/src/pango/subprojects/glib/gio/inotify/inotify-path.c
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1 | | /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 2; tab-width: 8 -*- */ |
2 | | |
3 | | /* inotify-path.c - GVFS Monitor based on inotify. |
4 | | |
5 | | Copyright (C) 2006 John McCutchan |
6 | | Copyright (C) 2009 Codethink Limited |
7 | | |
8 | | SPDX-License-Identifier: LGPL-2.1-or-later |
9 | | |
10 | | This library is free software; you can redistribute it and/or |
11 | | modify it under the terms of the GNU Lesser General Public |
12 | | License as published by the Free Software Foundation; either |
13 | | version 2.1 of the License, or (at your option) any later version. |
14 | | |
15 | | This library is distributed in the hope that it will be useful, |
16 | | but WITHOUT ANY WARRANTY; without even the implied warranty of |
17 | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
18 | | Lesser General Public License for more details. |
19 | | |
20 | | You should have received a copy of the GNU Lesser General Public License |
21 | | along with this library; if not, see <http://www.gnu.org/licenses/>. |
22 | | |
23 | | Authors: |
24 | | John McCutchan <john@johnmccutchan.com> |
25 | | Ryan Lortie <desrt@desrt.ca> |
26 | | */ |
27 | | |
28 | | #include "config.h" |
29 | | |
30 | | /* Don't put conflicting kernel types in the global namespace: */ |
31 | | #define __KERNEL_STRICT_NAMES |
32 | | |
33 | | #include <sys/inotify.h> |
34 | | #include <string.h> |
35 | | #include <glib.h> |
36 | | #include "inotify-kernel.h" |
37 | | #include "inotify-path.h" |
38 | | #include "inotify-missing.h" |
39 | | |
40 | 0 | #define IP_INOTIFY_DIR_MASK (IN_MODIFY|IN_ATTRIB|IN_MOVED_FROM|IN_MOVED_TO|IN_DELETE|IN_CREATE|IN_DELETE_SELF|IN_UNMOUNT|IN_MOVE_SELF|IN_CLOSE_WRITE) |
41 | | |
42 | 0 | #define IP_INOTIFY_FILE_MASK (IN_MODIFY|IN_ATTRIB|IN_CLOSE_WRITE) |
43 | | |
44 | | /* Older libcs don't have this */ |
45 | | #ifndef IN_ONLYDIR |
46 | | #define IN_ONLYDIR 0 |
47 | | #endif |
48 | | |
49 | | typedef struct ip_watched_file_s { |
50 | | gchar *filename; |
51 | | gchar *path; |
52 | | gint32 wd; |
53 | | |
54 | | GList *subs; |
55 | | } ip_watched_file_t; |
56 | | |
57 | | typedef struct ip_watched_dir_s { |
58 | | char *path; |
59 | | /* TODO: We need to maintain a tree of watched directories |
60 | | * so that we can deliver move/delete events to sub folders. |
61 | | * Or the application could do it... |
62 | | */ |
63 | | struct ip_watched_dir_s* parent; |
64 | | GList* children; |
65 | | |
66 | | /* basename -> ip_watched_file_t |
67 | | * Maps basename to a ip_watched_file_t if the file is currently |
68 | | * being directly watched for changes (ie: 'hardlinks' mode). |
69 | | */ |
70 | | GHashTable *files_hash; |
71 | | |
72 | | /* Inotify state */ |
73 | | gint32 wd; |
74 | | |
75 | | /* List of inotify subscriptions */ |
76 | | GList *subs; |
77 | | } ip_watched_dir_t; |
78 | | |
79 | | static gboolean ip_debug_enabled = FALSE; |
80 | 0 | #define IP_W if (ip_debug_enabled) g_warning |
81 | | |
82 | | /* path -> ip_watched_dir */ |
83 | | static GHashTable * path_dir_hash = NULL; |
84 | | /* inotify_sub * -> ip_watched_dir * |
85 | | * |
86 | | * Each subscription is attached to a watched directory or it is on |
