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/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @ingroup RTEMSAPISetErrno
*
* @brief This header file defines macros to set ``errno`` and return minus
* one.
*/
/*
* COPYRIGHT (c) 1989-2006.
* On-Line Applications Research Corporation (OAR).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*/
#ifndef _RTEMS_SETERR_H
#define _RTEMS_SETERR_H
#include <errno.h>
/**
* @defgroup RTEMSAPISetErrno Set Error Number Support
*
* @ingroup RTEMSAPI
*
* @{
*/
/**
* This is a helper macro which will set the variable errno and return
* the specified value to the caller.
*
* @param[in] _error is the error code
* @param[in] _value is the value to return
*/
#define rtems_set_errno_and_return_value( _error, _value ) \
do { errno = ( _error ); return ( _value ); } while ( 0 )
/**
* This is a helper macro which will set the variable errno and return
* -1 to the caller. This pattern is common to many POSIX methods.
*
* @param[in] _error is the error code
*/
#define rtems_set_errno_and_return_minus_one( _error ) \
rtems_set_errno_and_return_value( _error, -1 )
/**@}*/
#endif
/* end of include file */
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