Add BUILD_DEBIAN_PACKAGE option for Debian package support

.github/workflows/ubuntu.yml

@@ -79,6 +79,12 @@ jobs:
           name: open3d-devel-linux-x86_64-ML_${{ matrix.MLOPS }}
           path: open3d-devel-*.tar.xz
           if-no-files-found: error
+      - name: Upload Debian package to GitHub artifacts (if exist)
+        uses: actions/upload-artifact@v4
+        with:
+          name: open3d-debian
+          path: open3d-devel*.deb
+          if-no-files-found: ignore
       - name: Upload viewer to GitHub artifacts
         if: ${{ env.BUILD_SHARED_LIBS == 'OFF' }}
         uses: actions/upload-artifact@v4

CMakeLists.txt

@@ -142,6 +142,18 @@ if (NOT DEVELOPER_BUILD)
     endif()
 endif()
 
+option(BUILD_DEBIAN_PACKAGE "Build debian package" ON)
+# will work with cmake 3.22 and newer
+# https://cmake.org/cmake/help/latest/command/cmake_host_system_information.html
+if (BUILD_DEBIAN_PACKAGE)
+    cmake_host_system_information(RESULT ID_LIKE QUERY DISTRIB_ID_LIKE)
+    message(STATUS "Current Distrib ID_LIKE=${ID_LIKE}")
+    if(NOT ID_LIKE OR NOT ID_LIKE STREQUAL "debian")
+        message(WARNING "ID_LIKE is either blank or not 'debian'. Skipping debian package building.")
+        set(BUILD_DEBIAN_PACKAGE OFF)
+    endif()
+endif()
+
 # Default build type on single-config generators.
 # For multi-config generators (e.g. Visual Studio), CMAKE_CONFIGURATION_TYPES
 # will be set, and we don't specify a default CMAKE_BUILD_TYPE.

cmake/Open3DPackaging.cmake

@@ -33,4 +33,8 @@ set(CPACK_PACKAGE_FILE_NAME
     "open3d-devel-${_sys}-${OPEN3D_VERSION_FULL}")
 set(CPACK_THREADS 0)  # Use all cores for compressing package
 
+if (BUILD_DEBIAN_PACKAGE)
+    list(APPEND CPACK_GENERATOR DEB)
+endif()
+
 include(CPack)

cmake/Open3DPrintConfigurationSummary.cmake

@@ -47,6 +47,7 @@ function(open3d_print_configuration_summary)
     else()
         open3d_aligned_print("Force GLIBCXX_USE_CXX11_ABI=" "0")
     endif()
+    open3d_aligned_print("Build debian package" "${BUILD_DEBIAN_PACKAGE}")
 
     message(STATUS "================================================================================")
     message(STATUS "Third-Party Dependencies:")

docker/Dockerfile.ci

@@ -236,7 +236,7 @@ RUN ccache -s \
  && CCACHE_DIR_PARENT=$(dirname ${CCACHE_DIR}) \
  && cd ${CCACHE_DIR_PARENT} \
  && tar -czf /${CCACHE_TAR_NAME}.tar.gz ${CCACHE_DIR_NAME} \
- && if [ "${PACKAGE}" = "ON" ]; then mv /root/Open3D/build/package/open3d-devel*.tar.xz /; fi \
+ && if [ "${PACKAGE}" = "ON" ]; then mv /root/Open3D/build/package/open3d-devel* /; fi \
  && if [ "${PACKAGE}" = "VIEWER" ]; then mv /root/Open3D/build/package-Open3DViewer-deb/open3d-viewer-*-Linux.deb /; fi \
  && ls -alh /