def get_library(self, namespace):
if namespace not in self._libs:
paths = GIRepository().get_shared_library(namespace)
if not paths:
raise NotImplementedError("No shared library")
path = paths.split(",")[0]
self._libs[namespace] = self._ffi.dlopen(path)
return self._libs[namespace]
def get_library(self, namespace):
if namespace not in self._libs:
paths = GIRepository().get_shared_library(namespace)
if not paths:
return
path = paths.split(",")[0]
lib = load_ctypes_library(path)
self._libs[namespace] = lib
return self._libs[namespace]
def may_be_null_is_nullable():
"""If may_be_null returns nullable or if NULL can be passed in.
This can still be wrong if the specific typelib is older than the linked
libgirepository.
https://bugzilla.gnome.org/show_bug.cgi?id=660879#c47
"""
repo = GIRepository()
repo.require("GLib", "2.0", 0)
info = repo.find_by_name("GLib", "spawn_sync")
# this argument is (allow-none) and can never be (nullable)
return not info.get_arg(8).may_be_null
