microsoft · kivikakk · Feb 20, 2019 · Mar 31, 2019 · Mar 20, 2019 · Mar 21, 2019
diff --git a/GVFS.sln b/GVFS.sln
diff --git a/GVFS/FastFetch/FastFetch.csproj b/GVFS/FastFetch/FastFetch.csproj
@@ -19,6 +19,11 @@
     <Version>$(GVFSVersion)</Version>
   </PropertyGroup>
 
+  <PropertyGroup Condition="'$(MSBuildRuntimeType)' == 'Core'">
+    <IsLinux Condition="'$([System.Runtime.InteropServices.RuntimeInformation]::IsOSPlatform($([System.Runtime.InteropServices.OSPlatform]::Linux)))' == 'true'">true</IsLinux>
+    <IsOSX Condition="'$([System.Runtime.InteropServices.RuntimeInformation]::IsOSPlatform($([System.Runtime.InteropServices.OSPlatform]::OSX)))' == 'true'">true</IsOSX>
+  </PropertyGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\GVFS.Common\GVFS.Common.csproj" />
     <ProjectReference Include="..\GVFS.Virtualization\GVFS.Virtualization.csproj" />
@@ -35,14 +40,22 @@
         </Compile>
       </ItemGroup>
     </When>
-    <Otherwise>
+    <When Condition="'$(IsLinux)' == 'true'">
+      <ItemGroup>
+        <ProjectReference Include="..\GVFS.Platform.Linux\GVFS.Platform.Linux.csproj" />
+        <Compile Include="..\GVFS.PlatformLoader\PlatformLoader.Linux.cs">
+          <Link>PlatformLoader.Linux.cs</Link>
+        </Compile>
+      </ItemGroup>
+    </When>
+    <When Condition="'$(IsOSX)' == 'true'">
       <ItemGroup>
         <ProjectReference Include="..\GVFS.Platform.Mac\GVFS.Platform.Mac.csproj" />
         <Compile Include="..\GVFS.PlatformLoader\PlatformLoader.Mac.cs">
           <Link>PlatformLoader.Mac.cs</Link>
         </Compile>
       </ItemGroup>
-    </Otherwise>
+    </When>
   </Choose>
 
   <ItemGroup>

diff --git a/GVFS/GVFS.FunctionalTests/Categories.cs b/GVFS/GVFS.FunctionalTests/Categories.cs
@@ -7,6 +7,7 @@ public static class Categories
         public const string GitCommands = "GitCommands";
 
         public const string WindowsOnly = "WindowsOnly";
+        public const string LinuxOnly = "LinuxOnly";
         public const string MacOnly = "MacOnly";
 
         public static class MacTODO

diff --git a/GVFS/GVFS.FunctionalTests/FileSystemRunners/FileSystemRunner.cs b/GVFS/GVFS.FunctionalTests/FileSystemRunners/FileSystemRunner.cs
@@ -16,6 +16,13 @@ public abstract class FileSystemRunner
                 new object[] { new BashRunner() },
             };
 
+        public static object[] AllLinuxRunners { get; } =
+            new[]
+            {
+                new object[] { new SystemIORunner() },
+                new object[] { new BashRunner() },
+            };
+
         public static object[] AllMacRunners { get; } =
             new[]
             {

diff --git a/GVFS/GVFS.FunctionalTests/FileSystemRunners/SystemIORunner.cs b/GVFS/GVFS.FunctionalTests/FileSystemRunners/SystemIORunner.cs
@@ -97,7 +97,7 @@ public override void CreateHardLink(string newLinkFilePath, string existingFileP
             }
             else
             {
-                MacCreateHardLink(existingFilePath, newLinkFilePath).ShouldEqual(0, $"Failed to create hard link: {Marshal.GetLastWin32Error()}");
+                POSIXCreateHardLink(existingFilePath, newLinkFilePath).ShouldEqual(0, $"Failed to create hard link: {Marshal.GetLastWin32Error()}");
             }
         }
 
