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-rw-r--r--gcc-4.4.3/libstdc++-v3/include/ext/stdio_sync_filebuf.h279
1 files changed, 0 insertions, 279 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/include/ext/stdio_sync_filebuf.h b/gcc-4.4.3/libstdc++-v3/include/ext/stdio_sync_filebuf.h
deleted file mode 100644
index 9407e96e1..000000000
--- a/gcc-4.4.3/libstdc++-v3/include/ext/stdio_sync_filebuf.h
+++ /dev/null
@@ -1,279 +0,0 @@
-// Iostreams wrapper for stdio FILE* -*- C++ -*-
-
-// Copyright (C) 2003, 2004, 2005, 2006, 2007, 2009 Free Software Foundation, Inc.
-//
-// This file is part of the GNU ISO C++ 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 3, 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.
-
-// Under Section 7 of GPL version 3, you are granted additional
-// permissions described in the GCC Runtime Library Exception, version
-// 3.1, as published by the Free Software Foundation.
-
-// You should have received a copy of the GNU General Public License and
-// a copy of the GCC Runtime Library Exception along with this program;
-// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
-// <http://www.gnu.org/licenses/>.
-
-/** @file ext/stdio_sync_filebuf.h
- * This file is a GNU extension to the Standard C++ Library.
- */
-
-#ifndef _STDIO_SYNC_FILEBUF_H
-#define _STDIO_SYNC_FILEBUF_H 1
-
-#pragma GCC system_header
-
-#include <streambuf>
-#include <unistd.h>
-#include <cstdio>
-#include <bits/c++io.h> // For __c_file
-
-#ifdef _GLIBCXX_USE_WCHAR_T
-#include <cwchar>
-#endif
-
-_GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
-
- /// class stdio_sync_filebuf.
- template<typename _CharT, typename _Traits = std::char_traits<_CharT> >
- class stdio_sync_filebuf : public std::basic_streambuf<_CharT, _Traits>
- {
- public:
- // Types:
- typedef _CharT char_type;
- typedef _Traits traits_type;
- typedef typename traits_type::int_type int_type;
- typedef typename traits_type::pos_type pos_type;
- typedef typename traits_type::off_type off_type;
-
- private:
- // Underlying stdio FILE
- std::__c_file* const _M_file;
-
- // Last character gotten. This is used when pbackfail is
- // called from basic_streambuf::sungetc()
- int_type _M_unget_buf;
-
- public:
- explicit
- stdio_sync_filebuf(std::__c_file* __f)
- : _M_file(__f), _M_unget_buf(traits_type::eof())
- { }
-
- /**
- * @return The underlying FILE*.
- *
- * This function can be used to access the underlying "C" file pointer.
- * Note that there is no way for the library to track what you do
- * with the file, so be careful.
- */
- std::__c_file* const
- file() { return this->_M_file; }
-
- protected:
- int_type
- syncgetc();
-
- int_type
- syncungetc(int_type __c);
-
- int_type
- syncputc(int_type __c);
-
- virtual int_type
- underflow()
- {
- int_type __c = this->syncgetc();
- return this->syncungetc(__c);
- }
-
- virtual int_type
- uflow()
- {
- // Store the gotten character in case we need to unget it.
- _M_unget_buf = this->syncgetc();
- return _M_unget_buf;
- }
-
- virtual int_type
- pbackfail(int_type __c = traits_type::eof())
- {
- int_type __ret;
- const int_type __eof = traits_type::eof();
-
- // Check if the unget or putback was requested
- if (traits_type::eq_int_type(__c, __eof)) // unget
- {
- if (!traits_type::eq_int_type(_M_unget_buf, __eof))
- __ret = this->syncungetc(_M_unget_buf);
- else // buffer invalid, fail.
- __ret = __eof;
- }
- else // putback
- __ret = this->syncungetc(__c);
-
- // The buffered character is no longer valid, discard it.
