add circuitpython code

1 files changed, 43 insertions, 0 deletions

diff --git a/circuitpython/py/gc_long_lived.h b/circuitpython/py/gc_long_lived.h
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+++ b/circuitpython/py/gc_long_lived.h
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+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2018 Scott Shawcroft for Adafruit Industries LLC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+// These helpers move MicroPython objects and their sub-objects to the long lived portion of the
+// heap.
+
+#ifndef MICROPY_INCLUDED_PY_GC_LONG_LIVED_H
+#define MICROPY_INCLUDED_PY_GC_LONG_LIVED_H
+
+#include "py/objfun.h"
+#include "py/objproperty.h"
+#include "py/objstr.h"
+
+mp_obj_fun_bc_t *make_fun_bc_long_lived(mp_obj_fun_bc_t *fun_bc, uint8_t max_depth);
+mp_obj_property_t *make_property_long_lived(mp_obj_property_t *prop, uint8_t max_depth);
+mp_obj_dict_t *make_dict_long_lived(mp_obj_dict_t *dict, uint8_t max_depth);
+mp_obj_str_t *make_str_long_lived(mp_obj_str_t *str);
+mp_obj_t make_obj_long_lived(mp_obj_t obj, uint8_t max_depth);
+
+#endif // MICROPY_INCLUDED_PY_GC_LONG_LIVED_H