src/share/vm/utilities/ostream.hpp

rev 9826 : [mq]: log_attribute

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -25,10 +25,11 @@
 #ifndef SHARE_VM_UTILITIES_OSTREAM_HPP
 #define SHARE_VM_UTILITIES_OSTREAM_HPP
 
 #include "memory/allocation.hpp"
 #include "runtime/timer.hpp"
+#include "utilities/globalDefinitions.hpp"
 
 class GCId;
 DEBUG_ONLY(class ResourceMark;)
 
 // Output streams for printing

@@ -234,11 +235,11 @@
 };
 
 class logStream : public outputStream {
 private:
   stringStream _current_line;
-  void (*_log_func)(const char* fmt, ...);
+  void (*_log_func)(const char* fmt, ...) ATTRIBUTE_PRINTF(1, 2);
 public:
   void write(const char* s, size_t len);
   logStream(void (*log_func)(const char* fmt, ...)) : _log_func(log_func) {}
   ~logStream() {
     guarantee(_current_line.size() == 0, "Buffer not flushed. Missing call to print_cr()?");