gzdoom/src/autosegs.h

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/*
** autosegs.h
** Arrays built at link-time
**
**---------------------------------------------------------------------------
** Copyright 1998-2005 Randy Heit
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/
#if defined(__GNUC__) && defined(_WIN32)
void InitAutoSegMarkers ();
#define REGEXEPEEK
#define REGMARKER(x) (*x)
typedef void **REGINFO;
#else
#define REGMARKER(x) (x)
typedef void *REGINFO;
#endif
// List of ActorInfos and the TypeInfos they belong to
extern REGINFO ARegHead;
extern REGINFO ARegTail;
// List of AT_GAME_SET functions
extern REGINFO GRegHead;
extern REGINFO GRegTail;
// List of AT_SPEED_SET functions
extern REGINFO SRegHead;
extern REGINFO SRegTail;
// List of TypeInfos
extern REGINFO CRegHead;
extern REGINFO CRegTail;
template<class T, REGINFO *head, REGINFO *tail>
class TAutoSegIteratorNoArrow
{
public:
TAutoSegIteratorNoArrow ()
{
Probe = (T *)REGMARKER(head);
}
operator T () const
{
return *Probe;
}
TAutoSegIteratorNoArrow &operator++()
{
do
{
++Probe;
} while (*Probe == 0 && Probe < (T *)REGMARKER(tail));
return *this;
}
void Reset ()
{
Probe = (T *)REGMARKER(head);
}
protected:
T *Probe;
};
template<class T, REGINFO *head, REGINFO *tail>
class TAutoSegIterator : public TAutoSegIteratorNoArrow<T, head, tail>
{
public:
T operator->() const
{
return *(this->Probe);
}
};