87 lines
3.3 KiB
C#
87 lines
3.3 KiB
C#
// Copyright (c) .NET Foundation and contributors. All rights reserved.
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// Licensed under the MIT license. See LICENSE file in the project root for full license information.
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using System;
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using System.Collections.Generic;
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using Microsoft.DotNet.PlatformAbstractions;
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namespace Microsoft.DotNet.Cli.Utils
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{
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// This is to support some legacy stuff.
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// dnu restore (and thus dotnet restore) always uses win7-x64 as the Windows restore target,
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// so, when picking targets out of the lock file, we need to do version fallback since the
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// active RID might be higher than the RID in the lock file.
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//
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// We should clean this up. Filed #619 to track.
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public static class RuntimeEnvironmentRidExtensions
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{
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// Gets the identfier that is used for restore by default (this is different from the actual RID, but only on Windows)
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public static string GetLegacyRestoreRuntimeIdentifier()
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{
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if (RuntimeEnvironment.OperatingSystemPlatform != Platform.Windows)
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{
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return RuntimeEnvironment.GetRuntimeIdentifier();
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}
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else
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{
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var arch = RuntimeEnvironment.RuntimeArchitecture.ToLowerInvariant();
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return "win7-" + arch;
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}
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}
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public static IEnumerable<string> GetAllCandidateRuntimeIdentifiers()
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{
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return GetAllCandidateRuntimeIdentifiers(null);
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}
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public static IEnumerable<string> GetAllCandidateRuntimeIdentifiers(IEnumerable<string> fallbackIdentifiers = null)
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{
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List<string> result = new List<string>();
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if (RuntimeEnvironment.OperatingSystemPlatform != Platform.Windows)
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{
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result.Add(RuntimeEnvironment.GetRuntimeIdentifier());
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}
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else
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{
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var arch = RuntimeEnvironment.RuntimeArchitecture.ToLowerInvariant();
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if (RuntimeEnvironment.OperatingSystemVersion.StartsWith("6.1", StringComparison.Ordinal))
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{
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result.Add("win7-" + arch);
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}
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else if (RuntimeEnvironment.OperatingSystemVersion.StartsWith("6.2", StringComparison.Ordinal))
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{
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result.Add("win8-" + arch);
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result.Add("win7-" + arch);
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}
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else if (RuntimeEnvironment.OperatingSystemVersion.StartsWith("6.3", StringComparison.Ordinal))
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{
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result.Add("win81-" + arch);
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result.Add("win8-" + arch);
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result.Add("win7-" + arch);
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}
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else if (RuntimeEnvironment.OperatingSystemVersion.StartsWith("10.0", StringComparison.Ordinal))
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{
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result.Add("win10-" + arch);
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result.Add("win81-" + arch);
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result.Add("win8-" + arch);
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result.Add("win7-" + arch);
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}
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}
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if (fallbackIdentifiers != null)
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{
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foreach (string fallbackIdentifier in fallbackIdentifiers)
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{
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if (!result.Contains(fallbackIdentifier))
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{
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result.Add(fallbackIdentifier);
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}
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}
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}
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return result;
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}
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}
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}
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