# Set the minimum version of CMake that can be used
# To find the cmake version run
# $ cmake --version
cmake_minimum_required(VERSION 3.13)

# -std=c++17
set(CMAKE_CXX_STANDARD 17)


# add compiler flags for neovim lsp 
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

# Set the output directory for executables
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/build)


# set(DATA_BASE_DIR /usr/local/bin)

set(DATA_BASE_SQLITE_DIR /usr/local/bin/database/sqlite)
set(DATA_BASE_JSON_DIR /usr/local/bin/database/json)


# set(DATA_BASE_SQLITE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/database/sqlite)
# set(DATA_BASE_JSON_DIR ${CMAKE_CURRENT_SOURCE_DIR}/database/json)


# 设置交叉编译器路径
set(TOOLCHAIN_PREFIX /home/ubuntu/Desktop/gcc-linaro-7.5.0-2019.12-x86_64_aarch64-linux-gnu/bin/aarch64-linux-gnu-)

# 设置 C 编译器
set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}gcc)

# 设置 C++ 编译器
set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}g++)

# 指定目标系统
set(CMAKE_SYSTEM_NAME Linux)
set(CMAKE_SYSTEM_PROCESSOR aarch64)

# define debug
add_definitions(-DDEBUG)
# define DATA_BASE_DIR to project source directory database 
add_definitions(-DDATABASE_SQLITE_DIR="${DATA_BASE_SQLITE_DIR}")
add_definitions(-DDATABASE_JSON_DIR="${DATA_BASE_JSON_DIR}")


# Set the project name
project (embedded-gateway)


add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/modules/gateway-basic)
add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/modules/gateway-scheduler)
add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/modules/gateway-server)


##### sub directories #####
#
# add_subdirectory(${PROJECT_SOURCE_DIR}/modules/gateway-collector)
# add_subdirectory(${PROJECT_SOURCE_DIR}/modules/gateway-schedule)
#
##### sub directories #####