[wip] Restore example tests

Author: mxmlnkn

.github/workflows/tests.yml

@@ -303,9 +303,9 @@ jobs:
 
                 # preserve pytest exit status, always show logs
                 rc=0
-                python3 -m pytest -s -v -rs tests/test_struct_layout.py
+                #python3 -m pytest -s -v -rs tests/test_examples.py
                 # for now, run the tests as root, too many PermissionErrors:
-                sudo -E python3 -m pytest -s -v -rs tests || rc=$?
+                sudo -E python3 -m pytest -s -v -rs tests/test_examples.py || rc=$?
                 exit "$rc"
                 ;;
             esac

mfusepy.py

@@ -747,7 +747,7 @@ class c_flock_t(ctypes.Structure):  # type: ignore
 _fuse_uint32 = ctypes.c_uint32 if (fuse_version_major, fuse_version_minor) >= (3, 17) else ctypes.c_uint
 _fuse_file_info_fields_: list[FieldsEntry] = []
 _fuse_file_info_fields_bitfield: list[BitFieldsEntry] = []
-if _system == 'NetBSD':
+if _system == 'NetBSD' and False:
     # NetBSD has its own FUSE library reimplementation with mismatching struct layouts!
     # writepage is a bitfield (as in libFUSE 3.x), but the fh_old member still exists and the reported version is 2.9!
     # https://www.netbsd.org/docs/puffs/
@@ -940,10 +940,10 @@ class fuse_bufvec(ctypes.Structure):
 # The correct version is important for the struct layout!
 # https://github.com/NetBSD/src/blob/netbsd-10/lib/librefuse/fuse.h#L58-L59
 # However, the fuse_operations layout probably fits the advertised version because I had segfaults from utimens!
-if fuse_version_major == 2 or _system == 'NetBSD':  # No idea why NetBSD did not remove it -.-
+if fuse_version_major == 2 or _system == 'NetBSD2':  # No idea why NetBSD did not remove it -.-
     _fuse_conn_info_fields += [('async_read', _fuse_uint32)]
 _fuse_conn_info_fields += [('max_write', _fuse_uint32)]
-if fuse_version_major == 3 or _system == 'NetBSD':
+if fuse_version_major == 3 or _system == 'NetBSD2':
     _fuse_conn_info_fields += [('max_read', _fuse_uint32)]
 _fuse_conn_info_fields += [
     ('max_readahead', _fuse_uint32),
@@ -952,11 +952,11 @@ class fuse_bufvec(ctypes.Structure):
     ('max_background', _fuse_uint32),  # Added in 2.9
     ('congestion_threshold', _fuse_uint32),  # Added in 2.9
 ]
-if fuse_version_major == 2 and _system != 'NetBSD':
+if fuse_version_major == 2 and _system != 'NetBSD2':
     _fuse_conn_info_fields += [('reserved', _fuse_uint32 * 23)]
-elif fuse_version_major == 3 or _system == 'NetBSD':
+elif fuse_version_major == 3 or _system == 'NetBSD2':
     _fuse_conn_info_fields += [('time_gran', _fuse_uint32)]
-    if fuse_version_minor < 17 or _system == 'NetBSD':
+    if fuse_version_minor < 17 or _system == 'NetBSD2':
         _fuse_conn_info_fields += [('reserved', _fuse_uint32 * 22)]
     else:
         _fuse_conn_info_fields += [