Probe for .NET reference assemblies path

This commit is contained in:
Troy Dai 2016-03-10 16:01:11 -08:00
parent 2922251444
commit dc7bab9e28
3 changed files with 62 additions and 4 deletions

View file

@ -8,6 +8,7 @@ using System.Linq;
using System.Runtime.Versioning;
using System.Xml.Linq;
using Microsoft.DotNet.ProjectModel.Utilities;
using Microsoft.Extensions.DependencyModel.Resolution;
using Microsoft.Extensions.PlatformAbstractions;
using NuGet.Frameworks;
@ -53,7 +54,7 @@ namespace Microsoft.DotNet.ProjectModel.Resolution
public static string GetDefaultReferenceAssembliesPath()
{
// Allow setting the reference assemblies path via an environment variable
var referenceAssembliesPath = Environment.GetEnvironmentVariable("DOTNET_REFERENCE_ASSEMBLIES_PATH");
var referenceAssembliesPath = DotNetReferenceAssembliesPathResolver.Resolve();
if (!string.IsNullOrEmpty(referenceAssembliesPath))
{

View file

@ -0,0 +1,59 @@
// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
using System;
using System.IO;
using Microsoft.Extensions.EnvironmentAbstractions;
using Microsoft.Extensions.PlatformAbstractions;
namespace Microsoft.Extensions.DependencyModel.Resolution
{
public class DotNetReferenceAssembliesPathResolver
{
public static readonly string DotNetReferenceAssembliesPathEnv = "DOTNET_REFERENCE_ASSEMBLIES_PATH";
internal static string Resolve(IEnvironment envirnment)
{
var path = envirnment.GetEnvironmentVariable(DotNetReferenceAssembliesPathEnv);
if (!string.IsNullOrEmpty(path))
{
return path;
}
return GetDefaultDotNetReferenceAssembliesPath();
}
public static string Resolve()
{
return Resolve(EnvironmentWrapper.Default);
}
private static string GetDefaultDotNetReferenceAssembliesPath()
{
var os = PlatformServices.Default.Runtime.OperatingSystemPlatform;
if (os == Platform.Windows)
{
return null;
}
if (os == Platform.Darwin &&
Directory.Exists("/Library/Framework/Mono.Framework/Versions/Current/lib/mono/xbuild-frameworks"))
{
return "/Library/Framework/Mono.Framework/Versions/Current/lib/mono/xbuild-frameworks";
}
if (Directory.Exists("/usr/local/lib/mono/xbuild-frameworks"))
{
return "/usr/local/lib/mono/xbuild-frameworks";
}
if (Directory.Exists("/usr/lib/mono/xbuild-frameworks"))
{
return "/usr/lib/mono/xbuild-frameworks";
}
return null;
}
}
}

View file

@ -104,8 +104,7 @@ namespace Microsoft.Extensions.DependencyModel.Resolution
internal static string GetDefaultReferenceAssembliesPath(IRuntimeEnvironment runtimeEnvironment, IEnvironment environment)
{
// Allow setting the reference assemblies path via an environment variable
var referenceAssembliesPath = environment.GetEnvironmentVariable("DOTNET_REFERENCE_ASSEMBLIES_PATH");
var referenceAssembliesPath = DotNetReferenceAssembliesPathResolver.Resolve(environment);
if (!string.IsNullOrEmpty(referenceAssembliesPath))
{
return referenceAssembliesPath;
@ -138,6 +137,5 @@ namespace Microsoft.Extensions.DependencyModel.Resolution
programFiles,
"Reference Assemblies", "Microsoft", "Framework");
}
}
}