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Cater for use of __errno_r() in ChibiOS syscalls.c with newer picolibc revisions (#25121)

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Nick Brassel 2025-04-10 10:43:25 +10:00 • committed by GitHub
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commit 6b8670fe8f
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platforms/chibios/errno.h Normal file
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// Copyright 2025 Nick Brassel (@tzarc)
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include_next <errno.h>
// Newer versions of picolibc don't seem to provide `__errno_r(r)` in the header file, but is used by ChibiOS.
#ifndef __errno_r
# ifdef __REENT_ERRNO
# define __errno_r(r) _REENT_ERRNO(r)
# else
# define __errno_r(r) (errno)
# endif
#endif