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- # This file controls Flutter-level build steps. It should not be edited.
- cmake_minimum_required(VERSION 3.10)
- set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral")
- # Configuration provided via flutter tool.
- include(${EPHEMERAL_DIR}/generated_config.cmake)
- # TODO: Move the rest of this into files in ephemeral. See
- # https://github.com/flutter/flutter/issues/57146.
- # Serves the same purpose as list(TRANSFORM ... PREPEND ...),
- # which isn't available in 3.10.
- function(list_prepend LIST_NAME PREFIX)
- set(NEW_LIST "")
- foreach(element ${${LIST_NAME}})
- list(APPEND NEW_LIST "${PREFIX}${element}")
- endforeach(element)
- set(${LIST_NAME} "${NEW_LIST}" PARENT_SCOPE)
- endfunction()
- # === Flutter Library ===
- # System-level dependencies.
- find_package(PkgConfig REQUIRED)
- pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0)
- pkg_check_modules(GLIB REQUIRED IMPORTED_TARGET glib-2.0)
- pkg_check_modules(GIO REQUIRED IMPORTED_TARGET gio-2.0)
- set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/libflutter_linux_gtk.so")
- # Published to parent scope for install step.
- set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE)
- set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE)
- set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE)
- set(AOT_LIBRARY "${PROJECT_DIR}/build/lib/libapp.so" PARENT_SCOPE)
- list(APPEND FLUTTER_LIBRARY_HEADERS
- "fl_basic_message_channel.h"
- "fl_binary_codec.h"
- "fl_binary_messenger.h"
- "fl_dart_project.h"
- "fl_engine.h"
- "fl_json_message_codec.h"
- "fl_json_method_codec.h"
- "fl_message_codec.h"
- "fl_method_call.h"
- "fl_method_channel.h"
- "fl_method_codec.h"
- "fl_method_response.h"
- "fl_plugin_registrar.h"
- "fl_plugin_registry.h"
- "fl_standard_message_codec.h"
- "fl_standard_method_codec.h"
- "fl_string_codec.h"
- "fl_value.h"
- "fl_view.h"
- "flutter_linux.h"
- )
- list_prepend(FLUTTER_LIBRARY_HEADERS "${EPHEMERAL_DIR}/flutter_linux/")
- add_library(flutter INTERFACE)
- target_include_directories(flutter INTERFACE
- "${EPHEMERAL_DIR}"
- )
- target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}")
- target_link_libraries(flutter INTERFACE
- PkgConfig::GTK
- PkgConfig::GLIB
- PkgConfig::GIO
- )
- add_dependencies(flutter flutter_assemble)
- # === Flutter tool backend ===
- # _phony_ is a non-existent file to force this command to run every time,
- # since currently there's no way to get a full input/output list from the
- # flutter tool.
- add_custom_command(
- OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS}
- ${CMAKE_CURRENT_BINARY_DIR}/_phony_
- COMMAND ${CMAKE_COMMAND} -E env
- ${FLUTTER_TOOL_ENVIRONMENT}
- "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.sh"
- ${FLUTTER_TARGET_PLATFORM} ${CMAKE_BUILD_TYPE}
- VERBATIM
- )
- add_custom_target(flutter_assemble DEPENDS
- "${FLUTTER_LIBRARY}"
- ${FLUTTER_LIBRARY_HEADERS}
- )
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