nan.h

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#ifndef MATH_NAN_H
#define MATH_NAN_H
 
#include <Imt.Base.Core.Math/MathConfigApp.h>
#include <Imt.Base.Core.Platform/Platform.h>
 
// AXIVION FILE Style AutosarC++19_03-A27.0.4: use of C-style string required to to defined interface of the nan function.
// AXIVION FILE Style AutosarC++19_03-A3.9.1: char is not for an integer but for a C-style string
 
#ifndef CUSTOM_NAN
#ifdef USE_STL
#include <cmath>
#else
#include "openlibm/inc/openlibm.h"
#endif // USE_STL
#endif // CUSTOM_NAN
 
// Define for required inline when CUSTOM function isn't overwritten by user.
#ifndef CUSTOM_NAN
#define MATH_INLINE inline
#else
#define MATH_INLINE
#endif
 
namespace imt {
namespace base {
namespace core {
namespace math {
namespace function {
 
MATH_INLINE float64_t nan(char const* tagp);
MATH_INLINE float32_t nanf(char const* tagp);
 
#ifndef CUSTOM_NAN
 
float64_t nan(char const* tagp) {
#ifdef USE_STL
    return std::nan(tagp);
#else
    return c_nan(tagp);
#endif
}
 
float32_t nanf(char const* tagp) {
#ifdef USE_STL
    return std::nanf(tagp);
#else
    return c_nanf(tagp);
#endif
}
 
#endif // CUSTOM_NAN
 
} // namespace function
} // namespace math
} // namespace core
} // namespace base
} // namespace imt
 
#endif // MATH_NAN_H