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// Test the Log_Msg abstraction.
// $Id$
#include "ace/OS.h"
static void
cleanup (void)
{
ACE_DEBUG ((LM_INFO, "leaving (%P)!\n"));
}
static void
cause_error (void)
{
errno = EWOULDBLOCK;
ACE_ERROR ((LM_DEBUG, "would block\n"));
}
int
main (int argc, char *argv[])
{
// Note that the default behavior is to log to STDERR...
if (argc > 1)
{
if (ACE_LOG_MSG->open (argv[0], ACE_Log_Msg::OSTREAM) == -1)
ACE_ERROR ((LM_ERROR, "cannot open logger!!!\n"));
cause_error ();
// Check to see what happened.
if (ACE_LOG_MSG->op_status () == -1
&& ACE_LOG_MSG->errnum () == EWOULDBLOCK)
ACE_DEBUG ((LM_DEBUG, "op_status and errnum work!\n"));
else
ACE_ERROR ((LM_ERROR, "op_status and errnum failed!\n"));
}
else
{
if (ACE_LOG_MSG->open (argv[0]) == -1)
ACE_ERROR ((LM_ERROR, "cannot open logger!!!\n"));
cause_error ();
// Check to see what happened.
if (ACE_LOG_MSG->op_status () == -1
&& ACE_LOG_MSG->errnum () == EWOULDBLOCK)
ACE_DEBUG ((LM_DEBUG, "op_status and errnum work!\n"));
else
ACE_ERROR ((LM_ERROR, "op_status and errnum failed!\n"));
// Exercise many different combinations of STDERR and OSTREAM.
ACE_DEBUG ((LM_INFO, "%f, %*s%s = %d\n",
3.1416, 8, "", "hello", 10000));
ACE_LOG_MSG->set_flags (ACE_Log_Msg::OSTREAM);
ACE_LOG_MSG->msg_ostream (&cout);
ACE_DEBUG ((LM_INFO, "%f, %*s%s = %d\n",
3.1416 * 3.1416, 8, "", "world", 20000));
ACE_LOG_MSG->clr_flags (ACE_Log_Msg::STDERR);
ACE_DEBUG ((LM_INFO, "%f, %*s%s = %d\n",
3.1416 * 3.1416, 8, "", "world", 20000));
ACE_LOG_MSG->msg_ostream (0);
ACE_LOG_MSG->set_flags (ACE_Log_Msg::STDERR);
ACE_DEBUG ((LM_INFO, "%f, %*s%s = %d\n",
3.1416 * 3.1416, 8, "", "world", 20000));
ACE_LOG_MSG->clr_flags (ACE_Log_Msg::OSTREAM);
ACE_LOG_MSG->msg_ostream (&cerr);
ACE_DEBUG ((LM_INFO, "%f, %*s%s = %d\n",
3.1416 * 3.1416, 8, "", "world", 20000));
static int array[] = {1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048};
// Print out the binary bytes of the array in hex form.
ACE_LOG_MSG->log_hexdump (LM_DEBUG, (char *) array, sizeof array);
// Disable the LM_DEBUG and LM_INFO messages.
int priority_mask = ACE_LOG_MSG->priority_mask ();
ACE_CLR_BITS (priority_mask, LM_DEBUG | LM_INFO);
ACE_LOG_MSG->priority_mask (priority_mask);
ACE_DEBUG ((LM_INFO, "This LM_INFO message should not print!\n"));
ACE_DEBUG ((LM_DEBUG, "This LM_DEBUG message should not print!\n"));
char *badname = "badname";
char *l_argv[2];
l_argv[0] = badname;
l_argv[1] = 0;
if (ACE_OS::execv (badname, l_argv) == -1)
ACE_ERROR ((LM_ERROR, "%n: (%x), %p%r%a\n",
10000, badname, cleanup, 1));
}
return 0;
}
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