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      1 
      2 /* @(#)w_sinh.c 1.3 95/01/18 */
      3 /*
      4  * ====================================================
      5  * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
      6  *
      7  * Developed at SunSoft, a Sun Microsystems, Inc. business.
      8  * Permission to use, copy, modify, and distribute this
      9  * software is freely granted, provided that this notice
     10  * is preserved.
     11  * ====================================================
     12  */
     13 
     14 /*
     15  * wrapper ieee_sinh(x)
     16  */
     17 
     18 #include "fdlibm.h"
     19 
     20 #ifdef __STDC__
     21 	double ieee_sinh(double x)		/* wrapper sinh */
     22 #else
     23 	double ieee_sinh(x)			/* wrapper sinh */
     24 	double x;
     25 #endif
     26 {
     27 #ifdef _IEEE_LIBM
     28 	return __ieee754_sinh(x);
     29 #else
     30 	double z;
     31 	z = __ieee754_sinh(x);
     32 	if(_LIB_VERSION == _IEEE_) return z;
     33 	if(!ieee_finite(z)&&ieee_finite(x)) {
     34 	    return __kernel_standard(x,x,25); /* sinh overflow */
     35 	} else
     36 	    return z;
     37 #endif
     38 }
     39