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Added CMake function RequireCXX14().

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Fixed double compiler flags.
This commit is contained in:
Kirill Kirilenko 2016-11-26 03:01:12 +03:00
parent f635883351
commit f995e59423
4 changed files with 34 additions and 23 deletions
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25
CMakeLists.txt
View file

@ -1,34 +1,13 @@
cmake_minimum_required(VERSION 2.8)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} cmake)
if (NOT DEFINED CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Release CACHE STRING "Type of build (Release, Debug, RelWithDebInfo, MinSizeRel)")
endif()
project(telebotxx CXX)
message(STATUS "Checking compiler flags for C++14 support.")
# Set C++14 support flags for various compilers
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag("-std=c++14" COMPILER_SUPPORTS_CXX14)
check_cxx_compiler_flag("-std=c++1y" COMPILER_SUPPORTS_CXX1Y)
if(COMPILER_SUPPORTS_CXX14)
message(STATUS "C++14 is supported.")
if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -stdlib=libc++")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
endif()
elseif(COMPILER_SUPPORTS_CXX1Y)
message(STATUS "C++1y is supported.")
if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y -stdlib=libc++")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y")
endif()
else()
message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++14 support. Please use a different C++ compiler.")
endif()
option (TELEBOTXX_BUILD_TESTS "Build unit tests using Boost.Test" ON)
option (TELEBOTXX_GENERATE_DOC "Generate API documentation with Doxygen" ON)

26
cmake/RequireCXX14.cmake Normal file
View file

@ -0,0 +1,26 @@
cmake_minimum_required(VERSION 2.8)
function(RequireCXX14)
message(STATUS "Checking compiler flags for C++14 support.")
# Set C++14 support flags for various compilers
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag("-std=c++14" COMPILER_SUPPORTS_CXX14)
check_cxx_compiler_flag("-std=c++1y" COMPILER_SUPPORTS_CXX1Y)
if(COMPILER_SUPPORTS_CXX14)
message(STATUS "C++14 is supported.")
if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -stdlib=libc++" PARENT_SCOPE)
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14" PARENT_SCOPE)
endif()
elseif(COMPILER_SUPPORTS_CXX1Y)
message(STATUS "C++1y is supported.")
if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y -stdlib=libc++" PARENT_SCOPE)
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y" PARENT_SCOPE)
endif()
else()
message(ERROR "The compiler ${CMAKE_CXX_COMPILER} has no C++14 support. Please use a different C++ compiler.")
endif()
endfunction()

3
src/CMakeLists.txt
View file

@ -2,6 +2,9 @@ cmake_minimum_required(VERSION 2.8)
message(STATUS "Configuring telebotxx")
include(${CMAKE_SOURCE_DIR}/cmake/RequireCXX14.cmake)
RequireCXX14()
find_package(Boost REQUIRED)
include_directories(${Boost_INCLUDE_DIRS})

3
tests/CMakeLists.txt
View file

@ -5,6 +5,9 @@ endif()
message(STATUS "Configuring telebotxx-test")
include(${CMAKE_SOURCE_DIR}/cmake/RequireCXX14.cmake)
RequireCXX14()
add_definitions(-DBOOST_TEST_DYN_LINK)
find_package(Boost REQUIRED COMPONENTS unit_test_framework system)
include_directories(${Boost_INCLUDE_DIRS})