Meta: Enable Github Actions

.github/workflows/cmake.yml

@@ -0,0 +1,115 @@
+name: Build, lint, and test
+
+on: [push, pull_request]
+
+env:
+ # Don't mix these up!
+ # runner.workspace = /home/runner/work/serenity
+ # github.workspace = /home/runner/work/serenity/serenity
+ SERENITY_ROOT: ${{ github.workspace }}
+
+jobs:
+ build_and_test:
+ runs-on: ubuntu-20.04
+
+ steps:
+ - uses: actions/checkout@v2
+
+ # === OS SETUP ===
+
+ # Do we need to update the package cache first?
+ # sudo apt-get update -qq
+
+ - name: Purge interfering packages
+ # Remove GCC 9 (installed by default)
+ run: sudo apt-get purge -y gcc-9 g++-9 libstdc++-9-dev
+ - name: Install dependencies
+ # These packages are already part of the ubuntu-20.04 image:
+ # clang-format-10 cmake gcc-10 g++-10 shellcheck libgmp-dev
+ # These aren't:
+ run: sudo apt-get install libstdc++-10-dev libmpfr-dev libmpc-dev
+ # If we ever do any qemu-emulation on Github Actions, we should re-enable this:
+ # e2fsprogs qemu-system-i386 qemu-utils
+ - name: Use GCC 10 instead
+ run: sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-10 60 --slave /usr/bin/g++ g++ /usr/bin/g++-10
+ - name: Check versions
+ run: set +e; g++ --version; g++-10 --version; clang-format --version; clang-format-10 --version
+
+ # === PREPARE FOR BUILDING ===
+
+ - name: Lint (Phase 1/2)
+ run: ${{ github.workspace }}/Meta/lint-ci.sh
+ - name: Toolchain cache
+ uses: actions/cache@v2
+ with:
+ path: ${{ github.workspace }}/Toolchain/Cache/
+ # This assumes that *ALL* LibC headers have an impact on the Toolchain.
+ # This is wrong, and causes more Toolchain rebuilds than necessary.
+ # However, we want to avoid false cache hits at all costs.
+ key: ${{ runner.os }}-toolchain-${{ hashFiles('Libraries/LibC/**/*.h') }}
+ - name: Restore or regenerate Toolchain
+ run: TRY_USE_LOCAL_TOOLCHAIN=y ${{ github.workspace }}/Toolchain/BuildIt.sh
+ # TODO: ccache
+ # https://cristianadam.eu/20200113/speeding-up-c-plus-plus-github-actions-using-ccache/
+ # https://github.com/cristianadam/HelloWorld/blob/master/.github/workflows/build_cmake.yml
+ - name: Create build environment
+ working-directory: ${{ github.workspace }}
+ # Note that this needs to run *even if* the Toolchain was built,
+ # in order to set options like BUILD_LAGOM.
+ run: |
+ mkdir -p Build
+ cd Build
+ cmake .. -DBUILD_LAGOM=1 -DALL_THE_DEBUG_MACROS=1
+
+ # === ACTUALLY BUILD AND TEST ===
+
+ - name: Build Serenity and Tests
+ working-directory: ${{ github.workspace }}/Build
+ run: cmake --build . -j2
+ - name: Lint (Phase 2/2)
+ working-directory: ${{ github.workspace }}/Meta
+ run: ./check-symbols.sh
+ - name: Run CMake tests
+ working-directory: ${{ github.workspace }}/Build
+ run: CTEST_OUTPUT_ON_FAILURE=1 make test
+ - name: Run JS tests
+ working-directory: ${{ github.workspace }}/Build/Meta/Lagom
+ run: DISABLE_DBG_OUTPUT=1 ./test-js
+
+ # === NOTIFICATIONS ===
+ # https://github.com/rectalogic/notify-irc
+
+ - name: Dump event info
+ if: always()
+ # Usually unnecessary, but insanely useful if IRC notifications fail.
+ run: |
+ cat <<"EOF"
+ ${{ toJSON(github.event) }}
+ EOF
+
+ - name: IRC result notification (direct push)
+ uses: rectalogic/notify-irc@v1
+ if: github.repository == 'SerenityOS/serenity' && github.ref == 'refs/heads/master' && github.event_name == 'push' && !cancelled()
+ with:
+ channel: "#serenityos"
+ nickname: serenity-ga
+ message: |-
+ ${{ github.actor }} pushed master on ${{ github.event.compare }}: ${{ job.status }}
+ Subject: ${{ join(github.event.commits[0].message) }} (+ more, maybe)
+ Details: https://github.com/${{ github.repository }}/actions/runs/${{github.run_id}}
+ # There might be hundreds of commits in a push: Printing them all to IRC will fail.
+ # Accessing the last commit is not possible: The python-y '-1' is not understood.
+ # Counting is not available: The config-file language is not Turing complete.
+ # We could write a script just to format the IRC message, but this is getting silly.
+ # https://github.com/SerenityOS/serenity/pull/3980
+
+ - name: IRC result notification (PR)
+ uses: rectalogic/notify-irc@v1
+ if: github.event_name == 'pull_request' && !cancelled()
+ with:
+ channel: "#serenityos"
+ nickname: serenity-ga
+ message: |-
+ ${{ github.actor }} ${{ github.event.action }} PR #${{ github.event.pull_request.number }}: ${{ job.status }}
+ Subject: ${{ github.event.pull_request.title }}
+ Details: ${{ github.event.pull_request._links.html.href }}

ReadMe.md

@@ -2,7 +2,7 @@
 
 Graphical Unix-like operating system for x86 computers.
 
-![Travis CI status](https://api.travis-ci.com/SerenityOS/serenity.svg?branch=master)
+[![Build status](https://github.com/SerenityOS/serenity/workflows/Build,%20lint,%20and%20test/badge.svg)](https://github.com/SerenityOS/serenity/actions?query=workflow%3A"Build%2C%20lint%2C%20and%20test")
 
 ## About