Correct threads_mutex locking in main thread destruction.

Add per-interp thrsv to hold SV struct thread for main thread.
Move Thread.xs MUTEX_DESTROY from end of threadstart to remove_thread.
Add Thread/list.t test of Thread->list method.
Let Thread::Semaphore methods up and down take an extra argument.

p4raw-id: //depot/perl@140

1 files changed, 1 insertions, 0 deletions

diff --git a/thread.h b/thread.h
index 2e1a03be52..b375c98da1 100644
--- a/thread.h
+++ b/thread.h
@@ -175,6 +175,7 @@ struct thread {
 #ifdef ADD_THREAD_INTERN
     struct thread_intern i;		/* Platform-dependent internals */
 #endif
+    char	trailing_nul;		/* For the sake of thrsv, t->Toursv */
 };
 
 typedef struct thread *Thread;