/usr/include/Poco/FPEnvironment_DUMMY.h is in libpoco-dev 1.3.6p1-5.1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 | //
// FPEnvironment_DUMMY.h
//
// $Id: //poco/1.3/Foundation/include/Poco/FPEnvironment_DUMMY.h#1 $
//
// Library: Foundation
// Package: Core
// Module: FPEnvironment
//
// Definition of class FPEnvironmentImpl for platforms that do not
// support IEEE 754 extensions.
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#ifndef Foundation_FPEnvironment_DUMMY_INCLUDED
#define Foundation_FPEnvironment_DUMMY_INCLUDED
#include "Poco/Foundation.h"
#include <math.h>
namespace Poco {
class Foundation_API FPEnvironmentImpl
{
protected:
enum RoundingModeImpl
{
FP_ROUND_DOWNWARD_IMPL,
FP_ROUND_UPWARD_IMPL,
FP_ROUND_TONEAREST_IMPL,
FP_ROUND_TOWARDZERO_IMPL
};
enum FlagImpl
{
FP_DIVIDE_BY_ZERO_IMPL,
FP_INEXACT_IMPL,
FP_OVERFLOW_IMPL,
FP_UNDERFLOW_IMPL,
FP_INVALID_IMPL
};
FPEnvironmentImpl();
FPEnvironmentImpl(const FPEnvironmentImpl& env);
~FPEnvironmentImpl();
FPEnvironmentImpl& operator = (const FPEnvironmentImpl& env);
void keepCurrentImpl();
static void clearFlagsImpl();
static bool isFlagImpl(FlagImpl flag);
static void setRoundingModeImpl(RoundingModeImpl mode);
static RoundingModeImpl getRoundingModeImpl();
static bool isInfiniteImpl(float value);
static bool isInfiniteImpl(double value);
static bool isInfiniteImpl(long double value);
static bool isNaNImpl(float value);
static bool isNaNImpl(double value);
static bool isNaNImpl(long double value);
static float copySignImpl(float target, float source);
static double copySignImpl(double target, double source);
static long double copySignImpl(long double target, long double source);
private:
static RoundingModeImpl _roundingMode;
};
//
// inlines
//
inline bool FPEnvironmentImpl::isInfiniteImpl(float value)
{
return isinf(value) != 0;
}
inline bool FPEnvironmentImpl::isInfiniteImpl(double value)
{
return isinf(value) != 0;
}
inline bool FPEnvironmentImpl::isInfiniteImpl(long double value)
{
return isinf((double) value) != 0;
}
inline bool FPEnvironmentImpl::isNaNImpl(float value)
{
return isnan(value) != 0;
}
inline bool FPEnvironmentImpl::isNaNImpl(double value)
{
return isnan(value) != 0;
}
inline bool FPEnvironmentImpl::isNaNImpl(long double value)
{
return isnan((double) value) != 0;
}
inline float FPEnvironmentImpl::copySignImpl(float target, float source)
{
return copysignf(target, source);
}
inline double FPEnvironmentImpl::copySignImpl(double target, double source)
{
return copysign(target, source);
}
} // namespace Poco
#endif // Foundation_FPEnvironment_DUMMY_INCLUDED
|