adding packages
This commit is contained in:
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flutter/ephemeral
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include app_configuration.mk
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# Default build type.
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BUILD=debug
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FLUTTER_MANAGED_DIR=flutter
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FLUTTER_EPHEMERAL_DIR=$(FLUTTER_MANAGED_DIR)/ephemeral
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# Configuration provided via flutter tool.
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FLUTTER_CONFIG_FILE=$(FLUTTER_EPHEMERAL_DIR)/generated_config.mk
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include $(FLUTTER_CONFIG_FILE)
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# Dependency locations
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FLUTTER_APP_DIR=$(CURDIR)/..
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FLUTTER_APP_BUILD_DIR=$(FLUTTER_APP_DIR)/build
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OUT_DIR=$(FLUTTER_APP_BUILD_DIR)/linux
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OBJ_DIR=$(OUT_DIR)/obj/$(BUILD)
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# Libraries
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FLUTTER_LIB_NAME=flutter_linux_glfw
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FLUTTER_LIB=$(FLUTTER_EPHEMERAL_DIR)/lib$(FLUTTER_LIB_NAME).so
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# Tools
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FLUTTER_BIN=$(FLUTTER_ROOT)/bin/flutter
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LINUX_BUILD=$(FLUTTER_ROOT)/packages/flutter_tools/bin/tool_backend.sh
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# Resources
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ICU_DATA_NAME=icudtl.dat
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ICU_DATA_SOURCE=$(FLUTTER_EPHEMERAL_DIR)/$(ICU_DATA_NAME)
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FLUTTER_ASSETS_NAME=flutter_assets
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FLUTTER_ASSETS_SOURCE=$(FLUTTER_APP_BUILD_DIR)/$(FLUTTER_ASSETS_NAME)
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# Bundle structure
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BUNDLE_OUT_DIR=$(OUT_DIR)/$(BUILD)
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BUNDLE_DATA_DIR=$(BUNDLE_OUT_DIR)/data
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BUNDLE_LIB_DIR=$(BUNDLE_OUT_DIR)/lib
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BIN_OUT=$(BUNDLE_OUT_DIR)/$(BINARY_NAME)
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ICU_DATA_OUT=$(BUNDLE_DATA_DIR)/$(ICU_DATA_NAME)
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FLUTTER_LIB_OUT=$(BUNDLE_LIB_DIR)/$(notdir $(FLUTTER_LIB))
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ALL_LIBS_OUT=$(FLUTTER_LIB_OUT) \
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$(foreach lib,$(EXTRA_BUNDLED_LIBRARIES),$(BUNDLE_LIB_DIR)/$(notdir $(lib)))
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# Add relevant code from the wrapper library, which is intended to be statically
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# built into the client.
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# Use abspath for the wrapper root, which can contain relative paths; the
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# intermediate build files will be based on the source path, which will cause
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# issues if they start with one or more '../'s.
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WRAPPER_ROOT=$(abspath $(FLUTTER_EPHEMERAL_DIR)/cpp_client_wrapper_glfw)
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WRAPPER_SOURCES= \
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$(WRAPPER_ROOT)/flutter_window_controller.cc \
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$(WRAPPER_ROOT)/plugin_registrar.cc \
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$(WRAPPER_ROOT)/engine_method_result.cc
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# Use abspath for extra sources, which may also contain relative paths (see
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# note above about WRAPPER_ROOT).
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SOURCES=main.cc window_configuration.cc \
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flutter/generated_plugin_registrant.cc \
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$(WRAPPER_SOURCES) $(abspath $(EXTRA_SOURCES))
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# Headers
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WRAPPER_INCLUDE_DIR=$(WRAPPER_ROOT)/include
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INCLUDE_DIRS=$(FLUTTER_EPHEMERAL_DIR) $(WRAPPER_INCLUDE_DIR)
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# Build settings
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ifneq ($(strip $(SYSTEM_LIBRARIES)),)
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EXTRA_CPPFLAGS+=$(patsubst -I%,-isystem%,$(shell pkg-config --cflags $(SYSTEM_LIBRARIES)))
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EXTRA_LDFLAGS+=$(shell pkg-config --libs $(SYSTEM_LIBRARIES))
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endif
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CXX=clang++
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CPPFLAGS.release=-DNDEBUG
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CPPFLAGS.profile=$(CPPFLAGS.release)
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CXXFLAGS.release=-O2
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CXXFLAGS.profile=$(CXXFLAGS.release)
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CXXFLAGS=-std=c++14 -Wall -Werror $(CXXFLAGS.$(BUILD)) $(EXTRA_CXXFLAGS)
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CPPFLAGS=$(patsubst %,-I%,$(INCLUDE_DIRS)) \
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$(CPPFLAGS.$(BUILD)) $(EXTRA_CPPFLAGS)
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LDFLAGS=-L$(BUNDLE_LIB_DIR) \
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-l$(FLUTTER_LIB_NAME) \
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$(EXTRA_LDFLAGS) \
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-Wl,-rpath=\$$ORIGIN/lib
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# Intermediate files.
