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
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
|
// -*- C++ -*-
// $Id$
#include "ace/OS_Memory.h"
ACE_INLINE void
ACE_OS::closedir (ACE_DIR *d)
{
#if defined (ACE_HAS_DIRENT)
# if defined (ACE_PSOS)
u_long result = ::close_dir (&(d->xdir));
delete d;
if (result != 0)
errno = result;
# else /* ! ACE_PSOS */
# if defined (ACE_WIN32) && defined (ACE_LACKS_CLOSEDIR)
ACE_OS::closedir_emulation (d);
delete [] d->directory_name_;
delete d;
# else /* ACE_WIN32 && ACE_LACKS_CLOSEDIR */
::closedir (d);
# endif /* ACE_WIN32 && ACE_LACKS_CLOSEDIR */
# endif /* ACE_PSOS */
#else /* ACE_HAS_DIRENT */
ACE_UNUSED_ARG (d);
#endif /* ACE_HAS_DIRENT */
}
ACE_INLINE ACE_DIR *
ACE_OS::opendir (const ACE_TCHAR *filename)
{
#if defined (ACE_HAS_DIRENT)
# if defined (ACE_PSOS)
// The pointer to the <ACE_DIR> buffer *must* be passed to
// <ACE_OS::closedir> to free it and avoid a memory leak.
ACE_DIR *dir;
u_long result;
ACE_NEW_RETURN (dir, ACE_DIR, 0);
result = ::open_dir (const_cast<ACE_TCHAR *> (filename), &dir->xdir);
if (result == 0)
return dir;
else
{
errno = result;
return 0;
}
# else /* ! ACE_PSOS */
# if defined (ACE_WIN32) && defined (ACE_LACKS_OPENDIR)
return ::ACE_OS::opendir_emulation (filename);
# elif defined (VXWORKS)
// VxWorks' ::opendir () is declared with a non-const argument.
return ::opendir (const_cast<char *> (filename));
# else /* ! ACE_WIN32 && ACE_LACKS_OPENDIR */
return ::opendir (ACE_TEXT_ALWAYS_CHAR (filename));
# endif /* ACE_WIN32 && ACE_LACKS_OPENDIR */
# endif /* ACE_PSOS */
#else
ACE_UNUSED_ARG (filename);
ACE_NOTSUP_RETURN (0);
#endif /* ACE_HAS_DIRENT */
}
ACE_INLINE struct dirent *
ACE_OS::readdir (ACE_DIR *d)
{
#if defined (ACE_HAS_DIRENT)
# if defined (ACE_PSOS)
u_long result = ::read_dir (&d->xdir, &d->dirent);
if (0 == result)
return &d->dirent;
else
{
errno = result;
return 0;
}
# else /* ! ACE_PSOS */
# if defined (ACE_WIN32) && defined (ACE_LACKS_READDIR)
return ACE_OS::readdir_emulation (d);
# else /* ACE_WIN32 && ACE_LACKS_READDIR */
return ::readdir (d);
# endif /* ACE_WIN32 && ACE_LACKS_READDIR */
# endif /* ACE_PSOS */
#else
ACE_UNUSED_ARG (d);
ACE_NOTSUP_RETURN (0);
#endif /* ACE_HAS_DIRENT */
}
ACE_INLINE int
ACE_OS::readdir_r (ACE_DIR *dirp,
struct dirent *entry,
struct dirent **result)
{
#if !defined (ACE_HAS_REENTRANT_FUNCTIONS)
ACE_UNUSED_ARG (entry);
// <result> has better not be 0!
*result = ACE_OS::readdir (dirp);
if (*result)
return 0; // Keep iterating
else
return 1; // Oops, some type of error!