@@ -214,20 +214,27 @@ public override void ChangeMode(string path, ushort mode)
             {
                 throw new NotSupportedException();
             }
+            else if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
+            {
+                LinuxChmod(path, (uint)mode).ShouldEqual(0, $"Failed to chmod: {Marshal.GetLastWin32Error()}");
+            }
             else
             {
-                Chmod(path, mode).ShouldEqual(0, $"Failed to chmod: {Marshal.GetLastWin32Error()}");
+                MacChmod(path, mode).ShouldEqual(0, $"Failed to chmod: {Marshal.GetLastWin32Error()}");
             }
         }
 
         [DllImport("kernel32", SetLastError = true)]
         private static extern bool MoveFileEx(string existingFileName, string newFileName, int flags);
 
         [DllImport("libc", EntryPoint = "link", SetLastError = true)]
-        private static extern int MacCreateHardLink(string oldPath, string newPath);
+        private static extern int POSIXCreateHardLink(string oldPath, string newPath);
+
+        [DllImport("libc", EntryPoint = "chmod", SetLastError = true)]
+        private static extern int LinuxChmod(string pathname, uint mode);
 
         [DllImport("libc", EntryPoint = "chmod", SetLastError = true)]
-        private static extern int Chmod(string pathname, ushort mode);
+        private static extern int MacChmod(string pathname, ushort mode);
 
         [DllImport("libc", EntryPoint = "rename", SetLastError = true)]
         private static extern int Rename(string oldPath, string newPath);

diff --git a/GVFS/GVFS.FunctionalTests/GVFS.FunctionalTests.csproj b/GVFS/GVFS.FunctionalTests/GVFS.FunctionalTests.csproj
@@ -7,7 +7,7 @@
     <!-- see https://github.com/NuGet/Home/issues/4837 for reference to CopyLocalLockFileAssemblies -->
     <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
     <TargetLatestRuntimePatch>true</TargetLatestRuntimePatch>
-    <RuntimeIdentifiers>win-x64;osx-x64</RuntimeIdentifiers>
+    <RuntimeIdentifiers>win-x64;osx-x64;linux-x64</RuntimeIdentifiers>
   </PropertyGroup>
 
   <PropertyGroup>

diff --git a/GVFS/GVFS.FunctionalTests/Program.cs b/GVFS/GVFS.FunctionalTests/Program.cs
@@ -49,6 +49,10 @@ public static void Main(string[] args)
                 {
                     GVFSTestConfig.FileSystemRunners = FileSystemRunners.FileSystemRunner.AllWindowsRunners;
                 }
+                else if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
+                {
+                    GVFSTestConfig.FileSystemRunners = FileSystemRunners.FileSystemRunner.AllLinuxRunners;
+                }
                 else if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
                 {
                     GVFSTestConfig.FileSystemRunners = FileSystemRunners.FileSystemRunner.AllMacRunners;
@@ -84,6 +88,15 @@ public static void Main(string[] args)
                 includeCategories.Remove(Categories.ExtraCoverage);
             }
 
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
+            {
+                excludeCategories.Add(Categories.WindowsOnly);
+            }
+            else
+            {
+                excludeCategories.Add(Categories.LinuxOnly);
+            }
+
             if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
             {
                 excludeCategories.Add(Categories.MacTODO.FailsOnBuildAgent);

