Cake CoreCLR fix

src/Cake.GitVersioning/Cake.GitVersioning.csproj

@@ -13,9 +13,10 @@
     <PackageIcon>cake-contrib-medium.png</PackageIcon>
     <PackageProjectUrl>http://github.com/aarnott/Nerdbank.GitVersioning</PackageProjectUrl>
     <SignAssembly>false</SignAssembly>
-    <!-- We include the whole OutputPath in this tools package. -->
-    <IncludeBuildOutput>false</IncludeBuildOutput>
+
     <TargetsForTfmSpecificContentInPackage>$(TargetsForTfmSpecificContentInPackage);PackBuildOutputs</TargetsForTfmSpecificContentInPackage>
+    <LibGit2SharpNativeBinaries>$(NuGetPackageRoot)libgit2sharp.nativebinaries\$(LibGit2SharpNativeVersion)\</LibGit2SharpNativeBinaries>
+    <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
   </PropertyGroup>
 
   <!-- This is a tools package and should express no dependencies. -->
@@ -36,6 +37,15 @@
 
   <ItemGroup>
     <None Include="cake-contrib-medium.png" Pack="true" PackagePath="" />
+
+    <!-- Include native binaries -->
+    <None Include="$(LibGit2SharpNativeBinaries)runtimes\**\*.*" Pack="true" PackagePath="lib\netstandard2.0\lib\" LinkBase="lib" />
+
+    <!-- Additional copies to work around DllNotFoundException on Mono (https://github.com/AArnott/Nerdbank.GitVersioning/issues/222) -->
+    <None Include="$(LibGit2SharpNativeBinaries)runtimes\osx\native\*.dylib" Pack="true" PackagePath="lib\netstandard2.0\lib\osx\" LinkBase="lib\osx" />
+    <None Include="$(LibGit2SharpNativeBinaries)runtimes\linux-x64\native\*.so" Pack="true" PackagePath="lib\netstandard2.0\lib\linux\x86_64\" LinkBase="lib\linux\x86_64" />
+    <None Include="$(LibGit2SharpNativeBinaries)runtimes\win-x64\native\*.dll" Pack="true" PackagePath="lib\netstandard2.0\lib\win32\x64\" LinkBase="lib\win32\x64" />
+    <None Include="$(LibGit2SharpNativeBinaries)runtimes\win-x86\native\*.dll" Pack="true" PackagePath="lib\netstandard2.0\lib\win32\x86\" LinkBase="lib\win32\x86" />
   </ItemGroup>
 
   <ItemGroup>
@@ -44,9 +54,21 @@
 
   <Target Name="PackBuildOutputs" DependsOnTargets="SatelliteDllsProjectOutputGroup;DebugSymbolsProjectOutputGroup">
     <ItemGroup>
-      <TfmSpecificPackageFile Include="$(OutputPath)\**\*" Exclude="$(OutputPath)\**\*.xml;$(OutputPath)\**\*.pdb;$(OutputPath)\**\Cake.Core.dll">
-        <PackagePath>lib\$(TargetFramework)\</PackagePath>
+      <TfmSpecificPackageFile
+        Include="
+                  $(OutputPath)LibGit2Sharp.dll*;
+                  $(OutputPath)Nerdbank.GitVersioning.*dll;
+                  $(OutputPath)Newtonsoft.Json.dll;
+                  $(OutputPath)Validation.dll;
+                  "
+
+        Exclude="
+                  $(OutputPath)Microsoft.*.dll
+                  $(OutputPath)System.*.dll
+                  "
+        >
+        <PackagePath>lib\$(TargetFramework)</PackagePath>
       </TfmSpecificPackageFile>
     </ItemGroup>
   </Target>
-</Project>
+</Project>

src/Cake.GitVersioning/GitVersioningAliases.cs

@@ -6,6 +6,11 @@
 
 namespace Cake.GitVersioning
 {
+    using System;
+    using System.Linq;
+
+    using Validation;
+
     /// <summary>
     /// Contains functionality for using Nerdbank.GitVersioning.
     /// </summary>
@@ -30,7 +35,35 @@ public static VersionOracle GitVersioningGetVersion(this ICakeContext context, s
         {
             var fullProjectDirectory = (new DirectoryInfo(projectDirectory)).FullName;
 
