wpkg test coverage results

Coverage test results of the Windows Packager by Made to Order Software Corporation.

LCOV - code coverage report
Current view: top level - usr/include/c++/4.6/bits - postypes.h (source / functions) Hit Total Coverage
Test: coverage.info Lines: 1 1 100.0 %
Date: 2013-06-17 Functions: 1 1 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : // Position types -*- C++ -*-
       2             : 
       3             : // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
       4             : // 2006, 2007, 2008, 2009, 2010
       5             : // Free Software Foundation, Inc.
       6             : //
       7             : // This file is part of the GNU ISO C++ Library.  This library is free
       8             : // software; you can redistribute it and/or modify it under the
       9             : // terms of the GNU General Public License as published by the
      10             : // Free Software Foundation; either version 3, or (at your option)
      11             : // any later version.
      12             : 
      13             : // This library is distributed in the hope that it will be useful,
      14             : // but WITHOUT ANY WARRANTY; without even the implied warranty of
      15             : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      16             : // GNU General Public License for more details.
      17             : 
      18             : // Under Section 7 of GPL version 3, you are granted additional
      19             : // permissions described in the GCC Runtime Library Exception, version
      20             : // 3.1, as published by the Free Software Foundation.
      21             : 
      22             : // You should have received a copy of the GNU General Public License and
      23             : // a copy of the GCC Runtime Library Exception along with this program;
      24             : // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
      25             : // <http://www.gnu.org/licenses/>.
      26             : 
      27             : /** @file bits/postypes.h
      28             :  *  This is an internal header file, included by other library headers.
      29             :  *  Do not attempt to use it directly. @headername{iosfwd}
      30             :  */
      31             : 
      32             : //
      33             : // ISO C++ 14882: 27.4.1 - Types
      34             : // ISO C++ 14882: 27.4.3 - Template class fpos
      35             : //
      36             : 
      37             : #ifndef _GLIBCXX_POSTYPES_H
      38             : #define _GLIBCXX_POSTYPES_H 1
      39             : 
      40             : #pragma GCC system_header
      41             : 
      42             : #include <cwchar> // For mbstate_t
      43             : 
      44             : // XXX If <stdint.h> is really needed, make sure to define the macros
      45             : // before including it, in order not to break <tr1/cstdint> (and <cstdint>
      46             : // in C++0x).  Reconsider all this as soon as possible...
      47             : #if (defined(_GLIBCXX_HAVE_INT64_T) && !defined(_GLIBCXX_HAVE_INT64_T_LONG) \
      48             :      && !defined(_GLIBCXX_HAVE_INT64_T_LONG_LONG))
      49             : 
      50             : #ifndef __STDC_LIMIT_MACROS
      51             : # define _UNDEF__STDC_LIMIT_MACROS
      52             : # define __STDC_LIMIT_MACROS
      53             : #endif
      54             : #ifndef __STDC_CONSTANT_MACROS
      55             : # define _UNDEF__STDC_CONSTANT_MACROS
      56             : # define __STDC_CONSTANT_MACROS
      57             : #endif
      58             : #include <stdint.h> // For int64_t
      59             : #ifdef _UNDEF__STDC_LIMIT_MACROS
      60             : # undef __STDC_LIMIT_MACROS
      61             : # undef _UNDEF__STDC_LIMIT_MACROS
      62             : #endif
      63             : #ifdef _UNDEF__STDC_CONSTANT_MACROS
      64             : # undef __STDC_CONSTANT_MACROS
      65             : # undef _UNDEF__STDC_CONSTANT_MACROS
      66             : #endif
      67             : 
      68             : #endif
      69             : 
      70             : namespace std _GLIBCXX_VISIBILITY(default)
      71             : {
      72             : _GLIBCXX_BEGIN_NAMESPACE_VERSION
      73             : 
      74             :   // The types streamoff, streampos and wstreampos and the class
      75             :   // template fpos<> are described in clauses 21.1.2, 21.1.3, 27.1.2,
      76             :   // 27.2, 27.4.1, 27.4.3 and D.6. Despite all this verbiage, the
      77             :   // behaviour of these types is mostly implementation defined or
      78             :   // unspecified. The behaviour in this implementation is as noted
      79             :   // below.
      80             : 
      81             :   /**
      82             :    *  @brief  Type used by fpos, char_traits<char>, and char_traits<wchar_t>.
      83             :    *
      84             :    *  In clauses 21.1.3.1 and 27.4.1 streamoff is described as an
      85             :    *  implementation defined type.
      86             :    *  Note: In versions of GCC up to and including GCC 3.3, streamoff
      87             :    *  was typedef long.
      88             :   */  
      89             : #ifdef _GLIBCXX_HAVE_INT64_T_LONG
      90             :   typedef long          streamoff;
      91             : #elif defined(_GLIBCXX_HAVE_INT64_T_LONG_LONG)
      92             :   typedef long long     streamoff;
      93             : #elif defined(_GLIBCXX_HAVE_INT64_T) 
      94             :   typedef int64_t       streamoff;
      95             : #else
      96             :   typedef long long     streamoff;
      97             : #endif
      98             : 
      99             :   /// Integral type for I/O operation counts and buffer sizes.
     100             :   typedef ptrdiff_t     streamsize; // Signed integral type
     101             : 
     102             :   /**
     103             :    *  @brief  Class representing stream positions.
     104             :    *
     105             :    *  The standard places no requirements upon the template parameter StateT.
     106             :    *  In this implementation StateT must be DefaultConstructible,
     107             :    *  CopyConstructible and Assignable.  The standard only requires that fpos
     108             :    *  should contain a member of type StateT. In this implementation it also
     109             :    *  contains an offset stored as a signed integer.
     110             :    *
     111             :    *  @param  StateT  Type passed to and returned from state().
     112             :    */
     113             :   template<typename _StateT>
     114             :     class fpos
     115             :     {
     116             :     private:
     117             :       streamoff                 _M_off;
     118             :       _StateT                   _M_state;
     119             : 
     120             :     public:
