Add CI for windows and macos support

Author: ldm0

.github/workflows/ci.yml

@@ -14,7 +14,11 @@ env:
 jobs:
 
   rustfmt_check:
-    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        os: [macos-latest, windows-latest, ubuntu-latest]
+      fail-fast: false
+    runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
@@ -28,8 +32,7 @@ jobs:
           command: fmt
           args: --all -- --check
 
-  # Interestingly clippy check needs to build the crate.
-  rust_clippy_check:
+  rust_clippy_check_ubuntu:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -48,7 +51,37 @@ jobs:
 
       - run: cargo clippy -- -D warnings
 
-  build_and_test:
+  rust_clippy_check_windows:
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+      # Using this since it's used by clang-sys's CI
+      - name: Install LLVM and Clang
+        uses: KyleMayes/install-llvm-action@v1
+        with:
+          version: "10.0"
+          directory: ${{ github.workspace }}/clang
+
+      - name: Clone vcpkg FFmpeg
+        run: git clone https://github.com/microsoft/vcpkg --depth 1
+      - name: Bootstrap vcpkg FFmpeg
+        run: ./vcpkg/bootstrap-vcpkg.bat
+      - name: Vcpkg install ffmpeg
+        run: ./vcpkg/vcpkg.exe install ffmpeg:x64-windows-static-md
+
+      - name: Clippy check 
+        env:
+          VCPKG_ROOT: ${{ github.workspace }}/vcpkg
+          LIBCLANG_PATH: ${{ github.workspace }}/clang/lib
+          LLVM_CONFIG_PATH: ${{ github.workspace }}/clang/bin/llvm-config
+        run: cargo clippy -- -D warnings
+
+  build_and_test_ubuntu:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -100,9 +133,7 @@ jobs:
 
       - name: Run Slice Example
         run: cargo run --example slice
-      # Avoid the situation that example outputs incorrect results.
-      # (Is this really essential? Maybe I'm too anxious?)
-      - name: Check No Change
+      - name: Check test result correctness
         run: |
           if [[ -z "$(git status --porcelain)" ]]; then
             echo "0"
@@ -226,7 +257,7 @@ jobs:
           hash -r
           cd ..
       - name: Binding Build
-        run: PKG_CONFIG_PATH="$HOME/ffmpeg_build/lib/pkgconfig" cargo build --verbose
+        run: FFMPEG_PKG_CONFIG_PATH="$HOME/ffmpeg_build/lib/pkgconfig" cargo build --verbose
 
   build_with_system_ffmpeg:
     runs-on: ubuntu-latest
@@ -247,6 +278,69 @@ jobs:
       - name: Binding Build
         run: cargo build --verbose
 
+  build_with_vcpkg_ffmpeg_windows:
+    runs-on: windows-latest
+    strategy:
+      matrix:
+        config:
+          - target: "x86_64-pc-windows-msvc"
+            vcpkg_triplet: "x64-windows-static"
+            rustflags: "-Ctarget-feature=+crt-static"
+          - target: "x86_64-pc-windows-msvc"
+            vcpkg_triplet: "x64-windows-static-md"
+          - target: "x86_64-pc-windows-msvc"
+            vcpkg_triplet: "x64-windows"
+            dynamic: true
+
+          - target: "i686-pc-windows-msvc"
+            vcpkg_triplet: "x86-windows-static"
+            rustflags: "-Ctarget-feature=+crt-static"
+          - target: "i686-pc-windows-msvc"
+            vcpkg_triplet: "x86-windows-static-md"
+          - target: "i686-pc-windows-msvc"
+            vcpkg_triplet: "x86-windows"
+            dynamic: true
+      fail-fast: false
+    steps:
+      - uses: actions/checkout@v2
+      # Using this since it's used by clang-sys's CI
+      - name: Install LLVM and Clang
+        uses: KyleMayes/install-llvm-action@v1
+        with:
+          version: "10.0"
+          directory: ${{ github.workspace }}/clang
+
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+          target: ${{ matrix.config.target }}
+
+      - name: Clone vcpkg FFmpeg
+        run: git clone https://github.com/microsoft/vcpkg --depth 1
+      - name: Bootstrap vcpkg FFmpeg
+        run: ./vcpkg/bootstrap-vcpkg.bat
+      - name: Vcpkg install ffmpeg
+        run: ./vcpkg/vcpkg.exe install ffmpeg:${{ matrix.config.vcpkg_triplet }}
+
+      - name: Set env
+        shell: bash
+        run: |
+          if [ '${{ matrix.config.dynamic }}' != '' ]; then
+            echo "FFMPEG_DYNAMIC_LINKING=1" >> $GITHUB_ENV
+          fi
+
+      - name: Binding build
+        shell: bash
+        env:
+          VCPKG_ROOT: ${{ github.workspace }}/vcpkg
+          RUSTFLAGS: ${{ matrix.config.rustflags}}
+          VCPKG_DEFAULT_TRIPLET: ${{ matrix.config.vcpkg_triplet }}
+          LIBCLANG_PATH: ${{ github.workspace }}/clang/lib
+          LLVM_CONFIG_PATH: ${{ github.workspace }}/clang/bin/llvm-config
+        run: cargo build --target ${{ matrix.config.target }} --verbose
+
   # Check if correct documentation can be generated by docs.rs
   docs_rs_check:
     runs-on: ubuntu-latest
@@ -291,7 +385,9 @@ jobs:
           sudo apt-get -y install libmp3lame-dev
           sudo apt-get -y install libopus-dev
 
+      - name: Set env
+        run: echo "DOCS_RS=1" >> $GITHUB_ENV
       - name: Binding Build
-        run: DOCS_RS=1 cargo build --verbose
+        run: cargo build --verbose
       - name: Document Generation
         run: cargo doc --verbose