Add java lang math methods

classpath/java-lang.cpp

@@ -791,6 +791,44 @@ Java_java_lang_Math_tan(JNIEnv*, jclass, jdouble val)
   return tan(val);
 }
 
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_asin(JNIEnv*, jclass, jdouble val)
+{
+  return asin(val);
+}
+
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_acos(JNIEnv*, jclass, jdouble val)
+{
+  return acos(val);
+}
+
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_atan(JNIEnv*, jclass, jdouble val)
+{
+  return atan(val);
+}
+
+
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_sinh(JNIEnv*, jclass, jdouble val)
+{
+  return sinh(val);
+}
+
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_cosh(JNIEnv*, jclass, jdouble val)
+{
+  return cosh(val);
+}
+
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_tanh(JNIEnv*, jclass, jdouble val)
+{
+  return tanh(val);
+}
+
+
 extern "C" JNIEXPORT jdouble JNICALL
 Java_java_lang_Math_sqrt(JNIEnv*, jclass, jdouble val)
 {

classpath/java/io/RandomAccessFile.java

@@ -56,6 +56,12 @@ public class RandomAccessFile {
     this.position = position;
   }
 
+  public int skipBytes(int count) throws IOException {
+    if (position + count > length()) throw new IOException();
+    this.position = position + count;
+    return count;
+  }
+
   public void readFully(byte[] buffer, int offset, int length)
     throws IOException
   {

classpath/java/lang/Math.java

@@ -93,6 +93,12 @@ public final class Math {
 
   public static native double tan(double v);
 
+  public static native double cosh(double v);
+
+  public static native double sinh(double v);
+
+  public static native double tanh(double v);
+
   public static native double acos(double v);
 
   public static native double asin(double v);