defines.hpp

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// SPDX-License-Identifier: BSL-1.0
// SPDX-FileCopyrightText: Copyright (C) 2021 Tobias Hienzsch
 
#ifndef TETL_CFLOAT_DEFINES_HPP
#define TETL_CFLOAT_DEFINES_HPP
 
#if __has_include(<float.h>)
    #include <float.h>
#else
 
    #define FLT_RADIX __FLT_RADIX__
 
    #define DECIMAL_DIG      __DECIMAL_DIG__
    #define FLT_DECIMAL_DIG  __FLT_DECIMAL_DIG__
    #define DBL_DECIMAL_DIG  __DBL_DECIMAL_DIG__
    #define LDBL_DECIMAL_DIG __LDBL_DECIMAL_DIG__
 
    #define FLT_MIN  __FLT_MIN__
    #define DBL_MIN  __DBL_MIN__
    #define LDBL_MIN __LDBL_MIN__
 
    #define FLT_TRUE_MIN  __FLT_DENORM_MIN__
    #define DBL_TRUE_MIN  __DBL_DENORM_MIN__
    #define LDBL_TRUE_MIN __LDBL_DENORM_MIN__
 
    #define FLT_MAX  __FLT_MAX__
    #define DBL_MAX  __DBL_MAX__
    #define LDBL_MAX __LDBL_MAX__
 
    #define FLT_EPSILON  __FLT_EPSILON__
    #define DBL_EPSILON  __DBL_EPSILON__
    #define LDBL_EPSILON __LDBL_EPSILON__
 
    #define FLT_DIG  __FLT_DIG__
    #define DBL_DIG  __DBL_DIG__
    #define LDBL_DIG __LDBL_DIG__
 
    #define FLT_MANT_DIG  __FLT_MANT_DIG__
    #define DBL_MANT_DIG  __DBL_MANT_DIG__
    #define LDBL_MANT_DIG __LDBL_MANT_DIG__
 
    #define FLT_MIN_EXP  __FLT_MIN_EXP__
    #define DBL_MIN_EXP  __DBL_MIN_EXP__
    #define LDBL_MIN_EXP __LDBL_MIN_EXP__
 
    #define FLT_MIN_10_EXP  __FLT_MIN_10_EXP__
    #define DBL_MIN_10_EXP  __DBL_MIN_10_EXP__
    #define LDBL_MIN_10_EXP __LDBL_MIN_10_EXP__
 
    #define FLT_MAX_EXP  __FLT_MAX_EXP__
    #define DBL_MAX_EXP  __DBL_MAX_EXP__
    #define LDBL_MAX_EXP __LDBL_MAX_EXP__
 
    #define FLT_MAX_10_EXP  __FLT_MAX_10_EXP__
    #define DBL_MAX_10_EXP  __DBL_MAX_10_EXP__
    #define LDBL_MAX_10_EXP __LDBL_MAX_10_EXP__
 
    #define FLT_ROUNDS (__builtin_flt_rounds())
 
    #define FLT_EVAL_METHOD __FLT_EVAL_METHOD__
 
    #define FLT_HAS_SUBNORM  __FLT_HAS_DENORM__
    #define DBL_HAS_SUBNORM  __DBL_HAS_DENORM__
    #define LDBL_HAS_SUBNORM __LDBL_HAS_DENORM__
 
#endif // has_include <float.h>
 
#endif // TETL_CFLOAT_DEFINES_HPP