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Copy pathFakeInteropServices.cs
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59 lines (44 loc) · 2.14 KB
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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the Apache 2.0 license.
// See the LICENSE file in the project root for more information.
using System;
using System.IO;
namespace IronPython {
#if !FEATURE_RUNTIMEINFORMATION
internal static class RuntimeInformation {
private static readonly OSPlatform _osPlatform;
static RuntimeInformation() {
switch (Environment.OSVersion.Platform) {
case PlatformID.Unix:
if (Directory.Exists("/Applications") & Directory.Exists("/System") & Directory.Exists("/Users") & Directory.Exists("/Volumes"))
_osPlatform = OSPlatform.OSX;
else
_osPlatform = OSPlatform.Linux;
break;
case PlatformID.MacOSX:
_osPlatform = OSPlatform.OSX;
break;
default:
_osPlatform = OSPlatform.Windows;
break;
}
}
public static bool IsOSPlatform(OSPlatform osPlatform) => _osPlatform == osPlatform;
}
internal readonly struct OSPlatform : IEquatable<OSPlatform> {
private readonly string _osPlatform;
public static OSPlatform Linux { get; } = new OSPlatform("LINUX");
public static OSPlatform OSX { get; } = new OSPlatform("OSX");
public static OSPlatform Windows { get; } = new OSPlatform("WINDOWS");
private OSPlatform(string osPlatform) {
_osPlatform = osPlatform;
}
public bool Equals(OSPlatform other) => _osPlatform.Equals(other._osPlatform);
public override bool Equals(object obj) => obj is OSPlatform other && Equals(other);
public override int GetHashCode() => _osPlatform == null ? 0 : _osPlatform.GetHashCode();
public override string ToString() => _osPlatform ?? string.Empty;
public static bool operator ==(OSPlatform left, OSPlatform right) => left.Equals(right);
public static bool operator !=(OSPlatform left, OSPlatform right) => !(left == right);
}
#endif
}