extern class Sqlite3Code `{int`}
	new ok `{ return SQLITE_OK; `} #         0   /* Successful result */
	fun is_ok: Bool `{ return self == SQLITE_OK; `}

	# new  `{ return SQLITE_ERROR; `} #      1   /* SQL error or missing database */
	# new  `{ return SQLITE_INTERNAL; `} #    2   /* Internal logic error in SQLite */
	# new  `{ return SQLITE_PERM; `} #        3   /* Access permission denied */
	# new  `{ return SQLITE_ABORT; `} #       4   /* Callback routine requested an abort */
	# new  `{ return SQLITE_BUSY; `} #        5   /* The database file is locked */
	# new  `{ return SQLITE_LOCKED; `} #      6   /* A table in the database is locked */
	# new  `{ return SQLITE_NOMEM; `} #       7   /* A malloc() failed */
	# new  `{ return SQLITE_READONLY; `} #    8   /* Attempt to write a readonly database */
	# new  `{ return SQLITE_INTERRUPT; `} #   9   /* Operation terminated by sqlite3_interrupt()*/
	# new  `{ return SQLITE_IOERR; `} #      10   /* Some kind of disk I/O error occurred */
	# new  `{ return SQLITE_CORRUPT; `} #    11   /* The database disk image is malformed */
	# new  `{ return SQLITE_NOTFOUND; `} #   12   /* Unknown opcode in sqlite3_file_control() */
	# new  `{ return SQLITE_FULL; `} #       13   /* Insertion failed because database is full */
	# new  `{ return SQLITE_CANTOPEN; `} #   14   /* Unable to open the database file */
	# new  `{ return SQLITE_PROTOCOL; `} #   15   /* Database lock protocol error */
	# new  `{ return SQLITE_EMPTY; `} #      16   /* Database is empty */
	# new  `{ return SQLITE_SCHEMA; `} #     17   /* The database schema changed */
	# new  `{ return SQLITE_TOOBIG; `} #     18   /* String or BLOB exceeds size limit */
	# new  `{ return SQLITE_CONSTRAINT; `} # 19   /* Abort due to constraint violation */
	# new  `{ return SQLITE_MISMATCH; `} #   20   /* Data type mismatch */
	# new  `{ return SQLITE_MISUSE; `} #     21   /* Library used incorrectly */
	# new  `{ return SQLITE_NOLFS; `} #      22   /* Uses OS features not supported on host */
	# new  `{ return SQLITE_AUTH; `} #       23   /* Authorization denied */
	# new  `{ return SQLITE_FORMAT; `} #     24   /* Auxiliary database format error */
	# new  `{ return SQLITE_RANGE; `} #      25   /* 2nd parameter to sqlite3_bind out of range */
	# new  `{ return SQLITE_NOTADB; `} #     26   /* File opened that is not a database file */
	# new  `{ return SQLITE_NOTICE; `} #     27   /* Notifications from sqlite3_log() */
	# new  `{ return SQLITE_WARNING; `} #    28   /* Warnings from sqlite3_log() */

	new row `{ return SQLITE_ROW; `} #        100  /* sqlite3_step() has another row ready */
	fun is_row: Bool `{ return self == SQLITE_ROW; `}

	new done `{ return SQLITE_DONE; `} #       101  /* sqlite3_step() has finished executing */
	fun is_done: Bool `{ return self == SQLITE_DONE; `}

	redef fun to_s
	do
		var err = native_to_s
		if err.address_is_null then return "Unknown error"
		return err.to_s
	end

	private fun native_to_s: CString `{
#if SQLITE_VERSION_NUMBER >= 3007015
		return (char *)sqlite3_errstr(self);
#else
		return "sqlite3_errstr is not supported in version < 3.7.15";
#endif
	`}
end