X-Git-Url: https://oss.titaniummirror.com/gitweb/?a=blobdiff_plain;f=tos%2Fsystem%2FFcfsResourceQueueC.nc;h=23e41dd26a5c4077b7f11f6a9dadd3e266253c9d;hb=e9bfab607e051bae6afb47b44892ce37541d1b44;hp=7be5ed485a22f819d6247418a098ce601f9f0115;hpb=ec0de8e1ac425b0f6855d46f737c2726cd82df88;p=tinyos-2.x.git

diff --git a/tos/system/FcfsResourceQueueC.nc b/tos/system/FcfsResourceQueueC.nc
index 7be5ed48..23e41dd2 100644
--- a/tos/system/FcfsResourceQueueC.nc
+++ b/tos/system/FcfsResourceQueueC.nc
@@ -29,7 +29,7 @@
  
 #include "Resource.h"
  
-generic module FcfsResourceQueueC(uint8_t size) {
+generic module FcfsResourceQueueC(uint8_t size) @safe() {
   provides {
     interface Init;
     interface ResourceQueue as FcfsQueue;
@@ -48,11 +48,11 @@ implementation {
   }  
   
   async command bool FcfsQueue.isEmpty() {
-    return (qHead == NO_ENTRY);
+    atomic return (qHead == NO_ENTRY);
   }
   	
   async command bool FcfsQueue.isEnqueued(resource_client_id_t id) {
-  	return resQ[id] != NO_ENTRY || qTail == id; 
+  	atomic return resQ[id] != NO_ENTRY || qTail == id; 
   }
 
   async command resource_client_id_t FcfsQueue.dequeue() {