add md _atomic_is_locked; clean

1 files changed, 11 insertions, 2 deletions

diff --git a/lib/libc_r/arch/sparc/_atomic_lock.c b/lib/libc_r/arch/sparc/_atomic_lock.c
index 35b50e3ada5..530c86b4805 100644
--- a/lib/libc_r/arch/sparc/_atomic_lock.c
+++ b/lib/libc_r/arch/sparc/_atomic_lock.c
@@ -1,5 +1,7 @@
-/*	$OpenBSD	*/
-/* atomic lock for sparc */
+/*	$OpenBSD: _atomic_lock.c,v 1.2 1998/12/18 05:59:18 d Exp $	*/
+/*
+ * Atomic lock for sparc
+ */
  
 #include "spinlock.h"
 
@@ -8,3 +10,10 @@ _atomic_lock(volatile register_t * lock)
 {
 	return _thread_slow_atomic_lock(lock);
 }
+
+int
+_atomic_is_locked(volatile register_t * lock)
+{
+	
+	return *lock;
+}