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// file : xsde/cxx/stack.hxx
// author : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2005-2009 Code Synthesis Tools CC
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#ifndef XSDE_CXX_STACK_HXX
#define XSDE_CXX_STACK_HXX
#include <stddef.h> // size_t
#include <xsde/cxx/config.hxx>
namespace xsde
{
namespace cxx
{
// POD stack with pre-allocated first element. You may
// need to pad your elements to get the proper alignment.
//
struct stack
{
#ifndef XSDE_EXCEPTIONS
enum error
{
error_none,
error_no_memory
};
#endif
~stack ();
stack (size_t element_size, void* first_element);
private:
stack (stack&);
stack& operator= (stack&);
public:
void
pop ();
#ifdef XSDE_EXCEPTIONS
void
#else
error
#endif
push ();
void*
top ();
void
clear ();
bool
empty () const;
size_t
size () const;
size_t
element_size () const;
private:
#ifdef XSDE_EXCEPTIONS
void
#else
error
#endif
grow ();
private:
size_t el_size_;
void* first_;
char* data_;
size_t size_;
size_t capacity_;
};
}
}
#include <xsde/cxx/stack.ixx>
#endif // XSDE_CXX_STACK_HXX
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