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4973 | right-hear | 1 | /* Copyright (C) 1999 DJ Delorie, see COPYING.DJ for details */ |
2 | /* Copyright (C) 1998 DJ Delorie, see COPYING.DJ for details */ |
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3 | /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
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4 | #ifndef __dj_include_math_h_ |
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5 | #define __dj_include_math_h_ |
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6 | |||
7 | #ifdef _USE_LIBM_MATH_H |
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8 | #include |
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9 | #else |
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10 | |||
11 | #ifdef __cplusplus |
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12 | extern "C" { |
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13 | #endif |
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14 | |||
15 | #ifndef __dj_ENFORCE_ANSI_FREESTANDING |
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16 | |||
17 | extern double __dj_huge_val; |
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18 | #define HUGE_VAL __dj_huge_val |
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19 | |||
20 | double acos(double _x); |
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21 | double asin(double _x); |
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22 | double atan(double _x); |
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23 | double atan2(double _y, double _x); |
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24 | double ceil(double _x); |
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25 | double cos(double _x); |
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26 | double cosh(double _x); |
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27 | double exp(double _x); |
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28 | double fabs(double _x); |
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29 | double floor(double _x); |
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30 | double fmod(double _x, double _y); |
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31 | double frexp(double _x, int *_pexp); |
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32 | double ldexp(double _x, int _exp); |
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33 | double log(double _y); |
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34 | double log10(double _x); |
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35 | double modf(double _x, double *_pint); |
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36 | double pow(double _x, double _y); |
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37 | double sin(double _x); |
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38 | double sinh(double _x); |
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39 | double sqrt(double _x); |
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40 | double tan(double _x); |
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41 | double tanh(double _x); |
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42 | |||
43 | #ifndef __STRICT_ANSI__ |
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44 | |||
45 | #ifndef _POSIX_SOURCE |
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46 | |||
47 | #define M_E 2.7182818284590452354 |
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48 | #define M_LOG2E 1.4426950408889634074 |
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49 | #define M_LOG10E 0.43429448190325182765 |
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50 | #define M_LN2 0.69314718055994530942 |
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51 | #define M_LN10 2.30258509299404568402 |
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52 | #define M_PI 3.14159265358979323846 |
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53 | #define M_PI_2 1.57079632679489661923 |
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54 | #define M_PI_4 0.78539816339744830962 |
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55 | #define M_1_PI 0.31830988618379067154 |
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56 | #define M_2_PI 0.63661977236758134308 |
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57 | #define M_2_SQRTPI 1.12837916709551257390 |
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58 | #define M_SQRT2 1.41421356237309504880 |
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59 | #define M_SQRT1_2 0.70710678118654752440 |
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60 | #define PI M_PI |
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61 | #define PI2 M_PI_2 |
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62 | |||
63 | double acosh(double); |
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64 | double asinh(double); |
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65 | double atanh(double); |
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66 | double cbrt(double); |
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67 | double exp10(double _x); |
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68 | double exp2(double _x); |
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69 | double expm1(double); |
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70 | double hypot(double, double); |
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71 | double log1p(double); |
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72 | double log2(double _x); |
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73 | long double modfl(long double _x, long double *_pint); |
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74 | double pow10(double _x); |
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75 | double pow2(double _x); |
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76 | double powi(double, int); |
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5098 | clevermous | 77 | void sincos(double, double *, double *); |
4973 | right-hear | 78 | |
79 | /* These are in libm.a (Cygnus). You must link -lm to get these */ |
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80 | /* See libm/math.h for comments */ |
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81 | |||
82 | #ifndef __cplusplus |
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83 | struct exception { |
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84 | int type; |
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85 | const char *name; |
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86 | double arg1; |
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87 | double arg2; |
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88 | double retval; |
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89 | int err; |
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90 | }; |
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91 | #endif |
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92 | |||
93 | extern double erf(double); |
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94 | extern double erfc(double); |
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95 | extern double gamma(double); |
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96 | extern int isinf(double); |
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97 | extern int isnan(double); |
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98 | extern int finite(double); |
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99 | extern double j0(double); |
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100 | extern double j1(double); |
