fmincore: treat mmap EINVAL as ENODEV (i.e. skip)

As seen on OS X.

Signed-off-by: Rob Browning <rlb@defaultvalue.org>
Tested-by: Rob Browning <rlb@defaultvalue.org>

diff --git a/lib/bup/helpers.py b/lib/bup/helpers.py
index ff6fe62132749ec3b49fd1353d34f2249009d4e2..3c4cdb20b16099b602f09e7a4272fd7940aadcd9 100644 (file)
--- a/lib/bup/helpers.py
+++ b/lib/bup/helpers.py
@@ -754,7 +754,7 @@ if _mincore:
             try:
                 m = mmap.mmap(fd, msize, mmap.MAP_PRIVATE, 0, 0, pos)
             except mmap.error, ex:
-                if ex.errno == errno.ENODEV:
+                if ex.errno == errno.EINVAL or ex.errno == errno.ENODEV:
                     # Perhaps the file was a pipe, i.e. "... | bup split ..."
                     return None
                 raise ex