feat: Support compilation of native deps on OS X 15.

.github/workflows/ci.yaml

@@ -19,6 +19,7 @@ jobs:
       matrix:
         runs-on:
           - macos-14
+          - macos-15
           - ubuntu-22.04
       fail-fast: false
     runs-on: ${{ matrix.runs-on }}

.github/workflows/deps.yaml

@@ -67,9 +67,10 @@ jobs:
           name: deps-linux.tar.gz
           path: deps-linux.tar.gz
 
-  macos:
-    name: macOS
-    runs-on: macos-14
+  macos-14:
+    name: macOS 14
+    runs-on:
+      - macos-14
     steps:
       - name: Check out repo
         uses: actions/checkout@v4
@@ -112,13 +113,67 @@ jobs:
 
       - name: Create deps archive
         run: |
-          tar -czf deps-macos.tar.gz deps/osx/
+          tar -czf deps-macos-14.tar.gz deps/osx/
 
       - name: Upload deps artifact
         uses: actions/upload-artifact@v4
         with:
-          name: deps-macos.tar.gz
-          path: deps-macos.tar.gz
+          name: deps-macos-14.tar.gz
+          path: deps-macos-14.tar.gz
+
+  macos-15:
+    name: macOS 15
+    runs-on:
+      - macos-15
+    steps:
+      - name: Check out repo
+        uses: actions/checkout@v4
+
+      - name: Install build tools
+        run: |
+          brew install autoconf
+          brew install automake
+          brew install coreutils # for ffmpeg build
+          brew install libtool
+
+      - name: Build deps
+        run: |
+          echo "Starting dependency build..."
+          export MAKEFLAGS="-j$(nproc)"
+          ./deps/build-deps-osx.sh
+          echo "Dependency build completed"
+
+      - run: |
+          git status
+          git diff
+
+      - name: Install Go
+        uses: actions/setup-go@v5
+        with:
+          cache: false
+          go-version: "1.23"
+
+      - name: Build and test lilliput with the new deps
+        run: |
+          go build
+          go test -v
+
+      - name: Generate build info
+        run: |
+          ./deps/verify_deps.py generate \
+            --deps-dir deps/osx \
+            --platform macos \
+            --commit ${{ github.sha }}
+
+      - name: Create deps archive
+        run: |
+          tar -czf deps-macos-15.tar.gz deps/osx/
+
+      - name: Upload deps artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: deps-macos-15.tar.gz
+          path: deps-macos-15.tar.gz
 
   verify:
     name: Verify Build Artifacts
@@ -139,13 +194,13 @@ jobs:
       - name: Download macOS artifact
         uses: actions/download-artifact@v4
         with:
-          name: deps-macos.tar.gz
+          name: deps-macos-14.tar.gz
           path: .
 
       - name: Extract artifacts
         run: |
           tar xzf deps-linux.tar.gz
-          tar xzf deps-macos.tar.gz
+          tar xzf deps-macos-14.tar.gz
 
       - name: Verify artifacts match checked-in deps
         run: |
@@ -156,75 +211,3 @@ jobs:
           python3 ./deps/verify_deps.py verify \
             --deps-dir deps/osx \
             --build-info deps/osx/build-info.json
-
-  update-deps:
-    name: Update Checked-in Dependencies
-    needs: [linux, macos]
-    runs-on: ubuntu-latest
-    if: github.event_name == 'push' && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/master')
-    timeout-minutes: 15
-
-    steps:
-      - name: Check out repo
-        uses: actions/checkout@v4
-
-      - name: Download Linux artifact
-        uses: actions/download-artifact@v4
-        with:
-          name: deps-linux.tar.gz
-          path: .
-
-      - name: Download macOS artifact
-        uses: actions/download-artifact@v4
-        with:
-          name: deps-macos.tar.gz
-          path: .
-
-      - name: Extract and update deps
-        run: |
-          # Remove existing deps directories to avoid stale files
-          rm -rf deps/linux/* deps/osx/*
-
-          tar xzf deps-linux.tar.gz
-          tar xzf deps-macos.tar.gz
-
-      - name: Commit updated deps
-        run: |
-          git config --local user.email "github-actions[bot]@users.noreply.github.com"
-          git config --local user.name "github-actions[bot]"
-          git config --local commit.gpgsign false
-
-          # Stage each type of file explicitly
-          shopt -s nullglob # Handle case where globs don't match
-
-          # Binary files
-          for f in deps/*/lib/*.{so,so.*,dylib,dylib.*,a}; do
-            if [ -f "$f" ]; then
-              git add -f "$f"
-            fi
-          done
-
-          # Header files
-          for f in deps/*/include/**/*.h; do
-            if [ -f "$f" ]; then
-              git add -f "$f"
-            fi
-          done
-
-          # Build info
-          for f in deps/*/build-info.json; do
-            if [ -f "$f" ]; then
-              git add -f "$f"
-            fi
-          done
-
-          # Only commit if there are changes
-          if ! git diff --cached --quiet; then
-            git commit -m "Update native dependencies from ${{ github.sha }} [skip ci]
-
-            Dependencies built by workflow run: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
-
-            git push
-          else
-            echo "No changes to checked-in dependencies"
-          fi

deps/build-deps-osx.sh

@@ -7,7 +7,7 @@ export PATH="/opt/homebrew/bin:$PATH"
 
