ClickHouse/contrib/libhdfs3-cmake/CMake/Platform.cmake
2019-06-30 03:35:48 +03:00

39 lines
1.8 KiB
CMake

IF(CMAKE_SYSTEM_NAME STREQUAL "Linux")
SET(OS_LINUX true CACHE INTERNAL "Linux operating system")
ELSEIF(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
SET(OS_MACOSX true CACHE INTERNAL "Mac Darwin operating system")
ELSE(CMAKE_SYSTEM_NAME STREQUAL "Linux")
MESSAGE(FATAL_ERROR "Unsupported OS: \"${CMAKE_SYSTEM_NAME}\"")
ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Linux")
IF(CMAKE_COMPILER_IS_GNUCXX)
EXECUTE_PROCESS(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_COMPILER_VERSION)
IF (NOT GCC_COMPILER_VERSION)
MESSAGE(FATAL_ERROR "Cannot get gcc version")
ENDIF (NOT GCC_COMPILER_VERSION)
STRING(REGEX MATCHALL "[0-9]+" GCC_COMPILER_VERSION ${GCC_COMPILER_VERSION})
LIST(LENGTH GCC_COMPILER_VERSION GCC_COMPILER_VERSION_LENGTH)
LIST(GET GCC_COMPILER_VERSION 0 GCC_COMPILER_VERSION_MAJOR)
if (GCC_COMPILER_VERSION_LENGTH GREATER 1)
LIST(GET GCC_COMPILER_VERSION 1 GCC_COMPILER_VERSION_MINOR)
else ()
set (GCC_COMPILER_VERSION_MINOR 0)
endif ()
SET(GCC_COMPILER_VERSION_MAJOR ${GCC_COMPILER_VERSION_MAJOR} CACHE INTERNAL "gcc major version")
SET(GCC_COMPILER_VERSION_MINOR ${GCC_COMPILER_VERSION_MINOR} CACHE INTERNAL "gcc minor version")
MESSAGE(STATUS "checking compiler: GCC (${GCC_COMPILER_VERSION_MAJOR}.${GCC_COMPILER_VERSION_MINOR}.${GCC_COMPILER_VERSION_PATCH})")
ELSE(CMAKE_COMPILER_IS_GNUCXX)
EXECUTE_PROCESS(COMMAND ${CMAKE_C_COMPILER} --version OUTPUT_VARIABLE COMPILER_OUTPUT)
IF(COMPILER_OUTPUT MATCHES "clang")
SET(CMAKE_COMPILER_IS_CLANG true CACHE INTERNAL "using clang as compiler")
MESSAGE(STATUS "checking compiler: CLANG")
ELSE(COMPILER_OUTPUT MATCHES "clang")
MESSAGE(FATAL_ERROR "Unsupported compiler: \"${CMAKE_CXX_COMPILER}\"")
ENDIF(COMPILER_OUTPUT MATCHES "clang")
ENDIF(CMAKE_COMPILER_IS_GNUCXX)