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OBJ_FILES=$(SOURCES:%.cc=$(OBJ_DIR)/%.o)
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DEPENDENCY_FILES=$(OBJ_FILES:%.o=%.d)
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# Targets
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.PHONY: all
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all: $(BIN_OUT) bundle
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# Add the plugin targets, and their associated settings.
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include $(FLUTTER_MANAGED_DIR)/generated_plugins.mk
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EXTRA_BUNDLED_LIBRARIES+=$(PLUGIN_LIBRARIES)
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EXTRA_LDFLAGS+=$(PLUGIN_LDFLAGS)
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EXTRA_CPPFLAGS+=$(PLUGIN_CPPFLAGS)
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# This is a phony target because the flutter tool cannot describe
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# its inputs and outputs yet.
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.PHONY: sync
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sync: $(FLUTTER_CONFIG_FILE)
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$(LINUX_BUILD) linux-x64 $(BUILD)
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.PHONY: bundle
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bundle: $(ICU_DATA_OUT) $(ALL_LIBS_OUT) bundleflutterassets
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$(BIN_OUT): $(OBJ_FILES) $(ALL_LIBS_OUT)
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mkdir -p $(@D)
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$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(OBJ_FILES) $(LDFLAGS) -o $@
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$(WRAPPER_SOURCES) $(FLUTTER_LIB) $(ICU_DATA_SOURCE) $(FLUTTER_ASSETS_SOURCE) \
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$(PLUGIN_TARGETS): | sync
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# Plugin library bundling pattern.
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$(BUNDLE_LIB_DIR)/%: $(OUT_DIR)/%
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mkdir -p $(BUNDLE_LIB_DIR)
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cp $< $@
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$(FLUTTER_LIB_OUT): $(FLUTTER_LIB)
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mkdir -p $(@D)
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cp $< $@
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$(ICU_DATA_OUT): $(ICU_DATA_SOURCE)
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mkdir -p $(@D)
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cp $< $@
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-include $(DEPENDENCY_FILES)
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$(OBJ_DIR)/%.o : %.cc | sync
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mkdir -p $(@D)
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$(CXX) $(CXXFLAGS) $(CPPFLAGS) -MMD -c $< -o $@
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# Fully re-copy the assets directory on each build to avoid having to keep a
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# comprehensive list of all asset files here, which would be fragile to changes
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# in other files (e.g., adding a new font to pubspec.yaml).
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.PHONY: bundleflutterassets
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bundleflutterassets: $(FLUTTER_ASSETS_SOURCE)
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mkdir -p $(BUNDLE_DATA_DIR)
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rsync -rpu --delete $(FLUTTER_ASSETS_SOURCE) $(BUNDLE_DATA_DIR)
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.PHONY: clean
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clean:
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rm -rf $(OUT_DIR); \
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cd $(FLUTTER_APP_DIR); \
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$(FLUTTER_BIN) clean
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# This file contains variables that applications are likely to need to
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# change, to isolate them from the main Makefile where the build rules are still
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# in flux. This should simplify re-creating the runner while preserving local
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# changes.
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# Executable name.
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BINARY_NAME=storyboards
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# Any extra source files to build.
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EXTRA_SOURCES=
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# Paths of any additional libraries to be bundled in the output directory.
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EXTRA_BUNDLED_LIBRARIES=
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# Extra flags (e.g., for library dependencies).
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SYSTEM_LIBRARIES=
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EXTRA_CXXFLAGS=
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EXTRA_CPPFLAGS=
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EXTRA_LDFLAGS=
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1
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//
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// Generated file. Do not edit.
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//
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// clang-format off
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#include "generated_plugin_registrant.h"
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void fl_register_plugins(FlPluginRegistry* registry) {
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}
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//
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// Generated file. Do not edit.
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//
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// clang-format off
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#ifndef GENERATED_PLUGIN_REGISTRANT_
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#define GENERATED_PLUGIN_REGISTRANT_
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#include <flutter_linux/flutter_linux.h>
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// Registers Flutter plugins.
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void fl_register_plugins(FlPluginRegistry* registry);
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#endif // GENERATED_PLUGIN_REGISTRANT_
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#
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# Generated file, do not edit.
