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cmake_minimum_required(VERSION 3.5.1)
project(nnfw)
enable_testing()
set(NNFW_EXTERNALS_DIR
"${CMAKE_CURRENT_LIST_DIR}/../../externals" CACHE
INTERNAL "Where to download external dependencies"
)
set(NNFW_OVERLAY_DIR "${CMAKE_BINARY_DIR}/overlay" CACHE
INTERNAL "Where locally built external dependencies are installed")
# This allows find_package to access configurations installed inside overlay
list(APPEND CMAKE_PREFIX_PATH "${NNFW_OVERLAY_DIR}")
macro(nnfw_include PREFIX)
include("${CMAKE_SOURCE_DIR}/cmake/modules/${PREFIX}.cmake")
endmacro(nnfw_include)
# 'find_package()' wrapper to find in cmake/packages folder
#
# Example:
# nnfw_find_package(Boost): Load settings from 'BoostConfig.cmake' file
# - this may drop warnings like "-- Could NOT find Boost (missing: Boost_DIR)
# nnfw_find_package(Boost QUIET): Load settings silently, without warnings
# nnfw_find_package(Boost REQUIRED): Load settings but stop with error when failed
macro(nnfw_find_package PREFIX)
find_package(${PREFIX} CONFIG NO_DEFAULT_PATH PATHS ${CMAKE_SOURCE_DIR}/cmake/packages ${ARGN})
endmacro(nnfw_find_package)
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_EXTENSIONS OFF)
# This feature works with CMake 3.5.2 or later. However, using previous versions does not produce
# an error. We are still officially using CMake 3.5.1, but put this code for the sake of semantic
# support in various development tools.
# Todo: Someday, CMake needs to be updated to 3.7.2 or later to take advantage of improvements
# such as `cmake-server`.
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
# identify platform: HOST_PLATFORM, TARGET_PLATFORM and related
# note: this should be placed before flags and options setting
nnfw_include(IdentifyPlatform)
# apply compilation flags
# note: this should be placed after cmake/option/option_xxx.cmake files
include("cmake/ApplyCompileFlags.cmake")
# Configuration flags
include("cmake/CfgOptionFlags.cmake")
# and besides CfgOptionFlags.cmake that can be given outside
# COVERAGE_BUILD: build boolean flag that enables converage test
# ROOTFS_DIR: rootfs path for cross building
# TARGET_ARCH: target architecture string for cross building
# TARGET_OS: target os string for cross building
nnfw_find_package(GTest QUIET)
option(ENABLE_TEST "Build Tests using Google Test" ${GTest_FOUND})
if(${ENABLE_TEST} AND NOT ${GTest_FOUND})
message(FATAL_ERROR "Google Test is required to enable test")
endif(${ENABLE_TEST} AND NOT ${GTest_FOUND})
if(${ENABLE_COVERAGE} AND NOT ${ENABLE_TEST})
message(FATAL_ERROR "Test should be enabled to measure test coverage")
endif(${ENABLE_COVERAGE} AND NOT ${ENABLE_TEST})
add_library(nnfw_common INTERFACE)
if(ENABLE_STRICT_BUILD)
target_compile_options(nnfw_common INTERFACE -Werror -Wall -Wextra)
endif(ENABLE_STRICT_BUILD)
# TODO Replace using default build option setting in cmake/buildtool/config/config_linux.cmake
# to link nnfw_coverage on each module which want to check coverage
add_library(nnfw_coverage INTERFACE)
if(ENABLE_COVERAGE)
target_compile_options(nnfw_coverage INTERFACE -g -O -DDEBUG -fprofile-arcs -ftest-coverage)
target_link_libraries(nnfw_coverage INTERFACE gcov)
endif(ENABLE_COVERAGE)
nnfw_include(ExtendCMakeFunction)
set(NNFW_SOURCE_ROOT "${CMAKE_SOURCE_DIR}/../..")
add_library(nnfw-header INTERFACE)
target_include_directories(nnfw-header INTERFACE ${NNFW_SOURCE_ROOT}/runtimes/include)
# TODO Support android build via fine-control for each component
# - Introduce BUILD_CONTRIB option
# - Set "BUILD_TFLITE_BENCHMARK_MODEL" as OFF for android build
#
# The original android build script (for future reference)
#
# add_subdirectory(libs)
# add_subdirectory(tests/tools/nnapi_test)
# add_subdirectory(tests/tools/tflite_benchmark)
# add_subdirectory(tests/nnapi)
#
# add_subdirectory(runtimes)
add_subdirectory(${NNFW_SOURCE_ROOT}/runtimes/contrib contrib)
add_subdirectory(${NNFW_SOURCE_ROOT}/runtimes/libs libs)
add_subdirectory(${NNFW_SOURCE_ROOT}/runtimes runtimes)
add_subdirectory(${NNFW_SOURCE_ROOT}/tests tests)
add_subdirectory(${NNFW_SOURCE_ROOT}/tools tools)
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