Power down the emulator when the main Bedrock instance halts

This will need to be changed once multitasking is properly implemented.

1 files changed, 7 insertions, 1 deletions

diff --git a/arm9/source/main.c b/arm9/source/main.c
index 9bf4091..24d3610 100644
--- a/arm9/source/main.c
+++ b/arm9/source/main.c
@@ -68,6 +68,7 @@ void receive_input(void) {
 
 int main(void) {
     #define ALIVE(br)  (br && br->alive)
+    #define DEAD(br)   (br && !br->alive)
     #define AWAKE(br)  (br && br->alive &&  br->awake)
     #define ASLEEP(br) (br && br->alive && !br->awake)
 
@@ -96,6 +97,8 @@ int main(void) {
     while (1) {
         if (AWAKE(br_main)) run_br(br_main);
         if (AWAKE(br_sub))  run_br(br_sub);
+        if (DEAD(br_main)) br_main = NULL;
+        if (DEAD(br_sub))  br_sub  = NULL;
 
         bool main_flip = ASLEEP(br_main) && br_main->scr.dirty;
         bool sub_flip = ASLEEP(br_sub) && br_sub->scr.dirty;
@@ -123,7 +126,10 @@ int main(void) {
             goto rouse;
         }
 
-        if (!br_main && !br_sub) return 0;
+        if (!br_main) {
+            systemShutDown();
+            return 0;
+        }
     }
 }