/*
* Copyright ( C ) 2008 The Android Open Source Project
* All rights reserved .
*
* Redistribution and use in source and binary forms , with or without
* modification , are permitted provided that the following conditions
* are met :
* * Redistributions of source code must retain the above copyright
* notice , this list of conditions and the following disclaimer .
* * Redistributions in binary form must reproduce the above copyright
* notice , this list of conditions and the following disclaimer in
* the documentation and / or other materials provided with the
* distribution .
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* " AS IS " AND ANY EXPRESS OR IMPLIED WARRANTIES , INCLUDING , BUT NOT
* LIMITED TO , THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED . IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT , INDIRECT ,
* INCIDENTAL , SPECIAL , EXEMPLARY , OR CONSEQUENTIAL DAMAGES ( INCLUDING ,
* BUT NOT LIMITED TO , PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES ; LOSS
* OF USE , DATA , OR PROFITS ; OR BUSINESS INTERRUPTION ) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY , WHETHER IN CONTRACT , STRICT LIABILITY ,
* OR TORT ( INCLUDING NEGLIGENCE OR OTHERWISE ) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE , EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE .
*/
#pragma once
/**
* @ file errno . h
* @ brief Standard C error handling .
*/
#include <sys/cdefs.h>
#include <linux/errno.h>
__BEGIN_DECLS
#ifndef ENOTSUP
/** On Linux, ENOTSUP and EOPNOTSUPP are the same despite POSIX saying they should be distinct. */
#define ENOTSUP EOPNOTSUPP
#endif
/**
* Returns the address of the calling thread ' s ` errno ` storage .
* Non - portable and should not be used directly . Use ` errno ` instead .
*
* @ private
*/
int * _Nonnull __errno(void ) __attribute_const__;
/**
* [ errno ( 3 ) ] ( https : //man7.org/linux/man-pages/man3/errno.3.html) is the last error on the calling
* thread .
*/
#define errno (*__errno())
__END_DECLS
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