Commit | Line | Data |
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a1a2b649 | 1 | /* This file is part of the Linux Trace Toolkit Graphic User Interface |
2 | * Copyright (C) 2003-2004 Mathieu Desnoyers | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License Version 2 as | |
6 | * published by the Free Software Foundation; | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this program; if not, write to the Free Software | |
15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, | |
16 | * MA 02111-1307, USA. | |
17 | */ | |
18 | ||
19 | /* This file is the API used to launch any background computation on a trace */ | |
20 | ||
21 | /* Here is the implementation of the API */ | |
22 | ||
4e4d11b3 | 23 | #ifdef HAVE_CONFIG_H |
24 | #include <config.h> | |
25 | #endif | |
26 | ||
0fdb8bb0 | 27 | #include <sys/types.h> |
28 | #include <sys/stat.h> | |
29 | #include <unistd.h> | |
2eef04b5 | 30 | #include <string.h> |
43ed82b5 | 31 | #include <inttypes.h> |
0fdb8bb0 | 32 | |
a1a2b649 | 33 | #include <glib.h> |
34 | #include <lttv/lttv.h> | |
35 | #include <lttv/traceset.h> | |
36 | #include <lttv/attribute.h> | |
a1a2b649 | 37 | #include <lttvwindow/lttvwindowtraces.h> |
8bc02ec8 | 38 | #include <lttvwindow/lttvwindow.h> // for CHUNK_NUM_EVENTS |
b5e17af5 | 39 | #include <lttvwindow/mainwindow-private.h> /* for main window structure */ |
a1a2b649 | 40 | |
b5e17af5 | 41 | extern GSList * g_main_window_list; |
a1a2b649 | 42 | |
43 | typedef struct _BackgroundRequest { | |
44 | LttvAttributeName module_name; /* Hook path in global attributes, | |
45 | where all standard hooks under computation/. | |
46 | i.e. modulename */ | |
47 | LttvTrace *trace; /* trace concerned */ | |
93ac601b | 48 | GtkWidget *dialog; /* Dialog linked with the request, may be NULL */ |
b5e17af5 | 49 | GtkWidget *parent_window; /* Parent window the dialog must be transient for */ |
a1a2b649 | 50 | } BackgroundRequest; |
51 | ||
52 | typedef struct _BackgroundNotify { | |
53 | gpointer owner; | |
54 | LttvTrace *trace; /* trace */ | |
55 | LttTime notify_time; | |
451aaf27 | 56 | LttvTracesetPosition *notify_position; |
a1a2b649 | 57 | LttvHooks *notify; /* Hook to call when the notify is |
58 | passed, or at the end of trace */ | |
59 | } BackgroundNotify; | |
60 | ||
61 | ||
62 | ||
313bd6fc | 63 | /* Prototypes */ |
64 | gboolean lttvwindowtraces_process_pending_requests(LttvTrace *trace); | |
65 | ||
a1a2b649 | 66 | /* Get a trace by its path name. |
67 | * | |
68 | * @param path path of the trace on the virtual file system. | |
69 | * @return Pointer to trace if found | |
70 | * NULL is returned if the trace is not present | |
71 | */ | |
72 | ||
f9240312 | 73 | __EXPORT LttvTrace *lttvwindowtraces_get_trace_by_name(gchar *path) |
a1a2b649 | 74 | { |
451aaf27 | 75 | #ifdef BABEL_CLEANUP |
a1a2b649 | 76 | guint i; |
77 | ||
78 | for(i=0;i<lttvwindowtraces_get_number();i++) { | |
79 | LttvTrace *trace_v = lttvwindowtraces_get_trace(i); | |
80 | LttTrace *trace; | |
43ed82b5 | 81 | const gchar *name; |
a1a2b649 | 82 | g_assert(trace_v != NULL); |
83 | ||
84 | trace = lttv_trace(trace_v); | |
85 | g_assert(trace != NULL); | |
d27948a3 | 86 | name = g_quark_to_string(ltt_trace_name(trace)); |
a1a2b649 | 87 | |
88 | if(strcmp(name, path) == 0) { | |
89 | /* Found */ | |
90 | return trace_v; | |
91 | } | |
92 | } | |
451aaf27 | 93 | #endif |
a1a2b649 | 94 | return NULL; |
95 | } | |
96 | ||
97 | /* Get a trace by its number identifier */ | |
98 | ||
f9240312 | 99 | __EXPORT LttvTrace *lttvwindowtraces_get_trace(guint num) |
a1a2b649 | 100 | { |
101 | LttvAttribute *g_attribute = lttv_global_attributes(); | |
102 | LttvAttribute *attribute; | |
103 | LttvAttributeType type; | |
104 | LttvAttributeName name; | |
105 | LttvAttributeValue value; | |
c0cb4d12 | 106 | gboolean is_named; |
a1a2b649 | 107 | |
96c9eb79 | 108 | attribute = |
a1a2b649 | 109 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 110 | LTTV_TRACES)); |
111 | g_assert(attribute); | |
a1a2b649 | 112 | |
c0cb4d12 | 113 | type = lttv_iattribute_get(LTTV_IATTRIBUTE(attribute), num, &name, &value, |
114 | &is_named); | |
a1a2b649 | 115 | |
116 | if(type == LTTV_POINTER) { | |
117 | return (LttvTrace *)*(value.v_pointer); | |
118 | } | |
119 | ||
120 | return NULL; | |
121 | } | |
122 | ||
123 | /* Total number of traces */ | |
124 | ||
f9240312 | 125 | __EXPORT guint lttvwindowtraces_get_number() |
a1a2b649 | 126 | { |
127 | LttvAttribute *g_attribute = lttv_global_attributes(); | |
128 | LttvAttribute *attribute; | |
a1a2b649 | 129 | |
96c9eb79 | 130 | attribute = |
a1a2b649 | 131 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 132 | LTTV_TRACES)); |
133 | g_assert(attribute); | |
a1a2b649 | 134 | |
135 | return ( lttv_iattribute_get_number(LTTV_IATTRIBUTE(attribute)) ); | |
136 | } | |
137 | ||
138 | /* Add a trace to the global attributes */ | |
139 | ||
140 | void lttvwindowtraces_add_trace(LttvTrace *trace) | |
141 | { | |
451aaf27 | 142 | |
a1a2b649 | 143 | LttvAttribute *attribute; |
26ea84eb YB |
144 | #ifdef BABEL_CLEANUP |
145 | ||
146 | LttvAttribute *g_attribute = lttv_global_attributes(); | |
0fdb8bb0 | 147 | struct stat buf; |
148 | gchar attribute_path[PATH_MAX]; | |
96c9eb79 | 149 | int result; |
150 | gboolean result_b; | |
23bb9b6b | 151 | if(stat(g_quark_to_string(ltt_trace_name(lttv_trace(trace))), &buf)) { |
0fdb8bb0 | 152 | g_warning("lttvwindowtraces_add_trace: Trace %s not found", |
23bb9b6b | 153 | g_quark_to_string(ltt_trace_name(lttv_trace(trace)))); |
0fdb8bb0 | 154 | return; |
155 | } | |
43ed82b5 | 156 | result = snprintf(attribute_path, PATH_MAX, "%" PRIu64 ":%" PRIu64, |
157 | buf.st_dev, buf.st_ino); | |
96c9eb79 | 158 | g_assert(result >= 0); |
0fdb8bb0 | 159 | |
96c9eb79 | 160 | attribute = |
a1a2b649 | 161 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 162 | LTTV_TRACES)); |
163 | g_assert(attribute); | |
0fdb8bb0 | 164 | |
a1a2b649 | 165 | value = lttv_attribute_add(attribute, |
0fdb8bb0 | 166 | g_quark_from_string(attribute_path), |
a1a2b649 | 167 | LTTV_POINTER); |
