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//=============================================================================
/**
* @file Pipe_Test.cpp
*
* $Id: Pipe_Test.cpp 93638 2011-03-24 13:16:05Z johnnyw $
*
* Tests the construction of multiple pipes in a process.
*
*
* @author Irfan Pyarali <irfan@cs.wustl.edu>
*/
//=============================================================================
#include "test_config.h"
#include "ace/Pipe.h"
#include "ace/Process.h"
#include "ace/Get_Opt.h"
#include "ace/ACE.h"
#include "ace/OS_NS_stdio.h"
#include "ace/OS_NS_stdlib.h"
#include "ace/OS_NS_unistd.h"
// Indicates whether we should close the pipe or not.
static int close_pipe = 1;
// Indicates whether we're running as the child or the parent.
static int child_process = 0;
// Number of iterations to run the test.
static int iterations = ACE_MAX_ITERATIONS;
// Explain usage and exit.
static void
print_usage_and_die (void)
{
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("usage: %n [-d (don't close pipes)] ")
ACE_TEXT ("[-c (child process)] [-i (iterations)]\n")));
ACE_OS::exit (1);
}
// Parse the command-line arguments and set options.
static void
parse_args (int argc, ACE_TCHAR *argv[])
{
ACE_Get_Opt get_opt (argc, argv, ACE_TEXT("dci:"));
int c;
while ((c = get_opt ()) != -1)
switch (c)
{
case 'd':
close_pipe = 0;
break;
case 'c':
child_process = 1;
break;
case 'i':
iterations = ACE_OS::atoi (get_opt.opt_arg ());
break;
default:
print_usage_and_die ();
break;
}
}
// Consolidate the ACE_Pipe initializations.
static void
open_pipe (ACE_Pipe &pipe,
const char *name)
{
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("opening %C\n"), name));
int result = pipe.open ();
ACE_TEST_ASSERT (result != -1);
result = pipe.read_handle () != ACE_INVALID_HANDLE
&& pipe.write_handle () != ACE_INVALID_HANDLE;
ACE_TEST_ASSERT (result == 1);
if (close_pipe)
pipe.close ();
}
int
run_main (int argc, ACE_TCHAR *argv[])
{
parse_args (argc, argv);
if (child_process)
{
ACE_APPEND_LOG (ACE_TEXT("Pipe_Test-children"));
ACE_Pipe a, b, c, d, e;
open_pipe (a, "a");
open_pipe (b, "b");
open_pipe (c, "c");
open_pipe (d, "d");
open_pipe (e, "e");
ACE_END_LOG;
}
else
{
ACE_START_TEST (ACE_TEXT("Pipe_Test"));
ACE_INIT_LOG (ACE_TEXT("Pipe_Test-children"));
# if defined (ACE_WIN32) || !defined (ACE_USES_WCHAR)
const ACE_TCHAR *cmdline_fmt = ACE_TEXT ("%s -c%s");
# else
const ACE_TCHAR *cmdline_fmt = ACE_TEXT ("%ls -c%ls");
# endif /* ACE_WIN32 || !ACE_USES_WCHAR */
ACE_Process_Options options;
options.command_line (cmdline_fmt,
argc > 0 ? argv[0] : ACE_TEXT ("Pipe_Test"),
close_pipe == 0 ? ACE_TEXT (" -d") : ACE_TEXT (""));
ACE_exitcode status = 0;
for (int i = 0; i < ::iterations; i++)
{
ACE_Process server;
if (server.spawn (options) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("%p\n"),
ACE_TEXT ("spawn failed")),
-1);
}
else
{
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("Server forked with pid = %d.\n"),
server.getpid ()));
}
// Wait for the process we just created to exit.
server.wait (&status);
// Check if child exited without error.
if (WIFEXITED (status) != 0
&& WEXITSTATUS (status) != 0)
{
ACE_ERROR ((LM_ERROR,
ACE_TEXT ("Child of server %d finished with error ")
ACE_TEXT ("exit status %d\n"),
server.getpid (),
WEXITSTATUS (status)));
ACE_END_TEST;
ACE_OS::exit (WEXITSTATUS (status));
}
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("Server %d finished\n"),
server.getpid ()));
}
ACE_END_TEST;
}
return 0;
}
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