1 #region Copyright notice and license 2 3 // Copyright 2018 gRPC authors. 4 // 5 // Licensed under the Apache License, Version 2.0 (the "License"); 6 // you may not use this file except in compliance with the License. 7 // You may obtain a copy of the License at 8 // 9 // http://www.apache.org/licenses/LICENSE-2.0 10 // 11 // Unless required by applicable law or agreed to in writing, software 12 // distributed under the License is distributed on an "AS IS" BASIS, 13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 // See the License for the specific language governing permissions and 15 // limitations under the License. 16 17 #endregion 18 19 using Microsoft.Build.Framework; 20 using Microsoft.Build.Utilities; 21 using Grpc.Core.Internal; 22 23 namespace Grpc.Tools 24 { 25 /// <summary> 26 /// A helper task to resolve actual OS type and bitness. 27 /// </summary> 28 public class ProtoToolsPlatform : Task 29 { 30 /// <summary> 31 /// Return one of 'linux', 'macosx' or 'windows'. 32 /// If the OS is unknown, the property is not set. 33 /// </summary> 34 [Output] 35 public string Os { get; set; } 36 37 /// <summary> 38 /// Return one of 'x64', 'x86', 'arm64'. 39 /// If the CPU is unknown, the property is not set. 40 /// </summary> 41 [Output] 42 public string Cpu { get; set; } 43 44 Execute()45 public override bool Execute() 46 { 47 switch (Platform.Os) 48 { 49 case CommonPlatformDetection.OSKind.Linux: Os = "linux"; break; 50 case CommonPlatformDetection.OSKind.MacOSX: Os = "macosx"; break; 51 case CommonPlatformDetection.OSKind.Windows: Os = "windows"; break; 52 default: Os = ""; break; 53 } 54 55 switch (Platform.Cpu) 56 { 57 case CommonPlatformDetection.CpuArchitecture.X86: Cpu = "x86"; break; 58 case CommonPlatformDetection.CpuArchitecture.X64: Cpu = "x64"; break; 59 case CommonPlatformDetection.CpuArchitecture.Arm64: Cpu = "arm64"; break; 60 default: Cpu = ""; break; 61 } 62 63 // Use x64 on macosx arm64 until a native protoc is shipped 64 if (Os == "macosx" && Cpu == "arm64") 65 { 66 Cpu = "x64"; 67 } 68 // Use x86 on Windows arm64 until a native protoc is shipped 69 else if (Os == "windows" && Cpu == "arm64") 70 { 71 Cpu = "x86"; 72 } 73 74 return true; 75 } 76 }; 77 } 78