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1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
3 * ***** BEGIN LICENSE BLOCK *****
4 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
6 * The contents of this file are subject to the Mozilla Public License Version
7 * 1.1 (the "License"); you may not use this file except in compliance with
8 * the License. You may obtain a copy of the License at
9 * http://www.mozilla.org/MPL/
11 * Software distributed under the License is distributed on an "AS IS" basis,
12 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13 * for the specific language governing rights and limitations under the
14 * License.
16 * The Original Code is Mozilla Communicator client code, released
17 * March 31, 1998.
19 * The Initial Developer of the Original Code is
20 * Sun Microsystems, Inc.
21 * Portions created by the Initial Developer are Copyright (C) 1998
22 * the Initial Developer. All Rights Reserved.
24 * Contributor(s):
26 * Alternatively, the contents of this file may be used under the terms of
27 * either of the GNU General Public License Version 2 or later (the "GPL"),
28 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
29 * in which case the provisions of the GPL or the LGPL are applicable instead
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36 * the terms of any one of the MPL, the GPL or the LGPL.
38 * ***** END LICENSE BLOCK ***** */
40 /* @(#)w_sinh.c 1.3 95/01/18 */
42 * ====================================================
43 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
45 * Developed at SunSoft, a Sun Microsystems, Inc. business.
46 * Permission to use, copy, modify, and distribute this
47 * software is freely granted, provided that this notice
48 * is preserved.
49 * ====================================================
52 /*
53 * wrapper sinh(x)
56 #include "fdlibm.h"
58 #ifdef __STDC__
59 double fd_sinh(double x) /* wrapper sinh */
60 #else
61 double fd_sinh(x) /* wrapper sinh */
62 double x;
63 #endif
65 #ifdef _IEEE_LIBM
66 return __ieee754_sinh(x);
67 #else
68 double z;
69 z = __ieee754_sinh(x);
70 if(_LIB_VERSION == _IEEE_) return z;
71 if(!fd_finite(z)&&fd_finite(x)) {
72 int err;
73 return __kernel_standard(x,x,25,&err); /* sinh overflow */
74 } else
75 return z;
76 #endif