CI: rework jobs

Signed-off-by: Martin Olivier <[email protected]>

.github/workflows/CI.yml

@@ -22,31 +22,20 @@ defaults:
     shell: bash
 
 jobs:
-  unit_tests:
+  unit_tests_windows:
     strategy:
       fail-fast: false
       matrix:
-        os: [windows-latest, macos-latest, ubuntu-latest]
         cxx-std: [11, 14, 17, 20]
-        include:
-          - os: windows-latest
-            compiler: MSVC
-            generator: Visual Studio 17
-          - os: macos-latest
-            compiler: clang
-            generator: Unix Makefiles
-          - os: ubuntu-latest
-            compiler: gcc
-            generator: Unix Makefiles
-
-    name: ${{ matrix.os }} (C++${{ matrix.cxx-std }} - ${{ matrix.compiler }})
-    runs-on: ${{ matrix.os }}
+
+    name: windows / C++${{ matrix.cxx-std }} / MSVC
+    runs-on: windows-latest
 
     steps:
       - uses: actions/checkout@v4
 
       - name: Generate project files
-        run: cmake . -B build -G "${{ matrix.generator }}" -DCMAKE_CXX_STANDARD=${{ matrix.cxx-std }} -DDYLIB_BUILD_TESTS=ON -DDYLIB_WARNING_AS_ERRORS=ON
+        run: cmake . -B build -DCMAKE_CXX_STANDARD=${{ matrix.cxx-std }} -DDYLIB_BUILD_TESTS=ON -DDYLIB_WARNING_AS_ERRORS=ON
 
       - name: Build dynamic library and unit tests
         run: cmake --build build
@@ -55,16 +44,6 @@ jobs:
         working-directory: build
         run: ctest --verbose
 
-      - name: Generate code coverage
-        if: ${{ matrix.os == 'ubuntu-latest' && matrix.cxx-std == 20 }}
-        run: gcov -abcfu build/CMakeFiles/unit_tests.dir/tests/tests.cpp.gcda
-
-      - name: Send coverage to codecov.io
-        if: ${{ matrix.os == 'ubuntu-latest' && matrix.cxx-std == 20 }}
-        uses: codecov/codecov-action@v3
-        with:
-          files: dylib.hpp.gcov
-
   unit_tests_msys2:
     defaults:
       run:
@@ -75,7 +54,7 @@ jobs:
         sys: [mingw32, mingw64, ucrt64, clang64]
         cxx-std: [11, 14, 17, 20]
 
-    name: windows-latest (C++${{ matrix.cxx-std }} - ${{matrix.sys}})
+    name: windows / C++${{ matrix.cxx-std }} / ${{matrix.sys}})
     runs-on: windows-latest
 
     steps:
@@ -111,7 +90,7 @@ jobs:
             docker_arch: i386
 
     name: linux ${{ matrix.arch }} ${{ matrix.action }} / C++${{ matrix.cxx-std }} / gcc)
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     container:
       image: ${{ matrix.docker_arch }}/debian:latest
       options: --user root