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Build a universal (Apple silicon + Intel) app in CI #2

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Merged
aodjo merged 1 commit into from
Sep 12, 2026
Merged

Build a universal (Apple silicon + Intel) app in CI #2

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2 changes: 2 additions & 0 deletions .github/workflows/build.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@ jobs:
- name: Build MacTree.app
env:
SIGN_IDENTITY: "-"
UNIVERSAL: "1"
BUILD_NUMBER: ${{ github.run_number }}
run: |
swift --version
Expand All @@ -32,6 +33,7 @@ jobs:

- name: Smoke test
run: |
lipo build/MacTree.app/Contents/MacOS/MacTree -verify_arch arm64 x86_64
build/MacTree.app/Contents/MacOS/MacTree --bench "$GITHUB_WORKSPACE/Sources"
codesign --verify --deep --strict build/MacTree.app

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12 changes: 10 additions & 2 deletions scripts/build-app.sh
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Expand Up @@ -5,15 +5,23 @@
# macOS keeps the Full Disk Access grant across rebuilds (an ad-hoc signature
# changes every build and the grant stops applying). Override with
# SIGN_IDENTITY="<name or SHA-1>", or SIGN_IDENTITY=- for ad-hoc.
#
# UNIVERSAL=1 builds one binary for both Apple silicon and Intel Macs.
set -euo pipefail
cd "$(dirname "$0")/.."

swift build -c release
if [ -n "${UNIVERSAL:-}" ]; then
swift build -c release --arch arm64 --arch x86_64
BINARY=.build/apple/Products/Release/MacTree
else
swift build -c release
BINARY=.build/release/MacTree
fi

APP=build/MacTree.app
rm -rf "$APP"
mkdir -p "$APP/Contents/MacOS" "$APP/Contents/Resources"
cp .build/release/MacTree "$APP/Contents/MacOS/MacTree"
cp "$BINARY" "$APP/Contents/MacOS/MacTree"
cp Resources/Info.plist "$APP/Contents/Info.plist"
cp -R Resources/*.lproj "$APP/Contents/Resources/"

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