Merged JSR-231 branch on to the main JOGL trunk. The main trunk now

contains the evolving JSR-231 Reference Implementation and the JSR-231
branch is permanently closed.


git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/svn-server-sync/jogl/trunk@401 232f8b59-042b-4e1e-8c03-345bb8c30851

1 files changed, 91 insertions, 0 deletions

diff --git a/src/classes/com/sun/opengl/impl/NativeLibLoader.java b/src/classes/com/sun/opengl/impl/NativeLibLoader.java
new file mode 100644
index 000000000..fa535c7d5
--- /dev/null
+++ b/src/classes/com/sun/opengl/impl/NativeLibLoader.java
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ * 
+ * - Redistribution of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * 
+ * - Redistribution in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * 
+ * Neither the name of Sun Microsystems, Inc. or the names of
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ * 
+ * This software is provided "AS IS," without a warranty of any kind. ALL
+ * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
+ * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
+ * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
+ * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
+ * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
+ * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
+ * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
+ * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
+ * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
+ * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+ * 
+ * You acknowledge that this software is not designed or intended for use
+ * in the design, construction, operation or maintenance of any nuclear
+ * facility.
+ * 
+ * Sun gratefully acknowledges that this software was originally authored
+ * and developed by Kenneth Bradley Russell and Christopher John Kline.
+ */
+
+package com.sun.opengl.impl;
+
+import java.awt.Toolkit;
+import java.security.*;
+
+public class NativeLibLoader {
+  private static volatile boolean doLoading   = true;
+  private static volatile boolean doneLoading = false;
+
+  public static void disableLoading() {
+    doLoading = false;
+  }
+
+  public static void enableLoading() {
+    doLoading = true;
+  }
+
+  public static synchronized void load() {
+    if (doLoading && !doneLoading) {
+      AccessController.doPrivileged(new PrivilegedAction() {
+          public Object run() {
+            boolean isOSX = System.getProperty("os.name").equals("Mac OS X");
+            if (!isOSX) {
+              try {
+                // On X11 systems, toolkit must be loaded before
+                // trying to resolve JAWT in order for libmawt.so to
+                // be found properly
+                Toolkit.getDefaultToolkit();
+                System.loadLibrary("jawt");
+              } catch (UnsatisfiedLinkError e) {
+                // Accessibility technologies load JAWT themselves; safe to continue
+                // as long as JAWT is loaded by any loader
+                if (e.getMessage().indexOf("already loaded") == -1) {
+                  throw e;
+                }
+              }
+            }
+            System.loadLibrary("jogl");
+
+            // Workaround for 4845371.
+            // Make sure the first reference to the JNI GetDirectBufferAddress is done
+            // from a privileged context so the VM's internal class lookups will succeed.
+            JAWT jawt = new JAWT();
+            JAWTFactory.JAWT_GetAWT(jawt);
+
+            return null;
+          }
+        });
+      doneLoading = true;
+    }
+  }
+}