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#if __STDC_VERSION__ < 199901 36#define _Complex __complex__ 37#endif 38#define _Complex_I ((float _Complex)1.0i) 39#endif 40 41#ifdef __generic 42_Static_assert(__generic(_Complex_I, float _Complex, 1, 0), 43 "_Complex_I must be of type float _Complex"); 44#endif 45 46#define complex _Complex 47#define I _Complex_I 48 49#if __ISO_C_VISIBLE >= 2011 50#ifdef __clang__ 51#define CMPLX(x, y) ((double complex){ x, y }) 52#define CMPLXF(x, y) ((float complex){ x, y }) 53#define CMPLXL(x, y) ((long double complex){ x, y }) 54#elif __GNUC_PREREQ__(4, 7) 55#define CMPLX(x, y) __builtin_complex((double)(x), (double)(y)) 56#define CMPLXF(x, y) __builtin_complex((float)(x), (float)(y)) 57#define CMPLXL(x, y) __builtin_complex((long double)(x), (long double)(y)) 58#endif 59#endif /* __ISO_C_VISIBLE >= 2011 */ 60 61__BEGIN_DECLS 62#pragma GCC visibility push(default) 63 64double cabs(double complex); 65float cabsf(float complex); 66long double cabsl(long double complex); 67double complex cacos(double complex); 68float complex cacosf(float complex); 69double complex cacosh(double complex); 70float complex cacoshf(float complex); 71double carg(double complex); 72float cargf(float complex); 73long double cargl(long double complex); 74double complex casin(double complex); 75float complex casinf(float complex); 76double complex casinh(double complex); 77float complex casinhf(float complex); 78double complex catan(double complex); 79float complex catanf(float complex); 80double complex catanh(double complex); 81float complex catanhf(float complex); 82double complex ccos(double complex); 83float complex ccosf(float complex); 84double complex ccosh(double complex); 85float complex ccoshf(float complex); 86double complex cexp(double complex); 87float complex cexpf(float complex); 88double cimag(double complex) __pure2; 89float cimagf(float complex) __pure2; 90long double cimagl(long double complex) __pure2; 91double complex conj(double complex) __pure2; 92float complex conjf(float complex) __pure2; 93long double complex 94 conjl(long double complex) __pure2; 95float complex cprojf(float complex) __pure2; 96double complex cproj(double complex) __pure2; 97long double complex 98 cprojl(long double complex) __pure2; 99double creal(double complex) __pure2; 100float crealf(float complex) __pure2; 101long double creall(long double complex) __pure2; 102double complex csin(double complex); 103float complex csinf(float complex); 104double complex csinh(double complex); 105float complex csinhf(float complex); 106double complex csqrt(double complex); 107float complex csqrtf(float complex); 108long double complex 109 csqrtl(long double complex); 110double complex ctan(double complex); 111float complex ctanf(float complex); 112double complex ctanh(double complex); 113float complex ctanhf(float complex); 114 115#pragma GCC visibility pop 116__END_DECLS 117 118#endif /* _COMPLEX_H */ 119