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goldeneye-pc-port/.github/workflows/ci.yml
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James Dansereau ce9e090527 ci: skip build on docs-only pushes to main
The pull_request trigger already has paths-ignore (**.md, docs/**,
LICENSE, NOTICE), but push to main deliberately has none so tag builds
always run and the required check never hangs pending. A docs-only merge
to main therefore still ran a full ~15 min Windows build for nothing.

Add a lightweight 'changes' job (pure git diff against github.event.before,
no third-party action) that mirrors those globs. validate + windows-build
now gate on needs.changes.outputs.code == 'true'; the job forces true for
tags and for pull_request / workflow_dispatch, so only docs-only branch
pushes are skipped. Skipped required checks report green to branch
protection.
2026-09-02 20:21:06 -04:00

209 lines
7.8 KiB
YAML

name: CI
on:
push:
branches: [ main, master ]
tags: [ 'v*' ]
# No paths-ignore here: tag pushes must always build so a release can be
# cut even when the tagged commit only touched docs, and a workflow that
# never triggers would leave a required status check pending forever.
# Docs-only branch pushes are instead skipped by the `changes` job below,
# which reports the build jobs as "skipped" (green for branch protection).
pull_request:
paths-ignore: [ '**.md', 'docs/**', 'LICENSE', 'NOTICE' ]
workflow_dispatch:
# Minimal token: CI only reads the repo and uploads build artifacts, neither of
# which needs write access. Fork PRs run untrusted build scripts on the runner,
# so keep the granted scope as small as possible and never expose secrets here.
permissions:
contents: read
concurrency:
group: ci-${{ github.ref }}
cancel-in-progress: true
# Three jobs:
#
# validate — ubuntu, configure-only. Byte-compiles the tooling,
# regenerates the US ROM-asset symbol file, and CMake-
# configures ntsc-final (REGION_DEFS, the source list, and
# that SDL2 / zlib / OpenGL are discoverable). No ROM is used.
# Does NOT compile; running on ubuntu is NOT a claim the port
# works on Linux.
#
# windows-build — windows/MSYS2, the real supported platform. Compiles and
# links the full executable, then packages the distributable
# bundle (exe + runtime DLLs + README + licenses, NO ROM /
# assets) via tools_pc/bundle-win.sh and uploads it. Neither
# the ROM nor extracted assets are needed to BUILD (they are
# runtime-only), so CI builds but never runs the port.
#
# release — tags only (v*). Downloads the bundle from windows-build and
# attaches it to a DRAFT pre-release for that tag. Draft, so a
# human does the ROM smoke-test and hits Publish. This is the
# only job granted contents: write.
jobs:
# Did this push touch anything outside docs / licenses? Branch pushes to main
# get no workflow-level paths-ignore (see the `on:` comment), so this is where
# a docs-only merge is filtered out. Tags and pull_request events always build.
# Mirrors the pull_request paths-ignore globs: **.md, docs/**, LICENSE, NOTICE.
changes:
runs-on: ubuntu-22.04
outputs:
code: ${{ steps.filter.outputs.code }}
steps:
- uses: actions/checkout@v7
with:
persist-credentials: false
fetch-depth: 0
- id: filter
run: |
if [ "${{ github.event_name }}" != "push" ] || [ "${GITHUB_REF_TYPE}" = "tag" ]; then
echo "code=true" >> "$GITHUB_OUTPUT"; exit 0
fi
base='${{ github.event.before }}'
if ! git cat-file -e "${base}^{commit}" 2>/dev/null; then
echo "no usable base ${base} — building to be safe"
echo "code=true" >> "$GITHUB_OUTPUT"; exit 0
fi
changed="$(git diff --name-only "$base" '${{ github.sha }}')"
echo "Changed files:"; echo "$changed"
if echo "$changed" | grep -qvE '(\.md$|^docs/|^LICENSE$|^NOTICE$)'; then
