hosted-pure-workflow #644
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# Copyright (c) 2021-2022-2023-2024 Luca Cappa | |
# Released under the term specified in file LICENSE.txt | |
# SPDX short identifier: MIT | |
# A "pure" GitHub workflow using CMake, Ninja and vcpkg to build a C/C++ codebase. | |
# It leverages both CMakePresets.json and vcpkg.json. | |
# It is called "pure workflow" because it is an example which minimizes the usage of | |
# custom GitHub Actions, but leverages directly the tools that could be easily run on | |
# your development machines (i.e. CMake, vcpkg, Ninja) to ensure a perfectly identical | |
# and reproducible local build (on your development machine) and a remote build on | |
# build agents. | |
name: hosted-pure-workflow | |
on: | |
push: | |
pull_request: | |
branches: | |
- v11 | |
- main | |
workflow_dispatch: | |
schedule: | |
- cron: '0 1 * * *' | |
jobs: | |
job: | |
name: ${{ matrix.os }}-${{ github.workflow }} | |
runs-on: ${{ matrix.os }} | |
strategy: | |
fail-fast: false | |
matrix: | |
os: [ubuntu-latest, macos-latest, windows-latest] | |
include: | |
- os: windows-latest | |
triplet: x64-windows | |
- os: ubuntu-latest | |
triplet: x64-linux | |
- os: macos-latest | |
triplet: x64-osx | |
env: | |
# Indicates the location of the vcpkg as a Git submodule of the project repository. | |
# Not using "VCPKG_ROOT" because a variable with the same name is defined in the VS's | |
# Developer Command Prompt environment in VS 2022 17.6, which would override this one | |
# if it had the same name. | |
_VCPKG_: ${{ github.workspace }}/vcpkg | |
# Tells vcpkg where binary packages are stored. | |
VCPKG_DEFAULT_BINARY_CACHE: ${{ github.workspace }}/vcpkg/bincache | |
# Let's use GitHub Action cache as storage for the vcpkg Binary Caching feature. | |
VCPKG_BINARY_SOURCES: 'clear;x-gha,readwrite' | |
steps: | |
# Set env vars needed for vcpkg to leverage the GitHub Action cache as a storage | |
# for Binary Caching. | |
- uses: actions/github-script@v7 | |
with: | |
script: | | |
core.exportVariable('ACTIONS_CACHE_URL', process.env.ACTIONS_CACHE_URL || ''); | |
core.exportVariable('ACTIONS_RUNTIME_TOKEN', process.env.ACTIONS_RUNTIME_TOKEN || ''); | |
- uses: actions/checkout@v4 | |
with: | |
submodules: true | |
- name: "Create directory '${{ env.VCPKG_DEFAULT_BINARY_CACHE }}'" | |
run: mkdir -p $VCPKG_DEFAULT_BINARY_CACHE | |
shell: bash | |
# Setup the build machine with the most recent versions of CMake and Ninja. Both are cached if not already: on subsequent runs both will be quickly restored from GitHub cache service. | |
- uses: lukka/get-cmake@latest | |
# Restore vcpkg from the GitHub Action cache service. Note that packages are restored by vcpkg's binary caching | |
# when it is being run afterwards by CMake. | |
- name: Restore vcpkg | |
uses: actions/cache@v4 | |
with: | |
# The first path is the location of vcpkg: it contains the vcpkg executable and data files, as long as the | |
# built package archives (aka binary cache) which are located by VCPKG_DEFAULT_BINARY_CACHE env var. | |
# The other paths starting with '!' are exclusions: they contain termporary files generated during the build of the installed packages. | |
path: | | |
${{ env._VCPKG_ }} | |
!${{ env._VCPKG_ }}/buildtrees | |
!${{ env._VCPKG_ }}/packages | |
!${{ env._VCPKG_ }}/downloads | |
!${{ env._VCPKG_ }}/installed | |
# The key is composed in a way that it gets properly invalidated whenever a different version of vcpkg is being used. | |
key: | | |
${{ hashFiles( '.git/modules/vcpkg/HEAD' )}} | |
# On Windows runners, let's ensure to have the Developer Command Prompt environment setup correctly. | |
# As used here the Developer Command Prompt created is targeting x64 and using the default the Windows SDK. | |
- uses: ilammy/msvc-dev-cmd@v1 | |
# Run CMake to generate Ninja project files, using the vcpkg's toolchain file to resolve and install | |
# the dependencies as specified in vcpkg.json. Note that the vcpkg's toolchain is specified | |
# in the CMakePresets.json file. | |
# This step also runs vcpkg with Binary Caching leveraging GitHub Action cache to | |
# store the built packages artifacts. | |
- name: Restore from cache the dependencies and generate project files | |
run: | | |
cmake --preset ninja-multi-vcpkg | |
# Build (Release configuration only) the whole project with Ninja (which is spawn by CMake). | |
# | |
# Note: if the preset misses the "configuration", it is possible to explicitly select the | |
# configuration with the `--config` flag, e.g.: | |
# run: cmake --build --preset ninja-vcpkg --config Release | |
- name: Build (Release configuration) | |
run: | | |
cmake --build --preset ninja-vcpkg-release | |
# Test the whole project with CTest, again Release configuration only. | |
- name: Test (Release configuration) | |
run: | | |
ctest --preset test-release |