Kernel - Implemented event wait (untested)

[tpg/acess2.git] / Kernel / events.c

diff --git a/Kernel/events.c b/Kernel/events.c
index 76886e1..4c872bc 100644 (file)
--- a/Kernel/events.c
+++ b/Kernel/events.c
@@ -12,8 +12,10 @@
 // === CODE ===
 void Threads_PostEvent(tThread *Thread, Uint32 EventMask)
 {
-       // TODO: Check that only one bit is set?
+       // Sanity checking
+       if( !Thread )   return ;
        if( EventMask == 0 )    return ;
+       // TODO: Check that only one bit is set?
        
        SHORTLOCK( &Thread->IsLocked );
 
@@ -34,6 +36,9 @@ void Threads_PostEvent(tThread *Thread, Uint32 EventMask)
        SHORTREL( &Thread->IsLocked );
 }
 
+/**
+ * \brief Wait for an event to occur
+ */
 Uint32 Threads_WaitEvents(Uint32 EventMask)
 {
        Uint32  rv;
@@ -47,7 +52,7 @@ Uint32 Threads_WaitEvents(Uint32 EventMask)
        
        // Check if a wait is needed
        SHORTLOCK( &us->IsLocked );
-       if( !(us->EventState & EventMask) )
+       while( !(us->EventState & EventMask) )
        {
                // Wait
                us->RetStatus = EventMask;      // HACK: Store EventMask in RetStatus