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-rw-r--r--contrib/libstdc++/sstream343
1 files changed, 0 insertions, 343 deletions
diff --git a/contrib/libstdc++/sstream b/contrib/libstdc++/sstream
deleted file mode 100644
index 45393b14761e..000000000000
--- a/contrib/libstdc++/sstream
+++ /dev/null
@@ -1,343 +0,0 @@
-/* This is part of libio/iostream, providing -*- C++ -*- input/output.
-Copyright (C) 2000 Free Software Foundation
-
-This file is part of the GNU IO Library. This library is free
-software; you can redistribute it and/or modify it under the
-terms of the GNU General Public License as published by the
-Free Software Foundation; either version 2, 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 General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this library; see the file COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
-As a special exception, if you link this library with files
-compiled with a GNU compiler to produce an executable, this does not cause
-the resulting executable to be covered by the GNU General Public License.
-This exception does not however invalidate any other reasons why
-the executable file might be covered by the GNU General Public License. */
-
-/* Written by Magnus Fromreide (magfr@lysator.liu.se). */
-/* seekoff and ideas for overflow is largely borrowed from libstdc++-v3 */
-
-#ifndef __SSTREAM__
-#define __SSTREAM__
-
-#include <iostream.h>
-#include <streambuf.h>
-#include <string>
-
-namespace std
-{
- class stringbuf : public streambuf
- {
- public:
- typedef char char_type;
- typedef int int_type;
- typedef streampos pos_type;
- typedef streamoff off_type;
-
- explicit
- stringbuf(int which=ios::in|ios::out)
- : streambuf(), mode(static_cast<ios::open_mode>(which)),
- stream(NULL), stream_len(0)
- {
- stringbuf_init();
- }
-
- explicit
- stringbuf(const string &str, int which=ios::in|ios::out)
- : streambuf(), mode(static_cast<ios::open_mode>(which)),
- stream(NULL), stream_len(0)
- {
- if (mode & (ios::in|ios::out))
- {
- stream_len = str.size();
- stream = new char_type[stream_len];
- str.copy(stream, stream_len);
- }
- stringbuf_init();
- }
-
- virtual
- ~stringbuf()
- {
- delete[] stream;
- }
-
- string
- str() const
- {
- if (pbase() != 0)
- return string(stream, pptr()-pbase());
- else
- return string();
- }
-
- void
- str(const string& str)
- {
- delete[] stream;
- stream_len = str.size();
- stream = new char_type[stream_len];
- str.copy(stream, stream_len);
- stringbuf_init();
- }
-
- protected:
- // The buffer is already in gptr, so if it ends then it is out of data.
- virtual int
- underflow()
- {
- return EOF;
- }
-
- virtual int
- overflow(int c = EOF)
- {
- int res;
- if (mode & ios::out)
- {
- if (c != EOF)
- {
- streamsize old_stream_len = stream_len;
- stream_len += 1;
- char_type* new_stream = new char_type[stream_len];
- memcpy(new_stream, stream, old_stream_len);
- delete[] stream;
- stream = new_stream;
- stringbuf_sync(gptr()-eback(), pptr()-pbase());
- sputc(c);
- res = c;
- }
- else
- res = EOF;
- }
- else
- res = 0;
- return res;
- }
-
- virtual streambuf*
- setbuf(char_type* s, streamsize n)
- {
- if (n != 0)
- {
- delete[] stream;
- stream = new char_type[n];
- memcpy(stream, s, n);
- stream_len = n;
- stringbuf_sync(0, 0);
- }
- return this;
- }
-
- virtual pos_type
- seekoff(off_type off, ios::seek_dir way, int which = ios::in | ios::out)
- {
- pos_type ret = pos_type(off_type(-1));
- bool testin = which & ios::in && mode & ios::in;
