macro(configure_msvc_runtime) if(MSVC) # Default to statically-linked runtime. if("${MSVC_RUNTIME}" STREQUAL "") set(MSVC_RUNTIME "dynamic") endif() # Set compiler options. set(variables CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_RELWITHDEBINFO) if(${MSVC_RUNTIME} STREQUAL "static") message(STATUS "MSVC: using statically-linked runtime (/MT and /MTd).") foreach(variable ${variables}) if(${variable} MATCHES "/MD") string(REGEX REPLACE "/MD" "/MT" ${variable} "${${variable}}") endif() endforeach() else() message(STATUS "MSVC: using dynamically-linked runtime (/MD and /MDd).") foreach(variable ${variables}) if(${variable} MATCHES "/MT") string(REGEX REPLACE "/MT" "/MD" ${variable} "${${variable}}") endif() endforeach() endif() foreach(variable ${variables}) if(${variable} MATCHES "/Ob0") string(REGEX REPLACE "/Ob0" "/Ob2" ${variable} "${${variable}}") endif() endforeach() foreach(variable ${variables}) set(${variable} "${${variable}}" CACHE STRING "MSVC_${variable}" FORCE) endforeach() endif() endmacro(configure_msvc_runtime)