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Filename : cxxsupport.cxx
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//-----------------------------------------------------------------------------
//
// Copyright (c) 1998 - 2007, The Regents of the University of California
// Produced at the Lawrence Livermore National Laboratory
// All rights reserved.
//
// This file is part of PyCXX. For details,see http://cxx.sourceforge.net/. The
// full copyright notice is contained in the file COPYRIGHT located at the root
// of the PyCXX distribution.
//
// Redistribution  and  use  in  source  and  binary  forms,  with  or  without
// modification, are permitted provided that the following conditions are met:
//
//  - Redistributions of  source code must  retain the above  copyright notice,
//    this list of conditions and the disclaimer below.
//  - Redistributions in binary form must reproduce the above copyright notice,
//    this  list of  conditions  and  the  disclaimer (as noted below)  in  the
//    documentation and/or materials provided with the distribution.
//  - Neither the name of the UC/LLNL nor  the names of its contributors may be
//    used to  endorse or  promote products derived from  this software without
//    specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT  HOLDERS AND CONTRIBUTORS "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  REGENTS  OF  THE  UNIVERSITY OF
// CALIFORNIA, THE U.S.  DEPARTMENT  OF  ENERGY OR CONTRIBUTORS 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.
//
//-----------------------------------------------------------------------------

#include "CXX/Objects.hxx"
namespace Py {

Py_UNICODE unicode_null_string[1] = { 0 };

Type Object::type () const
{ 
    return Type (PyObject_Type (p), true);
}

String Object::str () const
{
    return String (PyObject_Str (p), true);
}

String Object::repr () const
{ 
    return String (PyObject_Repr (p), true);
}

std::string Object::as_string() const
{
    return static_cast<std::string>(str());
}

List Object::dir () const
        {
        return List (PyObject_Dir (p), true);
        }

bool Object::isType (const Type& t) const
{ 
    return type ().ptr() == t.ptr();
}

Char::operator String() const
{
    return String(ptr());
}

// TMM: non-member operaters for iterators - see above
// I've also made a bug fix in respect to the cxx code
// (dereffed the left.seq and right.seq comparison)
bool operator==(const Sequence::iterator& left, const Sequence::iterator& right)
{
    return left.eql( right );
}

bool operator!=(const Sequence::iterator& left, const Sequence::iterator& right)
{
    return left.neq( right );
}

bool operator< (const Sequence::iterator& left, const Sequence::iterator& right)
{
    return left.lss( right );
}

bool operator> (const Sequence::iterator& left, const Sequence::iterator& right)
{
    return left.gtr( right );
}

bool operator<=(const Sequence::iterator& left, const Sequence::iterator& right)
{
    return left.leq( right );
}

bool operator>=(const Sequence::iterator& left, const Sequence::iterator& right)
{
    return left.geq( right );
}

// now for const_iterator
bool operator==(const Sequence::const_iterator& left, const Sequence::const_iterator& right)
{
    return left.eql( right );
}

bool operator!=(const Sequence::const_iterator& left, const Sequence::const_iterator& right)
{
    return left.neq( right );
}

bool operator< (const Sequence::const_iterator& left, const Sequence::const_iterator& right)
{
    return left.lss( right );
}

bool operator> (const Sequence::const_iterator& left, const Sequence::const_iterator& right)
{
    return left.gtr( right );
}

bool operator<=(const Sequence::const_iterator& left, const Sequence::const_iterator& right)
{
    return left.leq( right );
}

bool operator>=(const Sequence::const_iterator& left, const Sequence::const_iterator& right)
{
    return left.geq( right );
}

// For mappings:
bool operator==(const Mapping::iterator& left, const Mapping::iterator& right)
{
    return left.eql( right );
}

bool operator!=(const Mapping::iterator& left, const Mapping::iterator& right)
{
    return left.neq( right );
}

// now for const_iterator
bool operator==(const Mapping::const_iterator& left, const Mapping::const_iterator& right)
{
    return left.eql( right );
}

bool operator!=(const Mapping::const_iterator& left, const Mapping::const_iterator& right)
{
    return left.neq( right );
}

// TMM: 31May'01 - Added the #ifndef so I can exclude iostreams.
#ifndef CXX_NO_IOSTREAMS
// output

std::ostream& operator<< (std::ostream& os, const Object& ob)
{
    return (os << static_cast<std::string>(ob.str()));
}  
#endif

} // Py