From a285a33076f35e9bc24015cf23ae484aa47ee95a Mon Sep 17 00:00:00 2001
From: Jeff Epler <jepler@gmail.com>
Date: Fri, 22 Sep 2023 10:39:12 -0500
Subject: [PATCH] Restore our defines for exception chaining

---
 py/mpconfig.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/py/mpconfig.h b/py/mpconfig.h
index 536bb24698..8398562cf2 100644
--- a/py/mpconfig.h
+++ b/py/mpconfig.h
@@ -809,6 +809,19 @@ typedef long long mp_longint_impl_t;
 #define MICROPY_ERROR_PRINTER (&mp_plat_print)
 #endif
 
+// CIRCUITPY
+// Whether to support chained exceptions
+#ifndef MICROPY_CPYTHON_EXCEPTION_CHAIN
+#define MICROPY_CPYTHON_EXCEPTION_CHAIN (0)
+#endif
+
+// CIRCUITPY
+// Whether the statically allocated GeneratorExit exception may be const
+#ifndef MICROPY_CONST_GENERATOREXIT_OBJ
+#define MICROPY_CONST_GENERATOREXIT_OBJ (!MICROPY_CPYTHON_EXCEPTION_CHAIN)
+#endif
+
+
 // Float and complex implementation
 #define MICROPY_FLOAT_IMPL_NONE (0)
 #define MICROPY_FLOAT_IMPL_FLOAT (1)