/r/learnprogramming post part 1

gistfile1.cpp

#include<iostream>
using namespace std;
// I had three types of structs. One contained another. That one contained an array of an other as well as a pointer to one.
struct Bar {
  int value1;
};
struct Foo {
  Bar bars[5];
  Bar *next;
};
struct Foobar {
  Foo foo;
};

// I also had a function that initialized them.
void Bar_initialize(Bar *bar, int v1) {
  bar->value1 = v1;
}

void Foo_initialize(Foo *foo) {
  for(int i = 0; i < 5; i++) {
    Bar_initialize(foo->bars + i, i);
  }

  foo->next = foo->bars;
}

void Foobar_initialize(Foobar *fb) {
  Foo f;
  Foo_initialize(&f);
  fb->foo = f;
}

// There were also other functions that did stuff with the structs
void print_foobar(Foobar *fb) {
  for(int i = 0; i < 5; i++) {
    cout << fb->foo.next->value1 << endl;
    fb->foo.next++;
  }
}

void do_something(Foobar *fb) {
  print_foobar(fb);
}

int main() {
  Foobar fb;
  Foobar_initialize(&fb);
  do_something(&fb);
}