build-swift-universal.sh•5.43 kB
#!/bin/bash
set -e # Exit immediately if a command exits with a non-zero status.
set -o pipefail
PROJECT_ROOT=$(cd "$(dirname "$0")/.." && pwd)
SWIFT_PROJECT_PATH="$PROJECT_ROOT/Apps/CLI"
FINAL_BINARY_NAME="peekaboo"
FINAL_BINARY_PATH="$PROJECT_ROOT/$FINAL_BINARY_NAME"
ARM64_BINARY_TEMP="$PROJECT_ROOT/${FINAL_BINARY_NAME}-arm64"
X86_64_BINARY_TEMP="$PROJECT_ROOT/${FINAL_BINARY_NAME}-x86_64"
# Swift compiler flags for size optimization
# -Osize: Optimize for binary size.
# -wmo: Whole Module Optimization, allows more aggressive optimizations.
# -Xlinker -dead_strip: Remove dead code at the linking stage.
SWIFT_OPTIMIZATION_FLAGS="-Xswiftc -Osize -Xswiftc -wmo -Xlinker -dead_strip"
if command -v xcbeautify >/dev/null 2>&1; then
USE_XCBEAUTIFY=1
else
USE_XCBEAUTIFY=0
fi
pipe_build_output() {
if [[ "$USE_XCBEAUTIFY" -eq 1 ]]; then
xcbeautify "$@"
else
cat
fi
}
set_plist_value() {
local plist="$1"
local key="$2"
local value="$3"
/usr/libexec/PlistBuddy -c "Delete :$key" "$plist" >/dev/null 2>&1 || true
/usr/libexec/PlistBuddy -c "Add :$key string" "$plist" >/dev/null 2>&1
/usr/libexec/PlistBuddy -c "Set :$key '$value'" "$plist"
}
generate_info_plist() {
local template="$SWIFT_PROJECT_PATH/Sources/Resources/Info.plist"
local output="$SWIFT_PROJECT_PATH/.generated/PeekabooCLI-Info.plist"
mkdir -p "$SWIFT_PROJECT_PATH/.generated"
cp "$template" "$output"
local display="Peekaboo $VERSION"
set_plist_value "$output" "CFBundleShortVersionString" "$VERSION"
set_plist_value "$output" "CFBundleVersion" "$VERSION"
set_plist_value "$output" "PeekabooVersionDisplayString" "$display"
set_plist_value "$output" "PeekabooGitCommit" "$GIT_COMMIT$GIT_DIRTY"
set_plist_value "$output" "PeekabooGitCommitDate" "$GIT_COMMIT_DATE"
set_plist_value "$output" "PeekabooGitBranch" "$GIT_BRANCH"
set_plist_value "$output" "PeekabooBuildDate" "$BUILD_DATE"
export PEEKABOO_CLI_INFO_PLIST_PATH="$output"
}
echo "🧹 Cleaning previous build artifacts..."
(cd "$SWIFT_PROJECT_PATH" && swift package reset) || echo "'swift package reset' encountered an issue, attempting rm -rf..."
rm -rf "$SWIFT_PROJECT_PATH/.build"
rm -f "$ARM64_BINARY_TEMP" "$X86_64_BINARY_TEMP" "$FINAL_BINARY_PATH.tmp"
echo "📦 Reading version from version.json..."
VERSION=$(node -p "require('$PROJECT_ROOT/version.json').version")
echo "Version: $VERSION"
# Get git information
GIT_COMMIT=$(git rev-parse --short HEAD 2>/dev/null || echo "unknown")
GIT_COMMIT_DATE=$(git show -s --format=%ci HEAD 2>/dev/null || echo "unknown")
GIT_BRANCH=$(git rev-parse --abbrev-ref HEAD 2>/dev/null || echo "unknown")
GIT_DIRTY=$(git diff --quiet && git diff --cached --quiet || echo "-dirty")
BUILD_DATE=$(date -Iseconds)
echo "🧾 Embedding version metadata in Info.plist..."
generate_info_plist
echo "🏗️ Building for arm64 (Apple Silicon)..."
(
cd "$SWIFT_PROJECT_PATH"
swift build --arch arm64 -c release $SWIFT_OPTIMIZATION_FLAGS 2>&1 | pipe_build_output
)
cp "$SWIFT_PROJECT_PATH/.build/arm64-apple-macosx/release/$FINAL_BINARY_NAME" "$ARM64_BINARY_TEMP"
echo "✅ arm64 build complete: $ARM64_BINARY_TEMP"
echo "🏗️ Building for x86_64 (Intel)..."
(
cd "$SWIFT_PROJECT_PATH"
swift build --arch x86_64 -c release $SWIFT_OPTIMIZATION_FLAGS 2>&1 | pipe_build_output
)
cp "$SWIFT_PROJECT_PATH/.build/x86_64-apple-macosx/release/$FINAL_BINARY_NAME" "$X86_64_BINARY_TEMP"
echo "✅ x86_64 build complete: $X86_64_BINARY_TEMP"
echo "🔗 Creating universal binary..."
lipo -create -output "$FINAL_BINARY_PATH.tmp" "$ARM64_BINARY_TEMP" "$X86_64_BINARY_TEMP"
echo "🤏 Stripping symbols for further size reduction..."
# -S: Remove debugging symbols
# -x: Remove non-global symbols
# -u: Save symbols of undefined references
# Note: LC_UUID is preserved by not using -no_uuid during linking
strip -Sxu "$FINAL_BINARY_PATH.tmp"
echo "🔏 Code signing the universal binary..."
ENTITLEMENTS_PATH="$SWIFT_PROJECT_PATH/Sources/Resources/peekaboo.entitlements"
if security find-identity -p codesigning -v | grep -q "Developer ID Application"; then
# Sign with Developer ID if available
SIGNING_IDENTITY=$(security find-identity -p codesigning -v | grep "Developer ID Application" | head -1 | awk '{print $2}')
codesign --force --sign "$SIGNING_IDENTITY" \
--options runtime \
--identifier "boo.peekaboo" \
--entitlements "$ENTITLEMENTS_PATH" \
--timestamp \
"$FINAL_BINARY_PATH.tmp"
echo "✅ Signed with Developer ID: $SIGNING_IDENTITY"
else
# Fall back to ad-hoc signing for local builds
codesign --force --sign - \
--identifier "boo.peekaboo" \
--entitlements "$ENTITLEMENTS_PATH" \
"$FINAL_BINARY_PATH.tmp"
echo "⚠️ Ad-hoc signed (no Developer ID found)"
fi
# Verify the signature and embedded info
echo "🔍 Verifying code signature..."
codesign -dv "$FINAL_BINARY_PATH.tmp" 2>&1 | grep -E "Identifier=|Signature"
# Replace the old binary with the new one
mv "$FINAL_BINARY_PATH.tmp" "$FINAL_BINARY_PATH"
echo "🗑️ Cleaning up temporary architecture-specific binaries..."
rm -f "$ARM64_BINARY_TEMP" "$X86_64_BINARY_TEMP"
echo "🔍 Verifying final universal binary..."
lipo -info "$FINAL_BINARY_PATH"
ls -lh "$FINAL_BINARY_PATH"
echo "🎉 Universal binary '$FINAL_BINARY_PATH' created and optimized successfully!"