SKETCH-2182: Fixing Ubuntu builds

.github/workflows/sketcher-builder.yml

@@ -100,16 +100,46 @@ jobs:
           library: rdkit
           version: ${{ fromJson(env.VERSIONS_JSON).rdkit }}
 
+      - name: Install Qt's required packages
+        if: ${{ matrix.os == 'ubuntu-latest' && matrix.build-output != 'wasm'}}
+        run: |
+          sudo apt-get install \
+            libfontconfig1-dev \
+            libfreetype-dev \
+            libx11-dev \
+            libx11-xcb-dev \
+            libxcb-cursor-dev \
+            libxcb-glx0-dev \
+            libxcb-icccm4-dev \
+            libxcb-image0-dev \
+            libxcb-keysyms1-dev \
+            libxcb-randr0-dev \
+            libxcb-render-util0-dev \
+            libxcb-shape0-dev \
+            libxcb-shm0-dev \
+            libxcb-sync-dev \
+            libxcb-util-dev \
+            libxcb-xfixes0-dev \
+            libxcb-xinerama0-dev \
+            libxcb-xkb-dev \
+            libxcb1-dev \
+            libxext-dev \
+            libxfixes-dev \
+            libxi-dev \
+            libxkbcommon-dev \
+            libxkbcommon-x11-dev \
+            libxrender-dev
+
       - name: Fetch Qt
-        if: matrix.os == 'macos-latest'
+        if: matrix.build-output != 'wasm' && matrix.os != 'windows-latest'
         id: fetch-qt
         uses: ./.github/actions/build-external
         with:
           library: qt
           version: ${{ fromJson(env.VERSIONS_JSON).qt }}
 
       - name: Configure CMake
-        if: matrix.os == 'macos-latest'
+        if: matrix.build-output != 'wasm' && matrix.os != 'windows-latest'
         env:
             CMAKE_PREFIX_PATH: "${{ steps.fetch-fmt.outputs.path }};\
                                 ${{ steps.fetch-zlib.outputs.path }};\
@@ -123,16 +153,20 @@ jobs:
                 -DCMAKE_PREFIX_PATH="${{ env.CMAKE_PREFIX_PATH }}"
 
       - name: Build
-        if: matrix.os == 'macos-latest'
+        if: matrix.build-output != 'wasm' && matrix.os != 'windows-latest'
         run: cmake --build build --config ${{ env.BUILD_TYPE }}
 
       - name: Test
-        if: matrix.os == 'macos-latest'
+        if: matrix.build-output != 'wasm' && matrix.os != 'windows-latest'
         working-directory: build
-        run: ctest --build-config ${{ env.BUILD_TYPE }} --output-on-failure
+        # the first line of the command launches xvfb-run -a, but only for
+        # Ubuntu non-wasm builds
+        run: |
+          ${{ matrix.os == 'ubuntu-latest' && matrix.build-output != 'wasm' && 'xvfb-run -a' || ''}} \
+          ctest --build-config ${{ env.BUILD_TYPE }} --output-on-failure
 
       - name: Download sketcher executable
-        if: matrix.os == 'macos-latest'
+        if: matrix.build-output != 'wasm' && matrix.os != 'windows-latest'
         uses: actions/upload-artifact@v4
         with:
           name: sketcher_${{ matrix.os}}_${{ matrix.build-output }}

external/CMakeLists.txt

@@ -24,6 +24,17 @@ function(set_cmake_arg VAR_NAME)
       PARENT_SCOPE)
 endfunction()
 
+if(LINUX)
+    set(EXTRA_QT_CMAKE_ARGS
+        -DFEATURE_xlib=ON
+        -DFEATURE_xcb=ON
+        -DFEATURE_xcb_xlib=ON
+        -DFEATURE_xkbcommon=ON
+    )
+else()
+    set(EXTRA_QT_CMAKE_ARGS "")
+endif()
+
 ExternalProject_Add(
   fmt
   GIT_REPOSITORY https://github.com/fmtlib/fmt.git
@@ -89,7 +100,8 @@ ExternalProject_Add(
     -DBUILD_SHARED_LIBS=OFF
     -DBOOST_INCLUDE_LIBRARIES=${BOOST_INCLUDE_LIBS}
     -DBOOST_RUNTIME_LINK=static
-    -DBOOST_IOSTREAMS_ENABLE_BZIP2=OFF)
+    -DBOOST_IOSTREAMS_ENABLE_BZIP2=OFF
+    -DBOOST_IOSTREAMS_ENABLE_LZMA=OFF)
 
 string(REPLACE "." "_" RDKIT_GIT_TAG ${RDKIT_VERSION})
 set_cmake_arg(
@@ -133,10 +145,13 @@ ExternalProject_Add(
     -DCMAKE_INSTALL_PREFIX=${CMAKE_CURRENT_BINARY_DIR}/qt-${QT_VERSION}
     -DCMAKE_BUILD_TYPE=Release
     -DCMAKE_PREFIX_PATH=${CMAKE_CURRENT_BINARY_DIR}/zlib-${ZLIB_VERSION}
+    -DCMAKE_POLICY_DEFAULT_CMP0177:STRING=NEW
+    -DCMAKE_POLICY_DEFAULT_CMP0174:STRING=NEW
     -DBUILD_SHARED_LIBS=OFF
     -DQT_BUILD_EXAMPLES=OFF
     -DQT_BUILD_SUBMODULES=${QT_SUBMODULES}
     -DQT_BUILD_TESTS=OFF
     -DQT_FEATURE_brotli=OFF
     -DQT_FEATURE_sql=OFF
-    -DINPUT_opengl=no)
+    -DINPUT_opengl=no
+    ${EXTRA_QT_CMAKE_ARGS})

external/versions.json

@@ -2,7 +2,7 @@
     "boost": "1.83.0",
     "emscripten": "3.1.51",
     "fmt": "10.1.0",
-    "qt": "6.5.3",
+    "qt": "6.7.3",
     "rdkit": "2024.09.3",
     "sqlite": "3.42.0",
     "zlib": "1.2.11",