1/*
2 * This file is part of the MicroPython project, http://micropython.org/
3 *
4 * The MIT License (MIT)
5 *
6 * Copyright (c) 2016 Damien P. George on behalf of Pycom Ltd
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 * THE SOFTWARE.
25 */
26#ifndef MICROPY_INCLUDED_PY_MPTHREAD_H
27#define MICROPY_INCLUDED_PY_MPTHREAD_H
28
29#include "py/mpconfig.h"
30
31#if MICROPY_PY_THREAD
32
33struct _mp_state_thread_t;
34
35#ifdef MICROPY_MPTHREADPORT_H
36#include MICROPY_MPTHREADPORT_H
37#else
38#include <mpthreadport.h>
39#endif
40
41struct _mp_state_thread_t *mp_thread_get_state(void);
42void mp_thread_set_state(struct _mp_state_thread_t *state);
43void mp_thread_create(void *(*entry)(void *), void *arg, size_t *stack_size);
44void mp_thread_start(void);
45void mp_thread_finish(void);
46void mp_thread_mutex_init(mp_thread_mutex_t *mutex);
47int mp_thread_mutex_lock(mp_thread_mutex_t *mutex, int wait);
48void mp_thread_mutex_unlock(mp_thread_mutex_t *mutex);
49
50#endif // MICROPY_PY_THREAD
51
52#if MICROPY_PY_THREAD && MICROPY_PY_THREAD_GIL
53#include "py/mpstate.h"
54#define MP_THREAD_GIL_ENTER() mp_thread_mutex_lock(&MP_STATE_VM(gil_mutex), 1)
55#define MP_THREAD_GIL_EXIT() mp_thread_mutex_unlock(&MP_STATE_VM(gil_mutex))
56#else
57#define MP_THREAD_GIL_ENTER()
58#define MP_THREAD_GIL_EXIT()
59#endif
60
61#endif // MICROPY_INCLUDED_PY_MPTHREAD_H
62