CI: Add MSVC runner that builds with root CMakeLists.txt

.github/workflows/root-cmakelists.yaml

@@ -172,3 +172,182 @@ jobs:
           printf "::group::\033[0;32m==>\033[0m Executing example\n"
           LD_LIBRARY_PATH=${GITHUB_WORKSPACE}/lib ./my_demo
           echo "::endgroup::"
+
+
+  msvc:
+    # For available GitHub-hosted runners, see:
+    # https://docs.github.com/en/actions/using-github-hosted-runners/about-github-hosted-runners
+    runs-on: windows-latest
+
+    name: msvc (${{ matrix.openmp }} OpenMP)
+
+    defaults:
+      run:
+        # Use bash as default shell
+        shell: bash -el {0}
+
+    strategy:
+      # Allow other runners in the matrix to continue if some fail
+      fail-fast: false
+
+    env:
+      CHERE_INVOKING: 1
+
+    steps:
+      - name: get CPU name
+        shell: pwsh
+        run : |
+          Get-CIMInstance -Class Win32_Processor | Select-Object -Property Name
+
+      - name: checkout repository
+        uses: actions/checkout@v3
+
+      - uses: conda-incubator/setup-miniconda@v2
+        with:
+          auto-update-conda: true
+
+      - name: cache conda packages
+        id: conda-cache
+        uses: actions/cache/restore@v3
+        with:
+          path: C:/Miniconda/envs/test
+          key: conda:msvc
+
+      - name: install packages with conda
+        if: ${{ steps.conda-cache.outputs.cache-hit != 'true' }}
+        run: |
+          echo ${{ steps.conda-cache.outputs.cache-hit }}
+          conda info
+          conda list
+          conda install -y -c intel mkl-devel
+          conda install -y -c conda-forge --override-channels ccache
+
+      - name: save conda cache
+        if: ${{ steps.conda-cache.outputs.cache-hit != 'true' }}
+        uses: actions/cache/save@v3
+        with:
+          path: C:/Miniconda/envs/test
+          key: ${{ steps.conda-cache.outputs.cache-primary-key }}
+
+      - name: install libraries from MSYS2
+        uses: msys2/setup-msys2@v2
+        with:
+          update: true
+
+          # Use pre-installed version to save disc space on partition with source.
+          release: false
+
+          install: >-
+            mingw-w64-ucrt-x86_64-gmp
+            mingw-w64-ucrt-x86_64-mpfr
+
+          msystem: UCRT64
+
+      - name: setup build environment
+        # get packages from MSYS2
+        # Copy only relevant parts to avoid picking up headers and libraries
+        # that are thought for MinGW only.
+        run: |
+          mkdir -p ./dependencies/{bin,lib,include}
+          # GMP
+          cp C:/msys64/ucrt64/bin/libgmp*.dll ./dependencies/bin/
+          cp C:/msys64/ucrt64/include/gmp.h ./dependencies/include/
+          cp C:/msys64/ucrt64/lib/libgmp.dll.a ./dependencies/lib/gmp.lib
+          # MPFR
+          cp C:/msys64/ucrt64/bin/libmpfr*.dll ./dependencies/bin/
+          cp C:/msys64/ucrt64/include/mpf2mpfr.h ./dependencies/include/
+          cp C:/msys64/ucrt64/include/mpfr.h ./dependencies/include/
+          cp C:/msys64/ucrt64/lib/libmpfr.dll.a ./dependencies/lib/mpfr.lib
+          # run-time dependencies
+          cp C:/msys64/ucrt64/bin/libgcc_s_seh*.dll ./dependencies/bin/
+          cp C:/msys64/ucrt64/bin/libwinpthread*.dll ./dependencies/bin/
+          # create environment variable for easier access
+          echo "CCACHE=C:/Miniconda/envs/test/Library/bin/ccache.exe" >> ${GITHUB_ENV}
+
+      - name: prepare ccache
+        # create key with human readable timestamp
+        # used in action/cache/restore and action/cache/save steps
+        id: ccache-prepare
+        shell: msys2 {0}
+        run: |
+          echo "ccachedir=$(cygpath -m $(${CCACHE} -k cache_dir))" >> $GITHUB_OUTPUT
+          echo "key=ccache:msvc:root:${{ github.ref }}:$(date +"%Y-%m-%d_%H-%M-%S"):${{ github.sha }}" >> $GITHUB_OUTPUT
+
+      - name: restore ccache
+        # Setup the GitHub cache used to maintain the ccache from one job to the next
+        uses: actions/cache/restore@v3
+        with:
+          path: ${{ steps.ccache-prepare.outputs.ccachedir }}
+          key: ${{ steps.ccache-prepare.outputs.key }}
+          # Prefer caches from the same branch. Fall back to caches from the dev branch.
