CMakeLists.txt

cmake_minimum_required(VERSION 3.16)
project(spanny CXX)

add_subdirectory(third_party SYSTEM)

if(CMAKE_CXX_COMPILER_ID MATCHES "(GNU|Clang)")
  add_compile_options(-Werror -Wall -Wextra -Wpedantic -Wshadow -Wconversion -Wsign-conversion)
endif()

add_library(geometry INTERFACE)
add_library(spanny::geometry ALIAS geometry)
target_include_directories(geometry INTERFACE $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>)
target_compile_features(geometry INTERFACE cxx_std_20)

add_library(json INTERFACE)
add_library(nlohmann::json ALIAS json)
target_include_directories(json INTERFACE $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/third_party/nlohmann>)
target_compile_features(json INTERFACE cxx_std_20)

add_executable(spanny2
  src/main.cpp
)
target_link_libraries(spanny2 PRIVATE serial mdspan expected nlohmann::json)
target_include_directories(spanny2 INTERFACE $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>)
target_compile_features(spanny2 INTERFACE cxx_std_20)

find_package(OpenCV REQUIRED)

add_executable(mappy
  src/map.cpp
)
target_link_libraries(mappy PRIVATE spanny::geometry serial mdspan expected ${OpenCV_LIBS})
target_include_directories(mappy INTERFACE $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>)
target_compile_features(mappy INTERFACE cxx_std_20)

if(NOT PROJECT_IS_TOP_LEVEL)
  return()
endif()

include(CTest)
if(BUILD_TESTING)
  add_subdirectory(test)
endif()