168 | ||
169 | *(value.v_pointer) = (gpointer)trace; | |
8bc02ec8 | 170 | |
171 | /* create new traceset and tracesetcontext */ | |
172 | LttvTraceset *ts; | |
313bd6fc | 173 | LttvTracesetStats *tss; |
088f6772 | 174 | //LttvTracesetContextPosition *sync_position; |
8bc02ec8 | 175 | |
176 | attribute = lttv_trace_attribute(trace); | |
96c9eb79 | 177 | result_b = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
8bc02ec8 | 178 | LTTV_COMPUTATION_TRACESET, |
179 | LTTV_POINTER, | |
96c9eb79 | 180 | &value); |
181 | g_assert(result_b); | |
182 | ||
8bc02ec8 | 183 | ts = lttv_traceset_new(); |
184 | *(value.v_pointer) = ts; | |
185 | ||
186 | lttv_traceset_add(ts,trace); | |
187 | ||
96c9eb79 | 188 | result_b = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
8bc02ec8 | 189 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
190 | LTTV_POINTER, | |
96c9eb79 | 191 | &value); |
192 | g_assert(result_b); | |
193 | ||
313bd6fc | 194 | tss = g_object_new(LTTV_TRACESET_STATS_TYPE, NULL); |
195 | *(value.v_pointer) = tss; | |
8bc02ec8 | 196 | |
313bd6fc | 197 | lttv_context_init(LTTV_TRACESET_CONTEXT(tss), ts); |
451aaf27 | 198 | #endif |
088f6772 | 199 | #if 0 |
96c9eb79 | 200 | result_b = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
79257ba5 | 201 | LTTV_COMPUTATION_SYNC_POSITION, |
202 | LTTV_POINTER, | |
96c9eb79 | 203 | &value); |
204 | g_assert(result_b); | |
79257ba5 | 205 | |
206 | sync_position = lttv_traceset_context_position_new(); | |
207 | *(value.v_pointer) = sync_position; | |
088f6772 | 208 | #endif //0 |
26ea84eb | 209 | lttv_attribute_add(attribute, |
8bc02ec8 | 210 | LTTV_REQUESTS_QUEUE, |
211 | LTTV_POINTER); | |
212 | ||
26ea84eb | 213 | lttv_attribute_add(attribute, |
8bc02ec8 | 214 | LTTV_REQUESTS_CURRENT, |
215 | LTTV_POINTER); | |
216 | ||
26ea84eb | 217 | lttv_attribute_add(attribute, |
8bc02ec8 | 218 | LTTV_NOTIFY_QUEUE, |
219 | LTTV_POINTER); | |
220 | ||
26ea84eb | 221 | lttv_attribute_add(attribute, |
8bc02ec8 | 222 | LTTV_NOTIFY_CURRENT, |
223 | LTTV_POINTER); | |
a1a2b649 | 224 | } |
225 | ||
226 | /* Remove a trace from the global attributes */ | |
227 | ||
228 | void lttvwindowtraces_remove_trace(LttvTrace *trace) | |
229 | { | |
230 | LttvAttribute *g_attribute = lttv_global_attributes(); | |
231 | LttvAttribute *attribute; | |
232 | LttvAttributeValue value; | |
233 | guint i; | |
96c9eb79 | 234 | gboolean result; |
a1a2b649 | 235 | |
96c9eb79 | 236 | attribute = |
a1a2b649 | 237 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 238 | LTTV_TRACES)); |
239 | g_assert(attribute); | |
a1a2b649 | 240 | |
241 | for(i=0;i<lttvwindowtraces_get_number();i++) { | |
242 | LttvTrace *trace_v = lttvwindowtraces_get_trace(i); | |
243 | ||
244 | g_assert(trace_v != NULL); | |
245 | ||
b052368a | 246 | /* Remove and background computation that could be in progress */ |
247 | g_idle_remove_by_data(trace_v); | |
248 | ||
a1a2b649 | 249 | if(trace_v == trace) { |
250 | /* Found */ | |
8bc02ec8 | 251 | LttvAttribute *l_attribute; |
252 | ||
23bb9b6b | 253 | /* destroy traceset and tracesetcontext */ |
8bc02ec8 | 254 | LttvTraceset *ts; |
088f6772 | 255 | //LttvTracesetContextPosition *sync_position; |
8bc02ec8 | 256 | |
257 | l_attribute = lttv_trace_attribute(trace); | |
258 | ||
259 | ||
260 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), | |
261 | LTTV_REQUESTS_QUEUE); | |
262 | ||
263 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), | |
264 | LTTV_REQUESTS_CURRENT); | |
265 | ||
266 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), | |
267 | LTTV_NOTIFY_QUEUE); | |
268 | ||
269 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), | |
270 | LTTV_NOTIFY_CURRENT); | |
271 | ||
96c9eb79 | 272 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(l_attribute), |
8bc02ec8 | 273 | LTTV_COMPUTATION_TRACESET, |
274 | LTTV_POINTER, | |
96c9eb79 | 275 | &value); |
276 | g_assert(result); | |
277 | ||
8bc02ec8 | 278 | ts = (LttvTraceset*)*(value.v_pointer); |
088f6772 | 279 | #if 0 |
96c9eb79 | 280 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(l_attribute), |
79257ba5 | 281 | LTTV_COMPUTATION_SYNC_POSITION, |
282 | LTTV_POINTER, | |
96c9eb79 | 283 | &value); |
284 | g_assert(result); | |
285 | ||
79257ba5 | 286 | sync_position = (LttvTracesetContextPosition*)*(value.v_pointer); |
79257ba5 | 287 | lttv_traceset_context_position_destroy(sync_position); |
288 | ||
289 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), | |
290 | LTTV_COMPUTATION_SYNC_POSITION); | |
291 | ||
088f6772 | 292 | #endif //0 |
96c9eb79 | 293 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(l_attribute), |
8bc02ec8 | 294 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
295 | LTTV_POINTER, | |
96c9eb79 | 296 | &value); |
297 | g_assert(result); | |
451aaf27 | 298 | #ifdef BABEL_CLEANUP |
313bd6fc | 299 | tss = (LttvTracesetStats*)*(value.v_pointer); |
8bc02ec8 | 300 | |
313bd6fc | 301 | lttv_context_fini(LTTV_TRACESET_CONTEXT(tss)); |
302 | g_object_unref(tss); | |
451aaf27 | 303 | #endif /* BABEL_CLEANUP */ |
8bc02ec8 | 304 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
305 | LTTV_COMPUTATION_TRACESET_CONTEXT); | |
8bc02ec8 | 306 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
307 | LTTV_COMPUTATION_TRACESET); | |
1ba187d3 | 308 | /* Destroy the traceset and the trace also */ |
309 | lttv_traceset_destroy(ts); | |
8bc02ec8 | 310 | |
311 | /* finally, remove the global attribute */ | |
a1a2b649 | 312 | lttv_attribute_remove(attribute, i); |
8bc02ec8 | 313 | |
a1a2b649 | 314 | return; |
315 | } | |
316 | } | |
317 | } | |
318 | ||
93ac601b | 319 | static void destroy_dialog(BackgroundRequest *bg_req) |
320 | { | |
321 | gtk_widget_destroy(bg_req->dialog); | |
322 | bg_req->dialog = NULL; | |
323 | } | |
324 | ||
a1a2b649 | 325 | |
326 | /** | |
327 | * Function to request data from a specific trace | |
328 | * | |
329 | * The memory allocated for the request will be managed by the API. | |
330 | * | |
b5e17af5 | 331 | * @param widget the current Window |
a1a2b649 | 332 | * @param trace the trace to compute |
