Try build caching for Windows too

Author: timothyschoen

.github/workflows/cmake.yml

@@ -41,6 +41,11 @@ jobs:
           submodules: recursive
           fetch-depth: 0
 
+      - name: ccache
+        uses: hendrikmuhs/ccache-action@v1.2
+        with:
+          key: win64
+
       - name: Set up MSVC environment
         uses: ilammy/msvc-dev-cmd@v1
         with:
@@ -52,7 +57,7 @@ jobs:
       - name: Build plugins
         shell: bash
         run: |
-          python3 ./build.py
+          python3 ./build.py --compiler-launcher ccache
           mv Build Build-Win64
 
       - name: Archive Artifacts
@@ -70,10 +75,23 @@ jobs:
           submodules: recursive
           fetch-depth: 0
 
+      - name: ccache
+        uses: hendrikmuhs/ccache-action@v1.2
+        with:
+          key: win32
+
+      - name: Set up MSVC environment
+        uses: ilammy/msvc-dev-cmd@v1
+        with:
+          arch: Win32
+
+      - name: Install Ninja
+        uses: seanmiddleditch/gha-setup-ninja@v3
+
       - name: Build plugins
         shell: bash
         run: |
-          python3 ./build.py
+          python3 ./build.py --compiler-launcher ccache
           mv Build Build-Win32
 
       - name: Archive Artifacts

build.py

@@ -14,7 +14,6 @@
 )
 args = parser.parse_args()
 
-# Detect platform and choose CMake generator
 system = platform.system()
 if system == "Windows":
     cmake_compiler = "-DCMAKE_C_COMPILER=cl -DCMAKE_CXX_COMPILER=cl"