.

wcfs/mman.pyx

@@ -29,13 +29,11 @@ cdef extern from "<sys/user.h>":
     cpdef enum:
         PAGE_SIZE
 
-cdef extern from "<sys/mman.h>":
-    cpdef enum:
-        MLOCK_ONFAULT
-
-    # XXX not in posix.mman
-    int mlock2(const void *addr, size_t len, int flags)
-
+cpdef enum:
+    MLOCK_ONFAULT   = mman.MLOCK_ONFAULT
+    MCL_CURRENT     = mman.MCL_CURRENT
+    MCL_FUTURE      = mman.MCL_FUTURE
+    MCL_ONFAULT     = mman.MCL_ONFAULT
 
 # mincore returns bytearray vector indicating whether page of mem is in core or not.
 #
@@ -66,7 +64,7 @@ def mlock(const unsigned char[::1] mem not None, int flags):
     cdef const void *addr = &mem[0]
     cdef size_t      size = mem.shape[0]
 
-    cdef err = mlock2(addr, size, flags)
+    cdef err = mman.mlock2(addr, size, flags)
     if err:
         PyErr_SetFromErrno(OSError)
 

wcfs/wcfs_test.py

@@ -39,8 +39,11 @@ from zodbtools.util import ashex as h, fromhex
 from pytest import raises
 
 from . import mman
-#print(mman.PAGE_SIZE)
-#mman.mincore(bytearray(b'hello world'))
+print(mman.PAGE_SIZE)
+print(mman.MLOCK_ONFAULT)
+print(mman.MCL_CURRENT)
+print(mman.MCL_ONFAULT)
+mman.mincore(bytearray(b'hello world'))
 
 # setup:
 # - create test database, compute zurl and mountpoint for wcfs