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gul_std.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 GUL_STD_H
#define GUL_STD_H

#include <string>
#include <map>
#include <stack>
#include <string>
#include "gul_types.h"

namespace gul {

using gul::poolalloc;
using gul::pool_bytealloc;
using std::basic_string;

#if !defined(__GNUC__)
  using std::char_traits;
#else
  #if (__GNUC__ >= 3)
    using std::char_traits;
  #else
    using std::string_char_traits;
  #endif
#endif

using std::map;
using std::pair;
using std::less;
using std::deque;
using std::stack;
using std::basic_string;

#if !defined(__GNUC__)
  typedef basic_string<char,char_traits<char>,gul::poolalloc<char> > poolstring;
#else
  #if (__GNUC__ >= 3)
    typedef basic_string<char,char_traits<char>,gul::poolalloc<char> > poolstring;
  #else
    typedef basic_string<char,string_char_traits<char>,gul::pool_bytealloc > poolstring;
  #endif
#endif

template< class K, class T >
class poolmap : public map< K, T, less<K>, poolalloc< pair<K,T> > >
{
};

template< class T >
class pooldeque : public deque<T,poolalloc<T> >
{
};

template< class T >
class poolstack : public stack<T,pooldeque<T> >
{
};

/*--------------------------------------------------------------------------
  class for redirecting cout/cerr to a debugger window and/or stream.
  this class registers an 'atexit' function to restore the original
  'streambufs'  
---------------------------------------------------------------------------*/
class streambufrec : public pool_object
{
public:
  std::streambuf *cerr_buf;
  std::streambuf *cout_buf;
  streambufrec *next;
  streambufrec *prev;
};

class debug_streambuf : public std::streambuf
{
public:
  int m_bptr;
  char m_buf[1024];
  FILE *m_logfile;
  streambufrec *m_oldsb;
  static bool initialized;

  GULAPI debug_streambuf( FILE *logfile );
  GULAPI ~debug_streambuf();

  static void atexit_func( void );

protected:
  int overflow( int c );
};

}

#endif

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