Support for visionos (#148)

* Support for visionos
* Make sinewave example work with cargo dinghy
* Add some simple checks for tvos, visionos and ios

Author: simlay

.github/workflows/coreaudio-rs.yml

@@ -50,37 +50,34 @@ jobs:
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
 
-  ios-build:
+  xcode-builds:
     runs-on: macOS-latest
     steps:
     - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@master
       with:
-        toolchain: stable
-    - name: Add iOS targets
-      run: rustup target add aarch64-apple-ios aarch64-apple-ios-sim
-    - name: Build iphonesimulator feedback example
-      run: cd examples/apple && xcodebuild ONLY_ACTIVE_ARCH=NO ARCHS=arm64 -scheme coreaudio-ios-example -configuration Debug -derivedDataPath build -sdk iphonesimulator
+        toolchain: nightly
+        components: rust-src
+        targets: "aarch64-apple-ios,aarch64-apple-ios-sim"
+    - run: xcodebuild ONLY_ACTIVE_ARCH=NO ARCHS=arm64 -scheme coreaudio-tvos-example     -configuration Debug -derivedDataPath build -sdk appletvsimulator
+      working-directory: examples/apple
+    - run: xcodebuild ONLY_ACTIVE_ARCH=NO ARCHS=arm64 -scheme coreaudio-ios-example      -configuration Debug -derivedDataPath build -sdk iphonesimulator
+      working-directory: examples/apple
+    - run: xcodebuild ONLY_ACTIVE_ARCH=NO ARCHS=arm64 -scheme coreaudio-visionos-example -configuration Debug -derivedDataPath build -sdk xrsimulator
+      working-directory: examples/apple
 
-  tvos-build:
+  check-examples:
     runs-on: macOS-latest
+    strategy:
+      matrix:
+        rust-target: [aarch64-apple-ios-sim, aarch64-apple-tvos-sim, aarch64-apple-visionos-sim]
     steps:
     - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@master
       with:
         toolchain: nightly
         components: rust-src
-    - name: Build for tvOS simulator
-      run: cd examples/apple && cargo +nightly build -Zbuild-std --target aarch64-apple-tvos-sim --release
-    - name: Build for tvOS device
-      run: cd examples/apple && cargo +nightly build -Zbuild-std --target aarch64-apple-tvos --release
-    - uses: dtolnay/rust-toolchain@master
-      with:
-        toolchain: stable
-    - name: Add iOS targets
-      run: rustup target add aarch64-apple-ios aarch64-apple-ios-sim
-    - name: Build appletvsimulator example
-      run: cd examples/apple && xcodebuild ONLY_ACTIVE_ARCH=NO ARCHS=arm64 -scheme coreaudio-tvos-example -configuration Debug -derivedDataPath build -sdk appletvsimulator
+    - run: cargo +nightly build -Zbuild-std --all --target ${{ matrix.rust-target }}
 
   # Build the docs with all features to make sure docs.rs will work.
   macos-docs:

Cargo.toml

@@ -32,10 +32,11 @@ audio_unit = ["audio_toolbox"]
 
 # Unsupported
 open_al = []
+[target.'cfg(target_os = "macos")'.dependencies]
+libc = "0.2"
 
 [dependencies]
 bitflags = "2.10"
-libc = "0.2"
 objc2-core-foundation = { version = "0.3", optional = true, default-features = false, features = [
     "std",
     "CFString",
@@ -67,6 +68,9 @@ objc2-core-audio-types = { version = "0.3", optional = true, default-features =
     "bitflags",
     "CoreAudioBaseTypes",
 ] }
+[dev-dependencies]
+[target.'cfg(any(target_os = "ios", target_os = "tvos", target_os = "visionos"))'.dev-dependencies]
+objc2-avf-audio = "0.3.2"
 
 [package.metadata.docs.rs]
 all-features = true

examples/apple/build_rust_deps.sh

@@ -12,19 +12,11 @@ if [[ -n "${DEVELOPER_SDK_DIR:-}" ]]; then
   export LIBRARY_PATH="${DEVELOPER_SDK_DIR}/MacOSX.sdk/usr/lib:${LIBRARY_PATH:-}"
 fi
 
-# Detect which platform we're building for based on SDKROOT
-# SDKROOT is set by Xcode and contains the SDK path (e.g., iphoneos, iphonesimulator, appletvos, appletvsimulator)
-case "${SDKROOT:-}" in
-  *appletvos*|*appletvsimulator*)
-    # Build for tvOS (requires nightly toolchain and -Zbuild-std since tvOS is a Tier 3 target)
-    cargo +nightly build -Zbuild-std --target aarch64-apple-tvos-sim --release
-    cargo +nightly build -Zbuild-std --target aarch64-apple-tvos --release
-    ;;
-  *)
-    # Default: Build for iOS (stable toolchain)
-    # Device (arm64)
-    cargo build --target aarch64-apple-ios --release
-    # Simulator (arm64)
-    cargo build --target aarch64-apple-ios-sim --release
-    ;;
-esac
+cargo build -Zbuild-std \
+    --target aarch64-apple-tvos-sim \
+    --target aarch64-apple-tvos \
+    --target aarch64-apple-visionos \
+    --target aarch64-apple-visionos-sim \
+    --release
+
+cargo build --target aarch64-apple-ios --target aarch64-apple-ios-sim --release