ffmpeg/libpostproc/mangle.h

48 lines
1.5 KiB
C

/*
* mangle.h - This file has some CPP macros to deal with different symbol
* mangling across binary formats.
*
* (c)2002 by Felix Buenemann <atmosfear at users.sourceforge.net>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* FFmpeg 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __MANGLE_H
#define __MANGLE_H
/* Feel free to add more to the list, eg. a.out IMO */
/* Use rip-relative addressing if compiling PIC code on x86-64. */
#if defined(__CYGWIN__) || defined(__MINGW32__) || defined(__OS2__) || \
(defined(__OpenBSD__) && !defined(__ELF__))
#if defined(ARCH_X86_64) && defined(PIC)
#define MANGLE(a) "_" #a"(%%rip)"
#else
#define MANGLE(a) "_" #a
#endif
#else
#if defined(ARCH_X86_64) && defined(PIC)
#define MANGLE(a) #a"(%%rip)"
#elif defined(CONFIG_DARWIN)
#define MANGLE(a) "_" #a
#else
#define MANGLE(a) #a
#endif
#endif
#endif /* !__MANGLE_H */