87 | | * the missing list |
88 | | */ |
89 | | static GHashTable * sub_dir_hash = NULL; |
90 | | /* This hash holds GLists of ip_watched_dir_t *'s |
91 | | * We need to hold a list because symbolic links can share |
92 | | * the same wd |
93 | | */ |
94 | | static GHashTable * wd_dir_hash = NULL; |
95 | | /* This hash holds GLists of ip_watched_file_t *'s |
96 | | * We need to hold a list because links can share |
97 | | * the same wd |
98 | | */ |
99 | | static GHashTable * wd_file_hash = NULL; |
100 | | |
101 | | static ip_watched_dir_t *ip_watched_dir_new (const char *path, |
102 | | int wd); |
103 | | static void ip_watched_dir_free (ip_watched_dir_t *dir); |
104 | | static gboolean ip_event_callback (ik_event_t *event); |
105 | | |
106 | | |
107 | | static gboolean (*event_callback)(ik_event_t *event, inotify_sub *sub, gboolean file_event); |
108 | | |
109 | | gboolean |
110 | | _ip_startup (gboolean (*cb)(ik_event_t *event, inotify_sub *sub, gboolean file_event)) |
111 | 0 | { |
112 | 0 | static gboolean initialized = FALSE; |
113 | 0 | static gboolean result = FALSE; |
114 | | |
115 | 0 | if (initialized == TRUE) |
116 | 0 | return result; |
117 | | |
118 | 0 | event_callback = cb; |
119 | 0 | result = _ik_startup (ip_event_callback); |
120 | |
|
121 | 0 | if (!result) |
122 | 0 | return FALSE; |
123 | | |
124 | 0 | path_dir_hash = g_hash_table_new (g_str_hash, g_str_equal); |
125 | 0 | sub_dir_hash = g_hash_table_new (g_direct_hash, g_direct_equal); |
126 | 0 | wd_dir_hash = g_hash_table_new (g_direct_hash, g_direct_equal); |
127 | 0 | wd_file_hash = g_hash_table_new (g_direct_hash, g_direct_equal); |
128 | | |
129 | 0 | initialized = TRUE; |
130 | 0 | return TRUE; |
131 | 0 | } |
132 | | |
133 | | static void |
134 | | ip_map_path_dir (const char *path, |
135 | | ip_watched_dir_t *dir) |
136 | 0 | { |
137 | 0 | g_assert (path && dir); |
138 | 0 | g_hash_table_insert (path_dir_hash, dir->path, dir); |
139 | 0 | } |
140 | | |
141 | | static void |
142 | | ip_map_sub_dir (inotify_sub *sub, |
143 | | ip_watched_dir_t *dir) |
144 | 0 | { |
145 | | /* Associate subscription and directory */ |
146 | 0 | g_assert (dir && sub); |
147 | 0 | g_hash_table_insert (sub_dir_hash, sub, dir); |
148 | 0 | dir->subs = g_list_prepend (dir->subs, sub); |
149 | 0 | } |
150 | | |
151 | | static void |
152 | | ip_map_wd_dir (gint32 wd, |
153 | | ip_watched_dir_t *dir) |
154 | 0 | { |
155 | 0 | GList *dir_list; |
156 | | |
157 | 0 | g_assert (wd >= 0 && dir); |
158 | 0 | dir_list = g_hash_table_lookup (wd_dir_hash, GINT_TO_POINTER (wd)); |
159 | 0 | dir_list = g_list_prepend (dir_list, dir); |
160 | 0 | g_hash_table_replace (wd_dir_hash, GINT_TO_POINTER (dir->wd), dir_list); |
161 | 0 | } |
162 | | |
163 | | static void |
164 | | ip_map_wd_file (gint32 wd, |
165 | | ip_watched_file_t *file) |
166 | 0 | { |
167 | 0 | GList *file_list; |
168 | |
|
169 | 0 | g_assert (wd >= 0 && file); |
170 | 0 | file_list = g_hash_table_lookup (wd_file_hash, GINT_TO_POINTER (wd)); |
171 | 0 | file_list = g_list_prepend (file_list, file); |
172 | 0 | g_hash_table_replace (wd_file_hash, GINT_TO_POINTER (wd), file_list); |
173 | 0 | } |
174 | | |
175 | | static void |
176 | | ip_unmap_wd_file (gint32 wd, |
