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04dafd5618
core/lib/include/ringbuffer.h: removed trailing newline core/lib/include/irq.h: restored header guard for irq.h to resolve build errors core/lib/include/irq.h: added trailing newline to irq.h
70 lines
1.2 KiB
C
70 lines
1.2 KiB
C
/*
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* Copyright (C) 2024 ML!PA Consulting GmbH
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*
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* This file is subject to the terms and conditions of the GNU Lesser General
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* Public License v2.1. See the file LICENSE in the top level directory for more
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* details.
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*/
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#pragma once
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/**
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* @ingroup sys_stdio_null
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*
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* This module a wrapper for the stdio.h header intended to remove all calls
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* to stdout when stdio_null is used.
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*
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* This needs to reside in `core/` so it gets included early.
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*
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* @{
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*
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* @file
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* @brief stdio wrapper to replace the C libs stdio
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*
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* @author Benjamin Valentin <benjamin.valentin@ml-pa.com>
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*/
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#include_next "stdio.h"
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#ifdef MODULE_STDIO_NULL
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#include <stdarg.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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static inline int printf_null(const char *__restrict__ format, ...)
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{
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(void)format;
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return 0;
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}
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static inline int vprintf_null(const char *__restrict__ format, va_list ap)
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{
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(void)format;
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(void)ap;
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return 0;
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}
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#undef perror
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#undef putchar
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#undef puts
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#undef printf
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#undef vprintf
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#define perror(s) (void)s
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#define puts(s) (void)s
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#define putchar(c) (void)c
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#define printf(...) printf_null(__VA_ARGS__)
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#define vprintf(format, ap) vprintf_null(format, ap)
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#ifdef __cplusplus
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}
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#endif
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#endif /* MODULE_STDIO_NULL */
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/** @} */
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