DOCUMENT:Q90911  26-JUN-2001  [utilities]
TITLE   :FIX: CodeView Version 4.0 Redirects STDPRN to the Screen
PRODUCT :Microsoft Programming Utilities
PROD/VER::4.0,4.01,4.05
OPER/SYS:
KEYWORDS:kb16bitonly

======================================================================
-------------------------------------------------------------------------------
The information in this article applies to:

 - Microsoft CodeView for MS-DOS, versions 4.0, 4.01, 4.05 
-------------------------------------------------------------------------------

SYMPTOMS
========

When version 4.0, 4.01, or 4.05 of CodeView for MS-DOS is used to debug an
application that sends output to STDPRN, the output is redirected to the screen.

RESOLUTION
==========

Reopen STDPRN to the PRN device. The sample code below demonstrates the steps
involved.

STATUS
======

Microsoft has confirmed this to be a problem in CodeView versions 4.0, 4.01, and
4.05. This problem was corrected in CodeView version 4.1.

MORE INFORMATION
================

Sample Code
-----------

   /* Compile options needed: /Od /Zi (/D_DEBUG to work around problem)
   */ 

   #include <stdio.h>

   void main(void)
   {
       fprintf(stdprn, "When running under CV 4.0, this "
                       "is sent to the screen.\n");

   #ifdef _DEBUG
       freopen("PRN", "wb", stdprn);

       fprintf(stdprn, "When running under CV 4.0, this "
                       "is sent to the printer.\n");
   #endif

   }

Additional query words: 4.00 4.01 4.05

======================================================================
Keywords          : kb16bitonly 
Technology        : kbAudDeveloper kbCodeView kbZNotKeyword3 kbCodeView400DOS kbCodeView401DOS kbCodeView405DOS
Version           : :4.0,4.01,4.05
Solution Type     : kbfix

=============================================================================

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