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
|
// IO_SAP.cpp
// $Id$
#include "ace/IO_SAP.h"
#include "ace/Log_Msg.h"
#include "ace/OS_NS_unistd.h"
#include "ace/OS_NS_errno.h"
#include "ace/OS_NS_fcntl.h"
#include "ace/os_include/os_signal.h"
#if !defined (__ACE_INLINE__)
#include "ace/IO_SAP.inl"
#endif /* __ACE_INLINE__ */
ACE_RCSID(ace, IO_SAP, "$Id$")
ACE_ALLOC_HOOK_DEFINE(ACE_IO_SAP)
// This is the do-nothing constructor. It does not perform a
// ACE_OS::open system call.
ACE_IO_SAP::ACE_IO_SAP (void)
: handle_ (ACE_INVALID_HANDLE)
{
ACE_TRACE ("ACE_IO_SAP::ACE_IO_SAP");
}
void
ACE_IO_SAP::dump (void) const
{
#if defined (ACE_HAS_DUMP)
ACE_TRACE ("ACE_IO_SAP::dump");
ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("handle_ = %d"), this->handle_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\npid_ = %d"), this->pid_));
ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
#endif /* ACE_HAS_DUMP */
}
// Cache for the process ID.
pid_t ACE_IO_SAP::pid_ = 0;
int
ACE_IO_SAP::enable (int value) const
{
ACE_TRACE ("ACE_IO_SAP::enable");
/* First-time in initialization. */
if (ACE_IO_SAP::pid_ == 0)
ACE_IO_SAP::pid_ = ACE_OS::getpid ();
switch (value)
{
#if defined (SIGURG)
case SIGURG:
case ACE_SIGURG:
#if defined (F_SETOWN)
return ACE_OS::fcntl (this->handle_,
F_SETOWN,
ACE_IO_SAP::pid_);
#else
ACE_NOTSUP_RETURN (-1);
#endif /* F_SETOWN */
#endif /* SIGURG */
#if defined (SIGIO)
case SIGIO:
case ACE_SIGIO:
#if defined (F_SETOWN) && defined (FASYNC)
if (ACE_OS::fcntl (this->handle_,
F_SETOWN,
ACE_IO_SAP::pid_) == -1
|| ACE::set_flags (this->handle_,
FASYNC) == -1)
return -1;
break;
#else
ACE_NOTSUP_RETURN (-1);
#endif /* F_SETOWN && FASYNC */
#else // <==
ACE_NOTSUP_RETURN (-1);
#endif /* SIGIO <== */
case ACE_NONBLOCK:
if (ACE::set_flags (this->handle_,
ACE_NONBLOCK) == -1)
return -1;
break;
default:
return -1;
}
return 0;
}
int
ACE_IO_SAP::disable (int value) const
{
ACE_TRACE ("ACE_IO_SAP::disable");
switch (value)
{
#if defined (SIGURG)
case SIGURG:
case ACE_SIGURG:
#if defined (F_SETOWN)
if (ACE_OS::fcntl (this->handle_,
F_SETOWN, 0) == -1)
return -1;
break;
#else
ACE_NOTSUP_RETURN (-1);
#endif /* F_SETOWN */
#endif /* SIGURG */
#if defined (SIGIO)
case SIGIO:
case ACE_SIGIO:
#if defined (F_SETOWN) && defined (FASYNC)
if (ACE_OS::fcntl (this->handle_,
F_SETOWN,
0) == -1
|| ACE::clr_flags (this->handle_, FASYNC) == -1)
return -1;
break;
#else
ACE_NOTSUP_RETURN (-1);
#endif /* F_SETOWN && FASYNC */
#else // <==
ACE_NOTSUP_RETURN (-1);
#endif /* SIGIO <== */
case ACE_NONBLOCK:
if (ACE::clr_flags (this->handle_,
ACE_NONBLOCK) == -1)
return -1;
break;
default:
return -1;
}
return 0;
}
|
