quicktime/ffmpeg/libavcodec/libpostproc/mangle.h

   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 */
  28