From 1087f2ee64a5be1aedf3b702ccb5d86cc64708d9 Mon Sep 17 00:00:00 2001
From: Emil Fresk <emil.fresk@gmail.com>
Date: Thu, 11 Mar 2021 19:12:02 +0100
Subject: Added interface for cancel/reschedule

Use wrapping add for marker

No need to store handle to queue

Remove unnecessary `SpawnHandle::new`

Fix test

Updated interface to follow proposal
---
 macros/src/codegen/timer_queue.rs | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'macros/src/codegen/timer_queue.rs')

diff --git a/macros/src/codegen/timer_queue.rs b/macros/src/codegen/timer_queue.rs
index 82d0ac98..33905516 100644
--- a/macros/src/codegen/timer_queue.rs
+++ b/macros/src/codegen/timer_queue.rs
@@ -9,6 +9,15 @@ pub fn codegen(app: &App, analysis: &Analysis, _extra: &Extra) -> Vec<TokenStrea
     let mut items = vec![];
 
     if !app.monotonics.is_empty() {
+        // Generate the marker counter used to track for `cancel` and `reschedule`
+        let tq_marker = util::mark_internal_ident(&util::timer_queue_marker_ident());
+        items.push(quote!(
+            // #[doc = #doc]
+            #[doc(hidden)]
+            #[allow(non_camel_case_types)]
+            static mut #tq_marker: u32 = 0;
+        ));
+
         let t = util::schedule_t_ident();
 
         // Enumeration of `schedule`-able tasks
@@ -32,7 +41,7 @@ pub fn codegen(app: &App, analysis: &Analysis, _extra: &Extra) -> Vec<TokenStrea
                 #[doc(hidden)]
                 #[allow(non_camel_case_types)]
                 #[derive(Clone, Copy)]
-                enum #t {
+                pub enum #t {
                     #(#variants,)*
                 }
             ));
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