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/java/io/InputStream.java

@@ -193,10 +193,8 @@ public abstract class InputStream
    */
   public int read(byte[] b, int off, int len) throws IOException
   {
-    if (off < 0 || len < 0 || off + len > b.length)
+    if (off < 0 || len < 0 || b.length - off < len)
       throw new IndexOutOfBoundsException();
-    if (b.length == 0)
-      return 0;
 
     int i, ch;