+          restore-keys: |
+            ccache:msvc:root:${{ github.ref }}
+            ccache:msvc:root:
+
+      - name: configure ccache
+        # Limit the maximum size and switch on compression to avoid exceeding the total disk or cache quota.
+        run: |
+          test -d ${{ steps.ccache-prepare.outputs.ccachedir }} || mkdir -p ${{ steps.ccache-prepare.outputs.ccachedir }}
+          echo "max_size = 250M" > ${{ steps.ccache-prepare.outputs.ccachedir }}/ccache.conf
+          echo "compression = true" >> ${{ steps.ccache-prepare.outputs.ccachedir }}/ccache.conf
+          ${CCACHE} -p
+          ${CCACHE} -s
+
+      - name: setup MSVC toolchain
+        uses: ilammy/msvc-dev-cmd@v1
+
+      - name: build libraries
+        run: |
+          printf "::group::   \033[0;32m==>\033[0m Configuring\n"
+          mkdir -p ${GITHUB_WORKSPACE}/build && cd ${GITHUB_WORKSPACE}/build
+          cmake -G"Ninja Multi-Config" \
+                -DCMAKE_BUILD_TYPE="Release" \
+                -DCMAKE_INSTALL_PREFIX=".." \
+                -DCMAKE_PREFIX_PATH="C:/Miniconda/envs/test/Library;${GITHUB_WORKSPACE}/dependencies" \
+                -DCMAKE_C_COMPILER_LAUNCHER="ccache" \
+                -DCMAKE_CXX_COMPILER_LAUNCHER="ccache" \
+                -DCMAKE_Fortran_COMPILER_LAUNCHER="ccache" \
+                -DNFORTRAN=ON \
+                -DBLA_VENDOR="All" \
+                ..
+          echo "::endgroup::"
+          printf "::group::   \033[0;32m==>\033[0m Building\n"
+          cmake --build . --config Release
+          echo "::endgroup::"
+
+      # FIXME: Build and run tests and demos
+
+      - name: ccache status
+        continue-on-error: true
+        run: ${CCACHE} -s
+
+      - name: save ccache
+        # Save the cache after we are done (successfully) building
+        # This helps to retain the ccache even if the subsequent steps are failing.
+        uses: actions/cache/save@v3
+        with:
+          path: ${{ steps.ccache-prepare.outputs.ccachedir }}
+          key: ${{ steps.ccache-prepare.outputs.key }}
+
+      - name: install
+        run: |
+          printf "\033[0;32m==>\033[0m Installing libraries\n"
+          cd ${GITHUB_WORKSPACE}/build
+          cmake --install .
+
+      - name: build example
+        run: |
+          cd ${GITHUB_WORKSPACE}/Example/build
+          printf "::group::\033[0;32m==>\033[0m Configuring example\n"
+          cmake \
+            -DCMAKE_PREFIX_PATH="${GITHUB_WORKSPACE}/lib/cmake;C:/Miniconda/envs/test/Library;${GITHUB_WORKSPACE}/dependencies" \
+            -DBLA_VENDOR="All" \
+            ${{ matrix.openmp-cmake-flags }} \
+            ..
+          echo "::endgroup::"
+          printf "::group::\033[0;32m==>\033[0m Building example\n"
+          cmake --build . --config Release
+          echo "::endgroup::"
+          printf "::group::\033[0;32m==>\033[0m Executing example\n"
+          PATH="${GITHUB_WORKSPACE}/bin;${GITHUB_WORKSPACE}/dependencies/bin;${PATH}" ./Release/my_demo
+          echo "::endgroup::"