Update to Arcade 5.0 and .NET 5.0 (#5836)

Co-authored-by: Rainer Sigwald <raines@microsoft.com>
Now on dotnet 5.0.102
Removed OsEnvironment in favor of IsOSPlatform intrinsic function
Nowarn on SYSLIB0011
Update various build scripts with net5.0 path
Use IsTargetFrameworkCompatible in various locations to simplify checks.

Directory.Build.props

@@ -6,7 +6,7 @@
     <Copyright>$(CopyrightNetFoundation)</Copyright>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
   </PropertyGroup>
-  
+
   <PropertyGroup>
     <Product>Microsoft® Build Tools®</Product>
     <Configurations>Debug;Release;Debug-MONO;Release-MONO;MachineIndependent</Configurations>
@@ -16,19 +16,6 @@
     <FullFrameworkTFM>net472</FullFrameworkTFM>
   </PropertyGroup>
 
-  <PropertyGroup>
-    <OsEnvironment Condition="$([MSBuild]::IsOSPlatform('windows'))">windows</OsEnvironment>
-    <OsEnvironment Condition="$([MSBuild]::IsOSPlatform('linux'))">linux</OsEnvironment>
-    <OsEnvironment Condition="$([MSBuild]::IsOSPlatform('osx'))">osx</OsEnvironment>
-    <!-- Replace with MSBuild::IsBsdLike once the initial msbuild knows about it -->
-    <OsEnvironment Condition="$([MSBuild]::IsOSPlatform('FREEBSD')) Or $([MSBuild]::IsOSPlatform('NETBSD')) Or $([MSBuild]::IsOSPlatform('OPENBSD'))">bsd</OsEnvironment>
-
-    <OsUnixLike>false</OsUnixLike>
-    <OsUnixLike Condition="$([MSBuild]::IsOsUnixLike())">true</OsUnixLike>
-
-    <TargetPlatformIdentifier Condition="'$(TargetPlatformIdentifier)'==''">$(OS)</TargetPlatformIdentifier>
-  </PropertyGroup>
-
   <PropertyGroup>
     <DOTNET_INSTALL_DIR Condition="'$(DOTNET_INSTALL_DIR)' == ''">$(RepoRoot).dotnet\</DOTNET_INSTALL_DIR>
 
@@ -49,9 +36,10 @@
         CS1701 and CS1702 are by default ignored by Microsoft.NET.Sdk, but if you define the NoWarn property in Directory.Build.props,
         you don't get those defaults.
         NU5125: Arcade uses licenseUrl when doing pack, which now causes NU5125 warning. This disables that warning until arcade can switch over.
+        SYSLIB0011: Removing binary formatter will happen as part of a larger .NET-wide effort.
     -->
 
-    <NoWarn>$(NoWarn);NU1603;NU5105;NU5125;1701;1702</NoWarn>
+    <NoWarn>$(NoWarn);NU1603;NU5105;NU5125;1701;1702;SYSLIB0011</NoWarn>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)' == 'Debug-MONO'">

eng/Packages.props

@@ -28,6 +28,7 @@
     <PackageReference Update="System.Reflection.TypeExtensions" Version="4.1.0" />
     <PackageReference Update="System.Resources.Extensions" Version="4.6.0" />
     <PackageReference Update="System.Resources.Writer" Version="4.0.0" />
+    <PackageReference Update="System.Runtime.CompilerServices.Unsafe" Version="5.0.0"/>
     <PackageReference Update="System.Runtime.InteropServices" Version="4.3.0" />
     <PackageReference Update="System.Runtime.InteropServices.RuntimeInformation" Version="4.3.0" />
     <PackageReference Update="System.Runtime.Loader" Version="4.0.0" />
@@ -46,6 +47,10 @@
     <PackageReference Update="xunit.core" Version="$(XUnitVersion)" />
   </ItemGroup>
 
+  <ItemGroup Condition="'$(MonoBuild)' == 'true' or $([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)', 'netcoreapp2.1'))">
+    <PackageReference Update="Microsoft.Extensions.DependencyModel" Version="5.0.0"/>
+  </ItemGroup>
+
   <ItemGroup Condition="'$(DotNetBuildFromSource)' != 'true'">
     <GlobalPackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0" PrivateAssets="All"/>
   </ItemGroup>

eng/Version.Details.xml

@@ -1,17 +1,17 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Dependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="1.0.0-beta.20580.3">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="5.0.0-beta.20621.10">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>7ee8c2b620e66b3762d7a5a688dee8238770c86a</Sha>
+      <Sha>6813f5aa511a7a4498fa217a54219b5704a01f83</Sha>
     </Dependency>
     <Dependency Name="NuGet.Build.Tasks" Version="5.9.0-preview.3.7016">
       <Uri>https://github.com/NuGet/NuGet.Client</Uri>
       <Sha>719f110bf31709b7f8bdf1ab74024450936d866c</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Net.Compilers.Toolset" Version="">
+    <Dependency Name="Microsoft.Net.Compilers.Toolset" Version="3.9.0-2.20574.26">
       <Uri>https://github.com/dotnet/roslyn</Uri>
-      <Sha />
+      <Sha>e9fd4dc7d74932c0d4b042251bc5a88bb5b3c437</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>

eng/Versions.props

@@ -23,8 +23,10 @@
   </PropertyGroup>
   <!-- Toolset Dependencies -->
   <PropertyGroup>
-    <DotNetCliVersion>3.1.100</DotNetCliVersion>
-    <MicrosoftNetCompilersToolsetVersion>3.3.1-beta3-final</MicrosoftNetCompilersToolsetVersion>
+    <!-- DotNetCliVersion MUST match the dotnet version in global.json.
+         Otherwise, this version of dotnet will not be installed and the build will error out. -->
+    <DotNetCliVersion>5.0.102</DotNetCliVersion>
+    <MicrosoftNetCompilersToolsetVersion>3.9.0-2.20574.26</MicrosoftNetCompilersToolsetVersion>
     <NuGetBuildTasksVersion>5.9.0-preview.3.7016</NuGetBuildTasksVersion>
   </PropertyGroup>
   <Target Name="OverrideArcadeFileVersion" AfterTargets="_InitializeAssemblyVersion">

eng/cibuild_bootstrapped_msbuild.ps1

@@ -95,7 +95,7 @@ try {
   else
   {
     $buildToolPath = $dotnetExePath
-    $buildToolCommand = Join-Path $bootstrapRoot "netcoreapp2.1\MSBuild\MSBuild.dll"
+    $buildToolCommand = Join-Path $bootstrapRoot "net5.0\MSBuild\MSBuild.dll"
     $buildToolFramework = "netcoreapp2.1"
   }
 

eng/cibuild_bootstrapped_msbuild.sh

@@ -62,7 +62,7 @@ bootstrapRoot="$Stage1Dir/bin/bootstrap"
 if [ $host_type = "core" ]
 then
   _InitializeBuildTool="$_InitializeDotNetCli/dotnet"
-  _InitializeBuildToolCommand="$bootstrapRoot/netcoreapp2.1/MSBuild/MSBuild.dll"
+  _InitializeBuildToolCommand="$bootstrapRoot/net5.0/MSBuild/MSBuild.dll"
   _InitializeBuildToolFramework="netcoreapp2.1"
 elif [ $host_type = "mono" ]
 then