Merge b87539999f into 49490b10c4

.github/workflows/cmake.yml

@@ -101,12 +101,28 @@ jobs:
     steps:
     - uses: actions/checkout@v2
 
+    - name: Restore cached cmake
+      uses: actions/cache/restore@v4
+      with:
+        path: /opt/cmake
+        key: cmake-${{ matrix.cmake }}
+
     - name: Install dependencies
       shell: bash
       run: |
         cmake=${{ matrix.cmake }}
         apt update
-        apt install -y wget gcc libgl1-mesa-dev libx11-dev libxext-dev
+        apt install -y gcc make libgl1-mesa-dev libx11-dev libxext-dev
+        if [ -x /opt/cmake/bin/cmake ]; then
+          echo "Found cached cmake"
+          if [ -s "$(/opt/cmake/bin/cmake --version | grep ${cmake})" ]; then
+            exit 0
+          fi
+          echo "CMake version is mismatched"
+          rm -rf /opt/cmake
+        fi
+
+        apt install -y g++ wget
         if [ "${cmake}" == "latest" ]; then
           apt install -y git
           cmake=$(git ls-remote --tags https://gitlab.kitware.com/cmake/cmake | cut -f 2 | sed -E "s/^refs\/tags\/v//" | tr -d "^{}" | sort -t '.' -k 1,1n -k 2,2n -k 3,3n | tail -n 1 | tr -d "\n")
@@ -116,15 +132,22 @@ jobs:
         wget https://cmake.org/files/v${short_version}/cmake-${cmake}.tar.gz
         tar -xf cmake-${cmake}.tar.gz
         cd cmake-${cmake}
-        ./configure && make -j $(nproc) install
+        ./configure --prefix=/opt/cmake
+        make -j $(nproc) install
+
+    - name: Save cmake
+      uses: actions/cache/save@v4
+      with:
+        path: /opt/cmake
+        key: cmake-${{ matrix.cmake }}
 
     - name: Configure CMake
       shell: bash
-      run: cmake . -DCMAKE_BUILD_TYPE=$BUILD_TYPE
+      run: /opt/cmake/bin/cmake . -DCMAKE_BUILD_TYPE=$BUILD_TYPE
 
     - name: Build test
       shell: bash
-      run: cmake --build .
+      run: /opt/cmake/bin/cmake --build .
 
     - name: Check alias
       shell: bash