h6. [[FileCore]] h6(. » [[FileCore SWI Calls|SWI Calls]] h6((. » FileCore_Features h2. FileCore_Features h5. (SWI &4054D) |_<^{width:4em}. Entry | | |<^. - |<^. - | |_<^{width:4em}. Exit | | |<^. R0 |<^. Bitmask of [[FileCore_Features Mask|supported features]] | h4. Use The purpose of this call is to return any additional features of [[FileCore]] to a client filing system prior to it [[FileCore_Create|registering]]. h4. Notes This call is only of use to filing systems which register as a FileCore filing system to allow it to select different code paths where necessary to communicate with older versions of FileCore. With old versions of FileCore this will be an unknown SWI, but each new feature flag is defined to be set so: <pre> SWI "XFileCore_Features" MOVVS R0, #0; no new features at all </pre> This call is only available from RISC OS 5.00 onwards. h4. See also * [[FileCore]] * [[FileCore_Features Mask]]