Fix an oversight in
  helpers: provide fsync too and use it everywhere
  933170a356b0c60291c19ac4ff91132ebd92ce3b
(had already been fixed in main):. Make sure we always call the
helpers sync functions rather than the os versions so that we'll
actually be durable on macos.
Signed-off-by: Rob Browning <
r...@defaultvalue.org>
Tested-by: Rob Browning <
r...@defaultvalue.org>
---
 Pushed to 0.33.x.
 lib/bup/git.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/lib/bup/git.py b/lib/bup/git.py
index 8ada62c9..95cb8da3 100644
--- a/lib/bup/git.py
+++ b/lib/bup/git.py
@@ -21,6 +21,7 @@ from 
bup.io import path_msg
 from bup.helpers import (Sha1, add_error, chunkyreader, debug1, debug2,
                          exo,
                          fdatasync,
+                         fsync,
                          finalized,
                          log,
                          merge_dict,
@@ -962,7 +963,7 @@ class PackWriter(object):
                                           b'objects/pack/pack-' +  hexlify(packbin))
                 os.rename(tmpdir + b'/pack', nameprefix + b'.pack')
                 os.rename(tmpdir + b'/idx', nameprefix + b'.idx')
-                os.fsync(pfd)
+                fsync(pfd)
                 if self.on_pack_finish:
                     self.on_pack_finish(nameprefix)
                 if run_midx:
-- 
2.47.2