rt-thread-official/bsp/avr32uc3b0/SOFTWARE_FRAMEWORK/UTILS/PREPROCESSOR/tpaste.h

96 lines
4.2 KiB
C

/* This header file is part of the ATMEL AVR-UC3-SoftwareFramework-1.7.0 Release */
/*This file is prepared for Doxygen automatic documentation generation.*/
/*! \file *********************************************************************
*
* \brief Preprocessor token pasting utils.
*
* - Compiler: IAR EWAVR32 and GNU GCC for AVR32
* - Supported devices: All AVR32 devices can be used.
*
* \author Atmel Corporation: http://www.atmel.com \n
* Support and FAQ: http://support.atmel.no/
*
******************************************************************************/
/* Copyright (c) 2009 Atmel Corporation. All rights reserved.
*
* 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.
*
* 3. The name of Atmel may not be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 4. This software may only be redistributed and used in connection with an Atmel
* AVR product.
*
* THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
* EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL 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 _TPASTE_H_
#define _TPASTE_H_
/*! \name Token Paste
*
* Paste N preprocessing tokens together, these tokens being allowed to be \#defined.
*
* May be used only within macros with the tokens passed as arguments if the tokens are \#defined.
*
* For example, writing TPASTE2(U, WIDTH) within a macro \#defined by
* UTYPE(WIDTH) and invoked as UTYPE(UL_WIDTH) with UL_WIDTH \#defined as 32 is
* equivalent to writing U32.
*/
//! @{
#define TPASTE2( a, b) a##b
#define TPASTE3( a, b, c) a##b##c
#define TPASTE4( a, b, c, d) a##b##c##d
#define TPASTE5( a, b, c, d, e) a##b##c##d##e
#define TPASTE6( a, b, c, d, e, f) a##b##c##d##e##f
#define TPASTE7( a, b, c, d, e, f, g) a##b##c##d##e##f##g
#define TPASTE8( a, b, c, d, e, f, g, h) a##b##c##d##e##f##g##h
#define TPASTE9( a, b, c, d, e, f, g, h, i) a##b##c##d##e##f##g##h##i
#define TPASTE10(a, b, c, d, e, f, g, h, i, j) a##b##c##d##e##f##g##h##i##j
//! @}
/*! \name Absolute Token Paste
*
* Paste N preprocessing tokens together, these tokens being allowed to be \#defined.
*
* No restriction of use if the tokens are \#defined.
*
* For example, writing ATPASTE2(U, UL_WIDTH) anywhere with UL_WIDTH \#defined
* as 32 is equivalent to writing U32.
*/
//! @{
#define ATPASTE2( a, b) TPASTE2( a, b)
#define ATPASTE3( a, b, c) TPASTE3( a, b, c)
#define ATPASTE4( a, b, c, d) TPASTE4( a, b, c, d)
#define ATPASTE5( a, b, c, d, e) TPASTE5( a, b, c, d, e)
#define ATPASTE6( a, b, c, d, e, f) TPASTE6( a, b, c, d, e, f)
#define ATPASTE7( a, b, c, d, e, f, g) TPASTE7( a, b, c, d, e, f, g)
#define ATPASTE8( a, b, c, d, e, f, g, h) TPASTE8( a, b, c, d, e, f, g, h)
#define ATPASTE9( a, b, c, d, e, f, g, h, i) TPASTE9( a, b, c, d, e, f, g, h, i)
#define ATPASTE10(a, b, c, d, e, f, g, h, i, j) TPASTE10(a, b, c, d, e, f, g, h, i, j)
//! @}
#endif // _TPASTE_H_