333 | * @param module_name the name of the module which registered global computation | |
334 | * hooks. | |
335 | */ | |
336 | ||
f9240312 | 337 | __EXPORT void lttvwindowtraces_background_request_queue |
b5e17af5 | 338 | (GtkWidget *widget, LttvTrace *trace, gchar *module_name) |
a1a2b649 | 339 | { |
340 | BackgroundRequest *bg_req; | |
341 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
91fd6881 | 342 | LttvAttribute *g_attribute = lttv_global_attributes(); |
343 | LttvAttribute *module_attribute; | |
a1a2b649 | 344 | LttvAttributeValue value; |
91fd6881 | 345 | LttvAttributeType type; |
a1a2b649 | 346 | GSList **slist; |
96c9eb79 | 347 | gboolean result; |
a1a2b649 | 348 | |
eaac6798 | 349 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
a1a2b649 | 350 | LTTV_REQUESTS_QUEUE, |
351 | LTTV_POINTER, | |
96c9eb79 | 352 | &value); |
353 | g_assert(result); | |
354 | ||
a1a2b649 | 355 | slist = (GSList**)(value.v_pointer); |
91fd6881 | 356 | |
357 | /* Verify that the calculator is loaded */ | |
96c9eb79 | 358 | module_attribute = |
91fd6881 | 359 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 360 | LTTV_COMPUTATION)); |
361 | g_assert(module_attribute); | |
91fd6881 | 362 | |
363 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
364 | g_quark_from_string(module_name), | |
365 | &value); | |
366 | if(type == LTTV_NONE) { | |
367 | g_critical("Missing background calculator %s", module_name); | |
368 | return; | |
369 | } | |
370 | ||
a1a2b649 | 371 | bg_req = g_new(BackgroundRequest,1); |
372 | bg_req->module_name = g_quark_from_string(module_name); | |
373 | bg_req->trace = trace; | |
374 | ||
375 | *slist = g_slist_append(*slist, bg_req); | |
313bd6fc | 376 | |
377 | /* Priority lower than live servicing */ | |
378 | g_idle_remove_by_data(trace); | |
379 | g_idle_add_full((G_PRIORITY_HIGH_IDLE + 23), | |
380 | (GSourceFunc)lttvwindowtraces_process_pending_requests, | |
381 | trace, | |
382 | NULL); | |
b052368a | 383 | /* FIXME : show message in status bar, need context and message id */ |
93ac601b | 384 | g_info("Background computation for %s started for trace %p", module_name, |
385 | trace); | |
386 | GtkWidget *dialog = | |
b5e17af5 | 387 | gtk_message_dialog_new( |
388 | GTK_WINDOW(widget), | |
389 | GTK_DIALOG_DESTROY_WITH_PARENT, | |
390 | GTK_MESSAGE_INFO, GTK_BUTTONS_OK, | |
93ac601b | 391 | "Background computation for %s started for trace %s", |
392 | module_name, | |
451aaf27 | 393 | trace->traceset->filename); |
b5e17af5 | 394 | gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(widget)); |
93ac601b | 395 | g_signal_connect_swapped (dialog, "response", |
396 | G_CALLBACK (destroy_dialog), | |
397 | bg_req); | |
398 | bg_req->dialog = dialog; | |
b5e17af5 | 399 | /* the parent window might vanish : only use this pointer for a |
400 | * comparison with existing windows */ | |
401 | bg_req->parent_window = gtk_widget_get_toplevel(widget); | |
93ac601b | 402 | gtk_widget_show(dialog); |
a1a2b649 | 403 | } |
404 | ||
405 | /** | |
406 | * Remove a background request from a trace. | |
407 | * | |
408 | * This should ONLY be used by the modules which registered the global hooks | |
409 | * (module_name). If this is called by the viewers, it may lead to incomplete | |
410 | * and incoherent background processing information. | |
411 | * | |
412 | * Even if the module which deals with the hooks removes the background | |
413 | * requests, it may cause a problem if the module gets loaded again in the | |
414 | * session : the data will be partially calculated. The calculation function | |
415 | * must deal with this case correctly. | |
416 | * | |
417 | * @param trace the trace to compute | |
418 | * @param module_name the name of the module which registered global computation | |
419 | * hooks. | |
420 | */ | |
421 | ||
422 | void lttvwindowtraces_background_request_remove | |
423 | (LttvTrace *trace, gchar *module_name) | |
424 | { | |
425 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
426 | LttvAttributeValue value; | |
427 | GSList *iter = NULL; | |
428 | GSList **slist; | |
96c9eb79 | 429 | gboolean result; |
a1a2b649 | 430 | |
eaac6798 | 431 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
a1a2b649 | 432 | LTTV_REQUESTS_QUEUE, |
433 | LTTV_POINTER, | |
96c9eb79 | 434 | &value); |
435 | g_assert(result); | |
436 | ||
a1a2b649 | 437 | slist = (GSList**)(value.v_pointer); |
438 | ||
439 | for(iter=*slist;iter!=NULL;) { | |
440 | BackgroundRequest *bg_req = | |
441 | (BackgroundRequest *)iter->data; | |
442 | ||
443 | if(bg_req->module_name == g_quark_from_string(module_name)) { | |
444 | GSList *rem_iter = iter; | |
445 | iter=g_slist_next(iter); | |
446 | g_free(bg_req); | |
447 | *slist = g_slist_delete_link(*slist, rem_iter); | |
448 | } else { | |
449 | iter=g_slist_next(iter); | |
450 | } | |
451 | } | |
452 | } | |
453 | ||
93ac601b | 454 | /** |
455 | * Find a background request in a trace | |
456 | * | |
457 | */ | |
458 | ||
f9240312 | 459 | __EXPORT gboolean lttvwindowtraces_background_request_find |
93ac601b | 460 | (LttvTrace *trace, gchar *module_name) |
461 | { | |
462 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
463 | LttvAttributeValue value; | |
464 | GSList *iter = NULL; | |
465 | GSList **slist; | |
96c9eb79 | 466 | gboolean result; |
93ac601b | 467 | |
96c9eb79 | 468 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
93ac601b | 469 | LTTV_REQUESTS_QUEUE, |
470 | LTTV_POINTER, | |
96c9eb79 | 471 | &value); |
472 | g_assert(result); | |
473 | ||
93ac601b | 474 | slist = (GSList**)(value.v_pointer); |
475 | ||
476 | for(iter=*slist;iter!=NULL;) { | |
477 | BackgroundRequest *bg_req = | |
478 | (BackgroundRequest *)iter->data; | |
479 | ||
480 | if(bg_req->module_name == g_quark_from_string(module_name)) { | |
481 | return TRUE; | |
482 | } else { | |
483 | iter=g_slist_next(iter); | |
484 | } | |
485 | } | |
486 | return FALSE; | |
487 | } | |
a1a2b649 | 488 | |
489 | /** | |
490 | * Register a callback to be called when requested data is passed in the next | |
