Ejemplo para practicar uso de Makefile

gistfile1.cpp

// OJO: Este archivo contiene código que debe ser separado 
// en los archivos: Rectangle.cpp, Rectangle.h, RectangleClient.cpp,
// y Makefile


//------ Rectangle.h file begins ---------------------

#include <iostream>

using namespace std;

#ifndef RECT_H
#define RECT_H

class Rectangle {
private:
  int x;
  int y;
  int width;
  int height;
public:
  // constructors
  Rectangle(): x(0), y(0), width(0), height(0) {}
  Rectangle(int tX, int tY, int w, int h): 
    x(tX), y(tY), width(w), height(h) {}
  // mutators
  void setX(int tX) {x = tX;}
  void setY(int tY) {y = tY;}
  // accessors
  int getX() const {return x;}
  int getY() const {return y;}

  int computeArea() const;
  void addToX(int);

};

#endif

//------ Rectangle.h file ends ---------------------


  


//------ Rectangle.cpp file begins -----------------

#include "Rectangle.h"
using namespace std;

int Rectangle::computeArea() const {
  return (this->width * this->height);
}

void Rectangle::addToX(int x) {
  this->x = this->x + x;
}


//------ Rectangle.cpp file ends -------------------

//------ RectangleClient.cpp file begins -----------

#include "Rectangle.h"

using namespace std;

int main() {
  Rectangle r1;
  Rectangle r2(10,10,25,40);

  r1.setX(20);
  cout << "Area of r2: " << r2.computeArea() << endl;
  
}


//------ RectangleClient.cpp file ends -----------

//------ Makefile begins -----------
all: RectClient

RectClient: RectClient.o Rectangle.o
	c++ -o RectClient RectClient.o Rectangle.o

RectClient.o: RectClient.cpp
	c++ -c RectClient.cpp
	
Rectangle.o: Rectangle.cpp
	c++ -c Rectangle.cpp

//------ Makefile ends -----------