add windows c# ci job

Author: vigsterkr

.ci/ci.yml

@@ -139,7 +139,7 @@ jobs:
   steps:
   - template: ./macos-steps.yml
 
-- job: windows
+- job: windows_libshogun
   displayName: Windows
   timeoutInMinutes: 120
 
@@ -151,13 +151,47 @@ jobs:
       py36:
         CONDA_PY: "36"
         CONDA_ENV: shogun
+        cmakeOptions: '-DBUILD_META_EXAMPLES=OFF'
 
   variables:
     clcacheDir: 'C:\\Users\\VssAdministrator\\clcache'
     clcacheArtifactName: 'clcache-vs17'
-    clcacheArchive: '$(Build.ArtifactStagingDirectory)/clache-$(Build.BuildId).tar.gz'
+    clcacheArchive: '$(Build.ArtifactStagingDirectory)/clcache-$(Build.BuildId).tar.gz'
+    libshogunArtifactName: 'libshogun-vs17'
+    libshogunArchive: '$(Build.ArtifactStagingDirectory)/libshogun-$(Build.BuildId).tar.gz'
+    targetPrefix: '$(Build.BinariesDirectory)\\opt'
     buildConfiguration: Release
     buildPlatform: x64
 
   steps:
   - template: ./windows-steps.yml
+
+- job: windows_swig
+  displayName: Windows SWIG Interface
+  dependsOn: windows_libshogun
+  timeoutInMinutes: 120
+
+  pool:
+    vmImage: 'vs2017-win2016'
+
+  strategy:
+    matrix:
+      csharp:
+        cmakeOptions: '$(commonSWIGCMakeFlags) -DINTERFACE_CSHARP=ON'
+        interfaceName: 'csharp'
+
+  variables:
+    targetPrefix: '$(Build.BinariesDirectory)\\opt'
+    libshogunArtifactName: 'libshogun-vs17'
+    libshogunArchive: '$(Build.ArtifactStagingDirectory)/libshogun-$(Build.BuildId).tar.gz'
+    commonSWIGCMakeFlags: '-DLIBSHOGUN=OFF -DDISABLE_UNIT_TESTS=ON -DDISABLE_META_CPP=ON'
+    clcacheDir: 'C:\\Users\\VssAdministrator\\clcache'
+    clcacheArtifactName: 'clcache-$(interfaceName)'
+    clcacheArchive: '$(Build.ArtifactStagingDirectory)/clcache-$(Build.BuildId).tar.gz'
+    buildConfiguration: Release
+    buildPlatform: x64
+
+  steps:
+  - template: ./windows-steps.yml
+    parameters:
+      swig: true

.ci/docker-steps.yml

@@ -5,7 +5,6 @@ steps:
   submodules: true
 
 - script: mkdir $(ccacheDir) $(targetPrefix)
-  condition:
   displayName: Create artifact directories
 
 - template: ./download-extract.yml

.ci/download-extract.yml

@@ -44,10 +44,31 @@ steps:
       workingDirectory: ${{ parameters.downloadPath }}
       failOnStderr: true
 
+# Windows
+- powershell: |
+    $ARTIFACT_DIR = ${{ format('"{0}\{1}"', parameters.downloadPath, parameters.artifactName) }}
+    if (Test-Path -Path $ARTIFACT_DIR) {
+      Write-Host "##vso[task.setVariable variable=ARTIFACT_EXISTS;]true"
+    } else {
+      Write-Host "##vso[task.setVariable variable=ARTIFACT_EXISTS;]false"
+    }
+  displayName: ${{ format('Checking {0} download task status', parameters.name) }}
+  condition: eq(variables['Agent.OS'], 'Windows_NT')
+
+# Linux and macOS
+- bash: |
+    if [ -d ${{ format('{0}/{1}', parameters.downloadPath, parameters.artifactName) }} ]; then
+      echo "##vso[task.setVariable variable=ARTIFACT_EXISTS]true"
+    else
+      echo "##vso[task.setVariable variable=ARTIFACT_EXISTS]false"
+    fi
+  displayName: ${{ format('Checking {0} download task status', parameters.name) }}
+  condition: ne(variables['Agent.OS'], 'Windows_NT')
+
 - task: ExtractFiles@1
   displayName: ${{ format('Extract {0} archive', parameters.name) }}
-  condition: eq(variables['Agent.JobStatus'], 'Succeeded')
+  condition: eq(variables.ARTIFACT_EXISTS, 'true')
   inputs:
     archiveFilePatterns: ${{ format('{0}/{1}/*.tar*', parameters.downloadPath, parameters.artifactName) }}
     destinationFolder: ${{ parameters.destinationFolder }}
-    cleanDestinationFolder: True
+    cleanDestinationFolder: true

