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authorBenjamin Peterson <benjamin@python.org>2011-12-27 21:36:32 (GMT)
committerBenjamin Peterson <benjamin@python.org>2011-12-27 21:36:32 (GMT)
commit95c16629d3549e7306d297ed09e26e58b151f720 (patch)
treeb6d9d79119a31b9029a4bad9d82c27ea362886b3 /Modules/selectmodule.c
parenta5f6f2aba34dcf8f2a7e899aff0d7c37218502e9 (diff)
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fix for old kernels which don't have epoll_create1
Diffstat (limited to 'Modules/selectmodule.c')
-rw-r--r--Modules/selectmodule.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/Modules/selectmodule.c b/Modules/selectmodule.c
index 6e3e6cb..a8413fe 100644
--- a/Modules/selectmodule.c
+++ b/Modules/selectmodule.c
@@ -1087,7 +1087,7 @@ pyepoll_internal_close(pyEpoll_Object *self)
}
static PyObject *
-newPyEpoll_Object(PyTypeObject *type, int flags, SOCKET fd)
+newPyEpoll_Object(PyTypeObject *type, int sizehint, int flags, SOCKET fd)
{
pyEpoll_Object *self;
@@ -1098,7 +1098,11 @@ newPyEpoll_Object(PyTypeObject *type, int flags, SOCKET fd)
if (fd == -1) {
Py_BEGIN_ALLOW_THREADS
+#ifdef HAVE_EPOLL_CREATE1
self->epfd = epoll_create1(flags);
+#else
+ self->epfd = epoll_create(sizehint);
+#endif
Py_END_ALLOW_THREADS
}
else {
@@ -1127,7 +1131,7 @@ pyepoll_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
return NULL;
}
- return newPyEpoll_Object(type, flags, -1);
+ return newPyEpoll_Object(type, sizehint, flags, -1);
}
@@ -1185,7 +1189,7 @@ pyepoll_fromfd(PyObject *cls, PyObject *args)
if (!PyArg_ParseTuple(args, "i:fromfd", &fd))
return NULL;
- return newPyEpoll_Object((PyTypeObject*)cls, 0, fd);
+ return newPyEpoll_Object((PyTypeObject*)cls, FD_SETSIZE - 1, 0, fd);
}
PyDoc_STRVAR(pyepoll_fromfd_doc,
@@ -2213,7 +2217,9 @@ PyInit_select(void)
PyModule_AddIntConstant(m, "EPOLLWRBAND", EPOLLWRBAND);
PyModule_AddIntConstant(m, "EPOLLMSG", EPOLLMSG);
+#ifdef EPOLL_CLOEXEC
PyModule_AddIntConstant(m, "EPOLL_CLOEXEC", EPOLL_CLOEXEC);
+#endif
#endif /* HAVE_EPOLL */
#ifdef HAVE_KQUEUE