macro (_CHECK_CPU_ARCH ARCH ARCH_DEFINES VARIABLE) if (NOT DEFINED HAVE_${VARIABLE}) message (STATUS "Check CPU architecture is ${ARCH}") set (CHECK_CPU_ARCH_DEFINES ${ARCH_DEFINES}) configure_file (${PROJECT_SOURCE_DIR}/cmake/CheckCPUArch.c.in ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/CheckCPUArch.c @ONLY) try_compile (HAVE_${VARIABLE} "${PROJECT_BINARY_DIR}" "${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/CheckCPUArch.c") if(HAVE_${VARIABLE}) message (STATUS "Check CPU architecture is ${ARCH} - yes") set (${VARIABLE} 1 CACHE INTERNAL "Result of CHECK_CPU_ARCH_X64" FORCE) else () message (STATUS "Check CPU architecture is ${ARCH} - no") endif () endif () endmacro (_CHECK_CPU_ARCH) macro (CHECK_CPU_ARCH_X64 VARIABLE) _CHECK_CPU_ARCH (x64 "defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64) || defined(_M_X64) || defined(_M_AMD64)" ${VARIABLE}) endmacro (CHECK_CPU_ARCH_X64) macro (CHECK_CPU_ARCH_X86 VARIABLE) _CHECK_CPU_ARCH (x86 "defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__) ||defined( __i386) || defined(_M_IX86)" ${VARIABLE}) endmacro (CHECK_CPU_ARCH_X86)