Fix scheduler switch_to by making a lot of change(use smart pointers in place of lifetime reference)

src/kernel/synch.rs

@@ -9,15 +9,15 @@ use std::rc::Rc;
 use super::scheduler::Scheduler;
 use super::thread_manager::ThreadManager;
 
-pub struct Semaphore<'t> {
+pub struct Semaphore {
 
     counter:i32,
     waiting_queue:List<Rc<RefCell<Thread>>>,
-    thread_manager: Rc<RefCell<ThreadManager<'t>>> // On s'assure que le tm vit plus longtemps que les semaphore avec le lifetime
+    thread_manager: Rc<RefCell<ThreadManager>> // On s'assure que le tm vit plus longtemps que les semaphore avec le lifetime
 
 }
 
-impl<'t> Semaphore<'_> {
+impl Semaphore {
 
     pub fn p(&mut self, current_thread: Rc<RefCell<Thread>>, machine: &mut Machine){
         let old_status = machine.interrupt.set_status(InterruptOff);
@@ -39,16 +39,16 @@ impl<'t> Semaphore<'_> {
     }
 }
 
-pub struct Lock<'t>{
+pub struct Lock{
 
     owner: Rc<RefCell<Thread>>,
     waiting_queue:List<Rc<RefCell<Thread>>>,
-    thread_manager: Rc<RefCell<ThreadManager<'t>>>,
+    thread_manager: Rc<RefCell<ThreadManager>>,
     free: bool
 
 }
 
-impl<'t> Lock<'_> {
+impl Lock {
     pub fn acquire(&mut self, machine: &mut Machine, current_thread: Rc<RefCell<Thread>>) {
         let old_status = machine.interrupt.set_status(InterruptOff);
 
@@ -83,14 +83,14 @@ impl<'t> Lock<'_> {
     }
 }
 
-pub struct Condition<'t>{
+pub struct Condition{
 
     waiting_queue:List<Rc<RefCell<Thread>>>,
-    thread_manager: Rc<RefCell<ThreadManager<'t>>>,
+    thread_manager: Rc<RefCell<ThreadManager>>,
     
 }
 
-impl<'t> Condition<'_> {
+impl Condition {
     
     pub fn wait(&mut self, machine: &mut Machine, current_thread: Rc<RefCell<Thread>>) {
         let old_status = machine.interrupt.set_status(InterruptOff);