[pypy-commit] pypy py3k: graft eb88834f82b2

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: py3k
Changeset: r87088:10c68ca3af89
Date: 2016-09-13 19:11 +0200
http://bitbucket.org/pypy/pypy/changeset/10c68ca3af89/

Log:	graft eb88834f82b2

diff --git a/pypy/module/posix/__init__.py b/pypy/module/posix/__init__.py
--- a/pypy/module/posix/__init__.py
+++ b/pypy/module/posix/__init__.py
@@ -193,6 +193,9 @@
     interpleveldefs['_have_functions'] = (
         'space.newlist([space.wrap(x) for x in interp_posix.have_functions])')
 
+    if not rposix._WIN32:
+        interpleveldefs['sync'] = 'interp_posix.sync'
+
     def startup(self, space):
         from pypy.module.posix import interp_posix
         interp_posix.get(space).startup(space)
diff --git a/pypy/module/posix/interp_posix.py b/pypy/module/posix/interp_posix.py
--- a/pypy/module/posix/interp_posix.py
+++ b/pypy/module/posix/interp_posix.py
@@ -342,6 +342,10 @@
     except OSError as e:
         raise wrap_oserror(space, e)
 
+def sync(space):
+    """Force write of everything to disk."""
+    rposix.sync()
+
 def fchdir(space, w_fd):
     """Change to the directory of the given file descriptor.  fildes must be
 opened on a directory, not a file."""
diff --git a/pypy/module/posix/test/test_posix2.py b/pypy/module/posix/test/test_posix2.py
--- a/pypy/module/posix/test/test_posix2.py
+++ b/pypy/module/posix/test/test_posix2.py
@@ -1079,6 +1079,10 @@
         x = f.read(1)
         assert x == 'e'
 
+    if sys.platform != 'win32':
+        def test_sync(self):
+            self.posix.sync()   # does not raise
+
     def test_urandom(self):
         os = self.posix
         s = os.urandom(5)