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#
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list(APPEND FLUTTER_PLUGIN_LIST
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)
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set(PLUGIN_BUNDLED_LIBRARIES)
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foreach(plugin ${FLUTTER_PLUGIN_LIST})
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add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/linux plugins/${plugin})
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target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin)
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list(APPEND PLUGIN_BUNDLED_LIBRARIES $<TARGET_FILE:${plugin}_plugin>)
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list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries})
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endforeach(plugin)
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# Plugins to include in the build.
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GENERATED_PLUGINS=\
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GENERATED_PLUGINS_DIR=flutter/ephemeral/.plugin_symlinks
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# A plugin library name plugin name with _plugin appended.
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GENERATED_PLUGIN_LIB_NAMES=$(foreach plugin,$(GENERATED_PLUGINS),$(plugin)_plugin)
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# Variables for use in the enclosing Makefile. Changes to these names are
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# breaking changes.
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PLUGIN_TARGETS=$(GENERATED_PLUGINS)
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PLUGIN_LIBRARIES=$(foreach plugin,$(GENERATED_PLUGIN_LIB_NAMES),\
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$(OUT_DIR)/lib$(plugin).so)
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PLUGIN_LDFLAGS=$(patsubst %,-l%,$(GENERATED_PLUGIN_LIB_NAMES))
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PLUGIN_CPPFLAGS=$(foreach plugin,$(GENERATED_PLUGINS),\
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-I$(GENERATED_PLUGINS_DIR)/$(plugin)/linux)
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# Targets
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# Implicit rules don't match phony targets, so list plugin builds explicitly.
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.PHONY: $(GENERATED_PLUGINS)
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$(GENERATED_PLUGINS):
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make -C $(GENERATED_PLUGINS_DIR)/$@/linux \
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OUT_DIR=$(OUT_DIR) \
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FLUTTER_EPHEMERAL_DIR="$(abspath flutter/ephemeral)"
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+67
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#include <flutter/flutter_window_controller.h>
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#include <linux/limits.h>
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#include <unistd.h>
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#include <cstdlib>
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#include <iostream>
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#include <memory>
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#include <vector>
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#include "flutter/generated_plugin_registrant.h"
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#include "window_configuration.h"
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namespace {
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// Returns the path of the directory containing this executable, or an empty
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// string if the directory cannot be found.
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std::string GetExecutableDirectory() {
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char buffer[PATH_MAX + 1];
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ssize_t length = readlink("/proc/self/exe", buffer, sizeof(buffer));
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if (length > PATH_MAX) {
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std::cerr << "Couldn't locate executable" << std::endl;
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return "";
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}
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std::string executable_path(buffer, length);
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size_t last_separator_position = executable_path.find_last_of('/');
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if (last_separator_position == std::string::npos) {
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std::cerr << "Unabled to find parent directory of " << executable_path
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<< std::endl;
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return "";
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}
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return executable_path.substr(0, last_separator_position);
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}
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} // namespace
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int main(int argc, char **argv) {
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// Resources are located relative to the executable.
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std::string base_directory = GetExecutableDirectory();
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if (base_directory.empty()) {
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base_directory = ".";
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}
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std::string data_directory = base_directory + "/data";
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std::string assets_path = data_directory + "/flutter_assets";
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std::string icu_data_path = data_directory + "/icudtl.dat";
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// Arguments for the Flutter Engine.
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std::vector<std::string> arguments;
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flutter::FlutterWindowController flutter_controller(icu_data_path);
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flutter::WindowProperties window_properties = {};
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window_properties.title = kFlutterWindowTitle;
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window_properties.width = kFlutterWindowWidth;
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window_properties.height = kFlutterWindowHeight;
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// Start the engine.
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if (!flutter_controller.CreateWindow(window_properties, assets_path,
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arguments)) {
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return EXIT_FAILURE;
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}
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RegisterPlugins(&flutter_controller);
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// Run until the window is closed.
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while (flutter_controller.RunEventLoopWithTimeout(
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std::chrono::milliseconds::max())) {
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}
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return EXIT_SUCCESS;
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}
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@@ -0,0 +1,5 @@
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#include "window_configuration.h"
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const char *kFlutterWindowTitle = "storyboards";
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const unsigned int kFlutterWindowWidth = 800;
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const unsigned int kFlutterWindowHeight = 600;
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@@ -0,0 +1,15 @@
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#ifndef WINDOW_CONFIGURATION_
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#define WINDOW_CONFIGURATION_
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// This is a temporary approach to isolate common customizations from main.cpp,
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// where the APIs are still in flux. This should simplify re-creating the
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// runner while preserving local changes.
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//
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// Longer term there should be simpler configuration options for common
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// customizations like this, without requiring native code changes.
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extern const char *kFlutterWindowTitle;
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extern const unsigned int kFlutterWindowWidth;
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extern const unsigned int kFlutterWindowHeight;
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#endif // WINDOW_CONFIGURATION_
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