Create Azure DevOps pipeline based on .github/workflows/build_cmake.yml

The Azure DevOps pipeline performs mainly the same steps with some
adaptions.

Author: Jean-Marc Hengen

azure.yml

@@ -0,0 +1,107 @@
+trigger:
+  batch: true
+  branches:
+    include:
+      - master
+
+parameters:
+  - name: buildType
+    displayName: Build type used during smoke tests.
+    default: RelWithDebInfo
+    type: string
+    values:
+      - Debug
+      - Release
+      - RelWithDebInfo
+
+variables:
+  - name: Build.CMakeBinariesDirectory
+    readonly: true
+    value: $(Build.BinariesDirectory)/build
+  - name: Build.CCacheDirectory
+    readonly: true
+    value: $(Build.BinariesDirectory)/ccache
+  - name: Conan.SystemRequiresMode
+    readonly: true
+    value: enabled
+  - name: Conan.UserHome
+    readonly: true
+    value: $(Build.BinariesDirectory)/conan-cache
+  - name: Conan.UserHomeShort
+    readonly: true
+    value: $(Build.BinariesDirectory)/conan-cache/short
+
+jobs:
+  - job:
+
+    pool:
+      vmImage: ubuntu-20.04
+
+    workspace:
+      clean: outputs
+
+    steps:
+      - checkout: self
+        clean: true
+        displayName: Get the software
+        fetchDepth: 1
+
+      - bash: |
+          sudo apt-get install ccache -y
+          echo "##vso[task.prependpath]/usr/lib/ccache"
+        displayName: Install ccache and update PATH to use linked versions of gcc, cc, etc
+
+      - bash: echo "##vso[task.setvariable variable=pip.CacheDirectory;]$HOME/.cache/pip"
+        displayName: Set pip cache directory
+
+      - task: Cache@2
+        displayName: Ccache
+        inputs:
+          key: '"Ccache" | "$(Agent.OS)" | "${{ parameters.buildType }}" | "$(Build.SourceVersion)"'
+          path: $(Build.CCacheDirectory)
+          restoreKeys: '"Ccache" | "$(Agent.OS)" | "${{ parameters.buildType }}"'
+
+      - task: Cache@2
+        displayName: ConanModules
+        inputs:
+          key: '"ConanModules" | "$(Agent.OS)" | "${{ parameters.buildType }}" | $(Build.SourcesDirectory)/CMakeLists.txt | $(Build.SourcesDirectory)/cmake/Conan.cmake'
+          path: $(Conan.UserHome)
+
+      - task: Cache@2
+        displayName: pip
+        inputs:
+          key: '"pip" | "$(Agent.OS)" | "${{ parameters.buildType }}" | $(Build.SourcesDirectory)/CMakeLists.txt | $(Build.SourcesDirectory)/cmake/Conan.cmake'
+          path: $(pip.CacheDirectory)
+
+      - bash: |
+          python3 -m pip install --upgrade pip setuptools
+          python3 -m pip install conan
+          source ~/.profile
+        displayName: Install conan
+
+      - task: CMake@1
+        displayName: Create Build Environment
+        inputs:
+          cmakeArgs: -E make_directory $(Build.CMakeBinariesDirectory)
+
+      - task: CMake@1
+        displayName: Configure CMake
+        inputs:
+          cmakeArgs: -DCMAKE_BUILD_TYPE=${{ parameters.buildType }} -S "$(Build.SourcesDirectory)" -B "$(Build.CMakeBinariesDirectory)"
+        env:
+          CCACHE_DIR: $(Build.CCacheDirectory)
+          CONAN_SYSREQUIRES_MODE: $(Conan.SystemRequiresMode)
+          CONAN_USER_HOME: $(Conan.UserHome)
+          CONAN_USER_HOME_SHORT: $(Conan.UserHomeShort)
+
+      - task: CMake@1
+        displayName: Build
+        inputs:
+          cmakeArgs: --build . --config ${{ parameters.buildType }} --parallel --verbose
+          workingDirectory: $(Build.CMakeBinariesDirectory)
+        env:
+          CCACHE_DIR: $(Build.CCacheDirectory)
+
+      - bash: ctest -C ${{ parameters.buildType }}
+        displayName: Test
+        workingDirectory: $(Build.CMakeBinariesDirectory)