natStringBuffer.cc (regionMatches): New function.

2003-03-23  Eric Blake  <ebb9@email.byu.edu>

	* java/lang/natStringBuffer.cc (regionMatches): New function.
	* java/lang/String.java (count): Now package-private.
	* java/lang/StringBuffer.java: Merged with Classpath.

From-SVN: r64770

libjava/ChangeLog

+2003-03-23  Eric Blake  <ebb9@email.byu.edu>
+
+	* java/lang/natStringBuffer.cc (regionMatches): New function.
+	* java/lang/String.java (count): Now package-private.
+	* java/lang/StringBuffer.java: Merged with Classpath.
+
 2003-03-23  Michael Koch  <konqueror@gmx.de>
 
 	* java/io/BufferedOutputStream.java:

libjava/java/lang/String.java

-/* Copyright (C) 1998, 1999, 2000, 2001, 2002  Free Software Foundation
+/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003  Free Software Foundation
 
    This file is part of libgcj.
 
@@ -26,7 +26,7 @@ public final class String implements Serializable, Comparable, CharSequence
 {
   private Object data;
   private int boffset; // Note this is a byte offset - don't use in Java code!
-  private int count;
+  int count;
 
   // This is probably not necessary because this class is special cased already
   // but it will avoid showing up as a discrepancy when comparing SUIDs.

libjava/java/lang/natStringBuffer.cc

 // natStringBuffer.cc - Implementation of java.lang.StringBuffer native methods.
 
-/* Copyright (C) 2001  Free Software Foundation
+/* Copyright (C) 2001, 2003  Free Software Foundation
 
    This file is part of libgcj.
 
@@ -28,3 +28,15 @@ java::lang::StringBuffer::append (jint num)
   count = needed;
   return this;
 }
+
+jboolean
+java::lang::StringBuffer::regionMatches(jint toffset, jstring other)
+{
+  jint len = other->count;
+  jchar *tptr = elements(value) + toffset;
+  jchar *optr = JvGetStringChars(other);
+  while (--len >= 0)
+    if (*tptr++ != *optr++)
+      return false;
+  return true;
+}