 # Function to check and install build tools
 install_build_tools() {
-    for tool in automake libtool autoconf coreutils; do
+    for tool in automake libtool autoconf coreutils cmake; do
         if ! command -v $tool >/dev/null 2>&1; then
             echo "Installing $tool..."
             brew install $tool
@@ -280,7 +280,10 @@ cmake $BASEDIR/opencv \
     -DCMAKE_OSX_ARCHITECTURES=arm64 \
     -DCMAKE_OSX_DEPLOYMENT_TARGET=11.0 \
     -DCMAKE_C_FLAGS="-arch arm64 -I$PREFIX/include" \
-    -DCMAKE_CXX_FLAGS="-arch arm64 -I$PREFIX/include" \
+    -DCMAKE_CXX_FLAGS="-arch arm64 -I$PREFIX/include -stdlib=libc++ -std=c++11" \
+    -DCMAKE_EXE_LINKER_FLAGS="-stdlib=libc++" \
+    -DCMAKE_SHARED_LINKER_FLAGS="-stdlib=libc++" \
+    -DCMAKE_MODULE_LINKER_FLAGS="-stdlib=libc++" \
     -DWITH_JPEG=ON \
     -DJPEG_INCLUDE_DIR=$PREFIX/include \
     -DJPEG_LIBRARY=$PREFIX/lib/libjpeg.a \
@@ -324,7 +327,10 @@ cmake $BASEDIR/opencv \
     -DWITH_CAROTENE=OFF \
     -DWITH_VIDEOTOOLBOX=ON \
     -DBUILD_opencv_java=OFF \
-    -DBUILD_opencv_python=OFF
+    -DBUILD_opencv_python=OFF \
+    -DCMAKE_CXX_STANDARD=11 \
+    -DCMAKE_CXX_STANDARD_REQUIRED=ON \
+    -DCMAKE_CXX_EXTENSIONS=OFF
 
 # Remove iOS-specific build files
 sed -i '' "s|;$BASEDIR/opencv/modules/imgcodecs/include/opencv2/imgcodecs/ios.h||" $BASEDIR/build/opencv/CMakeCache.txt
@@ -368,7 +374,7 @@ cmake $BASEDIR/libyuv \
     -DCMAKE_OSX_ARCHITECTURES=arm64 \
     -DCMAKE_OSX_DEPLOYMENT_TARGET=14.0 \
     -DCMAKE_C_FLAGS="-arch arm64 -fPIC -O3 -march=armv8-a+crc+crypto -mtune=apple-m1" \
-    -DCMAKE_CXX_FLAGS="-arch arm64 -fPIC -O3 -march=armv8-a+crc+crypto -mtune=apple-m1" \
+    -DCMAKE_CXX_FLAGS="-arch arm64 -fPIC -O3 -march=armv8-a+crc+crypto -mtune=apple-m1 -std=c++11" \
     -DCMAKE_BUILD_TYPE=Release \
     -DBUILD_SHARED_LIBS=OFF \
     -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
@@ -388,6 +394,17 @@ make install
 # Remove any dylib if it was created
 rm -f $PREFIX/lib/libyuv.dylib
 
+# Detect macOS version
+MACOS_VERSION=$(sw_vers -productVersion | cut -d. -f1)
+
+# Configure C++ flags based on macOS version
+if [ "$MACOS_VERSION" = "14" ]; then
+    CXX_FLAGS="-O3 -march=armv8-a+crc+crypto -mtune=apple-m1 -stdlib=libc++ -std=c++11 -isystem /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1"
+else
+    # macOS 15 needs more specific include paths and nostdinc++
+    CXX_FLAGS="-O3 -march=armv8-a+crc+crypto -mtune=apple-m1 -stdlib=libc++ -std=c++11 -nostdinc++ -isystem /Library/Developer/CommandLineTools/usr/include/c++/v1 -isystem /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1 -isystem /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include"
+fi
+
 echo '\n--------------------'
 echo 'Building libaom'
 echo '--------------------\n'
@@ -399,7 +416,10 @@ cmake $BASEDIR/aom \
     -DCMAKE_OSX_ARCHITECTURES=arm64 \
     -DCMAKE_OSX_DEPLOYMENT_TARGET=14.0 \
     -DCMAKE_C_FLAGS="-O3 -march=armv8-a+crc+crypto -mtune=apple-m1" \
-    -DCMAKE_CXX_FLAGS="-O3 -march=armv8-a+crc+crypto -mtune=apple-m1" \
+    -DCMAKE_CXX_FLAGS="$CXX_FLAGS" \
+    -DCMAKE_EXE_LINKER_FLAGS="-stdlib=libc++" \
+    -DCMAKE_SHARED_LINKER_FLAGS="-stdlib=libc++" \
+    -DCMAKE_MODULE_LINKER_FLAGS="-stdlib=libc++" \
     -DENABLE_SHARED=0 \
     -DENABLE_STATIC=1 \
     -DENABLE_TESTS=0 \
@@ -409,7 +429,11 @@ cmake $BASEDIR/aom \
     -DENABLE_VSX=0 \
     -DCONFIG_MULTITHREAD=1 \
     -DCONFIG_RUNTIME_CPU_DETECT=1 \
-    -DCMAKE_INSTALL_PREFIX=$PREFIX
+    -DCMAKE_INSTALL_PREFIX=$PREFIX \
+    -DCMAKE_CXX_STANDARD=11 \
+    -DCMAKE_CXX_STANDARD_REQUIRED=ON \
+    -DCMAKE_CXX_EXTENSIONS=OFF \
+    -DCMAKE_POSITION_INDEPENDENT_CODE=ON
 make
 make install
 

deps/osx/share/OpenCV/OpenCVModules.cmake

@@ -58,7 +58,7 @@ endif()
 add_library(opencv_core STATIC IMPORTED)
 
 set_target_properties(opencv_core PROPERTIES
-  INTERFACE_LINK_LIBRARIES "/Users/runner/work/lilliput/lilliput/deps/osx/lib/libz.a"
+  INTERFACE_LINK_LIBRARIES "${SRCDIR}/deps/osx/lib/libz.a"
 )
 
 # Create imported target opencv_imgproc