glibc/sysdeps/ieee754/ldbl-96/s_finitel.c
Richard Henderson 1ed0291c31 Use <> for math.h and math_private.h everywhere.
Entire tree edited via find | grep | sed.
2012-03-09 16:09:10 -08:00

37 lines
909 B
C

/* s_finitel.c -- long double version of s_finite.c.
* Conversion to long double by Ulrich Drepper,
* Cygnus Support, drepper@cygnus.com.
*/
/*
* ====================================================
* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
* software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
#if defined(LIBM_SCCS) && !defined(lint)
static char rcsid[] = "$NetBSD: $";
#endif
/*
* finitel(x) returns 1 is x is finite, else 0;
* no branching!
*/
#include <math.h>
#include <math_private.h>
int __finitel(long double x)
{
int32_t exp;
GET_LDOUBLE_EXP(exp,x);
return (int)((u_int32_t)((exp&0x7fff)-0x7fff)>>31);
}
hidden_def (__finitel)
weak_alias (__finitel, finitel)