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https://github.com/eledio-devices/thirdparty-ArduinoJson.git
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47 lines
738 B
C++
47 lines
738 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 isNaN(T x) {
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return _isnan(x) != 0;
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}
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#else
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template <typename T>
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bool isNaN(T x) {
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return isnan(x);
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}
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#ifdef __GLIBC__
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template <>
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inline bool isNaN<double>(double x) {
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return isnanl(x);
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}
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template <>
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inline bool isNaN<float>(float x) {
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return isnanf(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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