.ci/windows-steps.yml

@@ -9,43 +9,57 @@ steps:
   inputs:
     createCustomEnvironment: True
     environmentName: shogun
-    packageSpecs: 'python=3.6.* setuptools numpy scipy eigen rxcpp snappy zlib ctags ply jinja2 gtest mkl-devel'
+    packageSpecs: 'python=3.6.* setuptools numpy scipy eigen rxcpp snappy zlib ctags ply jinja2 gtest mkl-devel swig'
     createOptions: '-c conda-forge'
     updateConda: false
 
 - script: |
     .ci\\setup_clcache.cmd
   displayName: Setup CLCache
 
+- script: mkdir $(targetPrefix)
+  displayName: Create artifact directory
+
 - template: ./download-extract.yml
   parameters:
     name: 'CLcache'
     artifactName: $(clcacheArtifactName)
     destinationFolder: $(clcacheDir)
-    downloadPath: $(build.binariesDirectory)
+    downloadPath: $(Build.BinariesDirectory)
+
+- ${{ if eq(parameters.swig, 'true') }}:
+  - template: ./download-extract.yml
+    parameters:
+      name: 'LibShogun'
+      artifactName: $(libshogunArtifactName)
+      downloadPath: $(Build.BinariesDirectory)
+      destinationFolder: $(targetPrefix)
+      specificBuildWithTriggering: true
 
 - task: CMake@1
   displayName: Setup
   inputs:
-    cmakeArgs: '-G "Visual Studio 15 2017 Win64" -DCMAKE_BUILD_TYPE=$(buildConfiguration) -DCMAKE_INSTALL_PREFIX=$(CONDA_PREFIX)\Library -DBUILD_META_EXAMPLES=OFF -DENABLE_TESTING=ON ..'
+    cmakeArgs: '-G "Visual Studio 15 2017 Win64" -DCMAKE_BUILD_TYPE=$(buildConfiguration) -DCMAKE_PREFIX_PATH=$(CONDA_PREFIX)\Library -DENABLE_TESTING=ON -DCMAKE_INSTALL_PREFIX=$(targetPrefix) $(cmakeOptions) ..'
 
-- task: VSBuild@1
-  displayName: 'VSBuild ($(buildConfiguration) $(buildPlatform))'
-  inputs:
-    solution: 'build/shogun.sln'
-    vsVersion: 'latest'
-    platform: $(buildPlatform)
-    msbuildArchitecture: $(buildPlatform)
-    msbuildArgs: '/p:TrackFileAccess=false /p:CLToolExe=clcache.exe'
-    configuration: $(buildConfiguration)
-
-- script: ctest -j%NUMBER_OF_PROCESSORS% -C $(buildConfiguration)
+- script: cmake --build . --config $(buildConfiguration) --target INSTALL -- /p:TrackFileAccess=false /p:CLToolExe=clcache.exe /m:2
+  displayName: 'Build ($(buildConfiguration) $(buildPlatform))'
+  workingDirectory: $(Build.SourcesDirectory)\build
+
+- script: ctest -j 2
   displayName: Test
-  workingDirectory: build
+  workingDirectory: $(Build.SourcesDirectory)\build
 
 - script: clcache -s
   displayName: CLCache statistics
 
+- ${{ if ne(parameters.swig, 'true') }}:
+  - template: ./archive-deploy.yml
+    parameters:
+      name: 'LibShogun'
+      dir: $(targetPrefix)
+      archive: $(libshogunArchive)
+      artifactName: $(libshogunArtifactName)
+
 - template: ./archive-deploy.yml
   parameters:
     name: 'CLcache'

cmake/FindCSharp.cmake

@@ -64,7 +64,7 @@ endif( )
 
 
 FIND_PACKAGE_HANDLE_STANDARD_ARGS(CSharp FOUND_VAR CSHARP_FOUND
-                                  REQUIRED_VARS CSHARP_TYPE CSHARP_COMPILER CSHARP_INTERPRETER
+                                  REQUIRED_VARS CSHARP_TYPE CSHARP_COMPILER
                                   VERSION_VAR CSHARP_VERSION)
 
 mark_as_advanced( CSHARP_TYPE CSHARP_VERSION CSHARP_COMPILER CSHARP_INTERPRETER CSHARP_PLATFORM CSHARP_SDK )