From 69d5914bd0daac6f06fcf5c98eca53674a500dcb Mon Sep 17 00:00:00 2001
From: Tom Tromey <tromey@cygnus.com>
Date: Mon, 12 Apr 1999 12:34:41 +0000
Subject: natSystem.cc (SystemClass): New define.

	* java/lang/natSystem.cc (SystemClass): New define.
	(init_properties): Synchronize.

From-SVN: r26372
---
 libjava/java/lang/natSystem.cc | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

(limited to 'libjava/java')

diff --git a/libjava/java/lang/natSystem.cc b/libjava/java/lang/natSystem.cc
index 5f613d5..6ceb642 100644
--- a/libjava/java/lang/natSystem.cc
+++ b/libjava/java/lang/natSystem.cc
@@ -45,6 +45,9 @@ details.  */
 #include <java/io/PrintStream.h>
 #include <java/io/InputStream.h>
 
+#define SystemClass _CL_Q34java4lang6System
+extern java::lang::Class SystemClass;
+
 
 
 #if defined (ECOS)
@@ -175,9 +178,13 @@ java::lang::System::identityHashCode (jobject obj)
 void
 java::lang::System::init_properties (void)
 {
-  if (prop_init)
-    return;
-  prop_init = true;
+  {
+    // We only need to synchronize around this gatekeeper.
+    JvSynchronize sync (&SystemClass);
+    if (prop_init)
+      return;
+    prop_init = true;
+  }
 
   properties = new java::util::Properties ();
   // A convenience define.
-- 
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