Some CMake CI improvements

.github/scripts/msvc-env.bat

@@ -0,0 +1,4 @@
+@rem From https://github.com/microsoft/vswhere/wiki/Start-Developer-Command-Prompt#using-batch
+for /f "delims=" %%p in ('vswhere.exe -prerelease -latest -property installationPath') do set vspath=%%p
+@rem From https://learn.microsoft.com/en-us/cpp/build/building-on-the-command-line?view=msvc-170#developer_command_file_locations
+call "%vspath%\VC\Auxiliary\Build\vcvars%1.bat"

.github/workflows/create-release-artifacts.yml

@@ -36,13 +36,15 @@ jobs:
         run: |
           bash .github/scripts/install_deps.sh windows
       - name: Build Windows binaries
+        shell: cmd
         run: |
-          cmake -S . -B build --preset msvc${{ matrix.bits }} -DFETCHCONTENT_BASE_DIR="${{ env.DEPS_ROOT_DIR }}"
-          cmake --build build --config Release
+          call .github\scripts\msvc-env.bat ${{ matrix.bits }}
+          cmake -B build -G Ninja -DFETCHCONTENT_BASE_DIR="${{ env.DEPS_ROOT_DIR }}" -DCMAKE_C_FLAGS="/nologo"
+          cmake --build build -- -k 0
       - name: Package binaries
         working-directory: build
         run: |
-          cpack -DCPACK_PACKAGE_FILE_NAME=rgbds-win${{ matrix.bits }} -G ZIP -C Release --verbose
+          cpack -DCPACK_PACKAGE_FILE_NAME=rgbds-win${{ matrix.bits }} -G ZIP --verbose
       - name: Upload Windows binaries
         uses: actions/upload-artifact@v7
         with:
@@ -60,8 +62,8 @@ jobs:
           ./.github/scripts/install_deps.sh macos lld
       - name: Build binaries
         run: |
-          cmake -S . -B build --preset macos-static -DFETCHCONTENT_BASE_DIR="${{ env.DEPS_ROOT_DIR }}"
-          cmake --build build
+          cmake -B build -G Ninja --preset macos-static -DFETCHCONTENT_BASE_DIR="${{ env.DEPS_ROOT_DIR }}"
+          cmake --build build -- -k 0
           strip rgb{asm,link,fix,gfx}
         env:
           LDFLAGS: -fuse-ld=lld # cmake/macos-static.cmake comments explain why we use lld.

.github/workflows/testing.yml

@@ -13,8 +13,6 @@ env:
   CMAKE_CONFIG_TYPE: Debug # `cmake --build` now implies `--config Debug`.
   # Approximate number of CPU cores in GitHub's runners as of 2026-03-18:
   # https://docs.github.com/en/actions/reference/runners/github-hosted-runners#standard-github-hosted-runners-for-public-repositories
-  CMAKE_BUILD_PARALLEL_LEVEL: 4 # `cmake --build` now implies `--parallel 4`.
-  CMAKE_INSTALL_PARALLEL_LEVEL: 4 # `cmake --install` now implies `--parallel 4`.
   CTEST_PARALLEL_LEVEL: 0 # `ctest` now implies `--parallel 0` (number of logical CPUs).
   CTEST_NO_TESTS_ACTION: error # Make CTest fail if it cannot find any tests. (That should never happen.)
   CTEST_OUTPUT_ON_FAILURE: ON # CTest reports test program output on failure.
@@ -63,8 +61,8 @@ jobs:
         # Note that since this is specific to our CI environment, the workaround is
         # better applied here than in our CMakeLists, where it could affect and break someone else.
         run: |
-          cmake -S . -B build --preset develop -DCMAKE_FIND_FRAMEWORK=LAST -DCMAKE_CXX_COMPILER=${{ matrix.cxx }} -DTESTS_OS_NAME=${{ matrix.os }}
-          cmake --build build --verbose
+          CXX=${{ matrix.cxx }} cmake -B build -G Ninja --preset develop -DCMAKE_FIND_FRAMEWORK=LAST -DTESTS_OS_NAME=${{ matrix.os }}
+          cmake --build build -- -k 0
           sudo cmake --install build --verbose
       - name: Package binaries
         run: |
@@ -122,8 +120,8 @@ jobs:
           enableCrossOsArchive: true
       - name: Build & install
         run: |
-          cmake -S . -B build --preset macos-static -DFETCHCONTENT_BASE_DIR="${{ env.DEPS_ROOT_DIR }}" -DTESTS_OS_NAME=macos
-          cmake --build build
+          cmake -B build -G Ninja --preset macos-static -DFETCHCONTENT_BASE_DIR="${{ env.DEPS_ROOT_DIR }}" -DTESTS_OS_NAME=macos
+          cmake --build build -- -k 0
         env:
           LDFLAGS: -fuse-ld=lld # cmake/macos-static.cmake comments explain why we use lld.
       - name: Package binaries
@@ -181,14 +179,16 @@ jobs:
           key: dep-srcs-${{ hashFiles('cmake/deps.cmake') }}
           enableCrossOsArchive: true
       - name: Build Windows binaries
+        shell: cmd
         run: | # ASan seems to be broken on Windows, so we disable it.
-          cmake -S . -B build --preset develop-msvc${{ matrix.bits }} -DSANITIZERS=OFF \
-                -DTESTS_OS_NAME=${{ matrix.os }} -DFETCHCONTENT_BASE_DIR="${{ env.DEPS_ROOT_DIR }}"
-          cmake --build build
+          call .github\scripts\msvc-env.bat ${{ matrix.bits }}
+          cmake -B build -G Ninja --preset develop -DSANITIZERS=OFF -DTESTS_OS_NAME=${{ matrix.os }} ^
+                -DFETCHCONTENT_BASE_DIR="${{ env.DEPS_ROOT_DIR }}" -DCMAKE_C_FLAGS="/nologo"
+          cmake --build build -- -k 0
       - name: Package binaries
         working-directory: build
         run: |
-          cpack -DCPACK_PACKAGE_FILE_NAME=rgbds-win${{ matrix.bits }} -G ZIP -C Debug --verbose
+          cpack -DCPACK_PACKAGE_FILE_NAME=rgbds-win${{ matrix.bits }} -G ZIP --verbose
       - name: Upload Windows binaries
         uses: actions/upload-artifact@v7
         with:
@@ -218,7 +218,7 @@ jobs:
           test/fetch-test-deps.sh --get-deps ${{ matrix.os }}
       - name: Run tests using CTest
         run: |
-          ctest --test-dir build --schedule-random -C Debug
+          ctest --test-dir build --schedule-random
 
