# Returns the host triple. # Invokes config.guess function( get_target_triple var ) if( MSVC ) if( CMAKE_CL_64 ) set( value "x86_64-pc-win32" ) else() set( value "i686-pc-win32" ) endif() elseif( MINGW AND NOT MSYS ) if( CMAKE_SIZEOF_VOID_P EQUAL 8 ) set( value "x86_64-w64-mingw32" ) else() set( value "i686-pc-mingw32" ) endif() else( MSVC ) set(config_guess ${LLVM_MAIN_SRC_DIR}/autoconf/config.guess) execute_process(COMMAND sh ${config_guess} RESULT_VARIABLE TT_RV OUTPUT_VARIABLE TT_OUT OUTPUT_STRIP_TRAILING_WHITESPACE) if( NOT TT_RV EQUAL 0 ) message(FATAL_ERROR "Failed to execute ${config_guess}") endif( NOT TT_RV EQUAL 0 ) set( value ${TT_OUT} ) endif( MSVC ) set( ${var} ${value} PARENT_SCOPE ) message(STATUS "Target triple: ${value}") endfunction( get_target_triple var )