- bool testout = which & ios::out && mode & ios::out;
- bool testboth = testin && testout && way != ios::cur;
-
- if (stream_len && ((testin != testout) || testboth))
- {
- char_type* beg = stream;
- char_type* curi = NULL;
- char_type* curo = NULL;
- char_type* endi = NULL;
- char_type* endo = NULL;
-
- if (testin)
- {
- curi = gptr();
- endi = egptr();
- }
- if (testout)
- {
- curo = pptr();
- endo = epptr();
- }
-
- off_type newoffi = 0;
- off_type newoffo = 0;
- if (way == ios::beg)
- {
- newoffi = beg - curi;
- newoffo = beg - curo;
- }
- else if (way == ios::end)
- {
- newoffi = endi - curi;
- newoffo = endo - curo;
- }
-
- if (testin && newoffi + off + curi - beg >= 0 &&
- endi - beg >= newoffi + off + curi - beg)
- {
- gbump(newoffi + off);
- ret = pos_type(newoffi + off + curi);
- }
- if (testout && newoffo + off + curo - beg >= 0 &&
- endo - beg >= newoffo + off + curo - beg)
- {
- pbump(newoffo + off);
- ret = pos_type(newoffo + off + curo);
- }
- }
- return ret;
- }
-
- virtual pos_type
- seekpos(pos_type sp, int which = ios::in | ios::out)
- {
- pos_type ret = seekoff(sp, ios::beg, which);
- return ret;
- }
-
- private:
- void
- stringbuf_sync(streamsize i, streamsize o)
- {
- if (mode & ios::in)
- setg(stream, stream + i, stream + stream_len);
- if (mode & ios::out)
- {
- setp(stream, stream + stream_len);
- pbump(o);
- }
- }
- void
- stringbuf_init()
- {
- if (mode & ios::ate)
- stringbuf_sync(0, stream_len);
- else
- stringbuf_sync(0, 0);
- }
-
- private:
- ios::open_mode mode;
- char_type* stream;
- streamsize stream_len;
- };
-
- class istringstream : public istream {
- public:
- typedef char char_type;
- typedef int int_type;
- typedef streampos pos_type;
- typedef streamoff off_type;
-
- explicit
- istringstream(int which=ios::in)
- : istream(&sb), sb(which | ios::in)
- { }
-
- explicit
- istringstream(const string& str, int which=ios::in)
- : istream(&sb), sb(str, which | ios::in)
- { }
-
- stringbuf*
- rdbuf() const
- {
- return const_cast<stringbuf*>(&sb);
- }
-
- string
- str() const
- {
- return rdbuf()->str();
- }
- void
- str(const string& s)
- {
- rdbuf()->str(s);
- }
- private:
- stringbuf sb;
- };
-
- class ostringstream : public ostream {
- public:
- typedef char char_type;
- typedef int int_type;
- typedef streampos pos_type;
- typedef streamoff off_type;
-
- explicit
- ostringstream(int which=ios::out)
- : ostream(&sb), sb(which | ios::out)
- { }
-
- explicit
- ostringstream(const string& str, int which=ios::out)
- : ostream(&sb), sb(str, which | ios::out)
- { }
-
- stringbuf*
- rdbuf() const
- {
- return const_cast<stringbuf*>(&sb);
- }
-
- string
- str() const
- {
- return rdbuf()->str();
- }
-
- void str(const string& s)
- {
- rdbuf()->str(s);
- }
- private:
- stringbuf sb;
- };
-
- class stringstream : public iostream {
- public:
- typedef char char_type;
- typedef int int_type;
- typedef streampos pos_type;
- typedef streamoff off_type;
-
- explicit
- stringstream(int which=ios::out|ios::in)
- : iostream(&sb), sb(which)
- { }
-
- explicit
- stringstream(const string& str, int which=ios::out|ios::in)
- : iostream(&sb), sb(str, which)
- { }
-
- stringbuf*
- rdbuf() const
- {
- return const_cast<stringbuf*>(&sb);
- }
-
- string
- str() const
- {
- return rdbuf()->str();
- }
-
- void
- str(const string& s)
- {
- rdbuf()->str(s);
- }
- private:
- stringbuf sb;
- };
-};
-
-#endif /* not __STRSTREAM__ */
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