| /** | |
| * \file | |
| * | |
| * \brief Preprocessor token pasting utils. | |
| * | |
| * Copyright (C) 2012-2013 Atmel Corporation. All rights reserved. | |
| * | |
| * \asf_license_start | |
| * | |
| * \page License | |
| * | |
| * 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 microcontroller 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. | |
| * | |
| * \asf_license_stop | |
| * | |
| */ | |
| #ifndef _TPASTE_H_ | |
| #define _TPASTE_H_ | |
| /** | |
| * \defgroup group_sam0_utils_tpaste Preprocessor - Token Paste | |
| * | |
| * \ingroup group_sam0_utils | |
| * | |
| * @{ | |
| */ | |
| /** \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_ |