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// $Id$
// This program reads in messages from stdin and sends them to a
// Log_Wrapper.
#include "ace/Get_Opt.h"
#include "ace/Log_Msg.h"
#include "Log_Wrapper.h"
ACE_RCSID(Multicast, client, "$Id$")
// Multi-cast address.
static const char *MCAST_ADDR = ACE_DEFAULT_MULTICAST_ADDR;
// UDP port.
static const int UDP_PORT = ACE_DEFAULT_MULTICAST_PORT;
// Maximum message size.
static int max_message_size = BUFSIZ;
// Number of times to send message of max_message_size.
static int iterations = 0;
static void
parse_args (int argc, ACE_TCHAR *argv[])
{
ACE_LOG_MSG->open (argv[0]);
// Start at argv[1]
ACE_Get_Opt getopt (argc, argv, ACE_TEXT("m:ui:"), 1);
for (int c; (c = getopt ()) != -1; )
switch (c)
{
case 'm':
max_message_size = ACE_OS::atoi (getopt.optarg) * BUFSIZ;
break;
case 'i':
iterations = ACE_OS::atoi (getopt.optarg);
break;
case 'u':
// usage fallthrough
default:
ACE_ERROR ((LM_ERROR,
"%n: -m max_message_size (in k) -i iterations\n%a",
1));
/* NOTREACHED */
}
}
int
main (int argc, ACE_TCHAR **argv)
{
int user_prompt;
parse_args (argc,argv);
ACE_DEBUG ((LM_DEBUG, "max buffer size = %d\n", max_message_size));
// Instantiate a log wrapper for logging
Log_Wrapper log;
// Make a connection to a logger.
if (log.open (UDP_PORT, MCAST_ADDR) == -1)
ACE_ERROR_RETURN ((LM_ERROR, "%p\n" "open"), -1);
char *buf;
ACE_NEW_RETURN (buf, char[max_message_size], -1);
// If -i has been specified, send max_message_size messages
// iterations number of times.
if (iterations)
{
ACE_OS::memset (buf, 1, max_message_size);
while (iterations--)
if (log.log_message (Log_Wrapper::LM_DEBUG, buf) == -1)
ACE_ERROR_RETURN ((LM_ERROR, "%p\n" "log"), -1);
}
// otherwise, a file has been redirected, or give prompts
else
{
// If a file has been redirected, don't activate user prompts.
if (ACE_OS::isatty (0))
user_prompt = 1;
else
user_prompt = 0;
// Continually read messages from stdin and log them.
for (int count = 1;;)
{
if (user_prompt)
ACE_DEBUG ((LM_DEBUG, "\nEnter message ('Q':quit):\n"));
ssize_t nbytes = ACE_OS::read (ACE_STDIN, buf, max_message_size);
if (nbytes <= 0)
break; // End of file or error.
buf[nbytes - 1] = '\0';
// Quitting?
if (user_prompt)
{
if (buf[0] == 'Q' || buf[0] == 'q')
break;
}
else // Keep from overrunning the receiver.
ACE_OS::sleep (1);
// Send the message to the logger.
if (log.log_message (Log_Wrapper::LM_DEBUG, buf) == -1)
ACE_ERROR_RETURN ((LM_ERROR, "%p\n" "log_message"), -1);
ACE_DEBUG ((LM_DEBUG, "finished sending message %d\n", count++));
}
}
ACE_DEBUG ((LM_DEBUG, "Client done.\n"));
return 0;
}
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