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44764313 FS |
1 | /* Collected macros from our systemd codebase to make the cocci semantic |
2 | * parser happy. Inspired by the original cocci macros file | |
3 | * /usr/lib64/coccinelle/standard.h (including the YACFE_* symbols) | |
4 | */ | |
5 | ||
6 | // General | |
7 | #define PTR_TO_PID(x) | |
8 | ||
9 | // src/basic/macro.h | |
10 | #define _printf_(a, b) __attribute__((__format__(printf, a, b))) | |
11 | #define _alloc_(...) __attribute__((__alloc_size__(__VA_ARGS__))) | |
12 | #define _sentinel_ __attribute__((__sentinel__)) | |
13 | #define _section_(x) __attribute__((__section__(x))) | |
14 | #define _used_ __attribute__((__used__)) | |
15 | #define _unused_ __attribute__((__unused__)) | |
16 | #define _destructor_ __attribute__((__destructor__)) | |
17 | #define _pure_ __attribute__((__pure__)) | |
18 | #define _const_ __attribute__((__const__)) | |
19 | #define _deprecated_ __attribute__((__deprecated__)) | |
20 | #define _packed_ __attribute__((__packed__)) | |
21 | #define _malloc_ __attribute__((__malloc__)) | |
22 | #define _weak_ __attribute__((__weak__)) | |
23 | #define _likely_(x) (__builtin_expect(!!(x), 1)) | |
24 | #define _unlikely_(x) (__builtin_expect(!!(x), 0)) | |
25 | #define _public_ __attribute__((__visibility__("default"))) | |
26 | #define _hidden_ __attribute__((__visibility__("hidden"))) | |
27 | #define _weakref_(x) __attribute__((__weakref__(#x))) | |
28 | #define _align_(x) __attribute__((__aligned__(x))) | |
29 | #define _alignas_(x) __attribute__((__aligned__(__alignof(x)))) | |
30 | #define _alignptr_ __attribute__((__aligned__(sizeof(void*)))) | |
31 | #define _cleanup_(x) __attribute__((__cleanup__(x))) | |
32 | #define _fallthrough_ | |
33 | #define _noreturn_ __attribute__((__noreturn__)) | |
34 | #define thread_local __thread | |
35 | ||
36 | #define ELEMENTSOF(x) \ | |
37 | (__builtin_choose_expr( \ | |
38 | !__builtin_types_compatible_p(typeof(x), typeof(&*(x))), \ | |
39 | sizeof(x)/sizeof((x)[0]), \ | |
40 | VOID_0)) | |
41 | ||
42 | // src/basic/umask-util.h | |
43 | #define _cleanup_umask_ | |
44 | #define RUN_WITH_UMASK(mask) \ | |
45 | for (_cleanup_umask_ mode_t _saved_umask_ = umask(mask) | S_IFMT; \ | |
46 | FLAGS_SET(_saved_umask_, S_IFMT); \ | |
47 | _saved_umask_ &= 0777) | |
48 | ||
49 | // src/basic/hashmap.h | |
50 | #define _IDX_ITERATOR_FIRST (UINT_MAX - 1) | |
51 | #define HASHMAP_FOREACH(e, h) YACFE_ITERATOR | |
52 | #define ORDERED_HASHMAP_FOREACH(e, h) YACFE_ITERATOR | |
53 | #define HASHMAP_FOREACH_KEY(e, k, h) YACFE_ITERATOR | |
54 | #define ORDERED_HASHMAP_FOREACH_KEY(e, k, h) YACFE_ITERATOR | |
55 | ||
56 | // src/basic/list.h | |
57 | #define LIST_HEAD(t,name) \ | |
58 | t *name | |
59 | #define LIST_FIELDS(t,name) \ | |
60 | t *name##_next, *name##_prev | |
61 | #define LIST_HEAD_INIT(head) \ | |
62 | do { \ | |
63 | (head) = NULL; \ | |
64 | } while (false) | |
65 | #define LIST_INIT(name,item) \ | |
66 | do { \ | |
67 | typeof(*(item)) *_item = (item); \ | |
68 | assert(_item); \ | |
