From 31012ffecebc9d488aacae9c05a4e43cce65058f Mon Sep 17 00:00:00 2001
From: Eric Erhardt <eric.erhardt@microsoft.com>
Date: Wed, 6 May 2020 10:00:44 -0500
Subject: [PATCH] Remove references to PlatformAbstractions. (#5410)

This will allow us to remove the PlatformAbstractions library from dotnet/runtime.

Contributes to https://github.com/dotnet/runtime/issues/3470
---
 eng/Versions.props                            |  1 -
 .../src/GetTargetMachineInfo.cs               | 67 -------------------
 ...Net.Build.Tasks.TargetFramework.Sdk.csproj |  1 -
 3 files changed, 69 deletions(-)
 delete mode 100644 src/Microsoft.DotNet.Build.Tasks.SharedFramework.Sdk/src/GetTargetMachineInfo.cs

diff --git a/eng/Versions.props b/eng/Versions.props
index 36e052addd8..1a7b225df5f 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -26,7 +26,6 @@
     <MicrosoftCodeAnalysisAnalyzersVersion>2.6.3</MicrosoftCodeAnalysisAnalyzersVersion>
     <MicrosoftCodeAnalysisCSharpVersion>2.9.0</MicrosoftCodeAnalysisCSharpVersion>
     <MsbuildTaskMicrosoftCodeAnalysisCSharpVersion>3.4.0</MsbuildTaskMicrosoftCodeAnalysisCSharpVersion>
-    <MicrosoftDotNetPlatformAbstractionsVersion>2.1.0</MicrosoftDotNetPlatformAbstractionsVersion>
     <MicrosoftIdentityModelClientsActiveDirectoryVersion>3.19.8</MicrosoftIdentityModelClientsActiveDirectoryVersion>
     <MicrosoftRestClientRuntimeVersion>2.3.13</MicrosoftRestClientRuntimeVersion>
     <MicrosoftExtensionsDependencyModelVersion>2.1.0</MicrosoftExtensionsDependencyModelVersion>
diff --git a/src/Microsoft.DotNet.Build.Tasks.SharedFramework.Sdk/src/GetTargetMachineInfo.cs b/src/Microsoft.DotNet.Build.Tasks.SharedFramework.Sdk/src/GetTargetMachineInfo.cs
deleted file mode 100644
index 6edfd368b54..00000000000
--- a/src/Microsoft.DotNet.Build.Tasks.SharedFramework.Sdk/src/GetTargetMachineInfo.cs
+++ /dev/null
@@ -1,67 +0,0 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
-
-using Microsoft.Build.Framework;
-using System.Runtime.InteropServices;
-
-namespace Microsoft.DotNet.Build.Tasks.SharedFramework.Sdk
-{
-    public class GetTargetMachineInfo : BuildTask
-    {
-        [Output]
-        public string TargetOS { get; set; }
-
-        [Output]
-        public string TargetArch { get; set; }
-
-        [Output]
-        public string RuntimeIdentifier { get; set; }
-
-        public override bool ExecuteCore()
-        {
-            switch (RuntimeInformation.OSArchitecture)
-            {
-                case Architecture.X64:
-                    TargetArch = "x64";
-                    break;
-                case Architecture.X86:
-                    TargetArch = "x86";
-                    break;
-                case Architecture.Arm:
-                    TargetArch = "arm";
-                    break;
-                case Architecture.Arm64:
-                    TargetArch = "arm64";
-                    break;
-            }
-
-            if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
-                TargetOS = "Windows_NT";
-            else if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
-                TargetOS = "Linux";
-            else if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
-                TargetOS = "OSX";
-            else if (RuntimeInformation.IsOSPlatform(OSPlatform.Create("FREEBSD")))
-                TargetOS = "FreeBSD";
-            else if (RuntimeInformation.IsOSPlatform(OSPlatform.Create("NETBSD")))
-                TargetOS = "NetBSD";
-
-            RuntimeIdentifier = Microsoft.DotNet.PlatformAbstractions.RuntimeEnvironment.GetRuntimeIdentifier();
-
-            if (TargetArch == null)
-            {
-                Log.LogError("{0} is null", nameof(TargetArch));
-                return false;
-            }
-
-            if (TargetOS == null)
-            {
-                Log.LogError("{0} is null", nameof(TargetOS));
-                return false;
-            }
-
-            return true;
-        }
-    }
-}
diff --git a/src/Microsoft.DotNet.Build.Tasks.TargetFramework.Sdk/src/Microsoft.DotNet.Build.Tasks.TargetFramework.Sdk.csproj b/src/Microsoft.DotNet.Build.Tasks.TargetFramework.Sdk/src/Microsoft.DotNet.Build.Tasks.TargetFramework.Sdk.csproj
index 99a1df06eb2..aad22bef22b 100644
--- a/src/Microsoft.DotNet.Build.Tasks.TargetFramework.Sdk/src/Microsoft.DotNet.Build.Tasks.TargetFramework.Sdk.csproj
+++ b/src/Microsoft.DotNet.Build.Tasks.TargetFramework.Sdk/src/Microsoft.DotNet.Build.Tasks.TargetFramework.Sdk.csproj
@@ -23,7 +23,6 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.Build" Version="$(MicrosoftBuildVersion)" />
     <PackageReference Include="Microsoft.Build.Tasks.Core" Version="$(MicrosoftBuildTasksCoreVersion)" />
-    <PackageReference Include="Microsoft.DotNet.PlatformAbstractions" Version="$(MicrosoftDotNetPlatformAbstractionsVersion)" />
     <PackageReference Include="NuGet.Packaging" Version="$(NugetVersion)" />
   </ItemGroup>