From 6aa4146eb79de8cdb184ba28cb62885ea9c37db6 Mon Sep 17 00:00:00 2001
From: Peter Ferrie <peter.ferrie@gmail.com>
Date: Mon, 15 May 2023 13:50:31 -0700
Subject: [PATCH] support Space Adventure (#39)

---
 src/anti-m.a | 2 +-
 src/ididsi.a | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/anti-m.a b/src/anti-m.a
index 08bbd8a..c6a4ae7 100644
--- a/src/anti-m.a
+++ b/src/anti-m.a
@@ -344,7 +344,7 @@ StringTable
          !word @mainmenu
 
 @header
-         !text "Anti-M v1.9pre by 4am         2022-04-19"
+         !text "Anti-M v1.9pre by 4am         2023-05-15"
          !text "________________________________________",$8D
          !text $8D,$8D,$8D,$8D,$8D,$8D,$8D,$8D,$00
 @mainmenu
diff --git a/src/ididsi.a b/src/ididsi.a
index fcfa1f9..18668b8 100644
--- a/src/ididsi.a
+++ b/src/ididsi.a
@@ -101,6 +101,13 @@ IDIDSI
          lda   $d1d1,X ;SMC
          cmp   #$c0
          bne   @cb3jump
+         ldy   #<((@cb3_end + 1) & -2)
+-        tya
+         eor   $bf00,y
+         sta   $bf00,y
+         iny
+         iny
+         bne   -
          lda   #$BF
 @cb3patch2
          sta   $d1d1,X ;SMC
@@ -114,6 +121,7 @@ IDIDSI
          sta   $d1d1,X ;SMC
 @cb3jump
          jmp   (@cb3patch3+1)
+@cb3_end
 }
 @tracer3_e
 }