Update scilab examples from other languages

Examples/scilab/class/example.cxx

@@ -1,4 +1,4 @@
-/* File : example.c */
+/* File : example.cxx */
 
 #include "example.h"
 #define M_PI 3.14159265358979323846
@@ -11,18 +11,18 @@ void Shape::move(double dx, double dy) {
 
 int Shape::nshapes = 0;
 
-double Circle::area(void) {
+double Circle::area() {
   return M_PI*radius*radius;
 }
 
-double Circle::perimeter(void) {
+double Circle::perimeter() {
   return 2*M_PI*radius;
 }
 
-double Square::area(void) {
+double Square::area() {
   return width*width;
 }
 
-double Square::perimeter(void) {
+double Square::perimeter() {
   return 4*width;
 }

Examples/scilab/class/example.h

@@ -7,11 +7,11 @@ public:
   }
   virtual ~Shape() {
     nshapes--;
-  };
-  double  x, y;   
+  }
+  double  x, y;
   void    move(double dx, double dy);
-  virtual double area(void) = 0;
-  virtual double perimeter(void) = 0;
+  virtual double area() = 0;
+  virtual double perimeter() = 0;
   static  int nshapes;
 };
 
@@ -19,17 +19,16 @@ class Circle : public Shape {
 private:
   double radius;
 public:
-  Circle(double r) : radius(r) { };
-  virtual double area(void);
-  virtual double perimeter(void);
+  Circle(double r) : radius(r) { }
+  virtual double area();
+  virtual double perimeter();
 };
 
 class Square : public Shape {
 private:
   double width;
 public:
-  Square(double w) : width(w) { };
-  virtual double area(void);
-  virtual double perimeter(void);
+  Square(double w) : width(w) { }
+  virtual double area();
+  virtual double perimeter();
 };
-

Examples/scilab/class/example.i

@@ -7,4 +7,3 @@
 
 /* Let's just grab the original header file here */
 %include "example.h"
-

Examples/scilab/funcptr/example.c

@@ -17,4 +17,3 @@ int mul(int a, int b) {
 }
 
 int (*funcvar)(int,int) = add;
-