2003-05-07 Paolo Carlini <pcarlini@unitus.it>

[pf3gnuchains/gcc-fork.git] / libstdc++-v3 / include / std / std_fstream.h

diff --git a/libstdc++-v3/include/std/std_fstream.h b/libstdc++-v3/include/std/std_fstream.h
index ffbf789..b8704f4 100644 (file)
--- a/libstdc++-v3/include/std/std_fstream.h
+++ b/libstdc++-v3/include/std/std_fstream.h
@@ -201,8 +201,6 @@ namespace std
 
            this->setg(this->_M_buf, _M_pback_cur_save + __off_cur, 
                       _M_pback_end_save + __off_end);
-           _M_pback_cur_save = NULL;
-           _M_pback_end_save = NULL;
            _M_pback_init = false;
          }
       }
@@ -452,7 +450,7 @@ namespace std
       void
       _M_output_unshift();
 
-      // These three functions are used to clarify internal buffer
+      // These two functions are used to clarify internal buffer
       // maintenance. After an overflow, or after a seekoff call that
       // started at beg or end, or possibly when the stream becomes
       // unbuffered, and a myrid other obscure corner cases, the
@@ -483,34 +481,10 @@ namespace std
        if (__testout)
          {
            this->setp(this->_M_buf, this->_M_buf + this->_M_buf_size);
-           this->_M_out_lim = this->_M_buf + __off;
+           this->_M_out_lim += __off;
          }
        _M_filepos = this->_M_buf + __off;
       }
-
-      /**
-       *  @if maint
-       *  @doctodo
-       *  @endif
-      */
-      bool
-      _M_is_indeterminate(void)
-      { 
-       const bool __testin = this->_M_mode & ios_base::in;
-       const bool __testout = this->_M_mode & ios_base::out;
-       bool __ret = false;
-       // Don't return true if unbuffered.
-       if (this->_M_buf)
-         {
-           if (__testin)
-             __ret = this->_M_in_beg == this->_M_in_cur
-               && this->_M_in_cur == this->_M_in_end;
-           if (__testout)
-             __ret = this->_M_out_beg == this->_M_out_cur
-               && this->_M_out_cur == this->_M_out_lim;
-         }
-       return __ret;
-      }
     };
 
   // Explicit specialization declarations, defined in src/fstream.cc.