177 | | ip_watched_file_t *file) |
178 | 0 | { |
179 | 0 | GList *file_list = g_hash_table_lookup (wd_file_hash, GINT_TO_POINTER (wd)); |
180 | |
|
181 | 0 | if (!file_list) |
182 | 0 | return; |
183 | | |
184 | 0 | g_assert (wd >= 0 && file); |
185 | 0 | file_list = g_list_remove (file_list, file); |
186 | 0 | if (file_list == NULL) |
187 | 0 | g_hash_table_remove (wd_file_hash, GINT_TO_POINTER (wd)); |
188 | 0 | else |
189 | 0 | g_hash_table_replace (wd_file_hash, GINT_TO_POINTER (wd), file_list); |
190 | 0 | } |
191 | | |
192 | | |
193 | | static ip_watched_file_t * |
194 | | ip_watched_file_new (const gchar *dirname, |
195 | | const gchar *filename) |
196 | 0 | { |
197 | 0 | ip_watched_file_t *file; |
198 | |
|
199 | 0 | file = g_new0 (ip_watched_file_t, 1); |
200 | 0 | file->path = g_strjoin ("/", dirname, filename, NULL); |
201 | 0 | file->filename = g_strdup (filename); |
202 | 0 | file->wd = -1; |
203 | |
|
204 | 0 | return file; |
205 | 0 | } |
206 | | |
207 | | static void |
208 | | ip_watched_file_free (ip_watched_file_t *file) |
209 | 0 | { |
210 | 0 | g_assert (file->subs == NULL); |
211 | 0 | g_free (file->filename); |
212 | 0 | g_free (file->path); |
213 | 0 | g_free (file); |
214 | 0 | } |
215 | | |
216 | | static void |
217 | | ip_watched_file_add_sub (ip_watched_file_t *file, |
218 | | inotify_sub *sub) |
219 | 0 | { |
220 | 0 | file->subs = g_list_prepend (file->subs, sub); |
221 | 0 | } |
222 | | |
223 | | static void |
224 | | ip_watched_file_start (ip_watched_file_t *file) |
225 | 0 | { |
226 | 0 | if (file->wd < 0) |
227 | 0 | { |
228 | 0 | gint err; |
229 | |
|
230 | 0 | file->wd = _ik_watch (file->path, |
231 | 0 | IP_INOTIFY_FILE_MASK, |
232 | 0 | &err); |
233 | |
|
234 | 0 | if (file->wd >= 0) |
235 | 0 | ip_map_wd_file (file->wd, file); |
236 | 0 | } |
237 | 0 | } |
238 | | |
239 | | static void |
240 | | ip_watched_file_stop (ip_watched_file_t *file) |
241 | 0 | { |
242 | 0 | if (file->wd >= 0) |
243 | 0 | { |
244 | 0 | _ik_ignore (file->path, file->wd); |
245 | 0 | ip_unmap_wd_file (file->wd, file); |
246 | 0 | file->wd = -1; |
247 | 0 | } |
248 | 0 | } |
249 | | |
250 | | gboolean |
251 | | _ip_start_watching (inotify_sub *sub) |
252 | 0 | { |
253 | 0 | gint32 wd; |
254 | 0 | int err; |
255 | 0 | ip_watched_dir_t *dir; |
256 | | |
257 | 0 | g_assert (sub); |
258 | 0 | g_assert (!sub->cancelled); |
259 | 0 | g_assert (sub->dirname); |
260 | | |
261 | 0 | IP_W ("Starting to watch %s\n", sub->dirname); |
262 | 0 | dir = g_hash_table_lookup (path_dir_hash, sub->dirname); |
263 | |
|
264 | 0 | if (dir == NULL) |
265 | 0 | { |
266 | 0 | IP_W ("Trying to add inotify watch "); |
267 | 0 | wd = _ik_watch (sub->dirname, IP_INOTIFY_DIR_MASK|IN_ONLYDIR, &err); |
268 | 0 | if (wd < 0) |
269 | 0 | { |
270 | 0 | IP_W ("Failed\n"); |
271 | 0 | return FALSE; |
272 | 0 | } |
273 | 0 | else |
274 | 0 | { |
275 | | /* Create new watched directory and associate it with the |
276 | | * wd hash and path hash |
277 | | */ |
278 | 0 | IP_W ("Success\n"); |
279 | 0 | dir = ip_watched_dir_new (sub->dirname, wd); |
280 | 0 | ip_map_wd_dir (wd, dir); |
281 | 0 | ip_map_path_dir (sub->dirname, dir); |
282 | 0 | } |
283 | 0 | } |
284 | 0 | else |
285 | 0 | IP_W ("Already watching\n"); |
286 | | |
