Update copyright years.

[thirdparty/gcc.git] / libstdc++-v3 / config / io / basic_file_stdio.h

diff --git a/libstdc++-v3/config/io/basic_file_stdio.h b/libstdc++-v3/config/io/basic_file_stdio.h
index d6a06ead739adb07bcd95867d7db58d6a60d3d85..fa39b78cf872f2eafd820e59dc0025cf757e3ffd 100644 (file)
--- a/libstdc++-v3/config/io/basic_file_stdio.h
+++ b/libstdc++-v3/config/io/basic_file_stdio.h
@@ -1,11 +1,11 @@
 // Wrapper of C-language FILE struct -*- C++ -*-
 
-// Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+// Copyright (C) 2000-2020 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 2, or (at your option)
+// 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,
@@ -13,42 +13,41 @@
 // 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.
+// 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.
 
-// As a special exception, you may use this file as part of a free software
-// library without restriction.  Specifically, if other files instantiate
-// templates or use macros or inline functions from this file, or you compile
-// this file and link it with other files to produce an executable, this
-// file does not by itself 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.
+// 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/>.
 
 //
 // ISO C++ 14882: 27.8  File-based streams
 //
 
-/** @file basic_file.h
+/** @file bits/basic_file.h
  *  This is an internal header file, included by other library headers.
- *  You should not attempt to use it directly.
+ *  Do not attempt to use it directly. @headername{ios}
  */
 
-#ifndef _BASIC_FILE_STDIO_H
-#define _BASIC_FILE_STDIO_H 1
+#ifndef _GLIBCXX_BASIC_FILE_STDIO_H
+#define _GLIBCXX_BASIC_FILE_STDIO_H 1
 
 #pragma GCC system_header
 
 #include <bits/c++config.h>
+#include <bits/c++io.h>  // for __c_lock and __c_file
+#include <bits/move.h>   // for swap
 #include <ios>
 
-namespace std 
+namespace std _GLIBCXX_VISIBILITY(default)
 {
+_GLIBCXX_BEGIN_NAMESPACE_VERSION
+
   // Generic declaration.
   template<typename _CharT>
-    class __basic_file; 
+    class __basic_file;
 
   // Specialization.
   template<>
@@ -61,51 +60,76 @@ namespace std
       bool             _M_cfile_created;
 
     public:
-      __basic_file(__c_lock* __lock = 0);
-      
-      void 
-      _M_open_mode(ios_base::openmode __mode, int& __p_mode, int& __rw_mode, 
-                  char* __c_mode);
-      
-      __basic_file* 
+      __basic_file(__c_lock* __lock = 0) throw ();
+
+#if __cplusplus >= 201103L
+      __basic_file(__basic_file&& __rv, __c_lock* = 0) noexcept
+      : _M_cfile(__rv._M_cfile), _M_cfile_created(__rv._M_cfile_created)
+      {
+       __rv._M_cfile = nullptr;
+       __rv._M_cfile_created = false;
+      }
+
+      __basic_file& operator=(const __basic_file&) = delete;
+      __basic_file& operator=(__basic_file&&) = delete;
+
+      void
+      swap(__basic_file& __f) noexcept
+      {
+       std::swap(_M_cfile, __f._M_cfile);
+       std::swap(_M_cfile_created, __f._M_cfile_created);
+      }
+#endif
+
+      __basic_file*
       open(const char* __name, ios_base::openmode __mode, int __prot = 0664);
 
+#if _GLIBCXX_HAVE__WFOPEN && _GLIBCXX_USE_WCHAR_T
+      __basic_file*
+      open(const wchar_t* __name, ios_base::openmode __mode);
+#endif
+
       __basic_file*
       sys_open(__c_file* __file, ios_base::openmode);
 
       __basic_file*
-      sys_open(int __fd, ios_base::openmode __mode);
+      sys_open(int __fd, ios_base::openmode __mode) throw ();
 
-      __basic_file* 
-      close(); 
+      __basic_file*
+      close();
 
-      bool 
-      is_open() const;
+      _GLIBCXX_PURE bool
+      is_open() const throw ();
 
-      int 
-      fd();
+      _GLIBCXX_PURE int
+      fd() throw ();
+
+      _GLIBCXX_PURE __c_file*
+      file() throw ();
 
       ~__basic_file();
 
-      streamsize 
+      streamsize
       xsputn(const char* __s, streamsize __n);
 
-      streamsize 
+      streamsize
       xsputn_2(const char* __s1, streamsize __n1,
               const char* __s2, streamsize __n2);
 
-      streamsize 
+      streamsize
       xsgetn(char* __s, streamsize __n);
 
       streamoff
-      seekoff(streamoff __off, ios_base::seekdir __way);
+      seekoff(streamoff __off, ios_base::seekdir __way) throw ();
 
-      int 
+      int
       sync();
 
       streamsize
       showmanyc();
     };
-}  // namespace std
 
-#endif 
+_GLIBCXX_END_NAMESPACE_VERSION
+} // namespace
+
+#endif