circuitpython/ports/unix/mphalport.h

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2015 Damien P. George
*
* 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.
*/
#include <unistd.h>
#ifndef CHAR_CTRL_C
#define CHAR_CTRL_C (3)
#endif
void mp_hal_set_interrupt_char(char c);
#define mp_hal_stdio_poll unused // this is not implemented, nor needed
void mp_hal_stdio_mode_raw(void);
void mp_hal_stdio_mode_orig(void);
#if MICROPY_USE_READLINE == 1 && MICROPY_PY_BUILTINS_INPUT
#include "py/misc.h"
#include "lib/mp-readline/readline.h"
// For built-in input() we need to wrap the standard readline() to enable raw mode
#define mp_hal_readline mp_hal_readline
static inline int mp_hal_readline(vstr_t *vstr, const char *p) {
mp_hal_stdio_mode_raw();
int ret = readline(vstr, p);
mp_hal_stdio_mode_orig();
return ret;
}
#endif
// TODO: POSIX et al. define usleep() as guaranteedly capable only of 1s sleep:
// "The useconds argument shall be less than one million."
static inline void mp_hal_delay_ms(mp_uint_t ms) { usleep((ms) * 1000); }
static inline void mp_hal_delay_us(mp_uint_t us) { usleep(us); }
#define mp_hal_ticks_cpu() 0
#define RAISE_ERRNO(err_flag, error_val) \
{ if (err_flag == -1) \
{ mp_raise_OSError(error_val); } }