287 | 0 | if (sub->hardlinks) |
288 | 0 | { |
289 | 0 | ip_watched_file_t *file; |
290 | |
|
291 | 0 | file = g_hash_table_lookup (dir->files_hash, sub->filename); |
292 | |
|
293 | 0 | if (file == NULL) |
294 | 0 | { |
295 | 0 | file = ip_watched_file_new (sub->dirname, sub->filename); |
296 | 0 | g_hash_table_insert (dir->files_hash, file->filename, file); |
297 | 0 | } |
298 | |
|
299 | 0 | ip_watched_file_add_sub (file, sub); |
300 | 0 | ip_watched_file_start (file); |
301 | 0 | } |
302 | |
|
303 | 0 | ip_map_sub_dir (sub, dir); |
304 | | |
305 | 0 | return TRUE; |
306 | 0 | } |
307 | | |
308 | | static void |
309 | | ip_unmap_path_dir (const char *path, |
310 | | ip_watched_dir_t *dir) |
311 | 0 | { |
312 | 0 | g_assert (path && dir); |
313 | 0 | g_hash_table_remove (path_dir_hash, dir->path); |
314 | 0 | } |
315 | | |
316 | | static void |
317 | | ip_unmap_wd_dir (gint32 wd, |
318 | | ip_watched_dir_t *dir) |
319 | 0 | { |
320 | 0 | GList *dir_list = g_hash_table_lookup (wd_dir_hash, GINT_TO_POINTER (wd)); |
321 | | |
322 | 0 | if (!dir_list) |
323 | 0 | return; |
324 | | |
325 | 0 | g_assert (wd >= 0 && dir); |
326 | 0 | dir_list = g_list_remove (dir_list, dir); |
327 | 0 | if (dir_list == NULL) |
328 | 0 | g_hash_table_remove (wd_dir_hash, GINT_TO_POINTER (dir->wd)); |
329 | 0 | else |
330 | 0 | g_hash_table_replace (wd_dir_hash, GINT_TO_POINTER (dir->wd), dir_list); |
331 | 0 | } |
332 | | |
333 | | static void |
334 | | ip_unmap_wd (gint32 wd) |
335 | 0 | { |
336 | 0 | GList *dir_list = g_hash_table_lookup (wd_dir_hash, GINT_TO_POINTER (wd)); |
337 | 0 | if (!dir_list) |
338 | 0 | return; |
339 | 0 | g_assert (wd >= 0); |
340 | 0 | g_hash_table_remove (wd_dir_hash, GINT_TO_POINTER (wd)); |
341 | 0 | g_list_free (dir_list); |
342 | 0 | } |
343 | | |
344 | | static void |
345 | | ip_unmap_sub_dir (inotify_sub *sub, |
346 | | ip_watched_dir_t *dir) |
347 | 0 | { |
348 | 0 | g_assert (sub && dir); |
349 | 0 | g_hash_table_remove (sub_dir_hash, sub); |
350 | 0 | dir->subs = g_list_remove (dir->subs, sub); |
351 | |
|
352 | 0 | if (sub->hardlinks) |
353 | 0 | { |
354 | 0 | ip_watched_file_t *file; |
355 | |
|
356 | 0 | file = g_hash_table_lookup (dir->files_hash, sub->filename); |
357 | 0 | file->subs = g_list_remove (file->subs, sub); |
358 | |
|
359 | 0 | if (file->subs == NULL) |
360 | 0 | { |
361 | 0 | g_hash_table_remove (dir->files_hash, sub->filename); |
362 | 0 | ip_watched_file_stop (file); |
363 | 0 | ip_watched_file_free (file); |
364 | 0 | } |
365 | 0 | } |
366 | 0 | } |
367 | | |
368 | | static void |
369 | | ip_unmap_all_subs (ip_watched_dir_t *dir) |
370 | 0 | { |
371 | 0 | while (dir->subs != NULL) |
372 | 0 | ip_unmap_sub_dir (dir->subs->data, dir); |
373 | 0 | } |
374 | | |
375 | | gboolean |
376 | | _ip_stop_watching (inotify_sub *sub) |
377 | 0 | { |
378 | 0 | ip_watched_dir_t *dir = NULL; |
379 | | |
380 | 0 | dir = g_hash_table_lookup (sub_dir_hash, sub); |
381 | 0 | if (!dir) |
382 | 0 | return TRUE; |
383 | | |
384 | 0 | ip_unmap_sub_dir (sub, dir); |
385 | | |
386 | | /* No one is subscribing to this directory any more */ |
387 | 0 | if (dir->subs == NULL) |
388 | 0 | { |
389 | 0 | _ik_ignore (dir->path, dir->wd); |
390 | 0 | ip_unmap_wd_dir (dir->wd, dir); |
391 | 0 | ip_unmap_path_dir (dir->path, dir); |