491 | * queued background processing. | |
492 | * | |
493 | * @param owner owner of the background notification | |
494 | * @param trace the trace computed | |
495 | * @param notify_time time when notification hooks must be called | |
496 | * @param notify_position position when notification hooks must be called | |
497 | * @param notify Hook to call when the notify position is passed | |
498 | */ | |
499 | ||
f9240312 | 500 | __EXPORT void lttvwindowtraces_background_notify_queue |
a1a2b649 | 501 | (gpointer owner, |
502 | LttvTrace *trace, | |
503 | LttTime notify_time, | |
451aaf27 | 504 | const LttvTracesetPosition *notify_position, |
a1a2b649 | 505 | const LttvHooks *notify) |
506 | { | |
451aaf27 | 507 | #ifdef BABEL_CLEANUP |
a1a2b649 | 508 | BackgroundNotify *bg_notify; |
509 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
510 | LttvAttributeValue value; | |
511 | GSList **slist; | |
96c9eb79 | 512 | gboolean result; |
a1a2b649 | 513 | |
96c9eb79 | 514 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
a1a2b649 | 515 | LTTV_NOTIFY_QUEUE, |
516 | LTTV_POINTER, | |
96c9eb79 | 517 | &value); |
518 | g_assert(result); | |
519 | ||
a1a2b649 | 520 | slist = (GSList**)(value.v_pointer); |
521 | ||
96c9eb79 | 522 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
8e680509 | 523 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
524 | LTTV_POINTER, | |
96c9eb79 | 525 | &value); |
526 | g_assert(result); | |
527 | ||
451aaf27 | 528 | LttvTraceset *ts = (LttvTraceset)(value.v_pointer); |
a1a2b649 | 529 | |
530 | bg_notify = g_new(BackgroundNotify,1); | |
531 | ||
532 | bg_notify->owner = owner; | |
533 | bg_notify->trace = trace; | |
534 | bg_notify->notify_time = notify_time; | |
313bd6fc | 535 | if(notify_position != NULL) { |
8e680509 | 536 | bg_notify->notify_position = lttv_traceset_context_position_new(tsc); |
313bd6fc | 537 | lttv_traceset_context_position_copy(bg_notify->notify_position, |
538 | notify_position); | |
539 | } else { | |
540 | bg_notify->notify_position = NULL; | |
541 | } | |
542 | ||
a1a2b649 | 543 | bg_notify->notify = lttv_hooks_new(); |
544 | lttv_hooks_add_list(bg_notify->notify, notify); | |
545 | ||
546 | *slist = g_slist_append(*slist, bg_notify); | |
451aaf27 | 547 | #endif /* BABEL_CLEANUP*/ |
a1a2b649 | 548 | } |
549 | ||
550 | /** | |
551 | * Register a callback to be called when requested data is passed in the current | |
552 | * background processing. | |
553 | * | |
554 | * @param owner owner of the background notification | |
555 | * @param trace the trace computed | |
556 | * @param notify_time time when notification hooks must be called | |
557 | * @param notify_position position when notification hooks must be called | |
558 | * @param notify Hook to call when the notify position is passed | |
559 | */ | |
560 | ||
f9240312 | 561 | __EXPORT void lttvwindowtraces_background_notify_current |
a1a2b649 | 562 | (gpointer owner, |
563 | LttvTrace *trace, | |
564 | LttTime notify_time, | |
451aaf27 | 565 | const LttvTracesetPosition *notify_position, |
a1a2b649 | 566 | const LttvHooks *notify) |
567 | { | |
451aaf27 | 568 | #ifdef BABEL_CLEANUP |
a1a2b649 | 569 | BackgroundNotify *bg_notify; |
570 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
571 | LttvAttributeValue value; | |
572 | GSList **slist; | |
96c9eb79 | 573 | gboolean result; |
a1a2b649 | 574 | |
96c9eb79 | 575 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
a1a2b649 | 576 | LTTV_NOTIFY_CURRENT, |
577 | LTTV_POINTER, | |
96c9eb79 | 578 | &value); |
579 | g_assert(result); | |
580 | ||
a1a2b649 | 581 | slist = (GSList**)(value.v_pointer); |
582 | ||
96c9eb79 | 583 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
8e680509 | 584 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
585 | LTTV_POINTER, | |
96c9eb79 | 586 | &value); |
587 | g_assert(result); | |
588 | ||
8e680509 | 589 | LttvTracesetContext *tsc = (LttvTracesetContext*)(value.v_pointer); |
590 | ||
591 | ||
a1a2b649 | 592 | bg_notify = g_new(BackgroundNotify,1); |
593 | ||
594 | bg_notify->owner = owner; | |
595 | bg_notify->trace = trace; | |
596 | bg_notify->notify_time = notify_time; | |
313bd6fc | 597 | if(notify_position!= NULL) { |
8e680509 | 598 | bg_notify->notify_position = lttv_traceset_context_position_new(tsc); |
313bd6fc | 599 | lttv_traceset_context_position_copy(bg_notify->notify_position, |
600 | notify_position); | |
601 | } else { | |
602 | bg_notify->notify_position = NULL; | |
603 | } | |
a1a2b649 | 604 | bg_notify->notify = lttv_hooks_new(); |
605 | lttv_hooks_add_list(bg_notify->notify, notify); | |
606 | ||
607 | *slist = g_slist_append(*slist, bg_notify); | |
451aaf27 | 608 | #endif /* BABEL_CLEANUP */ |
a1a2b649 | 609 | } |
610 | ||
b052368a | 611 | |
612 | static void notify_request_free(BackgroundNotify *notify_req) | |
613 | { | |
451aaf27 | 614 | #ifdef BABEL_CLEANUP |
b052368a | 615 | if(notify_req == NULL) return; |
616 | ||
617 | if(notify_req->notify_position != NULL) | |
618 | lttv_traceset_context_position_destroy(notify_req->notify_position); | |
619 | if(notify_req->notify != NULL) | |
620 | lttv_hooks_destroy(notify_req->notify); | |
621 | g_free(notify_req); | |
451aaf27 | 622 | #endif /* BABEL_CLEANUP */ |
b052368a | 623 | } |
624 | ||
a1a2b649 | 625 | /** |
626 | * Removes all the notifications requests from a specific viewer. | |
627 | * | |
628 | * @param owner owner of the background notification | |
629 | */ | |
630 | ||
f9240312 | 631 | __EXPORT void lttvwindowtraces_background_notify_remove(gpointer owner) |
a1a2b649 | 632 | { |
633 | guint i; | |
634 | ||
635 | for(i=0;i<lttvwindowtraces_get_number();i++) { | |
636 | LttvAttribute *attribute; | |
637 | LttvAttributeValue value; | |
638 | LttvTrace *trace_v = lttvwindowtraces_get_trace(i); | |
639 | GSList **slist; | |
640 | GSList *iter = NULL; | |
96c9eb79 | 641 | gboolean result; |
a1a2b649 | 642 | |
643 | g_assert(trace_v != NULL); | |
644 | ||
b052368a | 645 | attribute = lttv_trace_attribute(trace_v); |
a1a2b649 | 646 | |
