From ae647f85faca782700a1673a8da4ec9735023dc6 Mon Sep 17 00:00:00 2001
From: Ferdi Franceschini <ffr@ansto.gov.au>
Date: Thu, 24 May 2007 15:29:48 +1000
Subject: [PATCH] TaskSignal sets the calling task status to WAITING to prevent
 recursion through TaskYield.

r1982 | ffr | 2007-05-24 15:29:48 +1000 (Thu, 24 May 2007) | 2 lines
---
 task.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/task.c b/task.c
index 235917bc..e41b99d7 100644
--- a/task.c
+++ b/task.c
@@ -327,12 +327,14 @@ ente:
   int TaskSignal(pTaskMan self, int iSignal, void *pSigData)
   {
      pTaskHead pTemp, pEnd;
+     int myStatus = self->pCurrent->iStatus;
   
      assert(self);
      assert(self->iID == TASKERID);
      
      /* Do one cycle until we are at the caller, then return to him*/
      pEnd = self->pCurrent;   
+     pEnd->iStatus = WAITING;
      IncrTaskPointer(self);
      while(self->pCurrent != pEnd)
      {
@@ -343,6 +345,7 @@ ente:
        IncrTaskPointer(self);
      }
      /* finally, tell me about the thingie as well */
+     pEnd->iStatus = myStatus;
      if(pEnd->pSignal)
      {
        pEnd->pSignal(pEnd->pData, iSignal, pSigData);