| /** |
| * \file |
| * |
| * \brief STDIO redirection |
| * |
| * Copyright (c) 2015-2018 Microchip Technology Inc. and its subsidiaries. |
| * |
| * \asf_license_start |
| * |
| * \page License |
| * |
| * Subject to your compliance with these terms, you may use Microchip |
| * software and any derivatives exclusively with Microchip products. |
| * It is your responsibility to comply with third party license terms applicable |
| * to your use of third party software (including open source software) that |
| * may accompany Microchip software. |
| * |
| * THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, |
| * WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, |
| * INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, |
| * AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE |
| * LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL |
| * LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE |
| * SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE |
| * POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT |
| * ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY |
| * RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY, |
| * THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE. |
| * |
| * \asf_license_stop |
| * |
| */ |
| |
| #include <stdio.h> |
| |
| #ifdef _UNIT_TEST_ |
| #undef fputc |
| #undef fgetc |
| #undef ferror |
| #define fputc ut_fputc |
| #define fgetc ut_fgetc |
| #define ferror ut_ferror |
| #endif |
| |
| #include <stdio_io.h> |
| |
| /* Disable semihosting */ |
| #if defined(__GNUC__) && (__ARMCOMPILER_VERSION > 6000000) /* Keil MDK with ARM Compiler 6 */ |
| __asm(".global __use_no_semihosting\n\t"); |
| #else |
| #pragma import(__use_no_semihosting_swi) |
| #endif |
| |
| #ifndef __GNUC__ |
| struct __FILE { |
| int handle; |
| }; |
| #endif |
| FILE __stdout; |
| FILE __stdin; |
| FILE __stderr; |
| |
| int fputc(int ch, FILE *f) |
| { |
| if ((f == stdout) || (f == stderr)) { |
| uint8_t tmp = (uint8_t)ch; |
| if (stdio_io_write(&tmp, 1) < 0) { |
| return EOF; |
| } |
| return ch; |
| } else { |
| return EOF; |
| } |
| } |
| |
| int fgetc(FILE *f) |
| { |
| if (f == stdin) { |
| uint8_t tmp = 0; |
| if (stdio_io_read(&tmp, 1) < 0) { |
| return EOF; |
| } |
| return tmp; |
| } else { |
| return EOF; |
| } |
| } |
| |
| void _ttywrch(int ch) |
| { |
| uint8_t tmp = (uint8_t)ch; |
| stdio_io_write(&tmp, 1); |
| } |
| |
| int ferror(FILE *f) |
| { |
| (void)f; |
| /* Your implementation of ferror */ |
| return EOF; |
| } |
| |
| void _sys_exit(int return_code) |
| { |
| (void)return_code; |
| while (1) { |
| }; /* endless loop */ |
| } |