1 files changed, 33 insertions, 0 deletions
diff --git a/Include/internal/pycore_long_state.h b/Include/internal/pycore_long_state.h
new file mode 100644
index 00000000000..5fe8e623a9e
--- /dev/null
+++ b/Include/internal/pycore_long_state.h
@@ -0,0 +1,33 @@
+#ifndef Py_INTERNAL_LONG_STATE_H
+#define Py_INTERNAL_LONG_STATE_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef Py_BUILD_CORE
+#  error "this header requires Py_BUILD_CORE define"
+#endif
+
+#define _PY_NSMALLPOSINTS           257
+#define _PY_NSMALLNEGINTS           5
+
+// _PyLong_GetZero() and _PyLong_GetOne() must always be available
+#if _PY_NSMALLPOSINTS < 2
+#  error "_PY_NSMALLPOSINTS must be greater than 1"
+#endif
+
+struct _Py_long_state {
+    /* Small integers are preallocated in this array so that they
+     * can be shared.
+     * The integers that are preallocated are those in the range
+     *-_PY_NSMALLNEGINTS (inclusive) to _PY_NSMALLPOSINTS (not inclusive).
+     */
+    PyLongObject small_ints[_PY_NSMALLNEGINTS + _PY_NSMALLPOSINTS];
+};
+
+#define _PyLong_SMALL_INTS _PyRuntime.int_state.small_ints
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* !Py_INTERNAL_LONG_STATE_H */