Get the current status of the chain. Call this after a function
returns \c false to get the reason for the error. Also resets the
status to FLAC__METADATA_CHAIN_STATUS_OK.
\param chain A pointer to an existing chain.
\assert
\code chain != NULL \endcode
\retval FLAC__Metadata_ChainStatus
The current status of the chain.
Get the current status of the chain. Call this after a function returns \c false to get the reason for the error. Also resets the status to FLAC__METADATA_CHAIN_STATUS_OK.
\param chain A pointer to an existing chain. \assert \code chain != NULL \endcode \retval FLAC__Metadata_ChainStatus The current status of the chain.