Imported GNU Classpath 0.90

Imported GNU Classpath 0.90
       * scripts/makemake.tcl: Set gnu/java/awt/peer/swing to ignore.
       * gnu/classpath/jdwp/VMFrame.java (SIZE): New constant.
       * java/lang/VMCompiler.java: Use gnu.java.security.hash.MD5.
       * java/lang/Math.java: New override file.
       * java/lang/Character.java: Merged from Classpath.
       (start, end): Now 'int's.
       (canonicalName): New field.
       (CANONICAL_NAME, NO_SPACES_NAME, CONSTANT_NAME): New constants.
       (UnicodeBlock): Added argument.
       (of): New overload.
       (forName): New method.
       Updated unicode blocks.
       (sets): Updated.
       * sources.am: Regenerated.
       * Makefile.in: Likewise.

From-SVN: r111942

libjava/classpath/gnu/regexp/REToken.java

@@ -38,12 +38,21 @@ exception statement from your version. */
 package gnu.regexp;
 import java.io.Serializable;
 
-abstract class REToken implements Serializable {
+abstract class REToken implements Serializable, Cloneable {
 
   protected REToken next = null;
   protected REToken uncle = null;
   protected int subIndex;
 
+  public Object clone() {
+    try {
+      REToken copy = (REToken) super.clone();
+      return copy;
+    } catch (CloneNotSupportedException e) {
+      throw new Error(); // doesn't happen
+    }
+  }
+
   protected REToken(int subIndex) {
       this.subIndex = subIndex;
   }
@@ -52,6 +61,10 @@ abstract class REToken implements Serializable {
     return 0;
   }
 
+  int getMaximumLength() {
+    return Integer.MAX_VALUE;
+  }
+
   void setUncle(REToken anUncle) {
     uncle = anUncle;
   }