Initial push to external_lib migration

1 files changed, 25 insertions, 0 deletions

diff --git a/external_libs/python/zmq/utils/pyversion_compat.h b/external_libs/python/zmq/utils/pyversion_compat.h
new file mode 100644
index 00000000..fac09046
--- /dev/null
+++ b/external_libs/python/zmq/utils/pyversion_compat.h
@@ -0,0 +1,25 @@
+#include "Python.h"
+
+#if PY_VERSION_HEX < 0x02070000
+    #define PyMemoryView_FromBuffer(info) (PyErr_SetString(PyExc_NotImplementedError, \
+                    "new buffer interface is not available"), (PyObject *)NULL)
+    #define PyMemoryView_FromObject(object)     (PyErr_SetString(PyExc_NotImplementedError, \
+                                        "new buffer interface is not available"), (PyObject *)NULL)
+#endif
+
+#if PY_VERSION_HEX >= 0x03000000
+    // for buffers
+    #define Py_END_OF_BUFFER ((Py_ssize_t) 0)
+
+    #define PyObject_CheckReadBuffer(object) (0)
+
+    #define PyBuffer_FromMemory(ptr, s) (PyErr_SetString(PyExc_NotImplementedError, \
+                            "old buffer interface is not available"), (PyObject *)NULL)
+    #define PyBuffer_FromReadWriteMemory(ptr, s) (PyErr_SetString(PyExc_NotImplementedError, \
+                            "old buffer interface is not available"), (PyObject *)NULL)
+    #define PyBuffer_FromObject(object, offset, size)  (PyErr_SetString(PyExc_NotImplementedError, \
+                            "old buffer interface is not available"), (PyObject *)NULL)
+    #define PyBuffer_FromReadWriteObject(object, offset, size)  (PyErr_SetString(PyExc_NotImplementedError, \
+                            "old buffer interface is not available"), (PyObject *)NULL)
+
+#endif