lib/libc/gen/infinityl_dbl.c

   1 /*      $NetBSD: infinityl_dbl_ieee754.c,v 1.1 2003/10/25 22:31:20 kleink Exp $ */
   2 /*      $DragonFly: src/lib/libc/gen/infinityl_dbl.c,v 1.1 2005/07/26 21:15:19 joerg Exp $ */
   3
   4 /*
   5  * IEEE-compatible infinityl.c -- public domain.
   6  * For platforms where long double == double.
   7  */
   8
   9 #include <sys/endian.h>
  10 #include <float.h>
  11 #include <math.h>
  12
  13 #if LDBL_MANT_DIG != DBL_MANT_DIG
  14 #error double / long double mismatch
  15 #endif
  16
  17 const union __long_double_u __infinityl =
  18 #if BYTE_ORDER == BIG_ENDIAN
  19         { { 0x7f, 0xf0, 0, 0, 0, 0,    0,    0 } };
  20 #else
  21         { {    0,    0, 0, 0, 0, 0, 0xf0, 0x7f } };
  22 #endif