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# This starter workflow is for a CMake project running on multiple platforms. There is a different starter workflow if you just want a single platform.
# See: https://github.com/actions/starter-workflows/blob/main/ci/cmake-single-platform.yml
name: CMake on multiple platforms
on:
push:
branches: [ "master" ]
pull_request:
branches: [ "master" ]
jobs:
build:
runs-on: ${{ matrix.os }}
strategy:
# Set fail-fast to false to ensure that feedback is delivered for all matrix combinations. Consider changing this to true when your workflow is stable.
fail-fast: false
# Set up a matrix to run the following 3 configurations:
# 1. <Windows, Release, latest MSVC compiler toolchain on the default runner image, default generator>
# 2. <Linux, Release, latest GCC compiler toolchain on the default runner image, default generator>
# 3. <Linux, Release, latest Clang compiler toolchain on the default runner image, default generator>
#
# To add more build types (Release, Debug, RelWithDebInfo, etc.) customize the build_type list.
matrix:
os: [ubuntu-24.04, windows-2022, macos-15]
build_type: [Debug]
c_compiler: [gcc, clang, cl]
format_lib: [fmtlib, std]
include:
- os: windows-2022
c_compiler: cl
cpp_compiler: cl
- os: ubuntu-24.04
c_compiler: gcc
cpp_compiler: g++
- os: ubuntu-24.04
c_compiler: clang
cpp_compiler: clang++
- os: macos-15
c_compiler: clang
cpp_compiler: clang++
exclude:
- os: windows-2022
c_compiler: gcc
- os: windows-2022
c_compiler: clang
- os: ubuntu-24.04
c_compiler: cl
- os: macos-15
c_compiler: gcc
- os: macos-15
c_compiler: cl
- os: macos-15
format_lib: std
steps:
- uses: actions/checkout@v4
- name: Set reusable strings
# Turn repeated input strings (such as the build output directory) into step outputs. These step outputs can be used throughout the workflow file.
id: strings
shell: bash
run: |
echo "build-output-dir=${{ github.workspace }}/build" >> "$GITHUB_OUTPUT"
- name: Export GitHub Actions cache environment variables
uses: actions/github-script@v7
with:
script: |
core.exportVariable('ACTIONS_CACHE_URL', process.env.ACTIONS_CACHE_URL || '');
core.exportVariable('ACTIONS_RUNTIME_TOKEN', process.env.ACTIONS_RUNTIME_TOKEN || '');
- name: Install dependencies (Linux)
if: runner.os == 'Linux'
run: sudo apt-get install -y libfmt-dev clang-tidy clang-format cmake-format cppcheck iwyu libc++-dev libc++abi-dev
- name: Install dependencies (Windows)
if: runner.os == 'Windows' && matrix.format_lib == 'fmtlib'
env:
VCPKG_BINARY_SOURCES: "clear;x-gha,readwrite"
run: |
vcpkg install fmt
vcpkg integrate install
- name: Install dependencies (MacOS)
if: runner.os == 'MacOS' && matrix.format_lib == 'fmtlib'
run: |
brew update
brew install fmt
- name: Configure CMake
# Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
# See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
run: >
cmake -B ${{ steps.strings.outputs.build-output-dir }}
-DCMAKE_CXX_COMPILER=${{ matrix.cpp_compiler }}
-DCMAKE_BUILD_TYPE=${{ matrix.build_type }}
-DENABLE_ANALYZERS=ON
-DENABLE_FORMATTERS=ON
-DENABLE_SANITIZERS=ON
${{ matrix.format_lib == 'std' && '-DENABLE_FMTLIB_HO=OFF' || '' }}
${{ matrix.cpp_compiler == 'clang++' && '-DCMAKE_CXX_FLAGS="-stdlib=libc++" -DCMAKE_EXE_LINKER_FLAGS="-lc++abi"' || '' }}
-S ${{ github.workspace }}
- name: Check formatting
# Run only on Ubuntu 22.04 because we need clang-format >= 17.0 for this
if: matrix.os == 'ubuntu-24.04'
run: cmake --build ${{ steps.strings.outputs.build-output-dir }} --target formatcheck
- name: Build
# Build your program with the given configuration. Note that --config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).
run: cmake --build ${{ steps.strings.outputs.build-output-dir }} --config ${{ matrix.build_type }}
- name: Test
working-directory: ${{ steps.strings.outputs.build-output-dir }}
# Execute tests defined by the CMake configuration. Note that --build-config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).
# See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
run: ctest --build-config ${{ matrix.build_type }}