#elif defined (ACE_HAS_DIRENT) && !defined (ACE_LACKS_READDIR_R)
# if (defined (sun) && (defined (_POSIX_PTHREAD_SEMANTICS) || \
(_FILE_OFFSET_BITS == 64))) || \
(!defined (sun) && (defined (ACE_HAS_PTHREADS_STD) || \
defined (ACE_HAS_PTHREADS_DRAFT7) || \
defined (__USE_POSIX) || \
defined (__FreeBSD__) || \
defined (HPUX_11)))
# if defined (__GNUG__) && defined (DIGITAL_UNIX)
return readdir_r (dirp, entry, result);
# else
return ::readdir_r (dirp, entry, result);
# endif /* defined (__GNUG__) && defined (DIGITAL_UNIX) */
# else /* ! POSIX.1c - this is draft 4 or draft 6 */
# if defined (HPUX_10) /* But HP 10.x doesn't follow the draft either */
*result = entry;
return ::readdir_r (dirp, entry);
#elif defined(__GNUC__) && defined (_AIX)
return ::readdir_r (dirp, entry, result);
# else
// <result> had better not be 0!
*result = ::readdir_r (dirp, entry);
return 0;
# endif /* HPUX_10 */
# endif /* ! POSIX.1c */
#else /* ! ACE_HAS_DIRENT || ACE_LACKS_READDIR_R */
ACE_UNUSED_ARG (dirp);
ACE_UNUSED_ARG (entry);
ACE_UNUSED_ARG (result);
ACE_NOTSUP_RETURN (0);
#endif /* ACE_HAS_REENTRANT_FUNCTIONS */
}
ACE_INLINE void
ACE_OS::rewinddir (ACE_DIR *d)
{
#if defined (ACE_HAS_DIRENT)
# if defined (ACE_LACKS_SEEKDIR)
# if defined (ACE_LACKS_REWINDDIR)
ACE_UNUSED_ARG (d);
# else /* ! defined (ACE_LACKS_REWINDDIR) */
::rewinddir (d);
# endif /* ! defined (ACE_LACKS_REWINDDIR) */
# else /* ! ACE_LACKS_SEEKDIR */
// We need to implement <rewinddir> using <seekdir> since it's often
// defined as a macro...
::seekdir (d, long (0));
# endif /* ! ACE_LACKS_SEEKDIR */
#else
ACE_UNUSED_ARG (d);
#endif /* ACE_HAS_DIRENT */
}
ACE_INLINE int
ACE_OS::scandir (const ACE_TCHAR *dirname,
struct dirent **namelist[],
int (*selector)(const struct dirent *),
int (*comparator) (const struct dirent **f1,
const struct dirent **f2))
{
#if defined (ACE_HAS_SCANDIR)
return ::scandir (ACE_TEXT_ALWAYS_CHAR (dirname),
namelist,
selector,
# if defined (ACE_SCANDIR_CMP_USES_VOIDPTR)
reinterpret_cast<int(*)(const void*, const void*)> (comparator));
# else
comparator);
# endif /* ACE_SCANDIR_CMP_USES_VOIDPTR */
#else /* ! defined ( ACE_HAS_SCANDIR) */
return ACE_OS::scandir_emulation (dirname, namelist, selector, comparator);
#endif /* ACE_HAS_SCANDIR */
}
ACE_INLINE void
ACE_OS::seekdir (ACE_DIR *d, long loc)
{
#if defined (ACE_HAS_DIRENT) && !defined (ACE_LACKS_SEEKDIR)
::seekdir (d, loc);
#else /* ! ACE_HAS_DIRENT || ACE_LACKS_SEEKDIR */
ACE_UNUSED_ARG (d);
ACE_UNUSED_ARG (loc);
#endif /* ! ACE_HAS_DIRENT || ACE_LACKS_SEEKDIR */
}
ACE_INLINE long
ACE_OS::telldir (ACE_DIR *d)
{
#if defined (ACE_HAS_DIRENT) && !defined (ACE_LACKS_TELLDIR)
return ::telldir (d);
#else /* ! ACE_HAS_DIRENT || ACE_LACKS_TELLDIR */
ACE_UNUSED_ARG (d);
ACE_NOTSUP_RETURN (-1);
#endif /* ! ACE_HAS_DIRENT || ACE_LACKS_TELLDIR */
}
|