-            GitExtensions.HelpFindLibGit2NativeBinaries(Path.GetDirectoryName(Assembly.GetAssembly(typeof(GitVersioningAliases)).Location));
+            string directoryName = Path.GetDirectoryName(Assembly.GetAssembly(typeof(GitVersioningAliases)).Location);
+
+            if (string.IsNullOrWhiteSpace(directoryName))
+            {
+                throw new InvalidOperationException("Could not locate the Cake.GitVersioning library");
+            }
+
+            // Even after adding the folder containing the native libgit2 DLL to the PATH, DllNotFoundException is still thrown
+            // Workaround this by copying the contents of the found folder to the current directory
+            GitExtensions.HelpFindLibGit2NativeBinaries(directoryName, out var attemptedDirectory);
+
+            // The HelpFindLibGit2NativeBinaries method throws if the directory does not exist
+            var directoryInfo = new DirectoryInfo(attemptedDirectory);
+
+            // There should only be a single file in the directory, but we do not know its extension
+            // So, we will just get a list of all files rather than trying to determine the correct name and extension
+            // If there are other files there for some reason, it should not matter as long as we don't overwrite anything in the current directory
+            var fileInfos = directoryInfo.GetFiles();
+
+            foreach (var fileInfo in fileInfos)
+            {
+                // Copy the file to the Cake.GitVersioning DLL directory, without overwriting anything
+                string destFileName = Path.Combine(directoryName, fileInfo.Name);
+
+                if (!File.Exists(destFileName))
+                {
+                    File.Copy(fileInfo.FullName, destFileName);
+                }
+            }
 
             return VersionOracle.Create(fullProjectDirectory, null, CloudBuild.Active);
         }

src/Directory.Build.props

@@ -19,6 +19,10 @@
     <EmbedUntrackedSources>true</EmbedUntrackedSources>
     <AllowedOutputExtensionsInPackageBuildOutputFolder>$(AllowedOutputExtensionsInPackageBuildOutputFolder);.pdb</AllowedOutputExtensionsInPackageBuildOutputFolder>
   </PropertyGroup>
+  <PropertyGroup>
+    <!-- LibGit2Sharp Native Binary version - used in both main project and Cake addin -->
+    <LibGit2SharpNativeVersion>2.0.298</LibGit2SharpNativeVersion>
+  </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0-beta2-19367-01" PrivateAssets="All" />
   </ItemGroup>

src/NerdBank.GitVersioning/GitExtensions.cs

@@ -353,7 +353,18 @@ public static IEnumerable<Commit> GetCommitsFromVersion(this Repository repo, Ve
         /// <exception cref="ArgumentException">Thrown if the provided path does not lead to an existing directory.</exception>
         public static void HelpFindLibGit2NativeBinaries(string basePath)
         {
-            if (!TryHelpFindLibGit2NativeBinaries(basePath, out string attemptedDirectory))
+            HelpFindLibGit2NativeBinaries(basePath, out string _);
+        }
+
+        /// <summary>
+        /// Assists the operating system in finding the appropriate native libgit2 module.
+        /// </summary>
+        /// <param name="basePath">The path to the directory that contains the lib folder.</param>
+        /// <param name="attemptedDirectory">Receives the directory that native binaries are expected.</param>
+        /// <exception cref="ArgumentException">Thrown if the provided path does not lead to an existing directory.</exception>
+        public static void HelpFindLibGit2NativeBinaries(string basePath, out string attemptedDirectory)
+        {
+            if (!TryHelpFindLibGit2NativeBinaries(basePath, out attemptedDirectory))
             {
                 throw new ArgumentException($"Unable to find native binaries under directory: \"{attemptedDirectory}\".");
             }
@@ -366,7 +377,7 @@ public static void HelpFindLibGit2NativeBinaries(string basePath)
         /// <returns><c>true</c> if the libgit2 native binaries have been found; <c>false</c> otherwise.</returns>
         public static bool TryHelpFindLibGit2NativeBinaries(string basePath)
         {
-            return TryHelpFindLibGit2NativeBinaries(basePath, out string attemptedDirectory);
+            return TryHelpFindLibGit2NativeBinaries(basePath, out string _);
         }
 
         /// <summary>

src/Nerdbank.GitVersioning.Tasks/Nerdbank.GitVersioning.Tasks.csproj

@@ -18,7 +18,7 @@
 
   <Target Name="SetNuSpecProperties" BeforeTargets="GenerateNuspec" DependsOnTargets="GetBuildVersion">
     <PropertyGroup>
-      <LibGit2SharpNativeBinaries>$(NuGetPackageRoot)libgit2sharp.nativebinaries\2.0.298\</LibGit2SharpNativeBinaries>
+      <LibGit2SharpNativeBinaries>$(NuGetPackageRoot)libgit2sharp.nativebinaries\$(LibGit2SharpNativeVersion)\</LibGit2SharpNativeBinaries>
       <NuspecProperties>$(NuspecProperties);Version=$(Version);commit=$(GitCommitId);BaseOutputPath=$(OutputPath);LibGit2SharpNativeBinaries=$(LibGit2SharpNativeBinaries)</NuspecProperties>
     </PropertyGroup>
   </Target>