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1.1 root 1: /***
2: *math.h - definitions and declarations for math library
3: *
1.1.1.2 root 4: * Copyright (c) 1985-1992, Microsoft Corporation. All rights reserved.
1.1 root 5: *
6: *Purpose:
7: * This file contains constant definitions and external subroutine
8: * declarations for the math subroutine library.
9: * [ANSI/System V]
10: *
11: ****/
12:
13: #ifndef _INC_MATH
14:
15: #ifdef __cplusplus
16: extern "C" {
17: #endif
18:
19:
1.1.1.3 ! root 20: /*
! 21: * Conditional macro definition for function calling type and variable type
! 22: * qualifiers.
! 23: */
! 24: #if ( (_MSC_VER >= 800) && (_M_IX86 >= 300) )
! 25:
! 26: /*
! 27: * Definitions for MS C8-32 (386/486) compiler
! 28: */
! 29: #define _CRTAPI1 __cdecl
! 30: #define _CRTAPI2 __cdecl
! 31:
! 32: #elif ( _MSC_VER == 600 )
! 33:
! 34: /*
! 35: * Definitions for old MS C6-386 compiler
! 36: */
! 37: #define _CRTAPI1 _cdecl
! 38: #define _CRTAPI2 _cdecl
! 39: #define _M_IX86 300
! 40:
! 41: #else
! 42:
! 43: /*
! 44: * Other compilers (e.g., MIPS)
! 45: */
! 46: #define _CRTAPI1
! 47: #define _CRTAPI2
! 48:
1.1.1.2 root 49: #endif
1.1 root 50:
1.1.1.3 ! root 51:
1.1 root 52: /* definition of _exception struct - this struct is passed to the matherr
53: * routine when a floating point exception is detected
54: */
55:
56: #ifndef _EXCEPTION_DEFINED
57: struct _exception {
58: int type; /* exception type - see below */
59: char *name; /* name of function where error occured */
60: double arg1; /* first argument to function */
61: double arg2; /* second argument (if any) to function */
62: double retval; /* value to be returned by function */
63: } ;
64:
65: #if !__STDC__
66: /* Non-ANSI name for compatibility */
67: #define exception _exception
68: #endif
69:
70: #define _EXCEPTION_DEFINED
71: #endif
72:
73:
74: /* definition of a _complex struct to be used by those who use cabs and
75: * want type checking on their argument
76: */
77:
78: #ifndef _COMPLEX_DEFINED
79: struct _complex {
80: double x,y; /* real and imaginary parts */
81: } ;
82:
83: #if !__STDC__
84: /* Non-ANSI name for compatibility */
85: #define complex _complex
86: #endif
87:
88: #define _COMPLEX_DEFINED
89: #endif
90:
91:
92: /* Constant definitions for the exception type passed in the _exception struct
93: */
94:
95: #define _DOMAIN 1 /* argument domain error */
96: #define _SING 2 /* argument singularity */
97: #define _OVERFLOW 3 /* overflow range error */
98: #define _UNDERFLOW 4 /* underflow range error */
99: #define _TLOSS 5 /* total loss of precision */
100: #define _PLOSS 6 /* partial loss of precision */
101:
102: #define EDOM 33
103: #define ERANGE 34
104:
105:
106: /* definitions of _HUGE and HUGE_VAL - respectively the XENIX and ANSI names
107: * for a value returned in case of error by a number of the floating point
108: * math routines
109: */
1.1.1.2 root 110: #ifdef _DLL
111: #define _HUGE (*_HUGE_dll)
112: extern double * _HUGE_dll;
113: #else
1.1 root 114: extern double _HUGE;
1.1.1.2 root 115: #endif
116:
1.1 root 117: #define HUGE_VAL _HUGE
118:
119: /* function prototypes */
120:
1.1.1.3 ! root 121: int _CRTAPI1 abs(int);
! 122: double _CRTAPI1 acos(double);
! 123: double _CRTAPI1 asin(double);
! 124: double _CRTAPI1 atan(double);
! 125: double _CRTAPI1 atan2(double, double);
! 126: double _CRTAPI1 atof(const char *);
! 127: double _CRTAPI1 _cabs(struct _complex);
! 128: double _CRTAPI1 ceil(double);
! 129: double _CRTAPI1 cos(double);
! 130: double _CRTAPI1 cosh(double);
! 131: double _CRTAPI1 exp(double);
! 132: double _CRTAPI1 fabs(double);
! 133: double _CRTAPI1 floor(double);
! 134: double _CRTAPI1 fmod(double, double);
! 135: double _CRTAPI1 frexp(double, int *);
! 136: double _CRTAPI1 _hypot(double, double);
! 137: double _CRTAPI1 _j0(double);
! 138: double _CRTAPI1 _j1(double);
! 139: double _CRTAPI1 _jn(int, double);
! 140: long _CRTAPI1 labs(long);
! 141: double _CRTAPI1 ldexp(double, int);
! 142: double _CRTAPI1 log(double);
! 143: double _CRTAPI1 log10(double);
! 144: int _CRTAPI1 _matherr(struct _exception *);
! 145: double _CRTAPI1 modf(double, double *);
! 146: double _CRTAPI1 pow(double, double);
! 147: double _CRTAPI1 sin(double);
! 148: double _CRTAPI1 sinh(double);
! 149: double _CRTAPI1 sqrt(double);
! 150: double _CRTAPI1 tan(double);
! 151: double _CRTAPI1 tanh(double);
! 152: double _CRTAPI1 _y0(double);
! 153: double _CRTAPI1 _y1(double);
! 154: double _CRTAPI1 _yn(int, double);
1.1 root 155:
156:
1.1.1.3 ! root 157: #ifdef _M_IX86
1.1 root 158: #pragma function(acos, asin, atan, atan2, cos, cosh, exp, fmod, log, log10, pow, sin, sinh, sqrt, tan, tanh)
159: #endif
160:
161: #if !__STDC__
162: /* Non-ANSI names for compatibility */
163:
164: #define DOMAIN _DOMAIN
165: #define SING _SING
166: #define OVERFLOW _OVERFLOW
167: #define UNDERFLOW _UNDERFLOW
168: #define TLOSS _TLOSS
169: #define PLOSS _PLOSS
170:
171: #define matherr _matherr
172:
1.1.1.2 root 173: #ifdef _DLL
174: #define HUGE (*HUGE_dll)
175: extern double * HUGE_dll;
176: #else
1.1 root 177: extern double HUGE;
1.1.1.2 root 178: #endif
1.1 root 179:
180: #define cabs _cabs
181: #define hypot _hypot
182: #define j0 _j0
183: #define j1 _j1
184: #define jn _jn
185: #define matherr _matherr
186: #define y0 _y0
187: #define y1 _y1
188: #define yn _yn
189:
190: #define cabsl _cabsl
191: #define hypotl _hypotl
192: #endif /* __STDC__ */
193:
194: #ifdef __cplusplus
195: }
196: #endif
197:
198: #define _INC_MATH
199: #endif /* _INC_MATH */
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