Make it so root process cannot exit

remzi-arpacidusseau · Mar 1, 2021 · 561fe0f · 561fe0f
1 parent 51664fa
commit 561fe0f
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/cpu-api/fork.py b/cpu-api/fork.py
@@ -169,6 +169,9 @@ def collect_children(self, p):
 
     def do_exit(self, p):
         # remove the process from the process list
+        if p == self.root_name:
+            print('root process: cannot exit')
+            exit(1)
         exit_parent = self.parents[p]
         self.process_list.remove(p)