mirror of
https://github.com/MCV-Software/TWBlue.git
synced 2024-10-17 09:49:14 +02:00
52 lines
1.3 KiB
Python
52 lines
1.3 KiB
Python
|
import ctypes
|
||
|
|
import collections
|
||
|
|
import platform
|
||
|
|
import os
|
||
|
|
|
||
|
|
TYPES = {
|
||
|
|
'Linux': {
|
||
|
|
'loader': ctypes.CDLL,
|
||
|
|
'functype': ctypes.CFUNCTYPE,
|
||
|
|
'prefix': 'lib',
|
||
|
|
'extension': '.so'
|
||
|
|
},
|
||
|
|
'Darwin': {
|
||
|
|
'loader': ctypes.CDLL,
|
||
|
|
'functype': ctypes.CFUNCTYPE,
|
||
|
|
'prefix': 'lib',
|
||
|
|
'extension': '.dylib'
|
||
|
|
},
|
||
|
|
}
|
||
|
|
if platform.system() == 'Windows':
|
||
|
|
TYPES['Windows'] = {
|
||
|
|
'loader': ctypes.WinDLL,
|
||
|
|
'functype': ctypes.WINFUNCTYPE,
|
||
|
|
'prefix': "",
|
||
|
|
'extension': '.dll'
|
||
|
|
}
|
||
|
|
|
||
|
|
class LibraryLoadError(Exception): pass
|
||
|
|
|
||
|
|
def load_library(library, x86_path='.', x64_path='.', *args, **kwargs):
|
||
|
|
lib = find_library_path(library, x86_path=x86_path, x64_path=x64_path)
|
||
|
|
loaded = _do_load(lib, *args, **kwargs)
|
||
|
|
if loaded is not None:
|
||
|
|
return loaded
|
||
|
|
raise LibraryLoadError('unable to load %r. Provided library path: %r' % (library, path))
|
||
|
|
|
||
|
|
def _do_load(file, *args, **kwargs):
|
||
|
|
loader = TYPES[platform.system()]['loader']
|
||
|
|
return loader(file, *args, **kwargs)
|
||
|
|
|
||
|
|
def find_library_path(libname, x86_path='.', x64_path='.'):
|
||
|
|
libname = '%s%s' % (TYPES[platform.system()]['prefix'], libname)
|
||
|
|
if platform.machine() == 'x86_64':
|
||
|
|
path = os.path.join(x64_path, libname)
|
||
|
|
else:
|
||
|
|
path = os.path.join(x86_path, libname)
|
||
|
|
ext = TYPES[platform.system()]['extension']
|
||
|
|
return '%s%s' % (path, ext)
|
||
|
|
|
||
|
|
def get_functype():
|
||
|
|
return TYPES[platform.system()]['functype']
|