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      1 /*-
      2  * Copyright (c) 2001-2011 The FreeBSD Project.
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  *
     14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     24  * SUCH DAMAGE.
     25  *
     26  * $FreeBSD$
     27  */
     28 
     29 #ifndef _COMPLEX_H
     30 #define	_COMPLEX_H
     31 
     32 #include <sys/cdefs.h>
     33 
     34 #ifdef __GNUC__
     35 #define	_Complex_I	((float _Complex)1.0i)
     36 #endif
     37 
     38 #ifdef __generic
     39 _Static_assert(__generic(_Complex_I, float _Complex, 1, 0),
     40     "_Complex_I must be of type float _Complex");
     41 #endif
     42 
     43 #define	complex		_Complex
     44 #define	I		_Complex_I
     45 
     46 #if __STDC_VERSION__ >= 201112L
     47 #ifdef __clang__
     48 #define	CMPLX(x, y)	((double complex){ x, y })
     49 #define	CMPLXF(x, y)	((float complex){ x, y })
     50 #define	CMPLXL(x, y)	((long double complex){ x, y })
     51 #else
     52 #define	CMPLX(x, y)	__builtin_complex((double)(x), (double)(y))
     53 #define	CMPLXF(x, y)	__builtin_complex((float)(x), (float)(y))
     54 #define	CMPLXL(x, y)	__builtin_complex((long double)(x), (long double)(y))
     55 #endif
     56 #endif
     57 
     58 __BEGIN_DECLS
     59 
     60 /* 7.3.5 Trigonometric functions */
     61 /* 7.3.5.1 The cacos functions */
     62 double complex cacos(double complex) __INTRODUCED_IN(23);
     63 float complex cacosf(float complex) __INTRODUCED_IN(23);
     64 long double complex cacosl(long double complex) __INTRODUCED_IN(26);
     65 /* 7.3.5.2 The casin functions */
     66 double complex casin(double complex) __INTRODUCED_IN(23);
     67 float complex casinf(float complex) __INTRODUCED_IN(23);
     68 long double complex casinl(long double complex) __INTRODUCED_IN(26);
     69 /* 7.3.5.1 The catan functions */
     70 double complex catan(double complex) __INTRODUCED_IN(23);
     71 float complex catanf(float complex) __INTRODUCED_IN(23);
     72 long double complex catanl(long double complex) __INTRODUCED_IN(26);
     73 /* 7.3.5.1 The ccos functions */
     74 double complex ccos(double complex) __INTRODUCED_IN(23);
     75 float complex ccosf(float complex) __INTRODUCED_IN(23);
     76 long double complex ccosl(long double complex) __INTRODUCED_IN(26);
     77 /* 7.3.5.1 The csin functions */
     78 double complex csin(double complex) __INTRODUCED_IN(23);
     79 float complex csinf(float complex) __INTRODUCED_IN(23);
     80 long double complex csinl(long double complex) __INTRODUCED_IN(26);
     81 /* 7.3.5.1 The ctan functions */
     82 double complex ctan(double complex) __INTRODUCED_IN(23);
     83 float complex ctanf(float complex) __INTRODUCED_IN(23);
     84 long double complex ctanl(long double complex) __INTRODUCED_IN(26);
     85 
     86 /* 7.3.6 Hyperbolic functions */
     87 /* 7.3.6.1 The cacosh functions */
     88 double complex cacosh(double complex) __INTRODUCED_IN(23);
     89 float complex cacoshf(float complex) __INTRODUCED_IN(23);
     90 long double complex cacoshl(long double complex) __INTRODUCED_IN(26);
     91 /* 7.3.6.2 The casinh functions */
     92 double complex casinh(double complex) __INTRODUCED_IN(23);
     93 float complex casinhf(float complex) __INTRODUCED_IN(23);
     94 long double complex casinhl(long double complex) __INTRODUCED_IN(26);
     95 /* 7.3.6.3 The catanh functions */
     96 double complex catanh(double complex) __INTRODUCED_IN(23);
     97 float complex catanhf(float complex) __INTRODUCED_IN(23);