69 | _item->name##_prev = _item->name##_next = NULL; \ | |
70 | } while (false) | |
71 | #define LIST_PREPEND(name,head,item) \ | |
72 | do { \ | |
73 | typeof(*(head)) **_head = &(head), *_item = (item); \ | |
74 | assert(_item); \ | |
75 | if ((_item->name##_next = *_head)) \ | |
76 | _item->name##_next->name##_prev = _item; \ | |
77 | _item->name##_prev = NULL; \ | |
78 | *_head = _item; \ | |
79 | } while (false) | |
80 | #define LIST_APPEND(name,head,item) \ | |
81 | do { \ | |
82 | typeof(*(head)) **_hhead = &(head), *_tail; \ | |
83 | LIST_FIND_TAIL(name, *_hhead, _tail); \ | |
84 | LIST_INSERT_AFTER(name, *_hhead, _tail, item); \ | |
85 | } while (false) | |
86 | #define LIST_REMOVE(name,head,item) \ | |
87 | do { \ | |
88 | typeof(*(head)) **_head = &(head), *_item = (item); \ | |
89 | assert(_item); \ | |
90 | if (_item->name##_next) \ | |
91 | _item->name##_next->name##_prev = _item->name##_prev; \ | |
92 | if (_item->name##_prev) \ | |
93 | _item->name##_prev->name##_next = _item->name##_next; \ | |
94 | else { \ | |
95 | assert(*_head == _item); \ | |
96 | *_head = _item->name##_next; \ | |
97 | } \ | |
98 | _item->name##_next = _item->name##_prev = NULL; \ | |
99 | } while (false) | |
100 | #define LIST_FIND_HEAD(name,item,head) \ | |
101 | do { \ | |
102 | typeof(*(item)) *_item = (item); \ | |
103 | if (!_item) \ | |
104 | (head) = NULL; \ | |
105 | else { \ | |
106 | while (_item->name##_prev) \ | |
107 | _item = _item->name##_prev; \ | |
108 | (head) = _item; \ | |
109 | } \ | |
110 | } while (false) | |
111 | #define LIST_FIND_TAIL(name,item,tail) \ | |
112 | do { \ | |
113 | typeof(*(item)) *_item = (item); \ | |
114 | if (!_item) \ | |
115 | (tail) = NULL; \ | |
116 | else { \ | |
117 | while (_item->name##_next) \ | |
118 | _item = _item->name##_next; \ | |
119 | (tail) = _item; \ | |
120 | } \ | |
121 | } while (false) | |
122 | #define LIST_INSERT_AFTER(name,head,a,b) \ | |
123 | do { \ | |
124 | typeof(*(head)) **_head = &(head), *_a = (a), *_b = (b); \ | |
125 | assert(_b); \ | |
126 | if (!_a) { \ | |
127 | if ((_b->name##_next = *_head)) \ | |
128 | _b->name##_next->name##_prev = _b; \ | |
129 | _b->name##_prev = NULL; \ | |
130 | *_head = _b; \ | |
131 | } else { \ | |
132 | if ((_b->name##_next = _a->name##_next)) \ | |
133 | _b->name##_next->name##_prev = _b; \ | |
134 | _b->name##_prev = _a; \ | |
135 | _a->name##_next = _b; \ | |
136 | } \ | |
137 | } while (false) | |
138 | #define LIST_INSERT_BEFORE(name,head,a,b) \ | |
139 | do { \ | |
140 | typeof(*(head)) **_head = &(head), *_a = (a), *_b = (b); \ | |
141 | assert(_b); \ | |
142 | if (!_a) { \ | |
143 | if (!*_head) { \ | |
144 | _b->name##_next = NULL; \ | |
145 | _b->name##_prev = NULL; \ | |
146 | *_head = _b; \ | |
147 | } else { \ | |
148 | typeof(*(head)) *_tail = (head); \ | |
149 | while (_tail->name##_next) \ | |
150 | _tail = _tail->name##_next; \ | |
151 | _b->name##_next = NULL; \ | |
152 | _b->name##_prev = _tail; \ | |
153 | _tail->name##_next = _b; \ | |
154 | } \ | |
155 | } else { \ | |