   windows-mingw-build:
     strategy:
@@ -241,9 +241,9 @@ jobs:
       - name: Cross-build Windows binaries
         run: | # MinGW does not support `--preset develop` sanitizers ASan or UBSan.
           dll_search_dir=$(printf '%s\n' /usr/lib/gcc/*-w64-mingw32/*-win32 | tee -a /dev/stderr)
-          cmake -B build --preset develop -DSANITIZERS=OFF --toolchain cmake/toolchain-mingw${{ matrix.bits }}.cmake \
+          cmake -B build -G Ninja --preset develop -DSANITIZERS=OFF --toolchain cmake/toolchain-mingw${{ matrix.bits }}.cmake \
             -DFETCHCONTENT_BASE_DIR="${{ env.DEPS_ROOT_DIR }}" -DDLL_SEARCH_DIRS="$dll_search_dir"
-          cmake --build build
+          cmake --build build -- -k 0
       - name: Package binaries
         run: |
           cmake --install build --prefix . --verbose --component binaries
@@ -362,15 +362,15 @@ jobs:
           envs: >-
             TERM CLICOLOR CLICOLOR_FORCE
             CMAKE_COLOR_DIAGNOSTICS CMAKE_CONFIG_TYPE
-            CMAKE_BUILD_PARALLEL_LEVEL CTEST_PARALLEL_LEVEL
+            CTEST_PARALLEL_LEVEL
             CTEST_NO_TESTS_ACTION CTEST_OUTPUT_ON_FAILURE
             GIT_CONFIG_COUNT GIT_CONFIG_KEY_0 GIT_CONFIG_VALUE_0
           release: "14.3"
           usesh: true
           prepare: |
             .github/scripts/install_deps.sh freebsd
           run: | # Leak detection is not supported on FreeBSD, so disable it.
-            cmake -S . -B build --preset develop -DTESTS_OS_NAME=freebsd
-            cmake --build build --verbose
+            cmake -B build --preset develop -DTESTS_OS_NAME=freebsd
+            cmake --build build --verbose -- -k -j 4
             ASAN_OPTIONS=detect_leaks=0 ctest --test-dir build --schedule-random --label-exclude external
             cmake --install build --verbose

CMakePresets.json

@@ -16,22 +16,22 @@
 			"errors": { "dev": true }
 		},
 		{
-			"name": "develop-msvc32",
-			"inherits": ["develop", "msvc32"]
+			"name": "develop-msbuild32",
+			"inherits": ["develop", "msbuild32"]
 		},
 		{
-			"name": "develop-msvc64",
-			"inherits": ["develop", "msvc64"]
+			"name": "develop-msbuild64",
+			"inherits": ["develop", "msbuild64"]
 		},
 
 		{
-			"name": "msvc32",
-			"description": "Flags for building 32-bit executables with MSVC",
+			"name": "msbuild32",
+			"description": "Flags for building 32-bit executables with MSBuild",
 			"architecture": "Win32"
 		},
 		{
-			"name": "msvc64",
-			"description": "Flags for building 64-bit executables with MSVC",
+			"name": "msbuild64",
+			"description": "Flags for building 64-bit executables with MSBuild",
 			"architecture": "x64"
 		},