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- # Copyright Louis Dionne 2015
- # Modified Work Copyright Barrett Adair 2015-2017
- # Distributed under the Boost Software License, Version 1.0.
- # (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
- cmake_minimum_required(VERSION 3.0)
- project(boost_callable_traits CXX)
- list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
- enable_testing()
- set (CMAKE_CXX_STANDARD ${boost_callable_traits_CXX_STD})
- # Setting up CMake options and compiler flags (more flags can be set on a per-target basis or in subdirectories)
- include(CheckCXXCompilerFlag)
- macro(boost_callable_traits_append_flag testname flag)
- check_cxx_compiler_flag(${flag} ${testname})
- if (${testname})
- add_compile_options(${flag})
- endif()
- endmacro()
- if(NOT MSVC OR ${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
- # enable all warnings and treat them all as errors
- boost_callable_traits_append_flag(boost_callable_traits_HAS_WERROR -Werror)
- boost_callable_traits_append_flag(boost_callable_traits_HAS_WX -WX)
- boost_callable_traits_append_flag(boost_callable_traits_HAS_W -W)
- boost_callable_traits_append_flag(boost_callable_traits_HAS_WALL -Wall)
- boost_callable_traits_append_flag(boost_callable_traits_HAS_WEXTRA -Wextra)
- endif()
- if(MSVC)
- # MSVC/Clang-cl builds need -Qunused-arguments
- boost_callable_traits_append_flag(boost_callable_traits_HAS_QUNUSED_ARGUMENTS -Qunused-arguments)
- else()
- # for better template error debugging
- boost_callable_traits_append_flag(boost_callable_traits_HAS_FTEMPLATE_BACKTRACE_LIMIT -ftemplate-backtrace-limit=0)
-
- # enforce strict standards compliance
- boost_callable_traits_append_flag(boost_callable_traits_HAS_PEDANTIC -pedantic)
-
- # use the most recent C++ standard available
- boost_callable_traits_append_flag(boost_callable_traits_HAS_STDCXX0x -std=c++0x)
- boost_callable_traits_append_flag(boost_callable_traits_HAS_STDCXX1y -std=c++1y)
- boost_callable_traits_append_flag(boost_callable_traits_HAS_STDCXX1z -std=c++1z)
- boost_callable_traits_append_flag(boost_callable_traits_HAS_STDCXX17 -std=c++17)
- boost_callable_traits_append_flag(boost_callable_traits_HAS_STDCXX2a -std=c++2a)
- endif()
- # transactional memory - currently only available in GCC 6 and later
- if(NOT ${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
- boost_callable_traits_append_flag(boost_callable_traits_HAS_FGNU_TM -fgnu-tm)
- endif()
- add_library(boost_callable_traits INTERFACE)
- set_property(TARGET boost_callable_traits PROPERTY EXPORT_NAME callable_traits)
- add_library(Boost::callable_traits ALIAS boost_callable_traits)
- target_include_directories(boost_callable_traits INTERFACE
- "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>"
- $<INSTALL_INTERFACE:include>)
- if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
- #
- #find_package(Doxygen)
- ##find_package(Meta)
- #find_package(PythonInterp 2.7)
- #find_package(Ruby 2.1)
- ##############################################################################
- # boost_callable_traits_target_name_for(<output variable> <source file> [ext])
- # Returns the target name associated to a source file. If the path of the
- # source file relative from the root of boost_callable_traits is `path/to/source/file.ext`,
- # the target name associated to it will be `path.to.source.file`.
- #
- # The extension of the file should be specified as a last argument. If no
- # extension is specified, the `.cpp` extension is assumed.
- ##############################################################################
- function(boost_callable_traits_target_name_for out file)
- if (NOT ARGV2)
- set(_extension ".cpp")
- else()
- set(_extension "${ARGV2}")
- endif()
- file(RELATIVE_PATH _relative ${boost_callable_traits_SOURCE_DIR} ${file})
- string(REPLACE "${_extension}" "" _name ${_relative})
- string(REGEX REPLACE "/" "." _name ${_name})
- set(${out} "${_name}" PARENT_SCOPE)
- endfunction()
- ##############################################################################
- # boost_callable_traits_add_test(<name> <command> [<arg>...])
- # Creates a test called `name`, which runs the given `command` with the given args.
- ##############################################################################
- function(boost_callable_traits_add_test name)
- if (boost_callable_traits_ENABLE_MEMCHECK)
- add_test(${name} ${Valgrind_EXECUTABLE} --leak-check=full --error-exitcode=1 ${ARGN})
- else()
- add_test(${name} ${ARGN})
- endif()
- endfunction()
- ##############################################################################
- # Setup the `check` target to build and then run all the tests and examples.
- ##############################################################################
- add_custom_target(callable_traits_check
- COMMAND ${CMAKE_CTEST_COMMAND} --output-on-failure
- WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
- COMMENT "Build and then run all the tests and examples.")
- if (NOT TARGET check)
- add_custom_target(check DEPENDS callable_traits_check)
- else()
- add_dependencies(check callable_traits_check)
- endif()
- add_subdirectory(example)
- add_subdirectory(test)
- ##############################################################################
- # Setup the 'install' target and the package config file.
- ##############################################################################
- install(TARGETS boost_callable_traits EXPORT CallableTraitsConfig)
- install(EXPORT CallableTraitsConfig DESTINATION lib/cmake/CallableTraits)
- install(DIRECTORY include/boost DESTINATION include FILES_MATCHING PATTERN "*.hpp")
- endif()
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