96c9eb79 | 647 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
a1a2b649 | 648 | LTTV_NOTIFY_QUEUE, |
649 | LTTV_POINTER, | |
96c9eb79 | 650 | &value); |
651 | g_assert(result); | |
652 | ||
a1a2b649 | 653 | slist = (GSList**)(value.v_pointer); |
654 | ||
655 | for(iter=*slist;iter!=NULL;) { | |
656 | ||
657 | BackgroundNotify *bg_notify = (BackgroundNotify*)iter->data; | |
658 | ||
659 | if(bg_notify->owner == owner) { | |
660 | GSList *rem_iter = iter; | |
661 | iter=g_slist_next(iter); | |
b052368a | 662 | notify_request_free(bg_notify); |
663 | *slist = g_slist_remove_link(*slist, rem_iter); | |
a1a2b649 | 664 | } else { |
665 | iter=g_slist_next(iter); | |
666 | } | |
667 | } | |
668 | ||
96c9eb79 | 669 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
a1a2b649 | 670 | LTTV_NOTIFY_CURRENT, |
671 | LTTV_POINTER, | |
96c9eb79 | 672 | &value); |
673 | g_assert(result); | |
674 | ||
a1a2b649 | 675 | slist = (GSList**)(value.v_pointer); |
676 | ||
677 | for(iter=*slist;iter!=NULL;) { | |
678 | ||
679 | BackgroundNotify *bg_notify = (BackgroundNotify*)iter->data; | |
680 | ||
681 | if(bg_notify->owner == owner) { | |
682 | GSList *rem_iter = iter; | |
683 | iter=g_slist_next(iter); | |
b052368a | 684 | notify_request_free(bg_notify); |
685 | *slist = g_slist_remove_link(*slist, rem_iter); | |
a1a2b649 | 686 | } else { |
687 | iter=g_slist_next(iter); | |
688 | } | |
689 | } | |
690 | } | |
691 | } | |
692 | ||
8bc02ec8 | 693 | |
694 | /* Background processing helper functions */ | |
695 | ||
696 | void lttvwindowtraces_add_computation_hooks(LttvAttributeName module_name, | |
451aaf27 | 697 | LttvTraceset *ts, |
1ce324c6 | 698 | LttvHooks *hook_adder) |
8bc02ec8 | 699 | { |
451aaf27 | 700 | #ifdef BABEL_CLEANUP |
8bc02ec8 | 701 | LttvAttribute *g_attribute = lttv_global_attributes(); |
702 | LttvAttribute *module_attribute; | |
703 | LttvAttributeType type; | |
704 | LttvAttributeValue value; | |
088f6772 | 705 | |
706 | ||
96c9eb79 | 707 | module_attribute = |
088f6772 | 708 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 709 | LTTV_COMPUTATION)); |
710 | g_assert(module_attribute); | |
088f6772 | 711 | |
96c9eb79 | 712 | module_attribute = |
088f6772 | 713 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
714 | LTTV_IATTRIBUTE(module_attribute), | |
96c9eb79 | 715 | module_name)); |
716 | g_assert(module_attribute); | |
088f6772 | 717 | |
718 | /* Call the module's hook adder */ | |
719 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
720 | LTTV_HOOK_ADDER, | |
721 | &value); | |
722 | if(type == LTTV_POINTER) { | |
723 | //lttv_hooks_call((LttvHooks*)*(value.v_pointer), (gpointer)tss); | |
724 | if(hook_adder != NULL) | |
725 | lttv_hooks_add_list(hook_adder, (LttvHooks*)*(value.v_pointer)); | |
726 | } | |
451aaf27 | 727 | #endif /* BABEL_CLEANUP */ |
088f6772 | 728 | } |
729 | ||
730 | void lttvwindowtraces_remove_computation_hooks(LttvAttributeName module_name, | |
451aaf27 | 731 | LttvTraceset *ts, |
088f6772 | 732 | LttvHooks *hook_remover) |
733 | { | |
451aaf27 | 734 | #ifdef BABEL_CLEANUP |
088f6772 | 735 | LttvAttribute *g_attribute = lttv_global_attributes(); |
736 | LttvAttribute *module_attribute; | |
737 | LttvAttributeType type; | |
738 | LttvAttributeValue value; | |
739 | ||
96c9eb79 | 740 | module_attribute = |
088f6772 | 741 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 742 | LTTV_COMPUTATION)); |
743 | g_assert(module_attribute); | |
088f6772 | 744 | |
96c9eb79 | 745 | module_attribute = |
088f6772 | 746 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
747 | LTTV_IATTRIBUTE(module_attribute), | |
96c9eb79 | 748 | module_name)); |
749 | g_assert(module_attribute); | |
088f6772 | 750 | |
751 | /* Call the module's hook remover */ | |
752 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
753 | LTTV_HOOK_REMOVER, | |
754 | &value); | |
755 | if(type == LTTV_POINTER) { | |
756 | //lttv_hooks_call((LttvHooks*)*(value.v_pointer), (gpointer)tss); | |
757 | if(hook_remover != NULL) | |
758 | lttv_hooks_add_list(hook_remover, (LttvHooks*)*(value.v_pointer)); | |
759 | } | |
451aaf27 | 760 | #endif /* BABEL_CLEANUP */ |
088f6772 | 761 | } |
762 | ||
763 | void lttvwindowtraces_call_before_chunk(LttvAttributeName module_name, | |
451aaf27 | 764 | LttvTraceset *ts) |
088f6772 | 765 | { |
451aaf27 | 766 | #ifdef BABEL_CLEANUP |
088f6772 | 767 | LttvAttribute *g_attribute = lttv_global_attributes(); |
768 | LttvAttribute *module_attribute; | |
769 | LttvAttributeType type; | |
770 | LttvAttributeValue value; | |
8bc02ec8 | 771 | LttvHooks *before_chunk_traceset=NULL; |
772 | LttvHooks *before_chunk_trace=NULL; | |
773 | LttvHooks *before_chunk_tracefile=NULL; | |
774 | LttvHooks *event_hook=NULL; | |
750eb11a | 775 | LttvHooksByIdChannelArray *event_hook_by_id_channel=NULL; |
8bc02ec8 | 776 | |
777 | ||
96c9eb79 | 778 | module_attribute = |
8bc02ec8 | 779 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 780 | LTTV_COMPUTATION)); |
781 | g_assert(module_attribute); | |
8bc02ec8 | 782 | |
96c9eb79 | 783 | module_attribute = |
8bc02ec8 | 784 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
785 | LTTV_IATTRIBUTE(module_attribute), | |
96c9eb79 | 786 | module_name)); |
787 | g_assert(module_attribute); | |
8bc02ec8 | 788 | |
789 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
790 | LTTV_BEFORE_CHUNK_TRACESET, | |
791 | &value); | |
792 | if(type == LTTV_POINTER) { | |
793 | before_chunk_traceset = (LttvHooks*)*(value.v_pointer); | |
794 | } | |
795 | ||
796 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
797 | LTTV_BEFORE_CHUNK_TRACE, | |
798 | &value); | |
799 | if(type == LTTV_POINTER) { | |
800 | before_chunk_trace = (LttvHooks*)*(value.v_pointer); | |
801 | } | |
802 | ||
803 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
804 | LTTV_BEFORE_CHUNK_TRACEFILE, | |
805 | &value); | |
806 | if(type == LTTV_POINTER) { | |
807 | before_chunk_tracefile = (LttvHooks*)*(value.v_pointer); | |
808 | } | |
809 | ||
810 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
811 | LTTV_EVENT_HOOK, | |
812 | &value); | |
