1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
|
// $Id$
// ============================================================================
//
// = LIBRARY
// tests
//
// = FILENAME
// Pipe_Test.cpp
//
// = DESCRIPTION
// 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"
ACE_RCSID(tests, Pipe_Test, "$Id$")
#if !defined (ACE_LACKS_FORK)
static int close_pipe = 1;
static int child_process = 0;
static int iterations = ACE_MAX_ITERATIONS;
// Explain usage and exit.
static void
print_usage_and_die (void)
{
ACE_DEBUG ((LM_DEBUG,
"usage: %n [-d (don't close pipes)] [-c (child process)] [-i (iterations)] \n"));
ACE_OS::exit (1);
}
// Parse the command-line arguments and set options.
static void
parse_args (int argc, char *argv[])
{
ACE_Get_Opt get_opt (argc, argv, "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;
}
}
static void
open (ACE_Pipe &pipe,
const char *name)
{
ACE_DEBUG ((LM_DEBUG, "opening %s\n", name));
ACE_ASSERT (pipe.open () != -1);
ACE_ASSERT (pipe.read_handle () != ACE_INVALID_HANDLE
&& pipe.write_handle () != ACE_INVALID_HANDLE);
if (close_pipe)
pipe.close ();
}
#endif /* ! ACE_LACKS_FORK */
int
main (int argc, ACE_TCHAR *argv[])
{
#if defined (ACE_LACKS_FORK)
ACE_UNUSED_ARG (argc);
ACE_UNUSED_ARG (argv);
ACE_START_TEST (ACE_TEXT ("Pipe_Test"));
ACE_ERROR ((LM_INFO, ACE_TEXT ("fork is not supported on this platform\n")));
ACE_END_TEST;
#else /* ! ACE_LACKS_FORK */
parse_args (argc, argv);
if (child_process)
{
ACE_APPEND_LOG ("Pipe_Test-children");
ACE_Pipe a, b, c, d, e;
open (a, "a");
open (b, "b");
open (c, "c");
open (d, "d");
open (e, "e");
ACE_END_LOG;
}
else
{
ACE_START_TEST ("Pipe_Test");
ACE_INIT_LOG ("Pipe_Test-children");
ACE_Process_Options options;
if (close_pipe == 0)
options.command_line (ACE_TEXT (".") ACE_DIRECTORY_SEPARATOR_STR
ACE_TEXT ("Pipe_Test") ACE_PLATFORM_EXE_SUFFIX
ACE_TEXT (" -c -d"));
else
options.command_line (ACE_TEXT (".") ACE_DIRECTORY_SEPARATOR_STR
ACE_TEXT ("Pipe_Test") ACE_PLATFORM_EXE_SUFFIX
ACE_TEXT (" -c"));
ACE_exitcode status = 0;
for (int i = 0; i < ::iterations; i++)
{
ACE_Process server;
ACE_ASSERT (server.spawn (options) != -1);
ACE_DEBUG ((LM_DEBUG, "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_DEBUG ((LM_DEBUG,
"Child of server %d finished with error "
"exit status %d\n",
server.getpid (),
WEXITSTATUS (status)));
ACE_END_TEST;
exit (WEXITSTATUS (status));
}
ACE_DEBUG ((LM_DEBUG, "Server %d finished\n", server.getpid ()));
}
ACE_END_TEST;
}
#endif /* ! ACE_LACKS_FORK */
return 0;
}
|
