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
|
/* DO NOT EDIT! GENERATED AUTOMATICALLY! */
#line 1 "fd-ostream.oo.h"
/* Output stream referring to a file descriptor.
Copyright (C) 2006 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 2006.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef _FD_OSTREAM_H
#define _FD_OSTREAM_H
#include <stdbool.h>
#include "ostream.h"
#line 30 "fd-ostream.h"
struct fd_ostream_representation;
/* fd_ostream_t is defined as a pointer to struct fd_ostream_representation.
In C++ mode, we use a smart pointer class.
In C mode, we have no other choice than a typedef to the root class type. */
#if IS_CPLUSPLUS
struct fd_ostream_t
{
private:
struct fd_ostream_representation *_pointer;
public:
fd_ostream_t () : _pointer (NULL) {}
fd_ostream_t (struct fd_ostream_representation *pointer) : _pointer (pointer) {}
struct fd_ostream_representation * operator -> () { return _pointer; }
operator struct fd_ostream_representation * () { return _pointer; }
operator struct any_ostream_representation * () { return (struct any_ostream_representation *) _pointer; }
operator void * () { return _pointer; }
bool operator == (const void *p) { return _pointer == p; }
bool operator != (const void *p) { return _pointer != p; }
operator ostream_t () { return (ostream_t) (struct any_ostream_representation *) _pointer; }
explicit fd_ostream_t (ostream_t x) : _pointer ((struct fd_ostream_representation *) (void *) x) {}
};
#else
typedef ostream_t fd_ostream_t;
#endif
/* Functions that invoke the methods. */
extern void fd_ostream_write_mem (fd_ostream_t first_arg, const void *data, size_t len);
extern void fd_ostream_flush (fd_ostream_t first_arg);
extern void fd_ostream_free (fd_ostream_t first_arg);
/* Type representing an implementation of fd_ostream_t. */
struct fd_ostream_implementation
{
const typeinfo_t * const *superclasses;
size_t superclasses_length;
size_t instance_size;
#define THIS_ARG fd_ostream_t first_arg
#include "fd_ostream.vt.h"
#undef THIS_ARG
};
/* Public portion of the object pointed to by a fd_ostream_t. */
struct fd_ostream_representation_header
{
const struct fd_ostream_implementation *vtable;
};
#if HAVE_INLINE
/* Define the functions that invoke the methods as inline accesses to
the fd_ostream_implementation.
Use #define to avoid a warning because of extern vs. static. */
# define fd_ostream_write_mem fd_ostream_write_mem_inline
static inline void
fd_ostream_write_mem (fd_ostream_t first_arg, const void *data, size_t len)
{
const struct fd_ostream_implementation *vtable =
((struct fd_ostream_representation_header *) (struct fd_ostream_representation *) first_arg)->vtable;
vtable->write_mem (first_arg,data,len);
}
# define fd_ostream_flush fd_ostream_flush_inline
static inline void
fd_ostream_flush (fd_ostream_t first_arg)
{
const struct fd_ostream_implementation *vtable =
((struct fd_ostream_representation_header *) (struct fd_ostream_representation *) first_arg)->vtable;
vtable->flush (first_arg);
}
# define fd_ostream_free fd_ostream_free_inline
static inline void
fd_ostream_free (fd_ostream_t first_arg)
{
const struct fd_ostream_implementation *vtable =
((struct fd_ostream_representation_header *) (struct fd_ostream_representation *) first_arg)->vtable;
vtable->free (first_arg);
}
#endif
extern const typeinfo_t fd_ostream_typeinfo;
#define fd_ostream_SUPERCLASSES &fd_ostream_typeinfo, ostream_SUPERCLASSES
#define fd_ostream_SUPERCLASSES_LENGTH (1 + ostream_SUPERCLASSES_LENGTH)
extern const struct fd_ostream_implementation fd_ostream_vtable;
#line 30 "fd-ostream.oo.h"
#ifdef __cplusplus
extern "C" {
#endif
/* Create an output stream referring to the file descriptor FD.
FILENAME is used only for error messages.
Note that the resulting stream must be closed before FD can be closed. */
extern fd_ostream_t fd_ostream_create (int fd, const char *filename,
bool buffered);
#ifdef __cplusplus
}
#endif
#endif /* _FD_OSTREAM_H */
|
