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Issue #20100: Simplify newPyEpoll_Object() 

EPOLL_CLOEXEC is the only value that can be passed
to epoll_create1() and we are passing EPOLL_CLOEXEC
unconditionally since Python 3.4.
This commit is contained in:
Berker Peksag 2016-09-26 23:30:41 +03:00
parent 1849d894d5
commit e2197d1312
2 changed files with 12 additions and 8 deletions
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2
Lib/test/test_epoll.py
View File

@ -76,6 +76,8 @@ class TestEPoll(unittest.TestCase):
self.assertRaises(ValueError, ep.fileno)
if hasattr(select, "EPOLL_CLOEXEC"):
select.epoll(select.EPOLL_CLOEXEC).close()
select.epoll(flags=select.EPOLL_CLOEXEC).close()
select.epoll(flags=0).close()
self.assertRaises(OSError, select.epoll, flags=12356)
def test_badcreate(self):

18
Modules/selectmodule.c
View File

@ -1252,7 +1252,7 @@ pyepoll_internal_close(pyEpoll_Object *self)
}
static PyObject *
newPyEpoll_Object(PyTypeObject *type, int sizehint, int flags, SOCKET fd)
newPyEpoll_Object(PyTypeObject *type, int sizehint, SOCKET fd)
{
pyEpoll_Object *self;
@ -1264,12 +1264,10 @@ newPyEpoll_Object(PyTypeObject *type, int sizehint, int flags, SOCKET fd)
if (fd == -1) {
Py_BEGIN_ALLOW_THREADS
#ifdef HAVE_EPOLL_CREATE1
flags |= EPOLL_CLOEXEC;
if (flags)
self->epfd = epoll_create1(flags);
else
#endif
self->epfd = epoll_create1(EPOLL_CLOEXEC);
#else
self->epfd = epoll_create(sizehint);
#endif
Py_END_ALLOW_THREADS
}
else {
@ -1305,8 +1303,12 @@ pyepoll_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
PyErr_SetString(PyExc_ValueError, "negative sizehint");
return NULL;
}
if (flags && flags != EPOLL_CLOEXEC) {
PyErr_SetString(PyExc_OSError, "invalid flags");
return NULL;
}
return newPyEpoll_Object(type, sizehint, flags, -1);
return newPyEpoll_Object(type, sizehint, -1);
}
@ -1364,7 +1366,7 @@ pyepoll_fromfd(PyObject *cls, PyObject *args)
if (!PyArg_ParseTuple(args, "i:fromfd", &fd))
return NULL;
return newPyEpoll_Object((PyTypeObject*)cls, FD_SETSIZE - 1, 0, fd);
return newPyEpoll_Object((PyTypeObject*)cls, FD_SETSIZE - 1, fd);
}
PyDoc_STRVAR(pyepoll_fromfd_doc,