| 1 | // Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information. |
| 2 | |
| 3 | namespace WixInternal.TestSupport |
| 4 | { |
| 5 | using System; |
| 6 | using System.IO; |
| 7 | |
| 8 | public class VswhereRunner : ExternalExecutable |
| 9 | { |
| 10 | private static readonly string VswhereRelativePath = @"Microsoft Visual Studio\Installer\vswhere.exe"; |
| 11 | |
| 12 | private static readonly object InitLock = new object(); |
| 13 | private static bool Initialized; |
| 14 | private static VswhereRunner Instance; |
| 15 | |
| 16 | public static ExternalExecutableResult Execute(string args, bool mergeErrorIntoOutput = false) => |
| 17 | InitAndExecute(args, mergeErrorIntoOutput); |
| 18 | |
| 19 | private static ExternalExecutableResult InitAndExecute(string args, bool mergeErrorIntoOutput) |
| 20 | { |
| 21 | lock (InitLock) |
| 22 | { |
| 23 | if (!Initialized) |
| 24 | { |
| 25 | Initialized = true; |
| 26 | var vswherePath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFilesX86), VswhereRelativePath); |
| 27 | if (!File.Exists(vswherePath)) |
| 28 | { |
| 29 | throw new InvalidOperationException($"Failed to find vswhere at: {vswherePath}"); |
| 30 | } |
| 31 | |
| 32 | Instance = new VswhereRunner(vswherePath); |
| 33 | } |
| 34 | } |
| 35 | |
| 36 | return Instance.Run(args, mergeErrorIntoOutput); |
| 37 | } |
| 38 | |
| 39 | private VswhereRunner(string exePath) : base(exePath) { } |
| 40 | } |
| 41 | } |