add circuitpython code

1 files changed, 61 insertions, 0 deletions

diff --git a/circuitpython/py/mpthread.h b/circuitpython/py/mpthread.h
new file mode 100644
index 0000000..fa9e054
--- /dev/null
+++ b/circuitpython/py/mpthread.h
@@ -0,0 +1,61 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * SPDX-FileCopyrightText: Copyright (c) 2016 Damien P. George on behalf of Pycom Ltd
+ *
+ * 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_MPTHREAD_H
+#define MICROPY_INCLUDED_PY_MPTHREAD_H
+
+#include "py/mpconfig.h"
+
+#if MICROPY_PY_THREAD
+
+struct _mp_state_thread_t;
+
+#ifdef MICROPY_MPTHREADPORT_H
+#include MICROPY_MPTHREADPORT_H
+#else
+#include <mpthreadport.h>
+#endif
+
+struct _mp_state_thread_t *mp_thread_get_state(void);
+void mp_thread_set_state(struct _mp_state_thread_t *state);
+void mp_thread_create(void *(*entry)(void *), void *arg, size_t *stack_size);
+void mp_thread_start(void);
+void mp_thread_finish(void);
+void mp_thread_mutex_init(mp_thread_mutex_t *mutex);
+int mp_thread_mutex_lock(mp_thread_mutex_t *mutex, int wait);
+void mp_thread_mutex_unlock(mp_thread_mutex_t *mutex);
+
+#endif // MICROPY_PY_THREAD
+
+#if MICROPY_PY_THREAD && MICROPY_PY_THREAD_GIL
+#include "py/mpstate.h"
+#define MP_THREAD_GIL_ENTER() mp_thread_mutex_lock(&MP_STATE_VM(gil_mutex), 1)
+#define MP_THREAD_GIL_EXIT() mp_thread_mutex_unlock(&MP_STATE_VM(gil_mutex))
+#else
+#define MP_THREAD_GIL_ENTER()
+#define MP_THREAD_GIL_EXIT()
+#endif
+
+#endif // MICROPY_INCLUDED_PY_MPTHREAD_H