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Fix dlopen for Python 3.16 #289

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Fix dlopen for Python 3.16 #289

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21 changes: 19 additions & 2 deletions src/c/_cffi_backend.c
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Original file line number Diff line number Diff line change
Expand Up @@ -4537,8 +4537,25 @@ static void *b_do_dlopen(PyObject *args, const char **p_printable_filename,
}
PyErr_Clear();
#endif
if (!PyArg_ParseTuple(args, "et|i:load_library",
Py_FileSystemDefaultEncoding, &filename_or_null, &flags))
const char *encoding;
#if PY_VERSION_HEX >= 0x030E0000
PyObject *default_fs_encoding = PyConfig_Get("filesystem_encoding");
if (default_fs_encoding == NULL)
return NULL;
encoding = PyUnicode_AsUTF8(default_fs_encoding);
if (encoding == NULL) {
Py_DECREF(default_fs_encoding);
return NULL;
}
#else
encoding = Py_FileSystemDefaultEncoding;
#endif
int parsed = PyArg_ParseTuple(args, "et|i:load_library",
encoding, &filename_or_null, &flags);
#if PY_VERSION_HEX >= 0x030E0000
Py_DECREF(default_fs_encoding);
#endif
if (!parsed)
return NULL;
*p_printable_filename = PyUnicode_AsUTF8(s);
if (*p_printable_filename == NULL) {
Expand Down