examples/Log_Msg/test_ostream.cpp


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// $Id$

// ============================================================================
//
// = LIBRARY
//    examples/Log_Msg
// 
// = FILENAME
//    test_ostream.cpp
//
// = DESCRIPTION
//     This program tests the Log_Msg abstraction wrt writing to
//     stderr and to a file.
//
// = AUTHOR
//    Irfan Pyarali
// 
// ============================================================================

#include "ace/OS.h"
#include "ace/streams.h"

ACE_RCSID(Log_Msg, test_ostream, "$Id$")

int
main (int argc, char *argv[])
{
  // This message should show up in stderr.
  ACE_DEBUG ((LM_DEBUG,
              "first message\n"));

  ACE_LOG_MSG->clr_flags (ACE_Log_Msg::STDERR);

  // This message should not show up anywhere.
  ACE_DEBUG ((LM_DEBUG,
              "second message\n"));

  ACE_LOG_MSG->set_flags (ACE_Log_Msg::OSTREAM);

  // This message should not show up anywhere since no ostream has
  // been specified.
  ACE_DEBUG ((LM_DEBUG,
              "third message\n"));

  // Create a persistent store.
  const char *filename = "output";
  int flags = ios::out | ios::trunc;
  ofstream myostream (filename, flags);
  
  // Check for errors.
  if (myostream.bad ())
    return 1;

  // Set the ostream.
  ACE_LOG_MSG->msg_ostream (&myostream);

  // This message should show up in the ostream.
  ACE_DEBUG ((LM_DEBUG,
              "forth message\n"));
  
  ACE_LOG_MSG->set_flags (ACE_Log_Msg::STDERR);

  // This message should show up in stderr and the ostream.
  ACE_DEBUG ((LM_DEBUG,
              "fifth message\n"));
  return 0;
}