Sherlock: Routine at DCDD

DCDD: Read The Schedule Entry From The Current Character

Used by the routine at ParseInputNumber. Fails the script unless the character's script position and location allow the object description. A non-zero return means the script step succeeded.
ReadScheduleEntryFromCurrentCharacter	DCDD	CALL CheckFlagAndJumpToNewline	Call CheckFlagAndJumpToNewline to check the flag and start a new line.
	DCE0	LD IY,($A017)	Read the current character record.
	DCE4	LD A,(IY+$01)	Jump to ParseInputNumber_ReturnZero unless IY+01 is FF.
	DCE7	CP $FF
	DCE9	JP NZ,ParseInputNumber_ReturnZero
	DCEC	LD A,(IX+$02)	Return zero through ParseInputNumber_ReturnZero if the location is zero.
	DCEF	AND A
	DCF0	JP Z,ParseInputNumber_ReturnZero
	DCF3	LD A,(IX+$01)	Load the byte at IX+01 and call DescribeObjectIfPresent.
	DCF6	CALL DescribeObjectIfPresent	Load the byte at IX+01 and call DescribeObjectIfPresent.
	DCF9	JP NZ,ParseInputNumber_ReturnZero	Return zero through ParseInputNumber_ReturnZero if DescribeObjectIfPresent returns non-zero.
	DCFC	OR %00000001	Reset the zero flag.
	DCFE	RET	Return.