/[escript]/trunk/escript/src/system_dep.h
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Contents of /trunk/escript/src/system_dep.h

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Revision 3981 - (show annotations)
Fri Sep 21 02:47:54 2012 UTC (7 years, 1 month ago) by jfenwick
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First pass of updating copyright notices
1
2 /*****************************************************************************
3 *
4 * Copyright (c) 2003-2012 by University of Queensland
5 * http://www.uq.edu.au
6 *
7 * Primary Business: Queensland, Australia
8 * Licensed under the Open Software License version 3.0
9 * http://www.opensource.org/licenses/osl-3.0.php
10 *
11 * Development until 2012 by Earth Systems Science Computational Center (ESSCC)
12 * Development since 2012 by School of Earth Sciences
13 *
14 *****************************************************************************/
15
16
17 /**
18 \file escript/src/system_dep.h
19 \ingroup Other
20 */
21 /*
22 @(#) system_dep.h
23 */
24
25
26 #ifndef escript_system_dep_h
27 #define escript_system_dep_h
28
29
30 #ifdef NO_FLOAT_H
31 # define DBL_EPSILON 2.2204460492503131E-16
32 # define DBL_MAX 1.7976931348623157E+308
33 # define DBL_MIN 2.2250738585072014E-308
34 #else /* for the rest of the world */
35 # include <float.h>
36 #endif
37 #include <limits.h>
38
39 #if defined(_WIN32) && defined(__INTEL_COMPILER)
40 /*
41 The Intel compiler on windows has an "improved" math library compared to the usual Visual C++ one
42 In particular it has a acosh and other similar functions which aren't implemented in Visual C++ math.h
43 Note you will get a compile time error if any other header (including system ones) includes math.h whilst mathimf.h
44 has been included. As a result system_dep.h must be included FIRST at all times (this prevents math.h from being included).
45 */
46 # include <mathimf.h>
47 # else
48 # include <math.h>
49 # endif
50
51 #ifndef M_PI
52 # define M_PI 3.14159265358979323846
53 #endif
54
55 #ifndef SQRT_DBL_EPSILON
56 # define SQRT_DBL_EPSILON 1.4901161193847656e-08
57 #endif
58
59 #ifndef M_LN2
60 # define M_LN2 0.69314718055994530942 /* log_e 2 */
61 #endif
62
63 #define ESCRIPT_DLL_API
64
65 #ifdef _WIN32
66 # ifndef ESCRIPT_STATIC_LIB
67 # undef ESCRIPT_DLL_API
68 # ifdef ESCRIPT_EXPORTS
69 # define ESCRIPT_DLL_API __declspec(dllexport)
70 # else
71 # define ESCRIPT_DLL_API __declspec(dllimport)
72 # endif
73 # endif
74 #endif
75
76 #ifndef ESCRIPT_MAX_DATA_RANK
77 #define ESCRIPT_MAX_DATA_RANK 4
78 #endif
79
80 /* you'll need this one day. */
81 #ifndef __const
82 # if (defined __STDC__ && __STDC__) || defined __cplusplus
83 # define __const const
84 # else
85 # define __const
86 # endif
87 #endif
88
89 #endif

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