156 | if ((_b->name##_prev = _a->name##_prev)) \ | |
157 | _b->name##_prev->name##_next = _b; \ | |
158 | else \ | |
159 | *_head = _b; \ | |
160 | _b->name##_next = _a; \ | |
161 | _a->name##_prev = _b; \ | |
162 | } \ | |
163 | } while (false) | |
164 | ||
165 | #define LIST_JUST_US(name,item) \ | |
166 | (!(item)->name##_prev && !(item)->name##_next) \ | |
167 | #define LIST_FOREACH(name,i,head) \ | |
168 | for ((i) = (head); (i); (i) = (i)->name##_next) | |
169 | #define LIST_FOREACH_SAFE(name,i,n,head) \ | |
170 | for ((i) = (head); (i) && (((n) = (i)->name##_next), 1); (i) = (n)) | |
171 | #define LIST_FOREACH_BEFORE(name,i,p) \ | |
172 | for ((i) = (p)->name##_prev; (i); (i) = (i)->name##_prev) | |
173 | #define LIST_FOREACH_AFTER(name,i,p) \ | |
174 | for ((i) = (p)->name##_next; (i); (i) = (i)->name##_next) | |
175 | #define LIST_FOREACH_OTHERS(name,i,p) \ | |
176 | for (({ \ | |
177 | (i) = (p); \ | |
178 | while ((i) && (i)->name##_prev) \ | |
179 | (i) = (i)->name##_prev; \ | |
180 | if ((i) == (p)) \ | |
181 | (i) = (p)->name##_next; \ | |
182 | }); \ | |
183 | (i); \ | |
184 | (i) = (i)->name##_next == (p) ? (p)->name##_next : (i)->name##_next) | |
185 | #define LIST_LOOP_BUT_ONE(name,i,head,p) \ | |
186 | for ((i) = (p)->name##_next ? (p)->name##_next : (head); \ | |
187 | (i) != (p); \ | |
188 | (i) = (i)->name##_next ? (i)->name##_next : (head)) | |
189 | ||
190 | #define LIST_IS_EMPTY(head) \ | |
191 | (!(head)) | |
192 | #define LIST_JOIN(name,a,b) \ | |
193 | do { \ | |
194 | assert(b); \ | |
195 | if (!(a)) \ | |
196 | (a) = (b); \ | |
197 | else { \ | |
198 | typeof(*(a)) *_head = (b), *_tail; \ | |
199 | LIST_FIND_TAIL(name, (a), _tail); \ | |
200 | _tail->name##_next = _head; \ | |
201 | _head->name##_prev = _tail; \ | |
202 | } \ | |
203 | (b) = NULL; \ | |
204 | } while (false) | |
205 | ||
206 | // src/basic/strv.h | |
207 | #define STRV_FOREACH(s, l) YACFE_ITERATOR | |
208 | #define STRV_FOREACH_BACKWARDS(s, l) YACFE_ITERATOR | |
209 | #define STRV_FOREACH_PAIR(x, y, l) YACFE_ITERATOR | |
210 | ||
211 | // src/basic/socket-util.h | |
212 | #define CMSG_BUFFER_TYPE(size) \ | |
213 | union { \ | |
214 | struct cmsghdr cmsghdr; \ | |
215 | uint8_t buf[size]; \ | |
216 | uint8_t align_check[(size) >= CMSG_SPACE(0) && \ | |
217 | (size) == CMSG_ALIGN(size) ? 1 : -1]; \ | |
218 | } | |
219 | ||
220 | // src/libsystemd/sd-device/device-util.h | |
221 | #define FOREACH_DEVICE_PROPERTY(device, key, value) YACFE_ITERATOR | |
222 | #define FOREACH_DEVICE_TAG(device, tag) YACFE_ITERATOR | |
223 | #define FOREACH_DEVICE_CURRENT_TAG(device, tag) YACFE_ITERATOR | |
224 | #define FOREACH_DEVICE_SYSATTR(device, attr) YACFE_ITERATOR | |
225 | #define FOREACH_DEVICE_DEVLINK(device, devlink) YACFE_ITERATOR | |
226 | #define FOREACH_DEVICE(enumerator, device) YACFE_ITERATOR | |
227 | #define FOREACH_SUBSYSTEM(enumerator, device) YACFE_ITERATOR | |
228 | ||
229 | // src/basic/dirent-util.h | |
230 | #define FOREACH_DIRENT(de, d, on_error) YACFE_ITERATOR | |
231 | #define FOREACH_DIRENT_ALL(de, d, on_error) YACFE_ITERATOR |