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Use the file include in gcc instead of this one
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jrt
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@ -1,225 +0,0 @@
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/* This is part of libio/iostream, providing -*- C++ -*- input/output.
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Copyright (C) 2000 Free Software Foundation
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This file is part of the GNU IO Library. This library is free
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software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option)
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any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this library; see the file COPYING. If not, write to the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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As a special exception, if you link this library with files
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compiled with a GNU compiler to produce an executable, this does not cause
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the resulting executable to be covered by the GNU General Public License.
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This exception does not however invalidate any other reasons why
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the executable file might be covered by the GNU General Public License. */
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/* Written by Magnus Fromreide (magfr@lysator.liu.se). */
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#ifndef __SSTREAM__
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#define __SSTREAM__
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#include <string>
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#include <iostream.h>
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#include <streambuf.h>
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namespace std
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{
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class stringbuf : public streambuf
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{
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public:
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typedef char char_type;
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typedef int int_type;
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typedef streampos pos_type;
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typedef streamoff off_type;
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explicit stringbuf(int which=ios::in|ios::out) :
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streambuf(which), buf(), mode(static_cast<ios::open_mode>(which)),
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rpos(0), bufsize(1)
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{ }
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explicit stringbuf(const std::string &s, int which=ios::in|ios::out) :
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streambuf(which), buf(s), mode(static_cast<ios::open_mode>(which)),
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bufsize(1)
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{
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if(mode & ios::in)
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{
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setg(&defbuf, &defbuf + bufsize, &defbuf + bufsize);
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}
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if(mode & ios::out)
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{
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setp(&defbuf, &defbuf + bufsize);
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}
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rpos = (mode & ios::ate ? s.size() : 0);
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}
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std::string str() const
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{
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const_cast<stringbuf*>(this)->sync(); // Sigh, really ugly hack
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return buf;
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};
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void str(const std::string& s)
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{
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buf = s;
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if(mode & ios::in)
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{
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gbump(egptr() - gptr());
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}
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if(mode & ios::out)
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{
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pbump(pbase() - pptr());
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}
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rpos = (mode & ios::ate ? s.size() : 0);
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}
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protected:
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inline virtual int sync();
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inline virtual int overflow(int = EOF);
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inline virtual int underflow();
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private:
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std::string buf;
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ios::open_mode mode;
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std::string::size_type rpos;
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streamsize bufsize;
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char defbuf;
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};
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class stringstreambase : virtual public ios {
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protected:
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stringbuf __my_sb;
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public:
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std::string str() const
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{
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return dynamic_cast<stringbuf*>(_strbuf)->str();
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}
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void str(const std::string& s)
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{
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clear();
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dynamic_cast<stringbuf*>(_strbuf)->str(s);
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}
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stringbuf* rdbuf()
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{
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return &__my_sb;
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}
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protected:
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stringstreambase(int which) :
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__my_sb(which)
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{
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init (&__my_sb);
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}
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stringstreambase(const std::string& s, int which) :
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__my_sb(s, which)
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{
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init (&__my_sb);
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}
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};
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class istringstream : public stringstreambase, public istream {
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public:
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istringstream(int which=ios::in) :
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stringstreambase(which)
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{ }
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istringstream(const std::string& s, int which=ios::in) :
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stringstreambase(s, which)
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{ }
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};
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class ostringstream : public stringstreambase, public ostream {
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public:
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ostringstream(int which=ios::out) :
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stringstreambase(which)
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{ }
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ostringstream(const std::string& s, int which=ios::out) :
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stringstreambase(s, which)
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{ }
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};
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class stringstream : public stringstreambase, public iostream {
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public:
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stringstream(int which=ios::in|ios::out) :
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stringstreambase(which)
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{ }
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stringstream(const std::string &s, int which=ios::in|ios::out) :
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stringstreambase(s, which)
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{ }
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};
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}
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inline int std::stringbuf::sync()
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{
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if((mode & ios::out) == 0)
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return EOF;
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streamsize n = pptr() - pbase();
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if(n)
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{
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buf.replace(rpos, std::string::npos, pbase(), n);
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if(buf.size() - rpos != n)
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return EOF;
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rpos += n;
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pbump(-n);
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gbump(egptr() - gptr());
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}
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return 0;
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}
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inline int std::stringbuf::overflow(int ch)
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{
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if((mode & ios::out) == 0)
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return EOF;
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streamsize n = pptr() - pbase();
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if(n && sync())
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return EOF;
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if(ch != EOF)
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{
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std::string::size_type oldSize = buf.size();
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buf.replace(rpos, std::string::npos, ch);
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if(buf.size() - oldSize != 1)
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return EOF;
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++rpos;
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}
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return 0;
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}
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inline int std::stringbuf::underflow()
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{
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sync();
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if((mode & ios::in) == 0)
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{
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return EOF;
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}
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if(rpos >= buf.size())
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{
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return EOF;
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}
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std::string::size_type n = egptr() - eback();
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std::string::size_type s;
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s = buf.copy(eback(), n, rpos);
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pbump(pbase() - pptr());
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gbump(eback() - gptr());
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int res = (0377 & buf[rpos]);
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rpos += s;
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return res;
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}
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#endif /* not __STRSTREAM__ */
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