     121             :       // The standard doesn't require that fpos objects can be default
     122             :       // constructed. This implementation provides a default
     123             :       // constructor that initializes the offset to 0 and default
     124             :       // constructs the state.
     125             :       fpos()
     126             :       : _M_off(0), _M_state() { }
     127             : 
     128             :       // The standard requires that fpos objects can be constructed
     129             :       // from streamoff objects using the constructor syntax, and
     130             :       // fails to give any meaningful semantics. In this
     131             :       // implementation implicit conversion is also allowed, and this
     132             :       // constructor stores the streamoff as the offset and default
     133             :       // constructs the state.
     134             :       /// Construct position from offset.
     135             :       fpos(streamoff __off)
     136             :       : _M_off(__off), _M_state() { }
     137             : 
     138             :       /// Convert to streamoff.
     139       46241 :       operator streamoff() const { return _M_off; }
     140             : 
     141             :       /// Remember the value of @a st.
     142             :       void
     143             :       state(_StateT __st)
     144             :       { _M_state = __st; }
     145             : 
     146             :       /// Return the last set value of @a st.
     147             :       _StateT
     148             :       state() const
     149             :       { return _M_state; }
     150             : 
     151             :       // The standard requires that this operator must be defined, but
     152             :       // gives no semantics. In this implementation it just adds its
     153             :       // argument to the stored offset and returns *this.
     154             :       /// Add offset to this position.
     155             :       fpos&
     156             :       operator+=(streamoff __off)
     157             :       {
     158             :         _M_off += __off;
     159             :         return *this;
     160             :       }
     161             : 
     162             :       // The standard requires that this operator must be defined, but
     163             :       // gives no semantics. In this implementation it just subtracts
     164             :       // its argument from the stored offset and returns *this.
     165             :       /// Subtract offset from this position.
     166             :       fpos&
     167             :       operator-=(streamoff __off)
     168             :       {
     169             :         _M_off -= __off;
     170             :         return *this;
     171             :       }
     172             : 
     173             :       // The standard requires that this operator must be defined, but
     174             :       // defines its semantics only in terms of operator-. In this
     175             :       // implementation it constructs a copy of *this, adds the
     176             :       // argument to that copy using operator+= and then returns the
     177             :       // copy.
     178             :       /// Add position and offset.
     179             :       fpos
     180             :       operator+(streamoff __off) const
     181             :       {
     182             :         fpos __pos(*this);
     183             :         __pos += __off;
     184             :         return __pos;
     185             :       }
     186             : 
     187             :       // The standard requires that this operator must be defined, but
     188             :       // defines its semantics only in terms of operator+. In this
     189             :       // implementation it constructs a copy of *this, subtracts the
     190             :       // argument from that copy using operator-= and then returns the
     191             :       // copy.
     192             :       /// Subtract offset from position.
     193             :       fpos
     194             :       operator-(streamoff __off) const
     195             :       {
     196             :         fpos __pos(*this);
     197             :         __pos -= __off;
     198             :         return __pos;
     199             :       }
     200             : 
     201             :       // The standard requires that this operator must be defined, but
     202             :       // defines its semantics only in terms of operator+. In this
     203             :       // implementation it returns the difference between the offset
     204             :       // stored in *this and in the argument.
     205             :       /// Subtract position to return offset.
     206             :       streamoff
     207             :       operator-(const fpos& __other) const
     208             :       { return _M_off - __other._M_off; }
     209             :     };
     210             : 
     211             :   // The standard only requires that operator== must be an
     212             :   // equivalence relation. In this implementation two fpos<StateT>
     213             :   // objects belong to the same equivalence class if the contained
     214             :   // offsets compare equal.
     215             :   /// Test if equivalent to another position.
     216             :   template<typename _StateT>
     217             :     inline bool
     218             :     operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
     219             :     { return streamoff(__lhs) == streamoff(__rhs); }
     220             : 
     221             :   template<typename _StateT>
     222             :     inline bool
     223             :     operator!=(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
     224             :     { return streamoff(__lhs) != streamoff(__rhs); }
     225             : 
     226             :   // Clauses 21.1.3.1 and 21.1.3.2 describe streampos and wstreampos
     227             :   // as implementation defined types, but clause 27.2 requires that
     228             :   // they must both be typedefs for fpos<mbstate_t>
     229             :   /// File position for char streams.
     230             :   typedef fpos<mbstate_t> streampos;
     231             :   /// File position for wchar_t streams.
     232             :   typedef fpos<mbstate_t> wstreampos;
     233             : 
     234             : #ifdef __GXX_EXPERIMENTAL_CXX0X__
     235             :   /// File position for char16_t streams.
     236             :   typedef fpos<mbstate_t> u16streampos;
     237             :   /// File position for char32_t streams.
     238             :   typedef fpos<mbstate_t> u32streampos;
     239             : #endif
     240             : 
     241             : _GLIBCXX_END_NAMESPACE_VERSION
     242             : } // namespace
     243             : 
     244             : #endif

Generated by: LCOV version 1.9

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