/* * This file is part of Libav. * * Libav is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * Libav is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file * @ingroup lavu * Utility Preprocessor macros */ #ifndef AVUTIL_MACROS_H #define AVUTIL_MACROS_H /** * @addtogroup preproc_misc Preprocessor String Macros * * String manipulation macros * * @{ */ #define AV_STRINGIFY(s) AV_TOSTRING(s) #define AV_TOSTRING(s) #s #define AV_GLUE(a, b) a ## b #define AV_JOIN(a, b) AV_GLUE(a, b) /** * @} */ #define AV_PRAGMA(s) _Pragma(#s) #define FFALIGN(x, a) (((x)+(a)-1)&~((a)-1)) #endif /* AVUTIL_MACROS_H */