CMakeLists.txt

cmake_minimum_required(VERSION 3.9)

set(PROPOSAL_VERSION_MAJOR 7)
set(PROPOSAL_VERSION_MINOR 6)
set(PROPOSAL_VERSION_PATCH 2)
set(PROPOSAL_VERSION ${PROPOSAL_VERSION_MAJOR}.${PROPOSAL_VERSION_MINOR}.${PROPOSAL_VERSION_PATCH})

project(PROPOSAL
    VERSION ${PROPOSAL_VERSION}
    LANGUAGES CXX
    DESCRIPTION "The very best photon and lepton propagator."
    )

if(NOT CMAKE_BUILD_TYPE)
  message(STATUS "No build type has been specified. Using default system build type. You may want to change this to"
  	"'Release' if you are using PROPOSAL for production purposes.")
else()
	if(CMAKE_BUILD_TYPE STREQUAL "Debug" OR CMAKE_BUILD_TYPE STREQUAL "DEBUG")
  		message(WARNING "Build type set to ${CMAKE_BUILD_TYPE}. This build type should only be used for development "
  			"and debugging purposes and not for production since the runtime of PROPOSAL with be significantly higher!")
  	else()
		message(STATUS "Build type set to ${CMAKE_BUILD_TYPE}.")
  	endif()
endif()

if(NOT DEFINED CMAKE_POSITION_INDEPENDENT_CODE)
    message(STATUS
        "Set -fPIC=True because it's not further specified and neccessary for "
        "the python bindings.")
    SET(CMAKE_POSITION_INDEPENDENT_CODE TRUE)
endif()


set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

set(WINDOWS_EXPORT_ALL_SYMBOLS ON)
set(CMAKE_CXX_VISIBILITY_PRESET default)
set(CMAKE_VISIBILITY_INLINES_HIDDEN OFF)

option(BUILD_PYTHON "build python interface" OFF)
option(BUILD_EXAMPLE "build example" OFF)
option(BUILD_DOCUMENTATION "build documentation" OFF)
option(BUILD_TESTING "build testing" OFF)

add_subdirectory(src)

if(BUILD_EXAMPLE)
    add_subdirectory(example)
endif()

if(BUILD_DOCUMENTATION)
    add_subdirectory(docs)
endif()

if(BUILD_TESTING)
    enable_testing()
    add_subdirectory(tests)
endif()