sdk/lib/crt/float/copysign.c at master · huwcampbell.com/reactos

Reactos

reactos / sdk / lib / crt / float / copysign.c

at master 36 lines 573 B view raw

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Colin Finck Git conversion: Make reactos the root directory, move rosapps, rostests, wallpapers into modules, and delete rossubsys. 8y ago

c2c66aff

 1/*
 2 * COPYRIGHT:   See COPYING in the top level directory
 3 * PROJECT:     ReactOS system libraries
 4 * FILE:        lib/sdk/crt/float/copysign.c
 5 * PURPOSE:     Unknown
 6 * PROGRAMER:   Unknown
 7 * UPDATE HISTORY:
 8 *              25/11/05: Added license header
 9 */
10
11#include <precomp.h>
12#include <internal/ieee.h>
13
14/*
15 * @implemented
16 */
17double _copysign (double __d, double __s)
18{
19  union
20  {
21      double*	__d;
22      double_s*	  d;
23  } d;
24  union
25  {
26      double*	__s;
27      double_s*   s;
28  } s;
29  d.__d = &__d;
30  s.__s = &__s;
31
32  d.d->sign = s.s->sign;
33
34  return __d;
35}
36