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- #if defined(LIBM_SCCS) && !defined(lint)
- static char rcsid[] = "$NetBSD: s_finite.c,v 1.8 1995/05/10 20:47:17 jtc Exp $";
- #endif
- #include "math.h"
- #include "math_private.h"
- #ifdef __STDC__
- int finite(double x)
- #else
- int finite(x)
- double x;
- #endif
- {
- int32_t hx;
- GET_HIGH_WORD(hx,x);
- return (int)((u_int32_t)((hx&0x7fffffff)-0x7ff00000)>>31);
- }
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