Update to Swift 6.1

.github/FUNDING.yml

@@ -0,0 +1,2 @@
+# These are supported funding model platforms
+ko_fi: colemancda

.github/pull_request_template.md

@@ -0,0 +1,15 @@
+**Issue**
+
+Fixes #1.
+
+**What does this PR Do?**
+
+Description of the changes in this pull request.
+
+**Where should the reviewer start?**
+
+`main.swift`
+
+**Sweet giphy showing how you feel about this PR**
+
+![Giphy](https://media.giphy.com/media/rkDXJA9GoWR2/giphy.gif)

.github/workflows/swift.yml

@@ -0,0 +1,21 @@
+name: Swift
+on: [push]
+jobs:
+
+  android:
+    name: Android
+    strategy:
+      fail-fast: false
+      matrix:
+        swift: ['6.1']
+        arch: ['aarch64', 'x86_64']
+        sdk: ['24', '28', '29']
+    runs-on: macos-15
+    timeout-minutes: 30
+    steps:
+      - uses: actions/checkout@v4
+      - name: "Build Swift Package for Android"
+        run: |
+          brew install skiptools/skip/skip || (brew update && brew install skiptools/skip/skip)
+          skip android sdk install --version ${{ matrix.swift }}
+          ANDROID_NDK_ROOT="" ANDROID_SDK_VERSION=${{ matrix.sdk }} skip android build --arch ${{ matrix.arch }} --android-api-level ${{ matrix.sdk }}

Demo/app/build.gradle.kts

@@ -10,7 +10,7 @@ android {
 
     defaultConfig {
         applicationId = "com.pureswift.swiftandroid"
-        minSdk = 24
+        minSdk = 29
         targetSdk = 35
         versionCode = 1
         versionName = "1.0"

Demo/build-swift.sh

@@ -3,11 +3,7 @@ set -e
 source swift-define
 
 # Build with SwiftPM
-export JAVA_HOME=$SWIFT_ANDROID_SYSROOT/usr
-xcrun --toolchain swift swift build -c $SWIFT_COMPILATION_MODE \
-    --swift-sdk $SWIFT_TARGET_NAME \
-    --toolchain $XCTOOLCHAIN \
-    --package-path $SWIFT_PACKAGE_SRC
+ANDROID_NDK_ROOT="" ANDROID_SDK_VERSION=$ANDROID_SDK_VERSION skip android build --arch $SWIFT_TARGET_ARCH --android-api-level $ANDROID_SDK_VERSION
 
 # Copy compiled Swift package
 mkdir -p $SRC_ROOT/app/src/main/jniLibs/$ANDROID_ARCH/

Demo/setup.sh

@@ -5,32 +5,17 @@ source swift-define
 # Install macOS dependencies
 if [[ $OSTYPE == 'darwin'* ]]; then
     echo "Install macOS build dependencies"
+    brew install skiptools/skip/skip
+    brew update
     HOMEBREW_NO_AUTO_UPDATE=1 brew install wget cmake ninja android-ndk
-
-    # Verify toolchain installed
-    if [ ! -d ${XCTOOLCHAIN} ]
-    then
-        echo "Please install the swift-6.0.3-RELEASE toolchain (or set XCTOOLCHAIN)"
-        echo "On Mac: https://download.swift.org/swift-6.0.3-release/xcode/swift-6.0.3-RELEASE/swift-6.0.3-RELEASE-osx.pkg"
-        exit 1
-    fi
-fi
-
-# Check swift-autolink-extract exists
-if [[ ! -f "${XCTOOLCHAIN}/usr/bin/swift-autolink-extract" ]];
-then
-    echo "Missing symlink '${XCTOOLCHAIN}/usr/bin/swift-autolink-extract'."
-    echo "We need 'sudo' permission to create it (just this once)."
-    sudo ln -s swift ${XCTOOLCHAIN}/usr/bin/swift-autolink-extract || exit 1
 fi
 
 # Copy Swift libraries
+rm -rf $SRC_ROOT/app/src/main/jniLibs/$ANDROID_ARCH/
 mkdir -p $SRC_ROOT/app/src/main/jniLibs/$ANDROID_ARCH/
-cp -rf $SWIFT_ANDROID_SYSROOT/usr/lib/$ANDROID_LIB/*.so \
+cp -rf $SWIFT_ANDROID_LIBS/*.so \
     $SRC_ROOT/app/src/main/jniLibs/$ANDROID_ARCH/
 # Copy C stdlib
 cp -rf $SWIFT_ANDROID_SYSROOT/usr/lib/$ANDROID_LIB/libc++_shared.so \
     $SRC_ROOT/app/src/main/jniLibs/$ANDROID_ARCH/
-# Copy Swift dependencies
-cp -rf $SWIFT_ANDROID_SYSROOT/usr/lib/$ANDROID_LIB/libandroid-spawn.so \
-    $SRC_ROOT/app/src/main/jniLibs/$ANDROID_ARCH/
+echo "Copied Swift libraries"

Demo/swift-define

@@ -6,16 +6,19 @@ ANDROID_LIB="${ANDROID_LIB:=aarch64-linux-android}"
 SWIFT_COMPILATION_MODE="${SWIFT_COMPILATION_MODE:=debug}"
 
