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
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
|
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
*
* Copyright (C) 2012,2015 Colin Walters <walters@verbum.org>.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#pragma once
#include <gio/gio.h>
#include <errno.h>
G_BEGIN_DECLS
#define GLNX_DEFINE_CLEANUP_FUNCTION(Type, name, func) \
static inline void name (void *v) \
{ \
func (*(Type*)v); \
}
#define GLNX_DEFINE_CLEANUP_FUNCTION0(Type, name, func) \
static inline void name (void *v) \
{ \
if (*(Type*)v) \
func (*(Type*)v); \
}
/**
* glnx_free:
*
* Call g_free() on a variable location when it goes out of scope.
*/
#define glnx_free __attribute__ ((cleanup(glnx_local_free)))
#ifdef GLNX_GSYSTEM_COMPAT
#define gs_free __attribute__ ((cleanup(glnx_local_free)))
#endif
GLNX_DEFINE_CLEANUP_FUNCTION(void*, glnx_local_free, g_free)
/**
* glnx_unref_object:
*
* Call g_object_unref() on a variable location when it goes out of
* scope. Note that unlike g_object_unref(), the variable may be
* %NULL.
*/
#define glnx_unref_object __attribute__ ((cleanup(glnx_local_obj_unref)))
#ifdef GLNX_GSYSTEM_COMPAT
#define gs_unref_object __attribute__ ((cleanup(glnx_local_obj_unref)))
#endif
GLNX_DEFINE_CLEANUP_FUNCTION0(GObject*, glnx_local_obj_unref, g_object_unref)
/**
* glnx_unref_variant:
*
* Call g_variant_unref() on a variable location when it goes out of
* scope. Note that unlike g_variant_unref(), the variable may be
* %NULL.
*/
#define glnx_unref_variant __attribute__ ((cleanup(glnx_local_variant_unref)))
#ifdef GLNX_GSYSTEM_COMPAT
#define gs_unref_variant __attribute__ ((cleanup(glnx_local_variant_unref)))
#endif
GLNX_DEFINE_CLEANUP_FUNCTION0(GVariant*, glnx_local_variant_unref, g_variant_unref)
/**
* glnx_free_variant_iter:
*
* Call g_variant_iter_free() on a variable location when it goes out of
* scope.
*/
#define glnx_free_variant_iter __attribute__ ((cleanup(glnx_local_variant_iter_free)))
GLNX_DEFINE_CLEANUP_FUNCTION0(GVariantIter*, glnx_local_variant_iter_free, g_variant_iter_free)
/**
* glnx_free_variant_builder:
*
* Call g_variant_builder_unref() on a variable location when it goes out of
* scope.
*/
#define glnx_unref_variant_builder __attribute__ ((cleanup(glnx_local_variant_builder_unref)))
GLNX_DEFINE_CLEANUP_FUNCTION0(GVariantBuilder*, glnx_local_variant_builder_unref, g_variant_builder_unref)
/**
* glnx_unref_array:
*
* Call g_array_unref() on a variable location when it goes out of
* scope. Note that unlike g_array_unref(), the variable may be
* %NULL.
*/
#define glnx_unref_array __attribute__ ((cleanup(glnx_local_array_unref)))
GLNX_DEFINE_CLEANUP_FUNCTION0(GArray*, glnx_local_array_unref, g_array_unref)
/**
* glnx_unref_ptrarray:
*
* Call g_ptr_array_unref() on a variable location when it goes out of
* scope. Note that unlike g_ptr_array_unref(), the variable may be
* %NULL.
*/
#define glnx_unref_ptrarray __attribute__ ((cleanup(glnx_local_ptrarray_unref)))
#ifdef GLNX_GSYSTEM_COMPAT
#define gs_unref_ptrarray __attribute__ ((cleanup(glnx_local_ptrarray_unref)))
#endif
GLNX_DEFINE_CLEANUP_FUNCTION0(GPtrArray*, glnx_local_ptrarray_unref, g_ptr_array_unref)
/**
* glnx_unref_hashtable:
*
* Call g_hash_table_unref() on a variable location when it goes out
* of scope. Note that unlike g_hash_table_unref(), the variable may
* be %NULL.
*/
#define glnx_unref_hashtable __attribute__ ((cleanup(glnx_local_hashtable_unref)))
#ifdef GLNX_GSYSTEM_COMPAT
#define gs_unref_hashtable __attribute__ ((cleanup(glnx_local_hashtable_unref)))
#endif
GLNX_DEFINE_CLEANUP_FUNCTION0(GHashTable*, glnx_local_hashtable_unref, g_hash_table_unref)
/**
* glnx_free_list:
*
* Call g_list_free() on a variable location when it goes out
* of scope.
*/
#define glnx_free_list __attribute__ ((cleanup(glnx_local_free_list)))
GLNX_DEFINE_CLEANUP_FUNCTION(GList*, glnx_local_free_list, g_list_free)
/**
* glnx_free_slist:
*
* Call g_slist_free() on a variable location when it goes out
* of scope.
*/
#define glnx_free_slist __attribute__ ((cleanup(glnx_local_free_slist)))
GLNX_DEFINE_CLEANUP_FUNCTION(GSList*, glnx_local_free_slist, g_slist_free)
/**
* glnx_free_checksum:
*
* Call g_checksum_free() on a variable location when it goes out
* of scope. Note that unlike g_checksum_free(), the variable may
* be %NULL.
*/
#define glnx_free_checksum __attribute__ ((cleanup(glnx_local_checksum_free)))
GLNX_DEFINE_CLEANUP_FUNCTION0(GChecksum*, glnx_local_checksum_free, g_checksum_free)
/**
* glnx_unref_bytes:
*
* Call g_bytes_unref() on a variable location when it goes out
* of scope. Note that unlike g_bytes_unref(), the variable may
* be %NULL.
*/
#define glnx_unref_bytes __attribute__ ((cleanup(glnx_local_bytes_unref)))
GLNX_DEFINE_CLEANUP_FUNCTION0(GBytes*, glnx_local_bytes_unref, g_bytes_unref)
/**
* glnx_strfreev:
*
* Call g_strfreev() on a variable location when it goes out of scope.
*/
#define glnx_strfreev __attribute__ ((cleanup(glnx_local_strfreev)))
GLNX_DEFINE_CLEANUP_FUNCTION(char**, glnx_local_strfreev, g_strfreev)
/**
* glnx_free_error:
*
* Call g_error_free() on a variable location when it goes out of scope.
*/
#define glnx_free_error __attribute__ ((cleanup(glnx_local_free_error)))
GLNX_DEFINE_CLEANUP_FUNCTION0(GError*, glnx_local_free_error, g_error_free)
/**
* glnx_unref_keyfile:
*
* Call g_key_file_unref() on a variable location when it goes out of scope.
*/
#define glnx_unref_keyfile __attribute__ ((cleanup(glnx_local_keyfile_unref)))
GLNX_DEFINE_CLEANUP_FUNCTION0(GKeyFile*, glnx_local_keyfile_unref, g_key_file_unref)
static inline void
glnx_cleanup_close_fdp (int *fdp)
{
int fd, errsv;
g_assert (fdp);
fd = *fdp;
if (fd != -1)
{
errsv = errno;
(void) close (fd);
errno = errsv;
}
}
/**
* glnx_fd_close:
*
* Call close() on a variable location when it goes out of scope.
*/
#define glnx_fd_close __attribute__((cleanup(glnx_cleanup_close_fdp)))
static inline int
glnx_steal_fd (int *fdp)
{
int fd = *fdp;
*fdp = -1;
return fd;
}
G_END_DECLS
|
