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gust_new.h

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/* LIBGUL - Geometry Utility Library
 * Copyright (C) 1998-1999 Norbert Irmer
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */
 
#ifndef GUST_NEW_H
#define GUST_NEW_H

#if defined(_MSC_VER) || defined(__WXMSW__)
  #ifdef new
    #undef new
  #endif
  // #include <new.h>
#else
  // #include <new.h>
#endif

#define reserve_stack(T,n) (T *)alloca((n)*sizeof(T))

namespace gust {

// using namespace gul;

/* -------------------------------------------------------------------------
  Low level memory management
-------------------------------------------------------------------------- */

enum Storage
{
  dumb,
  place,
  heap,
  pool
};

inline void release( void *buf, unsigned int t, unsigned int s )
{
  if( (t <= place) || (buf == NULL) ) return;
  if( t == heap ) { free(buf); return; }
  PreferPoolFree( buf, s );
}

inline void *reserve_global( size_t s, size_t *ret_s )
{
  void *p = malloc( s );
  if( p == NULL ) throw gul::AllocError();
  *ret_s = s;
  return(p);
}

inline void *reserve_pool( size_t s, size_t *ret_s )
{
  void *p = PreferPoolAlloc( s, ret_s);
  if( p == NULL ) throw gul::AllocError();
  return(p);
}





}



#endif
 

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