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1.1 root 1: /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
2: *
3: * ***** BEGIN LICENSE BLOCK *****
4: * Version: MPL 1.1/GPL 2.0/LGPL 2.1
5: *
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/
10: *
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.
15: *
16: * The Original Code is Mozilla Communicator client code, released
17: * March 31, 1998.
18: *
19: * The Initial Developer of the Original Code is
20: * Netscape Communications Corporation.
21: * Portions created by the Initial Developer are Copyright (C) 1998
22: * the Initial Developer. All Rights Reserved.
23: *
24: * Contributor(s):
25: * IBM Corp.
26: *
27: * Alternatively, the contents of this file may be used under the terms of
28: * either of the GNU General Public License Version 2 or later (the "GPL"),
29: * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
30: * in which case the provisions of the GPL or the LGPL are applicable instead
31: * of those above. If you wish to allow use of your version of this file only
32: * under the terms of either the GPL or the LGPL, and not to allow others to
33: * use your version of this file under the terms of the MPL, indicate your
34: * decision by deleting the provisions above and replace them with the notice
35: * and other provisions required by the GPL or the LGPL. If you do not delete
36: * the provisions above, a recipient may use your version of this file under
37: * the terms of any one of the MPL, the GPL or the LGPL.
38: *
39: * ***** END LICENSE BLOCK ***** */
40:
41: /*
42: * By default all math calls go to fdlibm. The defines for each platform
43: * remap the math calls to native routines.
44: */
45:
46: #ifndef _LIBMATH_H
47: #define _LIBMATH_H
48:
49: #include <math.h>
50: #include "jsconfig.h"
51:
52: /*
1.1.1.2 ! root 53: * Define on which platforms to use fdlibm. Not used by default under
! 54: * assumption that native math library works unless proved guilty.
! 55: * Plus there can be problems with endian-ness and such in fdlibm itself.
! 56: *
! 57: * fdlibm compatibility notes:
! 58: * - fdlibm broken on OSF1/alpha
1.1 root 59: */
60:
1.1.1.2 ! root 61: #ifndef JS_USE_FDLIBM_MATH
1.1 root 62: #define JS_USE_FDLIBM_MATH 0
63: #endif
64:
65: #if !JS_USE_FDLIBM_MATH
66:
67: /*
68: * Use system provided math routines.
69: */
70:
71: #define fd_acos acos
72: #define fd_asin asin
73: #define fd_atan atan
74: #define fd_atan2 atan2
75: #define fd_ceil ceil
1.1.1.2 ! root 76:
! 77: /* The right copysign function is not always named the same thing. */
! 78: #if __GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
! 79: #define fd_copysign __builtin_copysign
! 80: #elif defined WINCE
! 81: #define fd_copysign _copysign
! 82: #elif defined _WIN32
! 83: #if _MSC_VER < 1400
! 84: /* Try to work around apparent _copysign bustage in VC6 and VC7. */
! 85: #define fd_copysign js_copysign
! 86: extern double js_copysign(double, double);
! 87: #else
! 88: #define fd_copysign _copysign
! 89: #endif
! 90: #else
1.1 root 91: #define fd_copysign copysign
1.1.1.2 ! root 92: #endif
! 93:
1.1 root 94: #define fd_cos cos
95: #define fd_exp exp
96: #define fd_fabs fabs
97: #define fd_floor floor
98: #define fd_fmod fmod
99: #define fd_log log
100: #define fd_pow pow
101: #define fd_sin sin
102: #define fd_sqrt sqrt
103: #define fd_tan tan
104:
105: #else
106:
107: /*
108: * Use math routines in fdlibm.