 # Version
-ANDROID_NDK_VERSION=24
-SWIFT_VERSION_SHORT=6.0.3
+ANDROID_SDK_VERSION=29
+SWIFT_VERSION_SHORT=6.1.1
 SWIFT_VERSION=swift-$SWIFT_VERSION_SHORT-RELEASE
-SWIFT_TARGET_NAME=$SWIFT_TARGET_ARCH-unknown-linux-android$ANDROID_NDK_VERSION
+SWIFT_TARGET_NAME=$SWIFT_TARGET_ARCH-unknown-linux-android$ANDROID_SDK_VERSION
 XCTOOLCHAIN=/Library/Developer/Toolchains/$SWIFT_VERSION.xctoolchain
+SWIFT_ARTIFACT_BUNDLE=swift-$SWIFT_VERSION_SHORT-RELEASE-android-0.1.artifactbundle
 
 # Paths
-SWIFT_SDK=swift-$SWIFT_VERSION_SHORT-release-android-$ANDROID_NDK_VERSION-sdk
-SWIFT_ANDROID_SYSROOT=~/.swiftpm/swift-sdks/swift-$SWIFT_VERSION_SHORT-RELEASE-android-24-0.1.artifactbundle/$SWIFT_SDK/android-27c-sysroot
+SWIFT_SDK=swift-$SWIFT_VERSION_SHORT-release-android-$ANDROID_SDK_VERSION-sdk
+SWIFT_ANDROID_SYSROOT=~/.swiftpm/swift-sdks/$SWIFT_ARTIFACT_BUNDLE/swift-android/ndk-sysroot
+SWIFT_ANDROID_LIBS=~/.swiftpm/swift-sdks/$SWIFT_ARTIFACT_BUNDLE/swift-android/swift-resources/usr/lib/swift-$SWIFT_TARGET_ARCH/android/
 SWIFT_PACKAGE_SRC=$SRC_ROOT
+JAVA_HOME=$SWIFT_ANDROID_SYSROOT/usr
 
 # Configurable
 SWIFT_NATIVE_PATH="${SWIFT_NATIVE_PATH:=$XCTOOLCHAIN/usr/bin}"

Package.swift

@@ -1,44 +1,10 @@
-// swift-tools-version: 6.0
-// The swift-tools-version declares the minimum version of Swift required to build this package.
-
+// swift-tools-version: 6.1
 import CompilerPluginSupport
 import PackageDescription
 
 import class Foundation.FileManager
 import class Foundation.ProcessInfo
 
-// Note: the JAVA_HOME environment variable must be set to point to where
-// Java is installed, e.g.,
-//   Library/Java/JavaVirtualMachines/openjdk-21.jdk/Contents/Home.
-func findJavaHome() -> String {
-  if let home = ProcessInfo.processInfo.environment["JAVA_HOME"] {
-    return home
-  }
-
-  // This is a workaround for envs (some IDEs) which have trouble with
-  // picking up env variables during the build process
-  let path = "\(FileManager.default.homeDirectoryForCurrentUser.path()).java_home"
-  if let home = try? String(contentsOfFile: path, encoding: .utf8) {
-    if let lastChar = home.last, lastChar.isNewline {
-      return String(home.dropLast())
-    }
-
-    return home
-  }
-
-  fatalError("Please set the JAVA_HOME environment variable to point to where Java is installed.")
-}
-let javaHome = findJavaHome()
-
-let javaIncludePath = "\(javaHome)/include"
-#if os(Linux)
-  let javaPlatformIncludePath = "\(javaIncludePath)/linux"
-#elseif os(macOS)
-  let javaPlatformIncludePath = "\(javaIncludePath)/darwin"
-#elseif os(Windows)
-  let javaPlatformIncludePath = "\(javaIncludePath)/win32"
-#endif
-
 // Get NDK version from command line
 let ndkVersion = ProcessInfo.processInfo.environment["ANDROID_NDK_VERSION"].flatMap { UInt($0) } ?? 27
 let ndkVersionDefine = SwiftSetting.define("ANDROID_NDK_VERSION_" + ndkVersion.description)
@@ -118,10 +84,6 @@ var package = Package(
                     name: "JavaKitReflection",
                     package: "swift-java"
                 ),
-                .product(
-                    name: "Binder",
-                    package: "Binder"
-                ),
                 "AndroidNDK",
                 "AndroidJava",
                 "AndroidManifest",
@@ -140,7 +102,6 @@ var package = Package(
             ],
             swiftSettings: [
               .swiftLanguageMode(.v5),
-              .unsafeFlags(["-I\(javaIncludePath)", "-I\(javaPlatformIncludePath)"]),
               ndkVersionDefine,
               sdkVersionDefine
             ]

README.md

@@ -4,7 +4,7 @@ Swift bindings to Android SDK (via Java Native Interface)
 
 ## Compile
 
-Tested against [@finagolfin Swift Android SDK](https://github.com/finagolfin/swift-android-sdk) v6.0.3
+Tested against [Skip Tools](https://skip.tools/docs/gettingstarted/#installation)
 
 There is an included example Android application under `/Demo`.