Add a start hook that can be setup to call a function in the context of a new thread before the new threads main() has been called.

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5571 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 9 insertions, 0 deletions

diff --git a/nuttx/sched/task_start.c b/nuttx/sched/task_start.c
index a9cc38dfc..5a32a5dd8 100644
--- a/nuttx/sched/task_start.c
+++ b/nuttx/sched/task_start.c
@@ -94,6 +94,15 @@ void task_start(void)
   FAR _TCB *tcb = (FAR _TCB*)g_readytorun.head;
   int argc;
 
+  /* Execute the start hook if one has been registered */
+
+#ifdef CONFIG_SCHED_STARTHOOK
+  if (tcb->starthook)
+    {
+      tcb->starthook(tcb->starthookarg);
+    }
+#endif
+
   /* Count how many non-null arguments we are passing */
 
   for (argc = 1; argc <= CONFIG_MAX_TASK_ARGS; argc++)