109: */
110:
111: #undef __P
112: #ifdef __STDC__
113: #define __P(p) p
114: #else
115: #define __P(p) ()
116: #endif
117:
1.1.1.2 ! root 118: #if (defined _WIN32 && !defined WINCE) || defined SUNOS4
1.1 root 119:
120: #define fd_acos acos
121: #define fd_asin asin
122: #define fd_atan atan
123: #define fd_cos cos
124: #define fd_sin sin
125: #define fd_tan tan
126: #define fd_exp exp
127: #define fd_log log
128: #define fd_sqrt sqrt
129: #define fd_ceil ceil
130: #define fd_fabs fabs
131: #define fd_floor floor
132: #define fd_fmod fmod
133:
134: extern double fd_atan2 __P((double, double));
135: extern double fd_copysign __P((double, double));
136: extern double fd_pow __P((double, double));
137:
138: #elif defined IRIX
139:
140: #define fd_acos acos
141: #define fd_asin asin
142: #define fd_atan atan
143: #define fd_exp exp
144: #define fd_log log
145: #define fd_log10 log10
146: #define fd_sqrt sqrt
147: #define fd_fabs fabs
148: #define fd_floor floor
149: #define fd_fmod fmod
150:
151: extern double fd_cos __P((double));
152: extern double fd_sin __P((double));
153: extern double fd_tan __P((double));
154: extern double fd_atan2 __P((double, double));
155: extern double fd_pow __P((double, double));
156: extern double fd_ceil __P((double));
157: extern double fd_copysign __P((double, double));
158:
159: #elif defined SOLARIS
160:
161: #define fd_atan atan
162: #define fd_cos cos
163: #define fd_sin sin
164: #define fd_tan tan
165: #define fd_exp exp
166: #define fd_sqrt sqrt
167: #define fd_ceil ceil
168: #define fd_fabs fabs
169: #define fd_floor floor
170: #define fd_fmod fmod
171:
172: extern double fd_acos __P((double));
173: extern double fd_asin __P((double));
174: extern double fd_log __P((double));
175: extern double fd_atan2 __P((double, double));
176: extern double fd_pow __P((double, double));
177: extern double fd_copysign __P((double, double));
178:
179: #elif defined HPUX
180:
181: #define fd_cos cos
182: #define fd_sin sin
183: #define fd_exp exp
184: #define fd_sqrt sqrt
185: #define fd_fabs fabs
186: #define fd_floor floor
187: #define fd_fmod fmod
188:
189: extern double fd_ceil __P((double));
190: extern double fd_acos __P((double));
191: extern double fd_log __P((double));
192: extern double fd_atan2 __P((double, double));
193: extern double fd_tan __P((double));
194: extern double fd_pow __P((double, double));
195: extern double fd_asin __P((double));
196: extern double fd_atan __P((double));
197: extern double fd_copysign __P((double, double));
198:
199: #elif defined(OSF1)
200:
201: #define fd_acos acos
202: #define fd_asin asin
203: #define fd_atan atan
204: #define fd_copysign copysign
205: #define fd_cos cos
206: #define fd_exp exp
207: #define fd_fabs fabs
208: #define fd_fmod fmod
209: #define fd_sin sin
210: #define fd_sqrt sqrt
211: #define fd_tan tan
212:
213: extern double fd_atan2 __P((double, double));
214: extern double fd_ceil __P((double));
215: extern double fd_floor __P((double));
216: extern double fd_log __P((double));
217: extern double fd_pow __P((double, double));
218:
219: #elif defined(AIX)
220:
221: #define fd_acos acos
222: #define fd_asin asin
223: #define fd_atan2 atan2
224: #define fd_copysign copysign
225: #define fd_cos cos
226: #define fd_exp exp
227: #define fd_fabs fabs
228: #define fd_floor floor
229: #define fd_fmod fmod
230: #define fd_log log
231: #define fd_sin sin
232: #define fd_sqrt sqrt
233:
234: extern double fd_atan __P((double));
235: extern double fd_ceil __P((double));
236: extern double fd_pow __P((double,double));
237: extern double fd_tan __P((double));
238:
239: #else /* other platform.. generic paranoid slow fdlibm */
240:
241: extern double fd_acos __P((double));
242: extern double fd_asin __P((double));
243: extern double fd_atan __P((double));
244: extern double fd_cos __P((double));
245: extern double fd_sin __P((double));
246: extern double fd_tan __P((double));
1.1.1.2 ! root 247:
1.1 root 248: extern double fd_exp __P((double));
249: extern double fd_log __P((double));
250: extern double fd_sqrt __P((double));
251:
252: extern double fd_ceil __P((double));
253: extern double fd_fabs __P((double));
254: extern double fd_floor __P((double));
255: extern double fd_fmod __P((double, double));
256:
257: extern double fd_atan2 __P((double, double));
258: extern double fd_pow __P((double, double));
259: extern double fd_copysign __P((double, double));
260:
261: #endif
262:
263: #endif /* JS_USE_FDLIBM_MATH */
264:
265: #endif /* _LIBMATH_H */
266:
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