sol2/CMakeLists.txt
ThePhD 2f3d5e6e11 update bootstrap.py for the last time...!
then, its on to do harness testing with CMake
2017-12-11 13:23:32 -05:00

107 lines
4.1 KiB
CMake

cmake_minimum_required(VERSION 3.0)
project(sol2)
set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
include_directories(.)
set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/Modules" "${CMAKE_MODULE_PATH}")
set(LUA_VERSION "5.3" CACHE STRING "The version of Lua needed (5.1, 5.2, 5.3, LuaJIT)")
string(TOLOWER ${LUA_VERSION} LUA_VERSION)
if (LUA_VERSION MATCHES "5.1")
find_package(Lua 5.1 EXACT REQUIRED)
elseif(LUA_VERSION MATCHES "5.2")
find_package(Lua 5.2 EXACT REQUIRED)
elseif(LUA_VERSION MATCHES "5.3")
find_package(Lua 5.3 EXACT REQUIRED)
elseif(LUA_VERSION MATCHES "luajit")
find_package(LuaJIT REQUIRED)
else()
message(FATAL_ERROR "${LUA_VERSION} is not a supported version for lua.")
endif()
option(TESTS "Enable build of tests" ON)
option(EXAMPLES "Enable build of examples" ON)
if (TESTS)
enable_testing()
endif()
include_directories(${LUA_INCLUDE_DIR})
# Features a C++ compiler must have to be used to compile sol2
# This list is not *complete* as CMake does not support features for
# all of the advanced features utilized.
set(CXX_FEATURES cxx_auto_type
cxx_constexpr
cxx_decltype
cxx_decltype_auto
cxx_default_function_template_args
cxx_final
cxx_lambdas
cxx_noexcept
cxx_nullptr
cxx_override
cxx_range_for
cxx_return_type_deduction
cxx_right_angle_brackets
cxx_static_assert
cxx_strong_enums
cxx_variadic_macros
cxx_variadic_templates)
file(GLOB HEADER_SRCS sol/*.hpp)
set(HEADER_SRCS sol.hpp ${HEADER_SRCS})
source_group(headers FILES ${HEADER_SRCS})
if (NOT MSVC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unknown-warning -Wno-unknown-warning-option -Wall -Wextra -Wpedantic -pedantic -pedantic-errors -Wno-noexcept-type -ftemplate-depth=1024")
endif()
if (EXAMPLES)
file(GLOB EXAMPLES_SRC examples/*.cpp examples/tutorials/quick_n_dirty/*.cpp)
source_group(examples FILES ${EXAMPLES_SRC})
foreach(example_source_file ${EXAMPLES_SRC})
get_filename_component(example_name ${example_source_file} NAME_WE)
set(example_name "example_${example_name}")
add_executable(${example_name} ${example_source_file} ${HEADER_SRCS})
target_link_libraries(${example_name} ${LUA_LIBRARIES})
target_compile_features(${example_name} PUBLIC ${CXX_FEATURES})
if (TESTS)
add_test(${example_name} ${example_name})
endif()
install(TARGETS ${example_name} RUNTIME DESTINATION bin/examples)
endforeach()
endif()
if (TESTS)
# Catch now has a single header: pull it in directly using CMake's download
# catch requires C++ files when built out of its tree now, so we cannot 'just get the git repository' anymore
# which sort of sucks, but MEH
# this is easiest for now
file(DOWNLOAD https://github.com/catchorg/Catch2/releases/download/v2.0.1/catch.hpp ${CMAKE_BINARY_DIR}/Catch/include/catch.hpp)
file(GLOB TEST_SRC tests/test*.cpp)
source_group(tests FILES ${TEST_SRC})
add_executable(tests ${TEST_SRC} ${HEADER_SRCS})
target_include_directories(tests PRIVATE ${CMAKE_BINARY_DIR}/Catch/include/)
add_test(Tests tests)
find_package(Threads)
target_link_libraries(tests Threads::Threads ${LUA_LIBRARIES})
install(TARGETS tests RUNTIME DESTINATION bin)
endif()
find_package(PythonInterp 3)
if (PYTHONINTERP_FOUND)
add_custom_command(OUTPUT single/sol/sol.hpp single/sol/sol_forward.hpp COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_SOURCE_DIR}/single.py --output ${CMAKE_CURRENT_BINARY_DIR}/single/sol/sol.hpp DEPENDS ${HEADER_SRCS})
add_custom_target(single_sol DEPENDS single/sol/sol.hpp single/sol/sol_forward.hpp)
install(FILES "${CMAKE_SOURCE_DIR}/single/sol/sol.hpp" DESTINATION include/sol)
install(FILES "${CMAKE_SOURCE_DIR}/single/sol/sol_forward.hpp" DESTINATION include/sol)
message(STATUS "single_sol can be generated as python 3 has been found.")
else()
message(STATUS "single_sol cannot be generated as python 3 has not been found.")
endif()