     98 long double complex catanhl(long double complex) __INTRODUCED_IN(26);
     99 /* 7.3.6.4 The ccosh functions */
    100 double complex ccosh(double complex) __INTRODUCED_IN(23);
    101 float complex ccoshf(float complex) __INTRODUCED_IN(23);
    102 long double complex ccoshl(long double complex) __INTRODUCED_IN(26);
    103 /* 7.3.6.5 The csinh functions */
    104 double complex csinh(double complex) __INTRODUCED_IN(23);
    105 float complex csinhf(float complex) __INTRODUCED_IN(23);
    106 long double complex csinhl(long double complex) __INTRODUCED_IN(26);
    107 /* 7.3.6.6 The ctanh functions */
    108 double complex ctanh(double complex) __INTRODUCED_IN(23);
    109 float complex ctanhf(float complex) __INTRODUCED_IN(23);
    110 long double complex ctanhl(long double complex) __INTRODUCED_IN(26);
    111 
    112 /* 7.3.7 Exponential and logarithmic functions */
    113 /* 7.3.7.1 The cexp functions */
    114 double complex cexp(double complex) __INTRODUCED_IN(23);
    115 float complex cexpf(float complex) __INTRODUCED_IN(23);
    116 long double complex cexpl(long double complex) __INTRODUCED_IN(26);
    117 /* 7.3.7.2 The clog functions */
    118 double complex clog(double complex) __INTRODUCED_IN(26);
    119 float complex clogf(float complex) __INTRODUCED_IN(26);
    120 long double complex clogl(long double complex) __INTRODUCED_IN(26);
    121 
    122 /* 7.3.8 Power and absolute-value functions */
    123 /* 7.3.8.1 The cabs functions */
    124 double cabs(double complex) __INTRODUCED_IN(23);
    125 float cabsf(float complex) __INTRODUCED_IN(23);
    126 long double cabsl(long double complex) __INTRODUCED_IN_32(21) __INTRODUCED_IN_64(23);
    127 /* 7.3.8.2 The cpow functions */
    128 double complex cpow(double complex, double complex) __INTRODUCED_IN(26);
    129 float complex cpowf(float complex, float complex) __INTRODUCED_IN(26);
    130 long double complex cpowl(long double complex, long double complex) __INTRODUCED_IN(26);
    131 /* 7.3.8.3 The csqrt functions */
    132 double complex csqrt(double complex) __INTRODUCED_IN(23);
    133 float complex csqrtf(float complex) __INTRODUCED_IN(23);
    134 long double complex csqrtl(long double complex) __INTRODUCED_IN_32(21) __INTRODUCED_IN_64(23);
    135 
    136 /* 7.3.9 Manipulation functions */
    137 /* 7.3.9.1 The carg functions */
    138 double carg(double complex) __INTRODUCED_IN(23);
    139 float cargf(float complex) __INTRODUCED_IN(23);
    140 long double cargl(long double complex) __INTRODUCED_IN(23);
    141 /* 7.3.9.2 The cimag functions */
    142 double cimag(double complex) __INTRODUCED_IN(23);
    143 float cimagf(float complex) __INTRODUCED_IN(23);
    144 long double cimagl(long double complex) __INTRODUCED_IN(23);
    145 /* 7.3.9.3 The conj functions */
    146 double complex conj(double complex) __INTRODUCED_IN(23);
    147 float complex conjf(float complex) __INTRODUCED_IN(23);
    148 long double complex conjl(long double complex) __INTRODUCED_IN(23);
    149 /* 7.3.9.4 The cproj functions */
    150 double complex cproj(double complex) __INTRODUCED_IN(23);
    151 float complex cprojf(float complex) __INTRODUCED_IN(23);
    152 long double complex cprojl(long double complex) __INTRODUCED_IN_32(21) __INTRODUCED_IN_64(23);
    153 /* 7.3.9.5 The creal functions */
    154 double creal(double complex) __INTRODUCED_IN(23);
    155 float crealf(float complex) __INTRODUCED_IN(23);
    156 long double creall(long double complex) __INTRODUCED_IN(23);
    157 
    158 __END_DECLS
    159 
    160 #endif /* _COMPLEX_H */
    161