Make fuse3 support optional and document.

The experimental fuse3 support is not complete yet, and fuse3 is new and
still difficult to install on some platforms.

Make it optional at compile time, and default to off.

Signed-off-by: Justin Husted <sigstop@gmail.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/tests/util.py b/tests/util.py
index 18d6002..b6e05e3 100644
--- a/tests/util.py
+++ b/tests/util.py
@@ -4,6 +4,7 @@ import os
 import pytest
 import re
 import subprocess
+import sys
 import tempfile
 import threading
 import time
@@ -208,3 +209,7 @@ class BFuse(threading.Thread):
         assert self.returncode == 0
         assert len(self.stdout) > 0
         assert len(self.stderr) == 0
+
+def have_fuse():
+    res = run(BCH_PATH, 'fusemount', valgrind=False)
+    return "Please supply a mountpoint." in res.stdout