include(CheckTypeSize) check_type_size("int16_t" INT16_SIZE LANGUAGE C) check_type_size("uint16_t" UINT16_SIZE LANGUAGE C) check_type_size("u_int16_t" U_INT16_SIZE LANGUAGE C) check_type_size("int32_t" INT32_SIZE LANGUAGE C) check_type_size("uint32_t" UINT32_SIZE LANGUAGE C) check_type_size("u_int32_t" U_INT32_SIZE LANGUAGE C) check_type_size("int64_t" INT64_SIZE LANGUAGE C) check_type_size("short" SHORT_SIZE LANGUAGE C) check_type_size("int" INT_SIZE LANGUAGE C) check_type_size("long" LONG_SIZE LANGUAGE C) check_type_size("long long" LONG_LONG_SIZE LANGUAGE C) if(INT16_SIZE EQUAL 2) set(SIZE16 "int16_t") elseif(SHORT_SIZE EQUAL 2) set(SIZE16 "short") elseif(INT_SIZE EQUAL 2) set(SIZE16 "int") else() message(FATAL_ERROR "No 16 bit type found on this platform!") endif() if(UINT16_SIZE EQUAL 2) set(USIZE16 "uint16_t") elseif(SHORT_SIZE EQUAL 2) set(USIZE16 "unsigned short") elseif(INT_SIZE EQUAL 2) set(USIZE16 "unsigned int") elseif(U_INT_SIZE EQUAL 2) set(USIZE16 "u_int16_t") else() message(FATAL_ERROR "No unsigned 16 bit type found on this platform!") endif() if(INT32_SIZE EQUAL 4) set(SIZE32 "int32_t") elseif(SHORT_SIZE EQUAL 4) set(SIZE32 "short") elseif(INT_SIZE EQUAL 4) set(SIZE32 "int") elseif(LONG_SIZE EQUAL 4) set(SIZE16 "long") else() message(FATAL_ERROR "No 32 bit type found on this platform!") endif() if(UINT32_SIZE EQUAL 4) set(USIZE32 "uint32_t") elseif(SHORT_SIZE EQUAL 4) set(USIZE32 "unsigned short") elseif(INT_SIZE EQUAL 4) set(USIZE32 "unsigned int") elseif(LONG_SIZE EQUAL 4) set(USIZE32 "unsigned long") elseif(U_INT_SIZE EQUAL 4) set(USIZE32 "u_int32_t") else() message(FATAL_ERROR "No unsigned 32 bit type found on this platform!") endif() if(INT64_SIZE EQUAL 8) set(SIZE64 "int64_t") elseif(INT_SIZE EQUAL 8) set(SIZE64 "int") elseif(LONG_SIZE EQUAL 8) set(SIZE64 "long") elseif(LONG_LONG_SIZE EQUAL 8) set(SIZE64 "long long") else() message(FATAL_ERROR "No 64 bit type found on this platform!") endif()