Cap quantity at inventory limit.

TODO: make sure item is entered before quantity.
rahulg · Apr 15, 2012 · d47359a · d47359a
1 parent 5ec177f
commit d47359a
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/timer.asm b/timer.asm
@@ -127,6 +127,7 @@ UPDATE_CASH_DISPLAY PROC FAR
 UPDATE_CASH_DISPLAY_LOOP:
 
 	MOV AX, DS:DISPLAY_PASS
+
 	XOR DX, DX
 	DIV CX
 
@@ -854,6 +855,12 @@ M_TXN_IDLE:
 	TEST AH, AH
 	JNZ M_TXN_QTYBOOM
 
+	; Hard cap at inventory limit
+	XOR BH, BH
+	MOV BL, DS:TXN_ITEM
+	CMP AL, DS:ITEM_INVENTORY[BX]
+	JA M_TXN_QTYBOOM
+
 	ADD AL, BL
 
 	MOV DS:TXN_QTY, AL