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// file : examples/mm/shptr/shptr.cxx
// author : Boris Kolpackov <boris@kolpackov.net>
// copyright : Copyright (c) 2005-2010 Boris Kolpackov
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#include <cult/mm/shptr.hxx>
#include <cult/mm/new.hxx> // MM::locate
#include <cult/mm/counter.hxx> // MM::inc_ref
#include <iostream>
using std::cerr;
using std::endl;
using namespace Cult;
using namespace MM;
struct Foo
{
virtual ~Foo () {}
char c;
};
struct Bar: virtual Foo {char c;};
struct Baz: virtual Foo {char c;};
struct Fox: Bar, Baz {};
struct A
{
char c[8];
};
struct B
{
char c[8];
};
struct C : A, B
{
char c[8];
};
int
main ()
{
{
Baz* bp (new Fox);
Foo* fp (bp);
Counter* cp (locate (fp, *counted));
inc_ref (bp);
cp->dec_ref ();
if (cp->dec_ref ()) cerr << "good: destroying" << endl;
else cerr << "bad: leaking" << endl;
delete bp;
}
{
Shptr<Fox> pfox (new Fox);
Shptr<Bar> pbar (pfox);
Shptr<Foo> pfoo;
pfoo = pbar;
}
}
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