813 | if(type == LTTV_POINTER) { | |
814 | event_hook = (LttvHooks*)*(value.v_pointer); | |
815 | } | |
816 | ||
817 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
750eb11a | 818 | LTTV_EVENT_HOOK_BY_ID_CHANNEL, |
8bc02ec8 | 819 | &value); |
820 | if(type == LTTV_POINTER) { | |
43ed82b5 | 821 | event_hook_by_id_channel = (LttvHooksByIdChannelArray*)*(value.v_pointer); |
8bc02ec8 | 822 | } |
823 | ||
8bc02ec8 | 824 | lttv_process_traceset_begin(tsc, |
825 | before_chunk_traceset, | |
826 | before_chunk_trace, | |
827 | before_chunk_tracefile, | |
828 | event_hook, | |
750eb11a | 829 | event_hook_by_id_channel); |
451aaf27 | 830 | #endif /* BABEL_CLEANUP */ |
8bc02ec8 | 831 | } |
088f6772 | 832 | |
833 | ||
834 | ||
835 | void lttvwindowtraces_call_after_chunk(LttvAttributeName module_name, | |
451aaf27 | 836 | LttvTraceset *ts) |
8bc02ec8 | 837 | { |
838 | LttvAttribute *g_attribute = lttv_global_attributes(); | |
839 | LttvAttribute *module_attribute; | |
840 | LttvAttributeType type; | |
841 | LttvAttributeValue value; | |
842 | LttvHooks *after_chunk_traceset=NULL; | |
843 | LttvHooks *after_chunk_trace=NULL; | |
844 | LttvHooks *after_chunk_tracefile=NULL; | |
845 | LttvHooks *event_hook=NULL; | |
8bc02ec8 | 846 | |
96c9eb79 | 847 | module_attribute = |
8bc02ec8 | 848 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 849 | LTTV_COMPUTATION)); |
850 | g_assert(module_attribute); | |
8bc02ec8 | 851 | |
96c9eb79 | 852 | module_attribute = |
8bc02ec8 | 853 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
854 | LTTV_IATTRIBUTE(module_attribute), | |
96c9eb79 | 855 | module_name)); |
856 | g_assert(module_attribute); | |
8bc02ec8 | 857 | |
858 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
859 | LTTV_AFTER_CHUNK_TRACESET, | |
860 | &value); | |
861 | if(type == LTTV_POINTER) { | |
862 | after_chunk_traceset = (LttvHooks*)*(value.v_pointer); | |
863 | } | |
864 | ||
865 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
866 | LTTV_AFTER_CHUNK_TRACE, | |
867 | &value); | |
868 | if(type == LTTV_POINTER) { | |
869 | after_chunk_trace = (LttvHooks*)*(value.v_pointer); | |
870 | } | |
871 | ||
872 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
873 | LTTV_AFTER_CHUNK_TRACEFILE, | |
874 | &value); | |
875 | if(type == LTTV_POINTER) { | |
876 | after_chunk_tracefile = (LttvHooks*)*(value.v_pointer); | |
877 | } | |
878 | ||
879 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
880 | LTTV_EVENT_HOOK, | |
881 | &value); | |
882 | if(type == LTTV_POINTER) { | |
883 | event_hook = (LttvHooks*)*(value.v_pointer); | |
884 | } | |
885 | ||
886 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
750eb11a | 887 | LTTV_EVENT_HOOK_BY_ID_CHANNEL, |
8bc02ec8 | 888 | &value); |
26ea84eb | 889 | #ifdef BABEL_CLEANUP |
8bc02ec8 | 890 | lttv_process_traceset_end(tsc, |
891 | after_chunk_traceset, | |
892 | after_chunk_trace, | |
893 | after_chunk_tracefile, | |
451aaf27 FD |
894 | event_hook); |
895 | #endif /* BABEL_CLEANUP*/ | |
313bd6fc | 896 | |
8bc02ec8 | 897 | } |
898 | ||
899 | ||
900 | void lttvwindowtraces_set_in_progress(LttvAttributeName module_name, | |
901 | LttvTrace *trace) | |
902 | { | |
903 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
8bc02ec8 | 904 | |
96c9eb79 | 905 | attribute = |
8bc02ec8 | 906 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
96c9eb79 | 907 | module_name)); |
908 | g_assert(attribute); | |
8bc02ec8 | 909 | |
e865422c YB |
910 | lttv_iattribute_add(LTTV_IATTRIBUTE(attribute), |
911 | LTTV_IN_PROGRESS, | |
912 | LTTV_INT); | |
8bc02ec8 | 913 | /* the value is left unset. The only presence of the attribute is necessary. |
914 | */ | |
915 | } | |
916 | ||
917 | void lttvwindowtraces_unset_in_progress(LttvAttributeName module_name, | |
918 | LttvTrace *trace) | |
919 | { | |
920 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
921 | ||
96c9eb79 | 922 | attribute = |
8bc02ec8 | 923 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
96c9eb79 | 924 | module_name)); |
925 | g_assert(attribute); | |
8bc02ec8 | 926 | |
313bd6fc | 927 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
8bc02ec8 | 928 | LTTV_IN_PROGRESS); |
929 | } | |
930 | ||
f9240312 | 931 | __EXPORT gboolean lttvwindowtraces_get_in_progress(LttvAttributeName module_name, |
8bc02ec8 | 932 | LttvTrace *trace) |
933 | { | |
934 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
935 | LttvAttributeType type; | |
936 | LttvAttributeValue value; | |
937 | ||
96c9eb79 | 938 | attribute = |
8bc02ec8 | 939 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
96c9eb79 | 940 | module_name)); |
941 | g_assert(attribute); | |
8bc02ec8 | 942 | |
943 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), | |
944 | LTTV_IN_PROGRESS, | |
945 | &value); | |
946 | /* The only presence of the attribute is necessary. */ | |
947 | if(type == LTTV_NONE) | |
948 | return FALSE; | |
949 | else | |
950 | return TRUE; | |
951 | } | |
952 | ||
953 | void lttvwindowtraces_set_ready(LttvAttributeName module_name, | |
954 | LttvTrace *trace) | |
955 | { | |
956 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
8bc02ec8 | 957 | |
96c9eb79 | 958 | attribute = |
8bc02ec8 | 959 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
96c9eb79 | 960 | module_name)); |
961 | g_assert(attribute); | |
8bc02ec8 | 962 | |
e865422c YB |
963 | lttv_iattribute_add(LTTV_IATTRIBUTE(attribute), |
964 | LTTV_READY, | |
965 | LTTV_INT); | |
8bc02ec8 | 966 | /* the value is left unset. The only presence of the attribute is necessary. |
967 | */ | |
968 | } | |
969 | ||
970 | void lttvwindowtraces_unset_ready(LttvAttributeName module_name, | |
971 | LttvTrace *trace) | |
972 | { | |
973 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
974 | ||
96c9eb79 | 975 | attribute = |
8bc02ec8 | 976 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
96c9eb79 | 977 | module_name)); |
978 | g_assert(attribute); | |
8bc02ec8 | 979 | |
313bd6fc | 980 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
8bc02ec8 | 981 | LTTV_READY); |
982 | } | |
983 | ||
