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FFmpeg/libavcodec/libpostproc/mangle.h

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  1. /* mangle.h - This file has some CPP macros to deal with different symbol

  2.  * mangling across binary formats.

  3.  * (c)2002 by Felix Buenemann <atmosfear at users.sourceforge.net>

  4.  * File licensed under the GPL, see http://www.fsf.org/ for more info.

  5.  */

  6. 

  7. #ifndef __MANGLE_H

  8. #define __MANGLE_H

  9. 

  10. /* Feel free to add more to the list, eg. a.out IMO */

  11. /* Use rip-relative addressing if compiling PIC code on x86-64. */

  12. #if defined(__CYGWIN__) || defined(__MINGW32__) || defined(__OS2__) || \

  13.    (defined(__OpenBSD__) && !defined(__ELF__))

  14. #if defined(ARCH_X86_64) && defined(PIC)

  15. #define MANGLE(a) "_" #a"(%%rip)"

  16. #else

  17. #define MANGLE(a) "_" #a

  18. #endif

  19. #else

  20. #if defined(ARCH_X86_64) && defined(PIC)

  21. #define MANGLE(a) #a"(%%rip)"

  22. #else

  23. #define MANGLE(a) #a

  24. #endif

  25. #endif

  26. 

  27. #endif /* !__MANGLE_H */