[fix] directly talk to librefuse

We can avoid the perfuse daemon that way.

Author: ThomasWaldmann

.github/workflows/tests.yml

@@ -216,7 +216,7 @@ jobs:
 
                 # Packages
                 sudo -E pkgin -y update
-                sudo -E pkgin -y install git fuse perfuse python311 py311-pip
+                sudo -E pkgin -y install git pkgconf python311 py311-pip
                 sudo -E ln -sf /usr/pkg/bin/python3.11 /usr/pkg/bin/python3
 
                 # Fix PATH
@@ -227,9 +227,6 @@ jobs:
                 sudo sysctl -w kern.sbmax=4194304
                 sudo chmod 666 /dev/puffs
 
-                # avoid permissions issue for perfused trace file:
-                sudo chmod 777 /var/run
-
                 # Install pip Dependencies
                 python3 -m pip install --upgrade pip
                 python3 -m pip install --upgrade wheel

mfusepy.py

@@ -96,6 +96,8 @@ class c_utimbuf(ctypes.Structure):
         _libfuse_path = (
             find_library('fuse4x') or find_library('osxfuse') or find_library('fuse') or find_library('fuse-t')
         )
+    elif _system == 'NetBSD':
+        _libfuse_path = find_library('refuse')
     elif _system == 'Windows':
         # pytype: disable=module-attr
         try:
@@ -152,7 +154,7 @@ def get_fuse_version(libfuse):
         f"Found library {_libfuse_path} is too old: {fuse_version_major}.{fuse_version_minor}. "
         "There have been several ABI breaks in each version. Libfuse < 2.6 is not supported!"
     )
-if fuse_version_major != 2 and not (fuse_version_major == 3 and _system == 'Linux'):
+if fuse_version_major != 2 and not (fuse_version_major == 3 and _system in ('Linux', 'NetBSD')):
     raise AttributeError(
         f"Found library {_libfuse_path} has wrong major version: {fuse_version_major}. Expected FUSE 2!"
     )