|
| 27 | n/a | returns None if not found or a mapping equivalent to: |
|---|
| 28 | n/a | dict( |
|---|
| 29 | n/a | location='Location', |
|---|
| 30 | n/a | name='Name.SomeVersion_Suffix.dylib', |
|---|
| 31 | n/a | shortname='Name', |
|---|
| 32 | n/a | version='SomeVersion', |
|---|
| 33 | n/a | suffix='Suffix', |
|---|
| 34 | n/a | ) |
|---|
| 35 | n/a | |
|---|
| 36 | n/a | Note that SomeVersion and Suffix are optional and may be None |
|---|
| 37 | n/a | if not present. |
|---|
| 38 | n/a | """ |
|---|
| 39 | n/a | is_dylib = DYLIB_RE.match(filename) |
|---|
| 40 | n/a | if not is_dylib: |
|---|
| 41 | n/a | return None |
|---|
| 42 | n/a | return is_dylib.groupdict() |
|---|
| 43 | n/a | |
|---|
| 44 | n/a | |
|---|
| 45 | n/a | def test_dylib_info(): |
|---|
| 46 | n/a | def d(location=None, name=None, shortname=None, version=None, suffix=None): |
|---|
| 47 | n/a | return dict( |
|---|
| 48 | n/a | location=location, |
|---|
| 49 | n/a | name=name, |
|---|
| 50 | n/a | shortname=shortname, |
|---|
| 51 | n/a | version=version, |
|---|
| 52 | n/a | suffix=suffix |
|---|
| 53 | n/a | ) |
|---|
| 54 | n/a | assert dylib_info('completely/invalid') is None |
|---|
| 55 | n/a | assert dylib_info('completely/invalide_debug') is None |
|---|
| 56 | n/a | assert dylib_info('P/Foo.dylib') == d('P', 'Foo.dylib', 'Foo') |
|---|
| 57 | n/a | assert dylib_info('P/Foo_debug.dylib') == d('P', 'Foo_debug.dylib', 'Foo', suffix='debug') |
|---|
| 58 | n/a | assert dylib_info('P/Foo.A.dylib') == d('P', 'Foo.A.dylib', 'Foo', 'A') |
|---|
| 59 | n/a | assert dylib_info('P/Foo_debug.A.dylib') == d('P', 'Foo_debug.A.dylib', 'Foo_debug', 'A') |
|---|
| 60 | n/a | assert dylib_info('P/Foo.A_debug.dylib') == d('P', 'Foo.A_debug.dylib', 'Foo', 'A', 'debug') |
|---|
| 61 | n/a | |
|---|
| 62 | n/a | if __name__ == '__main__': |
|---|
| 63 | n/a | test_dylib_info() |
|---|
