2023-04-28 21:02:53 +01:00
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# Bundles libraries with an output executable.
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# Parameters:
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# - TYPE: "qt" or "standalone". The type of app to bundle.
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# - "qt" uses windeployqt/macdeployqt to bundle Qt and other libraries.
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# - "standalone" copies dependent libraries to a "libs" folder alongside the executable file.
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# - EXECUTABLE_PATH: Path to the executable binary.
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# TODO: This does not really work fully for Windows yet, some libraries are missing from the output.
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# TODO: Leaving a basic framework of Windows support here to be iterated on in the future.
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if (WIN32)
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message(FATAL_ERROR "Advanced library bundling is not yet supported for Windows.")
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endif()
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if ("${TYPE}" STREQUAL "qt")
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get_filename_component(executable_dir ${EXECUTABLE_PATH} DIRECTORY)
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# Bundle dependencies using appropriate Qt tool.
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if (WIN32)
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find_program(WINDEPLOYQT_EXECUTABLE windeployqt)
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execute_process(COMMAND ${WINDEPLOYQT_EXECUTABLE} ${EXECUTABLE_PATH}
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--no-compiler-runtime --no-system-d3d-compiler --no-opengl-sw --no-translations
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--plugindir "${executable_dir}/plugins")
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elseif (APPLE)
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get_filename_component(contents_dir ${executable_dir} DIRECTORY)
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get_filename_component(bundle_dir ${contents_dir} DIRECTORY)
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find_program(MACDEPLOYQT_EXECUTABLE macdeployqt)
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execute_process(COMMAND ${MACDEPLOYQT_EXECUTABLE} ${bundle_dir} -executable=${EXECUTABLE_PATH} -always-overwrite)
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2023-05-11 20:47:18 +01:00
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# Bundling libraries can rewrite path information and break code signatures of system libraries.
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# Perform an ad-hoc re-signing on the whole app bundle to fix this.
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execute_process(COMMAND codesign --deep -fs - ${bundle_dir})
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2023-04-28 21:02:53 +01:00
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else()
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message(FATAL_ERROR "Unsupported OS for Qt-based library bundling.")
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endif()
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else()
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# Resolve dependent library files.
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file(GET_RUNTIME_DEPENDENCIES
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EXECUTABLES ${EXECUTABLE_PATH}
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RESOLVED_DEPENDENCIES_VAR resolved_deps
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UNRESOLVED_DEPENDENCIES_VAR unresolved_deps
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POST_EXCLUDE_REGEXES ".*system32/.*\\.dll")
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# Determine libraries directory.
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get_filename_component(executable_dir ${EXECUTABLE_PATH} DIRECTORY)
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if (WIN32)
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# Same directory since we don't have rpath.
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set(lib_dir ${executable_dir})
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else()
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set(lib_dir ${executable_dir}/libs)
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endif()
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# Copy library files to bundled output.
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file(MAKE_DIRECTORY ${lib_dir})
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foreach (lib_file ${resolved_deps})
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# Use native copy to turn symlinks into normal files.
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execute_process(COMMAND cp -L ${lib_file} ${lib_dir})
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endforeach()
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# Add libs directory to executable rpath where applicable.
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if (APPLE)
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execute_process(COMMAND install_name_tool -add_rpath "@loader_path/libs" ${EXECUTABLE_PATH})
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elseif (UNIX)
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execute_process(COMMAND patchelf --set-rpath '$ORIGIN/../libs' ${EXECUTABLE_PATH})
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endif()
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endif()
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