From 90ff6c401934121395fa4a127e8b889106fda07a Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Tue, 9 Aug 2011 20:56:27 +0200
Subject: DynamicLibraryBundleInfo: Allow impl. to select tool/system lookup

---
 .../com/jogamp/common/os/DynamicLibraryBundle.java | 26 ++++++++++++++++------
 .../jogamp/common/os/DynamicLibraryBundleInfo.java | 16 ++++++++++++-
 2 files changed, 34 insertions(+), 8 deletions(-)

(limited to 'src/java')

diff --git a/src/java/com/jogamp/common/os/DynamicLibraryBundle.java b/src/java/com/jogamp/common/os/DynamicLibraryBundle.java
index 7e961cc..8e072fd 100755
--- a/src/java/com/jogamp/common/os/DynamicLibraryBundle.java
+++ b/src/java/com/jogamp/common/os/DynamicLibraryBundle.java
@@ -306,6 +306,19 @@ public class DynamicLibraryBundle implements DynamicLookupHelper {
         return addr;
     }
 
+    private long toolDynamicLookupFunction(String funcName) {
+        if(0 != toolGetProcAddressHandle) {
+            long addr = info.toolGetProcAddress(toolGetProcAddressHandle, funcName);
+            if(DEBUG_LOOKUP) {
+                if(0!=addr) {
+                    System.err.println("Lookup-Tool: <"+funcName+"> 0x"+Long.toHexString(addr));
+                }
+            }
+            return addr;
+        }
+        return 0;
+    }
+    
     public long dynamicLookupFunction(String funcName) {
         if(!isToolLibLoaded() || null==funcName) {
             if(DEBUG_LOOKUP && !isToolLibLoaded()) {
@@ -319,18 +332,17 @@ public class DynamicLibraryBundle implements DynamicLookupHelper {
         }
 
         long addr = 0;
+        final boolean useToolGetProcAdressFirst = info.useToolGetProcAdressFirst(funcName);
 
-        if(0 != toolGetProcAddressHandle) {
-            addr = info.toolDynamicLookupFunction(toolGetProcAddressHandle, funcName);
-            if(DEBUG_LOOKUP) {
-                if(0!=addr) {
-                    System.err.println("Lookup-Tool: <"+funcName+"> 0x"+Long.toHexString(addr));
-                }
-            }
+        if(useToolGetProcAdressFirst) {
+            addr = toolDynamicLookupFunction(funcName);
         }
         if(0==addr) {
             addr = dynamicLookupFunctionOnLibs(funcName);
         }
+        if(0==addr && !useToolGetProcAdressFirst) {
+            addr = toolDynamicLookupFunction(funcName);            
+        }
         return addr;
     }
 
diff --git a/src/java/com/jogamp/common/os/DynamicLibraryBundleInfo.java b/src/java/com/jogamp/common/os/DynamicLibraryBundleInfo.java
index 61f59b8..081bac8 100644
--- a/src/java/com/jogamp/common/os/DynamicLibraryBundleInfo.java
+++ b/src/java/com/jogamp/common/os/DynamicLibraryBundleInfo.java
@@ -56,13 +56,27 @@ public interface DynamicLibraryBundleInfo {
     /** May return the native libraries <pre>GetProcAddressFunc</pre> names, the first found function is being used.<br>
      * This could be eg: <pre> glXGetProcAddressARB, glXGetProcAddressARB </pre>.<br>
      * If your Tool does not has this facility, just return null.
+     * @see #toolGetProcAddress(long, String)
      */
     public List getToolGetProcAddressFuncNameList() ; 
 
+    /** May implement the lookup function using the Tools facility.<br>
+     * The actual function pointer is provided to allow proper bootstrapping of the ProcAddressTable,
+     * using one of the provided function names by {@link #getToolGetProcAddressFuncNameList()}.<br>
+     */
+    public long toolGetProcAddress(long toolGetProcAddressHandle, String funcName);
+
     /** May implement the lookup function using the Tools facility.<br>
      * The actual function pointer is provided to allow proper bootstrapping of the ProcAddressTable.<br>
      */
-    public long toolDynamicLookupFunction(long toolGetProcAddressHandle, String funcName);
+    
+    /**
+     * @param funcName
+     * @return true if {@link #toolGetProcAddress(long, String)} shall be tried before 
+     *         the system loader for the given function lookup. Otherwise false.
+     *         Default is <b>true</b>.
+     */
+    public boolean useToolGetProcAdressFirst(String funcName);
 
     /** @return true if the native library symbols shall be made available for symbol resolution of subsequently loaded libraries. */
     public boolean shallLinkGlobal();
-- 
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