nuttx/libs/libc/stdlib/lib_posix_memalign.c
mage1 def007e2d7 add #undef for some libc function
since it's useful to redirect these functions to others
sometime(e.g. validate the memory before write).

Change-Id: I6253a9231af8809e8362f4bc5a1bd67fb094c3b0
2021-07-14 15:09:58 -03:00

40 lines
1.6 KiB
C

/****************************************************************************
* libs/libc/stdlib/lib_posix_memalign.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <stdlib.h>
#include <errno.h>
#include "libc.h"
/****************************************************************************
* Public Functions
****************************************************************************/
#undef posix_memalign /* See mm/README.txt */
int posix_memalign(FAR void **mem, size_t align, size_t size)
{
*mem = lib_memalign(align, size);
return *mem ? OK : ENOMEM;
}