toolchain/uClibc/patches-0.9.33.2/020-endian.h-add-some-handy-macros-to-be-used-in-syscall.patch

   1 From: "Peter S. Mazinger" <ps.m@gmx.net>
   2 Date: Thu, 21 Apr 2011 21:20:55 +0200
   3 Subject: [PATCH] endian.h: add some handy macros to be used in syscalls
   4
   5 Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>
   6 Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
   7 ---
   8
   9 --- a/include/endian.h
  10 +++ b/include/endian.h
  11 @@ -55,6 +55,17 @@
  12  # define __LONG_LONG_PAIR(HI, LO) HI, LO
  13  #endif
  14
  15 +#ifdef _LIBC
  16 +# ifndef __ASSEMBLER__
  17 +#  include <stdint.h>
  18 +#  define OFF_HI(offset) (offset >> 31)
  19 +#  define OFF_LO(offset) (offset)
  20 +#  define OFF64_HI(offset) (uint32_t)(offset >> 32)
  21 +#  define OFF64_LO(offset) (uint32_t)(offset & 0xffffffff)
  22 +#  define OFF_HI_LO(offset) __LONG_LONG_PAIR(OFF_HI(offset), OFF_LO(offset))
  23 +#  define OFF64_HI_LO(offset) __LONG_LONG_PAIR(OFF64_HI(offset), OFF64_LO(offset))
  24 +# endif
  25 +#endif
  26
  27  #ifdef __USE_BSD
  28  /* Conversion interfaces.  */