echo "code=true" >> "$GITHUB_OUTPUT"
else
echo "docs-only push — skipping build"
echo "code=false" >> "$GITHUB_OUTPUT"
fi
validate:
needs: changes
if: needs.changes.outputs.code == 'true'
runs-on: ubuntu-22.04
steps:
- uses: actions/checkout@v7
with:
persist-credentials: false
- name: Install dependencies
run: |
sudo apt-get update
sudo apt-get install -y cmake python3 libsdl2-dev zlib1g-dev libgl1-mesa-dev
- name: Byte-compile Python tooling
run: python3 -m compileall -q scripts tools_pc
# US only. gen_romassets.py resolves every symbol for the US region from
# the committed CSVs with no ROM present; PAL/JP each need a handful of
# region-specific prop/font offsets that only come from that region's ROM
# (see docs/building.md — PAL/JP builders generate romassets_e/j.s
# locally). No ROM is used or required here.
- name: Regenerate ROM-asset symbol file (US)
run: |
python3 scripts/gen_romassets.py u
git diff --stat -- port/src/romassets_u.s
- name: CMake configure (ntsc-final)
run: cmake -S . -B build-ntsc -DROMID=ntsc-final
# Real Windows (MSYS2 MINGW64) build — the only platform the port is
# developed and tested on. This compiles and LINKS the full executable.
#
# No ROM and no extracted assets are needed to build: the compiled asset set
# is a handful of committed pure-data .c files plus the generated
# address-constant romassets_<region>.s. The ROM (.z64) and the ROM-derived
# blobs are runtime-only dependencies — CI cannot run the game, only build it.
windows-build:
needs: changes
if: needs.changes.outputs.code == 'true'
runs-on: windows-latest
defaults:
run:
shell: msys2 {0}
steps:
- uses: actions/checkout@v7
with:
persist-credentials: false
- uses: msys2/setup-msys2@v2
with:
msystem: MINGW64
update: true
install: >-
mingw-w64-x86_64-toolchain
mingw-w64-x86_64-cmake
mingw-w64-x86_64-SDL2
mingw-w64-x86_64-zlib
mingw-w64-x86_64-python
zip
unzip
- name: Regenerate ROM-asset symbol file (US)
run: python scripts/gen_romassets.py u
- name: Build (ntsc-final)
run: ./build-pc.sh ntsc-final
# Package the distributable bundle on every run so the release path is
# always exercised. On a tag build VERSION is the tag; otherwise it is a
# throwaway CI string. bundle-win.sh hard-fails if a ROM image or an
# oversized blob ends up inside the bundle.
- name: Package Windows bundle
run: |
if [ "${GITHUB_REF_TYPE}" = "tag" ]; then
V="${GITHUB_REF_NAME}"
else
V="0.0.0-ci.${GITHUB_SHA::7}"
fi
tools_pc/bundle-win.sh "$V"
- name: Upload bundle
uses: actions/upload-artifact@v7
with:
name: goldeneye-pc-port-win64
path: |
dist/*.zip
dist/*.zip.sha256
if-no-files-found: error
retention-days: 14
# CI builds and packages the executable but does not run it — running the
# port needs a ROM, which CI does not provide. Runtime checks (the
# -level_09 soak, a golden-frame diff) would run on a self-hosted runner
# instead. Not planned.
# Tags only. Attach the packaged bundle to a DRAFT pre-release so a human can
# do the ROM smoke-test before publishing. This job — and only this job —
# gets contents: write.
release:
if: github.ref_type == 'tag'
needs: [ changes, validate, windows-build ]
runs-on: ubuntu-22.04
permissions:
contents: write
steps:
- uses: actions/checkout@v7
with:
persist-credentials: false
- uses: actions/download-artifact@v7
with:
name: goldeneye-pc-port-win64
path: dist
- name: Create or update draft pre-release
env:
GH_TOKEN: ${{ github.token }}
run: |
TAG="${GITHUB_REF_NAME}"
if gh release view "$TAG" >/dev/null 2>&1; then
gh release upload "$TAG" dist/*.zip dist/*.zip.sha256 --clobber
else
gh release create "$TAG" dist/*.zip dist/*.zip.sha256 \
--draft --prerelease \
--title "GoldenEye 007 PC Port $TAG" \
--notes-file .github/release-notes.md
fi