rt-thread-official/components/libc/compilers/armlibc/mem_std.c

72 lines
1.3 KiB
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2014-08-03 bernard Add file header
* 2021-11-13 Meco Man implement no-heap warning
*/
#include <rtthread.h>
#include <stddef.h>
#ifndef RT_USING_HEAP
#define DBG_TAG "armlibc.mem"
#define DBG_LVL DBG_INFO
#include <rtdbg.h>
#define _NO_HEAP_ERROR() do{LOG_E("Please enable RT_USING_HEAP");\
RT_ASSERT(0);\
}while(0)
#endif /* RT_USING_HEAP */
#ifdef __CC_ARM
/* avoid the heap and heap-using library functions supplied by arm */
#pragma import(__use_no_heap)
#endif /* __CC_ARM */
void *malloc(size_t n)
{
#ifdef RT_USING_HEAP
return rt_malloc(n);
#else
_NO_HEAP_ERROR();
return RT_NULL;
#endif
}
RTM_EXPORT(malloc);
void *realloc(void *rmem, size_t newsize)
{
#ifdef RT_USING_HEAP
return rt_realloc(rmem, newsize);
#else
_NO_HEAP_ERROR();
return RT_NULL;
#endif
}
RTM_EXPORT(realloc);
void *calloc(size_t nelem, size_t elsize)
{
#ifdef RT_USING_HEAP
return rt_calloc(nelem, elsize);
#else
_NO_HEAP_ERROR();
return RT_NULL;
#endif
}
RTM_EXPORT(calloc);
void free(void *rmem)
{
#ifdef RT_USING_HEAP
rt_free(rmem);
#else
_NO_HEAP_ERROR();
#endif
}
RTM_EXPORT(free);