github actions: fixes for trying to build linux wheels using cibuildw…

…heel

.github/workflows/build_wheels.yml

@@ -2,107 +2,126 @@ name: Build wheels
 
 on: [push, pull_request] 
 
+# Cannot use cibuildwheels because the current images used by cibuildwheels do not support C++17. 
+
 jobs:
-  build_wheels_linux:
-    name: ${{ matrix.os }}-${{ matrix.architecture }}
+  build_wheels_windows:
+    name: ${{ matrix.os }} ${{ matrix.python-version }} ${{ matrix.arch }} wheels
     runs-on: ${{ matrix.os }}
+    env:
+      TEMP: C:\Temp
+      TMP: C:\Temp
+
     strategy:
-      fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-latest]
-        architecture: [x86_64, aarch64]
-
-    steps:
+        os: [windows-2022]
+        arch: [x86, x64]
+        python-version: [3.8, 3.9, "3.10", "3.11", "3.12"]
+
+    steps:          
+      - name: Support longpaths
+        run: git config --system core.longpaths true
+
+      - name: Check LongPathsEnabled
+        run: |
+          (Get-ItemProperty "HKLM:System\CurrentControlSet\Control\FileSystem").LongPathsEnabled
+      
       - name: Checkout repository
         uses: actions/checkout@v4
 
-      - name: Install cibuildwheel
-        run: |
-          python -m pip install --upgrade pip
-          pip install cibuildwheel
-          
-      - name: Setup variables for aarch64
-        if: matrix.architecture == 'aarch64'
-        run: |
-          echo "CIBW_ARCHS_LINUX=aarch64" >> $GITHUB_ENV
-          echo "CIBW_PLATFORM=linux" >> $GITHUB_ENV
-          echo "CIBW_EMULATOR=linux/aarch64" >> $GITHUB_ENV
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+          architecture: ${{ matrix.arch }}
 
-      - name: Build wheels with cibuildwheel
-        env:
-          CIBW_ARCHS_LINUX: ${{ matrix.architecture }}
-          CIBW_SKIP: "cp36-* cp37-*"
+      - name: Install packages
         run: |
-          cibuildwheel --output-dir wheelhouse
+          pip install wheel
+          pip install setuptools
+          pip install build
 
-      - name: List wheels
-        run: |
-          ls wheelhouse
+      - name: build
+        run: python -m build
 
-      - name: Upload wheels as artifact
+      - name: upload wheels
         uses: actions/upload-artifact@v3
         with:
-          name: python-wheels
-          path: wheelhouse/*.whl
-
+          path: ./dist/*.whl
+
   build_wheels_mac:
-    name: ${{ matrix.os }}-${{ matrix.architecture }}
+    name: ${{ matrix.os }} ${{ matrix.python-version }} wheels
     runs-on: ${{ matrix.os }}
     strategy:
-      fail-fast: false
       matrix:
-        os: [macos-latest]
-        architecture: [x86_64, arm64]
+        # Trying to use cibuildwheels to build mac wheels fails because the version of XCode is not high enough.
+        # There is documentation here https://github.com/pypa/cibuildwheel/blob/main/docs/cpp_standards.md on how to
+        # set it but I could not get it to work while using the standard images provided by github actions does work.
+        os: [macos-latest, macos-13]
+        python-version: [3.8, 3.9, "3.10", "3.11", "3.12"]
+    env:
+      SYSTEM_VERSION_COMPAT: 0
 
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
 
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install packages
+        run: |
+          pip install wheel
+          pip install setuptools
+          pip install build
+
+      - name: build
+        run: python -m build
+
+      - name: upload wheels
+        uses: actions/upload-artifact@v3
+        with:
+          path: ./dist/*.whl
+
+  build_wheels_manylinux_x86_64:
+    name: Build manylinux wheels
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
       - name: Install cibuildwheel
         run: |
           python -m pip install --upgrade pip
           pip install cibuildwheel
-          
-      - name: Set macOS Deployment Target 
-        run: |
-          export MACOSX_DEPLOYMENT_TARGET=11.0
-          echo "CIBW_PLATFORM=macos" >> $GITHUB_ENV
 
       - name: Build wheels with cibuildwheel
         env:
-          CIBW_ARCHS_LINUX: ${{ matrix.architecture }}
-          CIBW_ARCHS_MACOS: ${{ matrix.architecture }}
+          CIBW_PLATFORM: "linux"
           CIBW_SKIP: "cp36-* cp37-*"
+          CIBW_ARCHS_LINUX: "x86_64"
         run: |
           cibuildwheel --output-dir wheelhouse
-
-      - name: List wheels
-        run: |
-          ls wheelhouse
-
-      - name: Upload wheels as artifact
+          
+      - name: upload wheels
         uses: actions/upload-artifact@v3
         with:
-          name: python-wheels
           path: wheelhouse/*.whl
 
-  build_wheels_windows:
-    name: ${{ matrix.os }}-${{ matrix.architecture }}
-    runs-on: ${{ matrix.os }}
-    strategy:
-      fail-fast: false
-      matrix:
-        os: [windows-latest]
-        architecture: [x86, AMD64, ARM64]
+  build_wheels_manylinux_arm64:
+    name: Build manylinux wheels (arm64)
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
 
-      - name: Setup Python for Windows (Only on Windows)
-        if: matrix.os == 'windows-latest'
-        uses: actions/setup-python@v4
+      # Register QEMU for cross-architecture emulation
+      - name: Set up QEMU for cross-compilation
+        uses: docker/setup-qemu-action@v2
         with:
-          python-version: '3.x'
+          platforms: arm64
 
       - name: Install cibuildwheel
         run: |
@@ -111,17 +130,13 @@ jobs:
 
       - name: Build wheels with cibuildwheel
         env:
-          CIBW_ARCHS_WINDOWS: ${{ matrix.architecture }}
+          CIBW_PLATFORM: "linux"
           CIBW_SKIP: "cp36-* cp37-*"
+          CIBW_ARCHS_LINUX: "aarch64"
         run: |
           cibuildwheel --output-dir wheelhouse
-
-      - name: List wheels
-        run: |
-          ls wheelhouse
-
-      - name: Upload wheels as artifact
+          
+      - name: upload wheels
         uses: actions/upload-artifact@v3
         with:
-          name: python-wheels
           path: wheelhouse/*.whl