1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2001-2011 The FreeBSD Project. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #ifndef _COMPLEX_H 32 #define _COMPLEX_H 33 34 #include <sys/cdefs.h> 35 36 #ifdef __GNUC__ 37 #if __STDC_VERSION__ < 199901 38 #define _Complex __complex__ 39 #endif 40 #define _Complex_I ((float _Complex)1.0i) 41 #endif 42 43 #ifdef __generic 44 _Static_assert(__generic(_Complex_I, float _Complex, 1, 0), 45 "_Complex_I must be of type float _Complex"); 46 #endif 47 48 #define complex _Complex 49 #define I _Complex_I 50 51 #if __ISO_C_VISIBLE >= 2011 52 #ifdef __clang__ 53 #define CMPLX(x, y) ((double complex){ x, y }) 54 #define CMPLXF(x, y) ((float complex){ x, y }) 55 #define CMPLXL(x, y) ((long double complex){ x, y }) 56 #elif __GNUC_PREREQ__(4, 7) 57 #define CMPLX(x, y) __builtin_complex((double)(x), (double)(y)) 58 #define CMPLXF(x, y) __builtin_complex((float)(x), (float)(y)) 59 #define CMPLXL(x, y) __builtin_complex((long double)(x), (long double)(y)) 60 #endif 61 #endif /* __ISO_C_VISIBLE >= 2011 */ 62 63 __BEGIN_DECLS 64 65 double cabs(double complex); 66 float cabsf(float complex); 67 long double cabsl(long double complex); 68 double complex cacos(double complex); 69 float complex cacosf(float complex); 70 double complex cacosh(double complex); 71 float complex cacoshf(float complex); 72 long double complex 73 cacoshl(long double complex); 74 long double complex 75 cacosl(long double complex); 76 double carg(double complex); 77 float cargf(float complex); 78 long double cargl(long double complex); 79 double complex casin(double complex); 80 float complex casinf(float complex); 81 double complex casinh(double complex); 82 float complex casinhf(float complex); 83 long double complex 84 casinhl(long double complex); 85 long double complex 86 casinl(long double complex); 87 double complex catan(double complex); 88 float complex catanf(float complex); 89 double complex catanh(double complex); 90 float complex catanhf(float complex); 91 long double complex 92 catanhl(long double complex); 93 long double complex 94 catanl(long double complex); 95 double complex ccos(double complex); 96 float complex ccosf(float complex); 97 double complex ccosh(double complex); 98 float complex ccoshf(float complex); 99 double complex cexp(double complex); 100 float complex cexpf(float complex); 101 long double complex 102 cexpl(long double complex); 103 double cimag(double complex) __pure2; 104 float cimagf(float complex) __pure2; 105 long double cimagl(long double complex) __pure2; 106 double complex clog(double complex); 107 float complex clogf(float complex); 108 long double complex 109 clogl(long double complex); 110 double complex conj(double complex) __pure2; 111 float complex conjf(float complex) __pure2; 112 long double complex 113 conjl(long double complex) __pure2; 114 float complex cpowf(float complex, float complex); 115 double complex cpow(double complex, double complex); 116 long double complex 117 cpowl(long double complex, long double complex); 118 float complex cprojf(float complex) __pure2; 119 double complex cproj(double complex) __pure2; 120 long double complex 121 cprojl(long double complex) __pure2; 122 double creal(double complex) __pure2; 123 float crealf(float complex) __pure2; 124 long double creall(long double complex) __pure2; 125 double complex csin(double complex); 126 float complex csinf(float complex); 127 double complex csinh(double complex); 128 float complex csinhf(float complex); 129 double complex csqrt(double complex); 130 float complex csqrtf(float complex); 131 long double complex 132 csqrtl(long double complex); 133 double complex ctan(double complex); 134 float complex ctanf(float complex); 135 double complex ctanh(double complex); 136 float complex ctanhf(float complex); 137 138 __END_DECLS 139 140 #endif /* _COMPLEX_H */ 141