f9240312 | 984 | __EXPORT gboolean lttvwindowtraces_get_ready(LttvAttributeName module_name, |
8bc02ec8 | 985 | LttvTrace *trace) |
986 | { | |
987 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
988 | LttvAttributeType type; | |
989 | LttvAttributeValue value; | |
990 | ||
96c9eb79 | 991 | attribute = |
8bc02ec8 | 992 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
96c9eb79 | 993 | module_name)); |
994 | g_assert(attribute); | |
8bc02ec8 | 995 | |
996 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), | |
997 | LTTV_READY, | |
998 | &value); | |
999 | /* The only presence of the attribute is necessary. */ | |
1000 | if(type == LTTV_NONE) | |
1001 | return FALSE; | |
1002 | else | |
1003 | return TRUE; | |
1004 | } | |
26ea84eb | 1005 | #ifdef BABEL_CLEANUP |
b5e17af5 | 1006 | static gint find_window_widget(MainWindow *a, GtkWidget *b) |
1007 | { | |
1008 | if(a->mwindow == b) return 0; | |
1009 | else return -1; | |
1010 | } | |
26ea84eb | 1011 | #endif |
8bc02ec8 | 1012 | |
8bc02ec8 | 1013 | /* lttvwindowtraces_process_pending_requests |
d389bc8d | 1014 | * |
1015 | * Process the pending background computation requests | |
8bc02ec8 | 1016 | * |
1017 | * This internal function gets called by g_idle, taking care of the pending | |
1018 | * requests. | |
1019 | * | |
1020 | */ | |
1021 | ||
1022 | ||
1023 | gboolean lttvwindowtraces_process_pending_requests(LttvTrace *trace) | |
1024 | { | |
8bc02ec8 | 1025 | LttvAttribute *attribute; |
91fd6881 | 1026 | LttvAttribute *g_attribute = lttv_global_attributes(); |
313bd6fc | 1027 | GSList **list_out, **list_in, **notify_in, **notify_out; |
8bc02ec8 | 1028 | LttvAttributeValue value; |
1029 | LttvAttributeType type; | |
b052368a | 1030 | gboolean ret_val; |
8bc02ec8 | 1031 | |
313bd6fc | 1032 | if(trace == NULL) |
8bc02ec8 | 1033 | return FALSE; |
3c456a8a | 1034 | |
1035 | if(lttvwindow_preempt_count > 0) return TRUE; | |
8bc02ec8 | 1036 | |
1037 | attribute = lttv_trace_attribute(trace); | |
1038 | ||
1039 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), | |
1040 | LTTV_REQUESTS_QUEUE, | |
1041 | &value); | |
1042 | g_assert(type == LTTV_POINTER); | |
313bd6fc | 1043 | list_out = (GSList**)(value.v_pointer); |
8bc02ec8 | 1044 | |
1045 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), | |
1046 | LTTV_REQUESTS_CURRENT, | |
1047 | &value); | |
1048 | g_assert(type == LTTV_POINTER); | |
313bd6fc | 1049 | list_in = (GSList**)(value.v_pointer); |
8bc02ec8 | 1050 | |
1051 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), | |
1052 | LTTV_NOTIFY_QUEUE, | |
1053 | &value); | |
1054 | g_assert(type == LTTV_POINTER); | |
313bd6fc | 1055 | notify_out = (GSList**)(value.v_pointer); |
8bc02ec8 | 1056 | |
1057 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), | |
1058 | LTTV_NOTIFY_CURRENT, | |
1059 | &value); | |
1060 | g_assert(type == LTTV_POINTER); | |
313bd6fc | 1061 | notify_in = (GSList**)(value.v_pointer); |
8bc02ec8 | 1062 | |
1063 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), | |
1064 | LTTV_COMPUTATION_TRACESET, | |
1065 | &value); | |
1066 | g_assert(type == LTTV_POINTER); | |
26ea84eb | 1067 | #ifdef BABEL_CLEANUP |
8bc02ec8 | 1068 | ts = (LttvTraceset*)*(value.v_pointer); |
26ea84eb | 1069 | #endif |
088f6772 | 1070 | #if 0 |
79257ba5 | 1071 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1072 | LTTV_COMPUTATION_SYNC_POSITION, | |
1073 | &value); | |
1074 | g_assert(type == LTTV_POINTER); | |
1075 | sync_position = (LttvTracesetContextPosition*)*(value.v_pointer); | |
088f6772 | 1076 | #endif //0 |
451aaf27 | 1077 | #ifdef BABEL_CLEANUP |
8bc02ec8 | 1078 | /* There is no events requests pending : we should never have been called! */ |
313bd6fc | 1079 | g_assert(g_slist_length(*list_out) != 0 || g_slist_length(*list_in) != 0); |
b052368a | 1080 | /* 0.1 Lock traces */ |
1081 | { | |
1082 | guint iter_trace=0; | |
1083 | ||
1084 | for(iter_trace=0; | |
451aaf27 | 1085 | iter_trace<lttv_traceset_number(ts->ts); |
b052368a | 1086 | iter_trace++) { |
451aaf27 | 1087 | LttvTrace *trace_v = lttv_traceset_get(ts->ts,iter_trace); |
b052368a | 1088 | |
1089 | if(lttvwindowtraces_lock(trace_v) != 0) | |
1090 | return TRUE; /* Cannot get trace lock, try later */ | |
8bc02ec8 | 1091 | |
b052368a | 1092 | } |
1093 | } | |
1094 | /* 0.2 Sync tracefiles */ | |
088f6772 | 1095 | //g_assert(lttv_process_traceset_seek_position(tsc, sync_position) == 0); |
1096 | lttv_process_traceset_synchronize_tracefiles(tsc); | |
8bc02ec8 | 1097 | /* 1. Before processing */ |
1098 | { | |
1099 | /* if list_in is empty */ | |
313bd6fc | 1100 | if(g_slist_length(*list_in) == 0) { |
8bc02ec8 | 1101 | |
1102 | { | |
1103 | /* - Add all requests in list_out to list_in, empty list_out */ | |
313bd6fc | 1104 | GSList *iter = *list_out; |
8bc02ec8 | 1105 | |
1106 | while(iter != NULL) { | |
1107 | gboolean remove = FALSE; | |
1108 | gboolean free_data = FALSE; | |
1109 | ||
1110 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; | |
1111 | ||
1112 | remove = TRUE; | |
1113 | free_data = FALSE; | |
313bd6fc | 1114 | *list_in = g_slist_append(*list_in, bg_req); |
8bc02ec8 | 1115 | |
1116 | /* Go to next */ | |
1117 | if(remove) | |
1118 | { | |
1119 | GSList *remove_iter = iter; | |
1120 | ||
1121 | iter = g_slist_next(iter); | |
1122 | if(free_data) g_free(remove_iter->data); | |
313bd6fc | 1123 | *list_out = g_slist_remove_link(*list_out, remove_iter); |
8bc02ec8 | 1124 | } else { // not remove |
1125 | iter = g_slist_next(iter); | |
1126 | } | |
1127 | } | |
1128 | } | |
1129 | ||
1130 | { | |
313bd6fc | 1131 | GSList *iter = *list_in; |
8bc02ec8 | 1132 | /* - for each request in list_in */ |
1133 | while(iter != NULL) { | |
1134 | ||
1135 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; | |
91fd6881 | 1136 | /* - set hooks'in_progress flag to TRUE */ |
8bc02ec8 | 1137 | lttvwindowtraces_set_in_progress(bg_req->module_name, |
1138 | bg_req->trace); | |
91fd6881 | 1139 | |
1140 | /* - call before request hook */ | |
1141 | /* Get before request hook */ | |
1142 | LttvAttribute *module_attribute; | |