- _M_unget_buf = __eof;
- return __ret;
- }
-
- virtual std::streamsize
- xsgetn(char_type* __s, std::streamsize __n);
-
- virtual int_type
- overflow(int_type __c = traits_type::eof())
- {
- int_type __ret;
- if (traits_type::eq_int_type(__c, traits_type::eof()))
- {
- if (std::fflush(_M_file))
- __ret = traits_type::eof();
- else
- __ret = traits_type::not_eof(__c);
- }
- else
- __ret = this->syncputc(__c);
- return __ret;
- }
-
- virtual std::streamsize
- xsputn(const char_type* __s, std::streamsize __n);
-
- virtual int
- sync()
- { return std::fflush(_M_file); }
-
- virtual std::streampos
- seekoff(std::streamoff __off, std::ios_base::seekdir __dir,
- std::ios_base::openmode = std::ios_base::in | std::ios_base::out)
- {
- std::streampos __ret(std::streamoff(-1));
- int __whence;
- if (__dir == std::ios_base::beg)
- __whence = SEEK_SET;
- else if (__dir == std::ios_base::cur)
- __whence = SEEK_CUR;
- else
- __whence = SEEK_END;
-#ifdef _GLIBCXX_USE_LFS
- if (!fseeko64(_M_file, __off, __whence))
- __ret = std::streampos(ftello64(_M_file));
-#else
- if (!fseek(_M_file, __off, __whence))
- __ret = std::streampos(std::ftell(_M_file));
-#endif
- return __ret;
- }
-
- virtual std::streampos
- seekpos(std::streampos __pos,
- std::ios_base::openmode __mode =
- std::ios_base::in | std::ios_base::out)
- { return seekoff(std::streamoff(__pos), std::ios_base::beg, __mode); }
- };
-
- template<>
- inline stdio_sync_filebuf<char>::int_type
- stdio_sync_filebuf<char>::syncgetc()
- { return std::getc(_M_file); }
-
- template<>
- inline stdio_sync_filebuf<char>::int_type
- stdio_sync_filebuf<char>::syncungetc(int_type __c)
- { return std::ungetc(__c, _M_file); }
-
- template<>
- inline stdio_sync_filebuf<char>::int_type
- stdio_sync_filebuf<char>::syncputc(int_type __c)
- { return std::putc(__c, _M_file); }
-
- template<>
- inline std::streamsize
- stdio_sync_filebuf<char>::xsgetn(char* __s, std::streamsize __n)
- {
- std::streamsize __ret = std::fread(__s, 1, __n, _M_file);
- if (__ret > 0)
- _M_unget_buf = traits_type::to_int_type(__s[__ret - 1]);
- else
- _M_unget_buf = traits_type::eof();
- return __ret;
- }
-
- template<>
- inline std::streamsize
- stdio_sync_filebuf<char>::xsputn(const char* __s, std::streamsize __n)
- { return std::fwrite(__s, 1, __n, _M_file); }
-
-#ifdef _GLIBCXX_USE_WCHAR_T
- template<>
- inline stdio_sync_filebuf<wchar_t>::int_type
- stdio_sync_filebuf<wchar_t>::syncgetc()
- { return std::getwc(_M_file); }
-
- template<>
- inline stdio_sync_filebuf<wchar_t>::int_type
- stdio_sync_filebuf<wchar_t>::syncungetc(int_type __c)
- { return std::ungetwc(__c, _M_file); }
-
- template<>
- inline stdio_sync_filebuf<wchar_t>::int_type
- stdio_sync_filebuf<wchar_t>::syncputc(int_type __c)
- { return std::putwc(__c, _M_file); }
-
- template<>
- inline std::streamsize
- stdio_sync_filebuf<wchar_t>::xsgetn(wchar_t* __s, std::streamsize __n)
- {
- std::streamsize __ret = 0;
- const int_type __eof = traits_type::eof();
- while (__n--)
- {
- int_type __c = this->syncgetc();
- if (traits_type::eq_int_type(__c, __eof))
- break;
- __s[__ret] = traits_type::to_char_type(__c);
- ++__ret;
- }
-
- if (__ret > 0)
- _M_unget_buf = traits_type::to_int_type(__s[__ret - 1]);
- else
- _M_unget_buf = traits_type::eof();
- return __ret;
- }
-
- template<>
- inline std::streamsize
- stdio_sync_filebuf<wchar_t>::xsputn(const wchar_t* __s,
- std::streamsize __n)
- {
- std::streamsize __ret = 0;
- const int_type __eof = traits_type::eof();
- while (__n--)
- {
- if (traits_type::eq_int_type(this->syncputc(*__s++), __eof))
- break;
- ++__ret;
- }
- return __ret;
- }
-#endif
-
-#if _GLIBCXX_EXTERN_TEMPLATE
- extern template class stdio_sync_filebuf<char>;
-#ifdef _GLIBCXX_USE_WCHAR_T
- extern template class stdio_sync_filebuf<wchar_t>;
-#endif
-#endif
-
-_GLIBCXX_END_NAMESPACE
-
-#endif
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