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Merge pull request #1495 from nunit/issue-1381
Honor DOTNET_ROOT environment variables
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// Copyright (c) Charlie Poole, Rob Prouse and Contributors. MIT License - see LICENSE.txt | ||
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using Microsoft.Win32; | ||
using System; | ||
using System.IO; | ||
using System.Runtime.InteropServices; | ||
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namespace NUnit.Engine | ||
{ | ||
public static class DotNet | ||
{ | ||
public static string GetInstallDirectory() => Environment.Is64BitProcess | ||
? GetX64InstallDirectory() : GetX86InstallDirectory(); | ||
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public static string GetInstallDirectory(bool x86) => x86 | ||
? GetX86InstallDirectory() : GetX64InstallDirectory(); | ||
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private static string _x64InstallDirectory; | ||
public static string GetX64InstallDirectory() | ||
{ | ||
if (_x64InstallDirectory == null) | ||
_x64InstallDirectory = Environment.GetEnvironmentVariable("DOTNET_ROOT"); | ||
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if (_x64InstallDirectory == null) | ||
{ | ||
#if NETFRAMEWORK | ||
if (Path.DirectorySeparatorChar == '\\') | ||
#else | ||
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows)) | ||
#endif | ||
{ | ||
RegistryKey key = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\dotnet\SetUp\InstalledVersions\x64\sharedHost\"); | ||
_x64InstallDirectory = (string)key?.GetValue("Path"); | ||
} | ||
else | ||
_x64InstallDirectory = "/usr/shared/dotnet/"; | ||
} | ||
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return _x64InstallDirectory; | ||
} | ||
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private static string _x86InstallDirectory; | ||
public static string GetX86InstallDirectory() | ||
{ | ||
if (_x86InstallDirectory == null) | ||
_x86InstallDirectory = Environment.GetEnvironmentVariable("DOTNET_ROOT_X86"); | ||
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if (_x86InstallDirectory == null) | ||
{ | ||
#if NETFRAMEWORK | ||
if (Path.DirectorySeparatorChar == '\\') | ||
#else | ||
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows)) | ||
#endif | ||
{ | ||
RegistryKey key = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\WOW6432Node\dotnet\SetUp\InstalledVersions\x86\"); | ||
_x86InstallDirectory = (string)key?.GetValue("InstallLocation"); | ||
} | ||
else | ||
_x86InstallDirectory = "/usr/shared/dotnet/"; | ||
} | ||
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return _x86InstallDirectory; | ||
} | ||
} | ||
} |
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