NameFinder.java (lookup): If exec'ing addr2line fails, don't try again.

2006-05-11  Bryce McKinlay  <mckinlay@redhat.com>

	* gnu/gcj/runtime/NameFinder.java (lookup): If exec'ing addr2line
	fails, don't try again.
	(use_addr2line): Field no longer final.

From-SVN: r113715

libjava/ChangeLog

 2006-05-11  Bryce McKinlay  <mckinlay@redhat.com>
 
+	* gnu/gcj/runtime/NameFinder.java (lookup): If exec'ing addr2line
+	fails, don't try again.
+	(use_addr2line): Field no longer final.
+
+2006-05-11  Bryce McKinlay  <mckinlay@redhat.com>
+
 	* gnu/gcj/runtime/NameFinder.java (blacklist): New static field.
 	(lookup): If addr2line fails to find an address, flag the binary as
 	having no debug info and avoid calling addr2line on it again.

libjava/gnu/gcj/runtime/NameFinder.java

@@ -62,7 +62,7 @@ public class NameFinder
    */
   private static Set blacklist = Collections.synchronizedSet(new HashSet());
 
-  private static final boolean use_addr2line
+  private static boolean use_addr2line
           = Boolean.valueOf(System.getProperty
                 ("gnu.gcj.runtime.NameFinder.use_addr2line", "true")
             ).booleanValue();
@@ -167,7 +167,10 @@ public class NameFinder
       }
     
     if (addr2line.proc == null)
+      {
+        use_addr2line = false;
 	return;
+      }
     
     String hexAddr = "0x" + Long.toHexString(addr);
     String name;