update old man sprite to not spawn in cave if you have him following you

Sprites/NPCs/old_man.asm

@@ -2,13 +2,25 @@
 ; Old Man Follower Sprite 
 ; 
 
+LoadFollowerGraphics = $00D423
 
-; SpritePrep_OldMan
-org $1EE910
-  LDA.l $7EF342
-  CMP.b #$02
+print "OldMan_ExpandedPrep ", pc
+; Old man sprite wont spawn in his home room 
+; if you have the follower 
+OldMan_ExpandedPrep:
+{
+  ; ROOM 00E4
+  LDA.l $7EF3CC : CMP.b #$04 : BEQ .not_home
+    LDA.b $A0 : CMP.b #$E4 : BNE .not_home
+      CLC 
+      RTL
+  .not_home
+  SEC
+  RTL
+}
 
 ; Old man gives link the "shovel" 
+; Now the goldstar hookshot upgrade
 org $1EE9FF
   LDY.b #$13 ; ITEMGET 1A
   STZ.w $02E9
@@ -24,5 +36,53 @@ org $02D98B
 ; Module05_LoadFile
 ; Check for goldstar instead of mirror for mountain spawn option
 org $0281E2
-  LDA.l $7EF342
-  CMP.b #$02
+  LDA.l $7EF342 : CMP.b #$02
+
+org $1EE8F1
+SpritePrep_OldMan:
+{
+  PHB
+  PHK
+  PLB
+  JSR .main
+  PLB
+  RTL
+
+  .main
+  INC.w $0BA0,X
+
+  
+  ; LDA.b $A0 : CMP.b #$E4 ; ROOM 00E4
+  JSL OldMan_ExpandedPrep : BCS .not_home
+    LDA.b #$02 : STA.w $0E80,X
+    RTS
+
+  .not_home
+  LDA.l $7EF3CC : CMP.b #$00 : BNE .dont_spawn
+
+  ; Check for lv2 hookshot instead of mirror
+  LDA.l $7EF342 : CMP.b #$02 : BNE .spawn
+
+  STZ.w $0DD0,X
+
+  .spawn
+  ; FOLLOWER 04
+  LDA.b #$04 : STA.l $7EF3CC
+
+  PHX
+  JSL LoadFollowerGraphics
+  PLX
+
+  LDA.b #$00
+  STA.l $7EF3CC
+
+  RTS
+  .dont_spawn
+  STZ.w $0DD0,X
+
+  PHX
+  JSL LoadFollowerGraphics
+  PLX
+
+  RTS
+}