392 | 0 | ip_watched_dir_free (dir); |
393 | 0 | } |
394 | | |
395 | 0 | return TRUE; |
396 | 0 | } |
397 | | |
398 | | |
399 | | static ip_watched_dir_t * |
400 | | ip_watched_dir_new (const char *path, |
401 | | gint32 wd) |
402 | 0 | { |
403 | 0 | ip_watched_dir_t *dir = g_new0 (ip_watched_dir_t, 1); |
404 | | |
405 | 0 | dir->path = g_strdup (path); |
406 | 0 | dir->files_hash = g_hash_table_new (g_str_hash, g_str_equal); |
407 | 0 | dir->wd = wd; |
408 | | |
409 | 0 | return dir; |
410 | 0 | } |
411 | | |
412 | | static void |
413 | | ip_watched_dir_free (ip_watched_dir_t *dir) |
414 | 0 | { |
415 | 0 | g_assert_cmpint (g_hash_table_size (dir->files_hash), ==, 0); |
416 | 0 | g_assert (dir->subs == NULL); |
417 | 0 | g_free (dir->path); |
418 | 0 | g_hash_table_unref (dir->files_hash); |
419 | 0 | g_free (dir); |
420 | 0 | } |
421 | | |
422 | | static void |
423 | | ip_wd_delete (gpointer data, |
424 | | gpointer user_data) |
425 | 0 | { |
426 | 0 | ip_watched_dir_t *dir = data; |
427 | 0 | GList *l = NULL; |
428 | | |
429 | 0 | for (l = dir->subs; l; l = l->next) |
430 | 0 | { |
431 | 0 | inotify_sub *sub = l->data; |
432 | | /* Add subscription to missing list */ |
433 | 0 | _im_add (sub); |
434 | 0 | } |
435 | 0 | ip_unmap_all_subs (dir); |
436 | | /* Unassociate the path and the directory */ |
437 | 0 | ip_unmap_path_dir (dir->path, dir); |
438 | 0 | ip_watched_dir_free (dir); |
439 | 0 | } |
440 | | |
441 | | static gboolean |
442 | | ip_event_dispatch (GList *dir_list, |
443 | | GList *file_list, |
444 | | ik_event_t *event) |
445 | 0 | { |
446 | 0 | gboolean interesting = FALSE; |
447 | |
|
448 | 0 | GList *l; |
449 | | |
450 | 0 | if (!event) |
451 | 0 | return FALSE; |
452 | | |
453 | 0 | for (l = dir_list; l; l = l->next) |
454 | 0 | { |
455 | 0 | GList *subl; |
456 | 0 | ip_watched_dir_t *dir = l->data; |
457 | | |
458 | 0 | for (subl = dir->subs; subl; subl = subl->next) |
459 | 0 | { |
460 | 0 | inotify_sub *sub = subl->data; |
461 | | |
462 | | /* If the subscription and the event |
463 | | * contain a filename and they don't |
464 | | * match, we don't deliver this event. |
465 | | */ |
466 | 0 | if (sub->filename && |
467 | 0 | event->name && |
468 | 0 | strcmp (sub->filename, event->name) && |
469 | 0 | (!event->pair || !event->pair->name || strcmp (sub->filename, event->pair->name))) |
470 | 0 | continue; |
471 | | |
472 | | /* If the subscription has a filename |
473 | | * but this event doesn't, we don't |
474 | | * deliver this event. |
475 | | */ |
476 | 0 | if (sub->filename && !event->name) |
477 | 0 | continue; |
478 | | |
479 | | /* If we're also watching the file directly |
480 | | * don't report events that will also be |
481 | | * reported on the file itself. |
482 | | */ |
483 | 0 | if (sub->hardlinks) |
484 | 0 | { |
485 | 0 | event->mask &= ~IP_INOTIFY_FILE_MASK; |
486 | 0 | if (!event->mask) |
487 | 0 | continue; |
488 | 0 | } |
489 | | |
490 | | /* FIXME: We might need to synthesize |
491 | | * DELETE/UNMOUNT events when |
492 | | * the filename doesn't match |
493 | | */ |
494 | | |
495 | 0 | interesting |= event_callback (event, sub, FALSE); |
496 | |
|
497 | 0 | if (sub->hardlinks) |
498 | 0 | { |
499 | 0 | ip_watched_file_t *file; |
500 | |
