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46 lines
754 B
C++
46 lines
754 B
C++
// Copyright Benoit Blanchon 2014-2016
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// MIT License
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//
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// Arduino JSON library
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// https://github.com/bblanchon/ArduinoJson
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// If you like this project, please add a star!
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#pragma once
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// If Visual Studo <= 2012
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#if defined(_MSC_VER) && _MSC_VER <= 1700
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#include <float.h>
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#else
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#include <math.h>
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#endif
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namespace ArduinoJson {
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namespace Polyfills {
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// If Visual Studo <= 2012
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#if defined(_MSC_VER) && _MSC_VER <= 1700
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template <typename T>
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bool isInfinity(T x) {
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return !_finite(x);
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}
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#else
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template <typename T>
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bool isInfinity(T x) {
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return isinf(x);
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}
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#ifdef __GLIBC__
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template <>
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inline bool isInfinity<double>(double x) {
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return isinfl(x);
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}
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template <>
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inline bool isInfinity<float>(float x) {
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return isinff(x);
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}
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#endif
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#endif
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}
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}
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