kwsys_ios_sstream.h.in
/*============================================================================
KWSys - Kitware System Library
Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
Distributed under the OSI-approved BSD License (the "License");
see accompanying file Copyright.txt for details.
This software is distributed WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the License for more information.
============================================================================*/
#ifndef @KWSYS_NAMESPACE@_ios_sstream
#define @KWSYS_NAMESPACE@_ios_sstream
#include <@KWSYS_NAMESPACE@/Configure.hxx>
/* Define this macro temporarily to keep the code readable. */
#if !defined (KWSYS_NAMESPACE) && !@KWSYS_NAMESPACE@_NAME_IS_KWSYS
# define kwsys_stl @KWSYS_NAMESPACE@_stl
#endif
#if @KWSYS_NAMESPACE@_IOS_USE_SSTREAM
# ifdef _MSC_VER
# pragma warning (push, 1)
# pragma warning (disable: 4702)
# endif
# include <sstream>
# ifdef _MSC_VER
# pragma warning(pop)
# endif
#else
# ifdef _MSC_VER
# pragma warning (push, 1)
# pragma warning (disable: 4702)
# pragma warning (disable: 4995) /* Old streams are deprecated. */
# endif
# if @KWSYS_NAMESPACE@_IOS_USE_ANSI
# include <strstream>
# elif @KWSYS_NAMESPACE@_IOS_USE_STRSTREAM_H
# include <strstream.h>
# elif @KWSYS_NAMESPACE@_IOS_USE_STRSTREA_H
# include <strstrea.h>
# endif
# if @KWSYS_NAMESPACE@_IOS_USE_ANSI
# include <new> // Need placement operator new.
# else
# include <new.h> // Need placement operator new.
# endif
# ifdef _MSC_VER
# pragma warning(pop)
# endif
// Only have old std strstream classes. Wrap them to look like new
// ostringstream and istringstream classes.
# include <@KWSYS_NAMESPACE@/stl/string>
namespace @KWSYS_NAMESPACE@_ios
{
using @KWSYS_NAMESPACE@_ios_namespace::streambuf;
using @KWSYS_NAMESPACE@_ios_namespace::ostream;
using @KWSYS_NAMESPACE@_ios_namespace::istream;
using @KWSYS_NAMESPACE@_ios_namespace::strstream;
using @KWSYS_NAMESPACE@_ios_namespace::istrstream;
using @KWSYS_NAMESPACE@_ios_namespace::ostrstream;
using @KWSYS_NAMESPACE@_ios_namespace::ios;
using @KWSYS_NAMESPACE@_ios_namespace::endl;
using @KWSYS_NAMESPACE@_ios_namespace::ends;
using @KWSYS_NAMESPACE@_ios_namespace::flush;
class stringstream_cleanup
{
public:
stringstream_cleanup(strstream& str): m_StrStream(str) {}
~stringstream_cleanup() { m_StrStream.rdbuf()->freeze(0); }
static void IgnoreUnusedVariable(const stringstream_cleanup&) {}
protected:
strstream& m_StrStream;
private:
void operator=(stringstream_cleanup const&);
};
class stringstream: public strstream
{
public:
typedef strstream Superclass;
stringstream() {}
stringstream(const kwsys_stl::string& s) { *this << s.c_str(); }
kwsys_stl::string str()
{
stringstream_cleanup cleanup(*this);
stringstream_cleanup::IgnoreUnusedVariable(cleanup);
// Visual Studio 6 has a strstream::pcount, but this is not rdbuf()->pcount()
#if (@KWSYS_NAMESPACE@_IOS_USE_STRSTREA_H) && defined(_MSC_VER) && (_MSC_VER == 1200)
int count = this->pcount();
#elif defined(__WATCOMC__)
int count = this->rdbuf()->out_waiting();
#else
int count = this->rdbuf()->pcount();
#endif
const char* ptr = this->Superclass::str();
return kwsys_stl::string(ptr?ptr:"", count);
}
void str(const kwsys_stl::string& s)
{
this->~stringstream();
new (this) stringstream(s);
}
private:
stringstream(const stringstream&);
void operator=(const stringstream&);
};
class ostringstream_cleanup
{
public:
ostringstream_cleanup(ostrstream& ostr): m_OStrStream(ostr) {}
~ostringstream_cleanup() { m_OStrStream.rdbuf()->freeze(0); }
static void IgnoreUnusedVariable(const ostringstream_cleanup&) {}
protected:
ostrstream& m_OStrStream;
private:
void operator=(ostringstream_cleanup const&);
};
class ostringstream: public ostrstream
{
public:
typedef ostrstream Superclass;
ostringstream() {}
ostringstream(const kwsys_stl::string& s) { *this << s.c_str(); }
kwsys_stl::string str()
{
ostringstream_cleanup cleanup(*this);
ostringstream_cleanup::IgnoreUnusedVariable(cleanup);
int count = this->pcount();
const char* ptr = this->Superclass::str();
return kwsys_stl::string(ptr?ptr:"", count);
}
void str(const kwsys_stl::string& s)
{
this->~ostringstream();
new (this) ostringstream(s);
}
private:
ostringstream(const ostringstream&);
void operator=(const ostringstream&);
};
#if defined(_MSC_VER)
# pragma warning (push)
# pragma warning (disable: 4097) /* typedef-name used as synonym for class */
#endif
#if defined(__WATCOMC__)
// W728: class modifiers for 'A' conflict with class modifiers for 'B'
# pragma warning 728 10
#endif
class istringstream: private kwsys_stl::string, public istrstream
{
public:
typedef kwsys_stl::string StdString;
typedef istrstream IStrStream;
istringstream(): StdString(),
IStrStream(const_cast<char*>(StdString::c_str())) {}
istringstream(const kwsys_stl::string& s):
StdString(s), IStrStream(const_cast<char*>(StdString::c_str())) {}
kwsys_stl::string str() const { return *this; }
void str(const kwsys_stl::string& s)
{
this->~istringstream();
new (this) istringstream(s);
}
void clear(int flags)
{
this->IStrStream::clear(flags);
}
private:
istringstream(const istringstream&);
void operator=(const istringstream&);
};
#if defined(__WATCOMC__)
# pragma warning 728 9
#endif
#if defined(_MSC_VER)
# pragma warning (pop)
#endif
} // namespace @KWSYS_NAMESPACE@_ios
#endif
/* Undefine temporary macro. */
#if !defined (KWSYS_NAMESPACE) && !@KWSYS_NAMESPACE@_NAME_IS_KWSYS
# undef kwsys_stl
#endif
#endif