Safer file loading, better showing of fatal errors (drop out of double buffering)

2026-05-27 00:03:27 +01:00 · 2021-04-03 22:30:49 +01:00
parent cd49a33a46
commit 151a4d859c
3 changed files with 12 additions and 1 deletions
@@ -46,6 +46,13 @@ void game2_loadmap(char* filename)
  // Length will be in R4 if it exists
  length = outreg.r[4];

+  if(length > sizeof(map[0]))
+  {
+    screen_nobuffer();
+    printf("Map exceeds %d bytes (%d bytes)",sizeof(map[0]),length);
+    exit(0);
+  }
+  
  // Attempt to get file info
  inreg.r[0] = 16;
  inreg.r[1] = (int) filename;