X-Git-Url: https://oss.titaniummirror.com/gitweb/?a=blobdiff_plain;f=tos%2Fsystem%2FQueueC.nc;h=ecf714aabed9f3c9221104001e4ce80cab0a74ab;hb=b7e372c3aa2f1da307407397da3b032df4ac4d49;hp=860934833949e98996e3fbc5f43343cde672357b;hpb=1a329382c4f4556fd52d85f4e3f4a67e54911682;p=tinyos-2.x.git

diff --git a/tos/system/QueueC.nc b/tos/system/QueueC.nc
index 86093483..ecf714aa 100644
--- a/tos/system/QueueC.nc
+++ b/tos/system/QueueC.nc
@@ -45,7 +45,7 @@ generic module QueueC(typedef queue_t, uint8_t QUEUE_SIZE) {
 
 implementation {
 
-  queue_t queue[QUEUE_SIZE];
+  queue_t ONE_NOK queue[QUEUE_SIZE];
   uint8_t head = 0;
   uint8_t tail = 0;
   uint8_t size = 0;
@@ -87,7 +87,7 @@ implementation {
     dbg("QueueC", "%s: size is %hhu\n", __FUNCTION__, size);
     if (!call Queue.empty()) {
       head++;
-      head %= QUEUE_SIZE;
+      if (head == QUEUE_SIZE) head = 0;
       size--;
       printQueue();
     }
@@ -99,7 +99,7 @@ implementation {
       dbg("QueueC", "%s: size is %hhu\n", __FUNCTION__, size);
       queue[tail] = newVal;
       tail++;
-      tail %= QUEUE_SIZE;
+      if (tail == QUEUE_SIZE) tail = 0;
       size++;
       printQueue();
       return SUCCESS;
@@ -111,7 +111,9 @@ implementation {
   
   command queue_t Queue.element(uint8_t idx) {
     idx += head;
-    idx %= QUEUE_SIZE;
+    if (idx >= QUEUE_SIZE) {
+      idx -= QUEUE_SIZE;
+    }
     return queue[idx];
   }