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Allow specifying cxx standard to target

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Not everyone can use C++17 even with compilers that support it
This commit is contained in:
Darrell Wright
2017-12-31 16:33:07 -05:00
committed by Howard Hinnant
parent d9052cffa2
commit 7d80d89a44
1 changed files with 6 additions and 4 deletions
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2
CMakeLists.txt
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@@ -64,11 +64,13 @@ else( )
add_library( tz SHARED ${HEADER_FILES} ${SOURCE_FOLDER}/tz.cpp ) add_library( tz SHARED ${HEADER_FILES} ${SOURCE_FOLDER}/tz.cpp )
endif( ) endif( )
if( NOT TZ_CXX_STANDARD )
if ( ${CMAKE_MINOR_VERSION} GREATER 7 ) if ( ${CMAKE_MINOR_VERSION} GREATER 7 )
set( TZ_CXX_STANDARD 17 ) set( TZ_CXX_STANDARD 17 )
else( ) else( )
set( TZ_CXX_STANDARD 14 ) set( TZ_CXX_STANDARD 14 )
endif( ) endif( )
endif( )
set_property(TARGET tz PROPERTY CXX_STANDARD ${TZ_CXX_STANDARD}) set_property(TARGET tz PROPERTY CXX_STANDARD ${TZ_CXX_STANDARD})
target_link_libraries( tz ${CMAKE_THREAD_LIBS_INIT} ${OPTIONAL_LIBRARIES} ) target_link_libraries( tz ${CMAKE_THREAD_LIBS_INIT} ${OPTIONAL_LIBRARIES} )