f06b0894c4
/home/runner/work/rt-thread/rt-thread/components/libc/compilers/picolibc/syscall.c:24:16: warning: returning 'volatile int *' from a function with result type 'int *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
return &__pico_errno;
^~~~~~~~~~~~~
/home/runner/work/rt-thread/rt-thread/components/libc/compilers/picolibc/syscall.c:30:16: warning: returning 'volatile int *' from a function with result type 'int *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
return &__pico_errno;
^~~~~~~~~~~~~
/home/runner/work/rt-thread/rt-thread/components/libc/compilers/picolibc/syscall.c:33:12: warning: incompatible pointer types returning 'rt_err_t *' (aka 'long *') from a function with result type 'int *' [-Wincompatible-pointer-types]
return &tid->error;
61 lines
1.0 KiB
C
61 lines
1.0 KiB
C
/*
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* Copyright (c) 2006-2023, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2023-05-17 Flybreak the first version
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*/
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#include <rtthread.h>
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#include <sys/types.h>
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/* global errno */
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static volatile int __pico_errno;
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int *pico_get_errno(void)
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{
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rt_thread_t tid = RT_NULL;
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if (rt_interrupt_get_nest() != 0)
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{
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/* it's in interrupt context */
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return (int *)&__pico_errno;
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}
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tid = rt_thread_self();
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if (tid == RT_NULL)
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{
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return (int *)&__pico_errno;
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}
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return (int *)&tid->error;
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}
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#ifdef RT_USING_HEAP
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void *malloc(size_t n)
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{
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return rt_malloc(n);
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}
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RTM_EXPORT(malloc);
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void *realloc(void *rmem, size_t newsize)
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{
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return rt_realloc(rmem, newsize);
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}
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RTM_EXPORT(realloc);
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void *calloc(size_t nelem, size_t elsize)
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{
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return rt_calloc(nelem, elsize);
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}
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RTM_EXPORT(calloc);
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void free(void *rmem)
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{
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rt_free(rmem);
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}
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RTM_EXPORT(free);
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#endif /* RT_USING_HEAP */
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