diff --git a/GVFS/GVFS.Hooks/GVFS.Hooks.Linux.csproj b/GVFS/GVFS.Hooks/GVFS.Hooks.Linux.csproj
@@ -0,0 +1,113 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <Import Project="..\GVFS.Build\GVFS.cs.props" />
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <AssemblyName>GVFS.Hooks</AssemblyName>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
+    <Platforms>x64</Platforms>
+    <RunTimeIdentifiers>linux-x64</RunTimeIdentifiers>
+    <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
+  </PropertyGroup>
+
+  <PropertyGroup>
+    <RootNamespace>GVFS.Hooks</RootNamespace>
+    <AssemblyName>GVFS.Hooks</AssemblyName>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <Version>$(GVFSVersion)</Version>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Version>$(GVFSVersion)</Version>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Remove="HooksPlatform\GVFSHooksPlatform.Mac.cs" />
+    <Compile Remove="HooksPlatform\GVFSHooksPlatform.Windows.cs" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <!--
+    Files from GVFS.Common included as links here to prevent adding
+    project reference. The project reference leads to performance degradation
+    due to the other dependencies that come along with GVFS.Common.
+    -->
+    <Compile Include="..\GVFS.Common\ConsoleHelper.cs">
+      <Link>Common\ConsoleHelper.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\Git\GitConfigHelper.cs">
+      <Link>Common\Git\GitConfigHelper.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\Git\GitConfigSetting.cs">
+      <Link>Common\Git\GitConfigSetting.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\Git\GitVersion.cs">
+      <Link>Common\Git\GitVersion.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\GVFSConstants.cs">
+      <Link>Common\GVFSConstants.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\GVFSEnlistment.Shared.cs">
+      <Link>Common\GVFSEnlistment.Shared.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\GVFSLock.Shared.cs">
+      <Link>Common\GVFSLock.Shared.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\NamedPipes\BrokenPipeException.cs">
+      <Link>Common\NamedPipes\BrokenPipeException.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\NamedPipes\LockNamedPipeMessages.cs">
+      <Link>Common\NamedPipes\LockNamedPipeMessages.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\NamedPipes\NamedPipeClient.cs">
+      <Link>Common\NamedPipes\NamedPipeClient.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\NamedPipes\NamedPipeStreamReader.cs">
+      <Link>Common\NamedPipes\NamedPipeStreamReader.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\NamedPipes\NamedPipeStreamWriter.cs">
+      <Link>Common\NamedPipes\NamedPipeStreamWriter.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\NativeMethods.Shared.cs">
+      <Link>Common\NativeMethods.Shared.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\Paths.Shared.cs">
+      <Link>Common\Paths.Shared.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\ProcessHelper.cs">
+      <Link>Common\ProcessHelper.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\ProcessResult.cs">
+      <Link>Common\ProcessResult.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\ProductUpgraderInfo.Shared.cs" Link="Common\ProductUpgraderInfo.Shared.cs" />
+    <Compile Include="..\GVFS.Common\Tracing\EventLevel.cs">
+      <Link>Common\Tracing\EventLevel.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\Tracing\EventMetadata.cs">
+      <Link>Common\Tracing\EventMetadata.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\Tracing\EventOpcode.cs">
+      <Link>Common\Tracing\EventOpcode.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\Tracing\ITracer.cs">
+      <Link>Common\Tracing\ITracer.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Common\Tracing\Keywords.cs">
+      <Link>Common\Tracing\Keywords.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Platform.Linux\LinuxPlatform.Shared.cs">
+      <Link>"LinuxPlatform.Shared.cs"</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Platform.POSIX\POSIXFileSystem.Shared.cs">
+      <Link>POSIX\POSIXFileSystem.Shared.cs</Link>
+    </Compile>
+    <Compile Include="..\GVFS.Platform.POSIX\POSIXPlatform.Shared.cs">
+      <Link>POSIX\POSIXPlatform.Shared.cs</Link>
+    </Compile>
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="StyleCop.Analyzers" Version="1.0.2">
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+  </ItemGroup>
+</Project>
diff --git a/GVFS/GVFS.Hooks/GVFS.Hooks.Mac.csproj b/GVFS/GVFS.Hooks/GVFS.Hooks.Mac.csproj
@@ -20,6 +20,7 @@
     <Version>$(GVFSVersion)</Version>
   </PropertyGroup>
   <ItemGroup>
+    <Compile Remove="HooksPlatform\GVFSHooksPlatform.Linux.cs" />
     <Compile Remove="HooksPlatform\GVFSHooksPlatform.Windows.cs" />
   </ItemGroup>
 