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101 | extern double jn(int, double); |
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102 | extern double lgamma(double); |
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5098 | clevermous | 103 | extern double nan(const char*); |
4973 | right-hear | 104 | extern double y0(double); |
105 | extern double y1(double); |
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106 | extern double yn(int, double); |
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107 | extern double logb(double); |
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108 | extern double nextafter(double, double); |
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109 | extern double remainder(double, double); |
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110 | extern double scalb(double, double); |
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111 | #ifndef __cplusplus |
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112 | extern int matherr(struct exception *); |
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113 | #endif |
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114 | extern double significand(double); |
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115 | extern double copysign(double, double); |
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116 | extern int ilogb(double); |
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117 | extern double rint(double); |
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118 | extern double scalbn(double, int); |
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119 | extern double drem(double, double); |
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120 | extern double gamma_r(double, int *); |
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121 | extern double lgamma_r(double, int *); |
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122 | extern float acosf(float); |
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123 | extern float asinf(float); |
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124 | extern float atanf(float); |
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125 | extern float atan2f(float, float); |
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126 | extern float cosf(float); |
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127 | extern float sinf(float); |
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128 | extern float tanf(float); |
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129 | extern float coshf(float); |
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130 | extern float sinhf(float); |
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131 | extern float tanhf(float); |
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132 | extern float expf(float); |
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133 | extern float frexpf(float, int *); |
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134 | extern float ldexpf(float, int); |
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135 | extern float logf(float); |
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136 | extern float log10f(float); |
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137 | extern float modff(float, float *); |
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138 | extern float powf(float, float); |
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139 | extern float sqrtf(float); |
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140 | extern float ceilf(float); |
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141 | extern float fabsf(float); |
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142 | extern float floorf(float); |
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143 | extern float fmodf(float, float); |
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144 | extern float erff(float); |
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145 | extern float erfcf(float); |
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146 | extern float gammaf(float); |
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147 | extern float hypotf(float, float); |
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148 | extern int isinff(float); |
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149 | extern int isnanf(float); |
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150 | extern int finitef(float); |
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151 | extern float j0f(float); |
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152 | extern float j1f(float); |
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153 | extern float jnf(int, float); |
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154 | extern float lgammaf(float); |
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5098 | clevermous | 155 | extern float nanf(const char*); |
4973 | right-hear | 156 | extern float y0f(float); |
157 | extern float y1f(float); |
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158 | extern float ynf(int, float); |
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159 | extern float acoshf(float); |
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160 | extern float asinhf(float); |
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161 | extern float atanhf(float); |
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162 | extern float cbrtf(float); |
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163 | extern float logbf(float); |
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164 | extern float nextafterf(float, float); |
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165 | extern float remainderf(float, float); |
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166 | extern float scalbf(float, float); |
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167 | extern float significandf(float); |
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168 | extern float copysignf(float, float); |
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169 | extern int ilogbf(float); |
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170 | extern float rintf(float); |
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171 | extern float scalbnf(float, int); |
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172 | extern float dremf(float, float); |
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173 | extern float expm1f(float); |
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174 | extern float log1pf(float); |
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175 | extern float gammaf_r(float, int *); |
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176 | extern float lgammaf_r(float, int *); |
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177 | |||
178 | #endif /* !_POSIX_SOURCE */ |
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179 | #endif /* !__STRICT_ANSI__ */ |
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180 | #endif /* !__dj_ENFORCE_ANSI_FREESTANDING */ |
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181 | |||
182 | #ifndef __dj_ENFORCE_FUNCTION_CALLS |
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183 | #endif /* !__dj_ENFORCE_FUNCTION_CALLS */ |
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184 | |||
185 | #ifdef __cplusplus |
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186 | } |
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187 | #endif |
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188 | |||
189 | #endif /* _USE_LIBM_MATH_H */ |
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190 | |||
191 | #endif /* !__dj_include_math_h_ */ |