stdiofilefix.cpp

MudMaster 2000 的C++源码

/************************************************************************************
	Copyright (c) 2000 Aaron O'Neil
	All rights reserved.

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		3) Redistributions in binary form must reproduce the above copyright notice on
				program startup. Additional credits for program modification are acceptable
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		4) You may charge a reasonable copying fee for any distribution of Mud Master. 
				You may charge any fee you choose for support of Mud Master. You may not 
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  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
	IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
	IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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	(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

**************************************************************************************/

#include "StdAfx.h"

// Below was a fix for a bug in MFC 4.  It has supposedly been fixed in 4.2.

/*BOOL CStdioFileFixed::ReadString(CString& rString)
{
     ASSERT_VALID(this);

     rString = &afxChNil;    // empty string without deallocating
     const int nMaxSize = 128;
     LPTSTR lpsz = rString.GetBuffer(nMaxSize);
     LPTSTR lpszResult;
     int nLen;
     for (;;)
     {
          lpszResult = _fgetts(lpsz, nMaxSize+1, m_pStream);
          rString.ReleaseBuffer();

          // handle error/eof case
          if (lpszResult == NULL && !feof(m_pStream))
          {
               clearerr(m_pStream);
               AfxThrowFileException(CFileException::generic, _doserrno,
                    m_strFileName);
          }

          // if string is read completely or EOF
          if (lpszResult == NULL ||
               (nLen = lstrlen(lpsz)) < nMaxSize ||
               lpsz[nLen-1] == '\n')
          {
               break;
          }

          nLen = rString.GetLength();
          lpsz = rString.GetBuffer(nMaxSize + nLen) + nLen;
     }

     // remove '\n' from end of string if present
     lpsz = rString.GetBuffer(0);
     nLen = rString.GetLength();
     if (nLen != 0 && lpsz[nLen-1] == '\n')
          rString.GetBufferSetLength(nLen-1);

     return lpszResult != NULL;
} */