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fix: lower the minimum CMake supported version

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If CMake doesn't understand C++11-related property,
simply use the COMPILE_FLAGS property
This commit is contained in:
DK Moon 2017-02-27 05:12:30 +00:00 committed by Damien Arrachequesne
parent 1b42ce738f
commit b196fa7537
1 changed files with 9 additions and 2 deletions
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11
CMakeLists.txt
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@ -1,4 +1,4 @@
cmake_minimum_required(VERSION 3.1.0 FATAL_ERROR)
cmake_minimum_required(VERSION 2.8 FATAL_ERROR)
PROJECT(sioclient)
option(BUILD_SHARED_LIBS "Build the shared library" OFF)
@ -39,9 +39,12 @@ target_include_directories(sioclient PRIVATE
${CMAKE_CURRENT_LIST_DIR}/lib/asio/asio/include
)
if (CMAKE_VERSION VERSION_GREATER "3.1")
set_property(TARGET sioclient PROPERTY CXX_STANDARD 11)
set_property(TARGET sioclient PROPERTY CXX_STANDARD_REQUIRED ON)
else()
set_property(TARGET sioclient APPEND_STRING PROPERTY COMPILE_FLAGS "-std=c++11")
endif()
if(BUILD_SHARED_LIBS)
set_target_properties(sioclient
PROPERTIES
@ -62,9 +65,13 @@ target_include_directories(sioclient_tls PRIVATE
${OPENSSL_INCLUDE_DIR}
)
if (CMAKE_VERSION VERSION_GREATER "3.1")
set_property(TARGET sioclient_tls PROPERTY CXX_STANDARD 11)
set_property(TARGET sioclient_tls PROPERTY CXX_STANDARD_REQUIRED ON)
target_link_libraries(sioclient_tls PRIVATE ${OPENSSL_LIBRARIES} )
else()
set_property(TARGET sioclient_tls APPEND_STRING PROPERTY COMPILE_FLAGS "-std=c++11")
endif()
target_compile_definitions(sioclient_tls PRIVATE -DSIO_TLS)
if(BUILD_SHARED_LIBS)
set_target_properties(sioclient_tls