63 lines
2.1 KiB
C
63 lines
2.1 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2013, 2014 Damien P. George and 2017, 2018 Rami Ali
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "py/obj.h"
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#include "shared/runtime/interrupt_char.h"
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#define mp_hal_stdin_rx_chr() (0)
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void mp_hal_stdout_tx_strn(const char *str, size_t len);
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void mp_hal_delay_ms(mp_uint_t ms);
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void mp_hal_delay_us(mp_uint_t us);
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mp_uint_t mp_hal_ticks_ms(void);
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mp_uint_t mp_hal_ticks_us(void);
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mp_uint_t mp_hal_ticks_cpu(void);
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int mp_hal_get_interrupt_char(void);
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#if MICROPY_VFS_POSIX
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#include <errno.h>
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// This macro is used to implement PEP 475 to retry specified syscalls on EINTR
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#define MP_HAL_RETRY_SYSCALL(ret, syscall, raise) \
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{ \
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for (;;) { \
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ret = syscall; \
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if (ret == -1) { \
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int err = errno; \
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if (err == EINTR) { \
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mp_handle_pending(true); \
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continue; \
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} \
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raise; \
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} \
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break; \
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} \
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}
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#endif
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