2009-11-15 Doug Kwan <dougkwan@google.com>

[pf3gnuchains/pf3gnuchains3x.git] / gold / descriptors.h

diff --git a/gold/descriptors.h b/gold/descriptors.h
index 44c2475..8e154a6 100644 (file)
--- a/gold/descriptors.h
+++ b/gold/descriptors.h
@@ -25,11 +25,11 @@
 
 #include <vector>
 
+#include "gold-threads.h"
+
 namespace gold
 {
 
-class Lock;
-
 // This class manages file descriptors for gold.
 
 class Descriptors
@@ -78,6 +78,8 @@ class Descriptors
 
   // We need to lock before accessing any fields.
   Lock* lock_;
+  // Used to initialize the lock_ field exactly once.
+  Initialize_lock initialize_lock_;
   // Information for descriptors.
   std::vector<Open_descriptor> open_descriptors_;
   // Top of stack.