diff --git a/GVFS/GVFS.Hooks/HooksPlatform/GVFSHooksPlatform.Linux.cs b/GVFS/GVFS.Hooks/HooksPlatform/GVFSHooksPlatform.Linux.cs
@@ -0,0 +1,12 @@
+using GVFS.Platform.Linux;
+
+namespace GVFS.Hooks.HooksPlatform
+{
+    public static partial class GVFSHooksPlatform
+    {
+        public static string GetDataRootForGVFS()
+        {
+            return LinuxPlatform.GetDataRootForGVFSImplementation();
+        }
+    }
+}
diff --git a/GVFS/GVFS.Mount/GVFS.Mount.Linux.csproj b/GVFS/GVFS.Mount/GVFS.Mount.Linux.csproj
@@ -0,0 +1,35 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <Import Project="..\GVFS.Build\GVFS.cs.props" />
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <AssemblyName>GVFS.Mount</AssemblyName>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
+    <Platforms>x64</Platforms>
+    <RunTimeIdentifiers>linux-x64</RunTimeIdentifiers>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <Version>$(GVFSVersion)</Version>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Version>$(GVFSVersion)</Version>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Compile Include="..\GVFS.PlatformLoader\PlatformLoader.Linux.cs">
+      <Link>PlatformLoader.Linux.cs</Link>
+    </Compile>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\GVFS.Platform.Linux\GVFS.Platform.Linux.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="CommandLineParser" Version="2.1.1-beta" />
+    <PackageReference Include="StyleCop.Analyzers" Version="1.0.2">
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+  </ItemGroup>
+
+</Project>
diff --git a/GVFS/GVFS.NativeHooks.Common/common.h b/GVFS/GVFS.NativeHooks.Common/common.h
@@ -5,6 +5,9 @@
 #ifdef __APPLE__
 typedef std::string PATH_STRING;
 typedef int PIPE_HANDLE;
+#elif __gnu_linux__
+typedef std::string PATH_STRING;
+typedef int PIPE_HANDLE;
 #elif _WIN32
 typedef std::wstring PATH_STRING;
 typedef HANDLE PIPE_HANDLE;

diff --git a/GVFS/GVFS.Platform.Linux/GVFS.Platform.Linux.csproj b/GVFS/GVFS.Platform.Linux/GVFS.Platform.Linux.csproj
@@ -0,0 +1,40 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <Import Project="..\GVFS.Build\GVFS.cs.props" />
+  <PropertyGroup>
+    <TargetFrameworks>netcoreapp2.1;netstandard2.0</TargetFrameworks>
+    <Platforms>x64</Platforms>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <TargetLatestRuntimePatch>true</TargetLatestRuntimePatch>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <Version>$(GVFSVersion)</Version>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Version>$(GVFSVersion)</Version>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Version)' == ''">
+    <Version>$(GVFSVersion)</Version>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\ProjFS.Linux\PrjFSLib.Linux.Managed\PrjFSLib.Linux.Managed.csproj" />
+    <ProjectReference Include="..\GVFS.Virtualization\GVFS.Virtualization.csproj" />
+    <ProjectReference Include="..\GVFS.Common\GVFS.Common.csproj" />
+    <ProjectReference Include="..\GVFS.Platform.POSIX\GVFS.Platform.POSIX.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="CommandLineParser" Version="2.1.1-beta" />
+    <PackageReference Include="StyleCop.Analyzers" Version="1.0.2">
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+  </ItemGroup>
+
+<!-- TODO(Linux):
+  <ItemGroup Condition="'$(OS)' != 'Windows_NT' And '$(CopyPrjFS)' == 'true'">
+    <None Include="$(BuildOutputDir)\ProjFS.Linux\Native\$(Configuration)\libprojfs.so" CopyToOutputDirectory="PreserveNewest" />
+  </ItemGroup>
+-->
+</Project>
diff --git a/GVFS/GVFS.Platform.Linux/LinuxDiskLayoutUpgradeData.cs b/GVFS/GVFS.Platform.Linux/LinuxDiskLayoutUpgradeData.cs
@@ -0,0 +1,27 @@
+using GVFS.Common;
+using GVFS.DiskLayoutUpgrades;
+
+namespace GVFS.Platform.Linux
+{
+    public class LinuxDiskLayoutUpgradeData : IDiskLayoutUpgradeData
+    {
+        public DiskLayoutUpgrade[] Upgrades
+        {
+            get
+            {
+                return new DiskLayoutUpgrade[0];
+            }
+        }
+
+        public DiskLayoutVersion Version => new DiskLayoutVersion(
+            currentMajorVersion: 18,
+            currentMinorVersion: 0,
+            minimumSupportedMajorVersion: 18);
+
+        public bool TryParseLegacyDiskLayoutVersion(string dotGVFSPath, out int majorVersion)
+        {
+            majorVersion = 0;
+            return false;
+        }
+    }
+}