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-rw-r--r--Modules/socketmodule.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
index 936a68d..f56e9af 100644
--- a/Modules/socketmodule.c
+++ b/Modules/socketmodule.c
@@ -485,18 +485,14 @@ static PyTypeObject sock_type;
#define SOCKLEN_T_LIMIT INT_MAX
#endif
-#ifdef Py_SOCKET_FD_CAN_BE_GE_FD_SETSIZE
-/* Platform can select file descriptors beyond FD_SETSIZE */
-#define IS_SELECTABLE(s) 1
-#elif defined(HAVE_POLL)
+#ifdef HAVE_POLL
/* Instead of select(), we'll use poll() since poll() works on any fd. */
#define IS_SELECTABLE(s) 1
/* Can we call select() with this socket without a buffer overrun? */
#else
-/* POSIX says selecting file descriptors beyond FD_SETSIZE
- has undefined behaviour. If there's no timeout left, we don't have to
- call select, so it's a safe, little white lie. */
-#define IS_SELECTABLE(s) ((s)->sock_fd < FD_SETSIZE || s->sock_timeout <= 0.0)
+/* If there's no timeout left, we don't have to call select, so it's a safe,
+ * little white lie. */
+#define IS_SELECTABLE(s) (_PyIsSelectable_fd((s)->sock_fd) || (s)->sock_timeout <= 0.0)
#endif
static PyObject*