diff options
| -rw-r--r-- | pym/portage/util/_ctypes.py | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/pym/portage/util/_ctypes.py b/pym/portage/util/_ctypes.py index f419b1926..4e5aa2a6b 100644 --- a/pym/portage/util/_ctypes.py +++ b/pym/portage/util/_ctypes.py @@ -31,15 +31,17 @@ def find_library(name): return None return filename +_library_handles = {} + def LoadLibrary(name): """ Calls ctypes.cdll.LoadLibrary(name) if the ctypes module is available, - and otherwise returns None. Results are not cached, since that can - cause problems when libraries are updated (see bug #448858). + and otherwise returns None. Results are cached for future invocations. """ - handle = None + handle = _library_handles.get(name) - if ctypes is not None: + if handle is None and ctypes is not None: handle = ctypes.cdll.LoadLibrary(name) + _library_handles[name] = handle return handle |