|
501 | 0 | file = g_hash_table_lookup (dir->files_hash, sub->filename); |
502 | |
|
503 | 0 | if (file != NULL) |
504 | 0 | { |
505 | 0 | if (event->mask & (IN_MOVED_FROM | IN_DELETE)) |
506 | 0 | ip_watched_file_stop (file); |
507 | |
|
508 | 0 | if (event->mask & (IN_MOVED_TO | IN_CREATE)) |
509 | 0 | ip_watched_file_start (file); |
510 | 0 | } |
511 | 0 | } |
512 | 0 | } |
513 | 0 | } |
514 | |
|
515 | 0 | for (l = file_list; l; l = l->next) |
516 | 0 | { |
517 | 0 | ip_watched_file_t *file = l->data; |
518 | 0 | GList *subl; |
519 | |
|
520 | 0 | for (subl = file->subs; subl; subl = subl->next) |
521 | 0 | { |
522 | 0 | inotify_sub *sub = subl->data; |
523 | |
|
524 | 0 | interesting |= event_callback (event, sub, TRUE); |
525 | 0 | } |
526 | 0 | } |
527 | |
|
528 | 0 | return interesting; |
529 | 0 | } |
530 | | |
531 | | static gboolean |
532 | | ip_event_callback (ik_event_t *event) |
533 | 0 | { |
534 | 0 | gboolean interesting = FALSE; |
535 | 0 | GList* dir_list = NULL; |
536 | 0 | GList *file_list = NULL; |
537 | | |
538 | | /* We can ignore the IGNORED events. Likewise, if the event queue overflowed, |
539 | | * there is not much we can do to recover. */ |
540 | 0 | if (event->mask & (IN_IGNORED | IN_Q_OVERFLOW)) |
541 | 0 | { |
542 | 0 | _ik_event_free (event); |
543 | 0 | return TRUE; |
544 | 0 | } |
545 | | |
546 | 0 | dir_list = g_hash_table_lookup (wd_dir_hash, GINT_TO_POINTER (event->wd)); |
547 | 0 | file_list = g_hash_table_lookup (wd_file_hash, GINT_TO_POINTER (event->wd)); |
548 | |
|
549 | 0 | if (event->mask & IP_INOTIFY_DIR_MASK) |
550 | 0 | interesting |= ip_event_dispatch (dir_list, file_list, event); |
551 | | |
552 | | /* Only deliver paired events if the wds are separate */ |
553 | 0 | if (event->pair && event->pair->wd != event->wd) |
554 | 0 | { |
555 | 0 | dir_list = g_hash_table_lookup (wd_dir_hash, GINT_TO_POINTER (event->pair->wd)); |
556 | 0 | file_list = g_hash_table_lookup (wd_file_hash, GINT_TO_POINTER (event->pair->wd)); |
557 | |
|
558 | 0 | if (event->pair->mask & IP_INOTIFY_DIR_MASK) |
559 | 0 | interesting |= ip_event_dispatch (dir_list, file_list, event->pair); |
560 | 0 | } |
561 | | |
562 | | /* We have to manage the missing list |
563 | | * when we get an event that means the |
564 | | * file has been deleted/moved/unmounted. |
565 | | */ |
566 | 0 | if (event->mask & IN_DELETE_SELF || |
567 | 0 | event->mask & IN_MOVE_SELF || |
568 | 0 | event->mask & IN_UNMOUNT) |
569 | 0 | { |
570 | | /* Add all subscriptions to missing list */ |
571 | 0 | g_list_foreach (dir_list, ip_wd_delete, NULL); |
572 | | /* Unmap all directories attached to this wd */ |
573 | 0 | ip_unmap_wd (event->wd); |
574 | 0 | } |
575 | | |
576 | 0 | _ik_event_free (event); |
577 | |
|
578 | 0 | return interesting; |
579 | 0 | } |
580 | | |
581 | | const char * |
582 | | _ip_get_path_for_wd (gint32 wd) |
583 | 0 | { |
584 | 0 | GList *dir_list; |
585 | 0 | ip_watched_dir_t *dir; |
586 | |
|
587 | 0 | g_assert (wd >= 0); |
588 | 0 | dir_list = g_hash_table_lookup (wd_dir_hash, GINT_TO_POINTER (wd)); |
589 | 0 | if (dir_list) |
590 | 0 | { |
591 | 0 | dir = dir_list->data; |
592 | 0 | if (dir) |
593 | 0 | return dir->path; |
594 | 0 | } |
595 | | |
596 | 0 | return NULL; |
597 | 0 | } |