CMakeLists.txt

# Project
project(mapping_core
        LANGUAGES CXX
)

# CMake Settings
cmake_minimum_required(VERSION 3.7)
cmake_policy(SET CMP0079 NEW)
SET(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake ${CMAKE_MODULE_PATH})

## Debug
set(CMAKE_VERBOSE_MAKEFILE OFF)

# C++ Standard
set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

# Output directory
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/target/bin)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/target/lib)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/target/lib)

# User Options
set(MAPPING_MODULE_PATH .. CACHE PATH "A list of mapping modules to include in the build process")
set(MAPPING_MODULES "" CACHE STRING "A list of mapping modules to include in the build process")

# Disable options from cpptoml
option(ENABLE_LIBCXX "Use libc++ for the C++ standard library" OFF)
option(CPPTOML_BUILD_EXAMPLES "Build examples" OFF)

# External Dependencies
include(DownloadProject)

## Core
download_project(PROJ       jsoncpp
        GIT_REPOSITORY      https://github.com/open-source-parsers/jsoncpp.git
        GIT_TAG             1.7.7
        UPDATE_DISCONNECTED 1
        PREFIX CMakeFiles/Download
        )
add_subdirectory(${jsoncpp_SOURCE_DIR} ${jsoncpp_BINARY_DIR} EXCLUDE_FROM_ALL)

download_project(PROJ       cpptoml
        GIT_REPOSITORY      https://github.com/skystrife/cpptoml.git
        GIT_TAG             master
        UPDATE_DISCONNECTED 1
        PREFIX CMakeFiles/Download
        )
add_subdirectory(${cpptoml_SOURCE_DIR} ${cpptoml_BINARY_DIR} EXCLUDE_FROM_ALL)

# Modules
set(MAPPING_CORE_PATH ${CMAKE_SOURCE_DIR} CACHE PATH "This is the mapping-core directory." FORCE)
foreach (mapping_module IN ITEMS ${MAPPING_MODULES})
    message(STATUS "Loading Module `${mapping_module}`")
    add_subdirectory(${MAPPING_MODULE_PATH}/${mapping_module} target/modules/${mapping_module})
endforeach (mapping_module)

add_subdirectory(src)

include(CTest)
enable_testing()
add_subdirectory(test)