mirror of
https://github.com/tildearrow/furnace.git
synced 2024-12-02 01:07:25 +00:00
109 lines
3.1 KiB
C
109 lines
3.1 KiB
C
|
/*
|
||
|
* Copyright (c) 2018 Chris Jones <jonesc@macports.org>
|
||
|
* Copyright (c) 2019 Michael Dickens <michaelld@macports.org>
|
||
|
*
|
||
|
* Permission to use, copy, modify, and distribute this software for any
|
||
|
* purpose with or without fee is hereby granted, provided that the above
|
||
|
* copyright notice and this permission notice appear in all copies.
|
||
|
*
|
||
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
||
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
||
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
||
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
||
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
||
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||
|
*/
|
||
|
|
||
|
#ifndef _MACPORTS_MATH_H_
|
||
|
#define _MACPORTS_MATH_H_
|
||
|
|
||
|
/* MP support header */
|
||
|
#include "MacportsLegacySupport.h"
|
||
|
|
||
|
#if __MP_LEGACY_SUPPORT_LLROUND__
|
||
|
|
||
|
__MP__BEGIN_DECLS
|
||
|
|
||
|
/*
|
||
|
* These functions are present in the system math library but their
|
||
|
* prototypes might not be declared under some circumstances. Declare
|
||
|
* them here anyway.
|
||
|
*/
|
||
|
|
||
|
/*
|
||
|
* this is the same condition that defines the function prototypes in
|
||
|
* the GCC <math.h>.
|
||
|
*/
|
||
|
#if !(__DARWIN_NO_LONG_LONG)
|
||
|
extern long long int llrint ( double );
|
||
|
extern long long int llrintf ( float );
|
||
|
extern long long int llrintl ( long double );
|
||
|
|
||
|
extern long long int llround ( double );
|
||
|
extern long long int llroundf ( float );
|
||
|
extern long long int llroundl ( long double );
|
||
|
#endif
|
||
|
|
||
|
__MP__END_DECLS
|
||
|
|
||
|
/*
|
||
|
* If the GCC <math.h> header exists, then tell it: (1) to include the
|
||
|
* next <math.h>, which should be from the system; and (2) to not use
|
||
|
* it's <math.h> yet, because it basically wraps <cmath> and we need
|
||
|
* to keep everything herein focused on just <math.h>. If the user
|
||
|
* wants <cmath>, they should #include that specific header.
|
||
|
*/
|
||
|
|
||
|
#undef L_GLIBCXX_MATH_H
|
||
|
#ifndef _GLIBCXX_MATH_H
|
||
|
#define L_GLIBCXX_MATH_H 1
|
||
|
#define _GLIBCXX_MATH_H 1
|
||
|
#endif
|
||
|
|
||
|
#undef L_GLIBCXX_INCLUDE_NEXT_C_HEADERS
|
||
|
#ifndef _GLIBCXX_INCLUDE_NEXT_C_HEADERS
|
||
|
#define L_GLIBCXX_INCLUDE_NEXT_C_HEADERS 1
|
||
|
#define _GLIBCXX_INCLUDE_NEXT_C_HEADERS 1
|
||
|
#endif
|
||
|
|
||
|
#endif /* __MP_LEGACY_SUPPORT_LLROUND__ */
|
||
|
|
||
|
/*
|
||
|
* Include the next math.h, which might be from the primary system or
|
||
|
* it might be within GCC's c or c++ (yup!) headers
|
||
|
*/
|
||
|
|
||
|
#include_next <math.h>
|
||
|
|
||
|
#if __MP_LEGACY_SUPPORT_COSSIN__
|
||
|
|
||
|
/* Following is borrowed from math.h on macOS 10.9+ */
|
||
|
|
||
|
/* __sincos and __sincosf were introduced in OSX 10.9 and iOS 7.0. When
|
||
|
targeting an older system, we simply split them up into discrete calls
|
||
|
to sin( ) and cos( ). */
|
||
|
|
||
|
__MP__BEGIN_DECLS
|
||
|
extern void __sincosf(float __x, float *__sinp, float *__cosp);
|
||
|
extern void __sincos(double __x, double *__sinp, double *__cosp);
|
||
|
__MP__END_DECLS
|
||
|
|
||
|
#endif /* __MP_LEGACY_SUPPORT_COSSIN__ */
|
||
|
|
||
|
#if __MP_LEGACY_SUPPORT_LLROUND__
|
||
|
|
||
|
#ifdef L_GLIBCXX_MATH_H
|
||
|
#undef L_GLIBCXX_MATH_H
|
||
|
#undef _GLIBCXX_MATH_H
|
||
|
#endif
|
||
|
|
||
|
#ifdef L_GLIBCXX_INCLUDE_NEXT_C_HEADERS
|
||
|
#undef L_GLIBCXX_INCLUDE_NEXT_C_HEADERS
|
||
|
#undef _GLIBCXX_INCLUDE_NEXT_C_HEADERS
|
||
|
#endif
|
||
|
|
||
|
#endif /* __MP_LEGACY_SUPPORT_LLROUND__ */
|
||
|
|
||
|
#endif /* _MACPORTS_MATH_H_ */
|