circuitpython/py/stackctrl.h

57 lines
1.8 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2014 Paul Sokolovsky
*
* 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.
*/
#ifndef MICROPY_INCLUDED_PY_STACKCTRL_H
#define MICROPY_INCLUDED_PY_STACKCTRL_H
#include "py/mpconfig.h"
void mp_stack_ctrl_init(void);
void mp_stack_set_top(void *top);
mp_uint_t mp_stack_usage(void);
#if MICROPY_STACK_CHECK
void mp_stack_set_limit(mp_uint_t limit);
void mp_stack_check(void);
#define MP_STACK_CHECK() mp_stack_check()
#else
#define mp_stack_set_limit(limit) (void)(limit)
#define MP_STACK_CHECK()
#endif
#if MICROPY_MAX_STACK_USAGE
const char MP_MAX_STACK_USAGE_SENTINEL_BYTE;
void mp_stack_set_bottom(void *stack_bottom);
void mp_stack_fill_with_sentinel(void);
#endif
#endif // MICROPY_INCLUDED_PY_STACKCTRL_H