1143 | ||
96c9eb79 | 1144 | module_attribute = |
91fd6881 | 1145 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1146 | LTTV_IATTRIBUTE(g_attribute), | |
96c9eb79 | 1147 | LTTV_COMPUTATION)); |
1148 | g_assert(module_attribute); | |
91fd6881 | 1149 | |
96c9eb79 | 1150 | module_attribute = |
91fd6881 | 1151 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1152 | LTTV_IATTRIBUTE(module_attribute), | |
96c9eb79 | 1153 | bg_req->module_name)); |
1154 | g_assert(module_attribute); | |
91fd6881 | 1155 | |
1156 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
1157 | LTTV_BEFORE_REQUEST, | |
1158 | &value); | |
1159 | g_assert(type == LTTV_POINTER); | |
1160 | LttvHooks *before_request = (LttvHooks*)*(value.v_pointer); | |
91fd6881 | 1161 | |
1162 | if(before_request != NULL) lttv_hooks_call(before_request, tsc); | |
8bc02ec8 | 1163 | |
1164 | iter = g_slist_next(iter); | |
1165 | } | |
1166 | } | |
1167 | ||
1168 | /* - seek trace to start */ | |
1169 | { | |
1170 | LttTime start = { 0, 0}; | |
1171 | lttv_process_traceset_seek_time(tsc, start); | |
1172 | } | |
1173 | ||
1174 | /* - Move all notifications from notify_out to notify_in. */ | |
1175 | { | |
313bd6fc | 1176 | GSList *iter = *notify_out; |
1177 | g_assert(g_slist_length(*notify_in) == 0); | |
8bc02ec8 | 1178 | |
1179 | while(iter != NULL) { | |
1180 | gboolean remove = FALSE; | |
1181 | gboolean free_data = FALSE; | |
1182 | ||
1183 | BackgroundNotify *notify_req = (BackgroundNotify*)iter->data; | |
1184 | ||
1185 | remove = TRUE; | |
1186 | free_data = FALSE; | |
313bd6fc | 1187 | *notify_in = g_slist_append(*notify_in, notify_req); |
8bc02ec8 | 1188 | |
1189 | /* Go to next */ | |
1190 | if(remove) | |
1191 | { | |
1192 | GSList *remove_iter = iter; | |
1193 | ||
1194 | iter = g_slist_next(iter); | |
b052368a | 1195 | if(free_data) |
1196 | notify_request_free((BackgroundNotify*)remove_iter->data); | |
313bd6fc | 1197 | *notify_out = g_slist_remove_link(*notify_out, remove_iter); |
8bc02ec8 | 1198 | } else { // not remove |
1199 | iter = g_slist_next(iter); | |
1200 | } | |
1201 | } | |
1202 | } | |
088f6772 | 1203 | { |
1204 | GSList *iter = *list_in; | |
1205 | LttvHooks *hook_adder = lttv_hooks_new(); | |
1206 | /* - for each request in list_in */ | |
1207 | while(iter != NULL) { | |
1208 | ||
1209 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; | |
1210 | /*- add hooks to context*/ | |
1211 | lttvwindowtraces_add_computation_hooks(bg_req->module_name, | |
1212 | tsc, | |
1213 | hook_adder); | |
1214 | iter = g_slist_next(iter); | |
1215 | } | |
1216 | lttv_hooks_call(hook_adder,tsc); | |
1217 | lttv_hooks_destroy(hook_adder); | |
1218 | } | |
1219 | ||
1220 | ||
8bc02ec8 | 1221 | } |
1222 | ||
1223 | { | |
313bd6fc | 1224 | GSList *iter = *list_in; |
8bc02ec8 | 1225 | /* - for each request in list_in */ |
1226 | while(iter != NULL) { | |
1227 | ||
1228 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; | |
1229 | /*- Call before chunk hooks for list_in*/ | |
088f6772 | 1230 | lttvwindowtraces_call_before_chunk(bg_req->module_name, |
1231 | tsc); | |
8bc02ec8 | 1232 | iter = g_slist_next(iter); |
1233 | } | |
1234 | } | |
8bc02ec8 | 1235 | |
088f6772 | 1236 | } |
8bc02ec8 | 1237 | /* 2. call process traceset middle for a chunk */ |
1238 | { | |
1239 | /*(assert list_in is not empty! : should not even be called in that case)*/ | |
0aa6c3a1 | 1240 | LttTime end = ltt_time_infinite; |
313bd6fc | 1241 | g_assert(g_slist_length(*list_in) != 0); |
8bc02ec8 | 1242 | |
1243 | lttv_process_traceset_middle(tsc, end, CHUNK_NUM_EVENTS, NULL); | |
1244 | } | |
1245 | ||
1246 | /* 3. After the chunk */ | |
1247 | { | |
1248 | /* 3.1 call after_chunk hooks for list_in */ | |
1249 | { | |
313bd6fc | 1250 | GSList *iter = *list_in; |
8bc02ec8 | 1251 | /* - for each request in list_in */ |
1252 | while(iter != NULL) { | |
1253 | ||
1254 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; | |
1255 | /* - Call after chunk hooks for list_in */ | |
088f6772 | 1256 | lttvwindowtraces_call_after_chunk(bg_req->module_name, |
1257 | tsc); | |
8bc02ec8 | 1258 | iter = g_slist_next(iter); |
1259 | } | |
1260 | } | |
1261 | ||
1262 | /* 3.2 for each notify_in */ | |
1263 | { | |
313bd6fc | 1264 | GSList *iter = *notify_in; |
8bc02ec8 | 1265 | LttvTracefileContext *tfc = lttv_traceset_context_get_current_tfc(tsc); |
1266 | ||
1267 | while(iter != NULL) { | |
1268 | gboolean remove = FALSE; | |
1269 | gboolean free_data = FALSE; | |
1270 | ||
1271 | BackgroundNotify *notify_req = (BackgroundNotify*)iter->data; | |
1272 | ||
1273 | /* - if current time >= notify time, call notify and remove from | |
1274 | * notify_in. | |
1275 | * - if current position >= notify position, call notify and remove | |
1276 | * from notify_in. | |
1277 | */ | |
1278 | if( (tfc != NULL && | |
313bd6fc | 1279 | ltt_time_compare(notify_req->notify_time, tfc->timestamp) <= 0) |
8bc02ec8 | 1280 | || |
313bd6fc | 1281 | (notify_req->notify_position != NULL && |
1282 | lttv_traceset_context_ctx_pos_compare(tsc, | |
1283 | notify_req->notify_position) >= 0) | |
8bc02ec8 | 1284 | ) { |
1285 | ||
1286 | lttv_hooks_call(notify_req->notify, notify_req); | |
1287 | ||
1288 | remove = TRUE; | |
1289 | free_data = TRUE; | |
1290 | } | |
1291 | ||
1292 | /* Go to next */ | |
1293 | if(remove) | |
1294 | { | |
1295 | GSList *remove_iter = iter; | |
1296 | ||
1297 | iter = g_slist_next(iter); | |
b052368a | 1298 | if(free_data) |
1299 | notify_request_free((BackgroundNotify*)remove_iter->data); | |
313bd6fc | 1300 | *notify_in = g_slist_remove_link(*notify_in, remove_iter); |
8bc02ec8 | 1301 | } else { // not remove |
1302 | iter = g_slist_next(iter); | |
1303 | } | |
1304 | } | |
1305 | } | |
1306 | ||
1307 | { | |
1308 | LttvTracefileContext *tfc = lttv_traceset_context_get_current_tfc(tsc); | |
1309 | /* 3.3 if end of trace reached */ | |
313bd6fc | 1310 | if(tfc != NULL) |
1311 | g_debug("Current time : %lu sec, %lu nsec", | |
1312 | tfc->timestamp.tv_sec, tfc->timestamp.tv_nsec); | |
8bc02ec8 | 1313 | if(tfc == NULL || ltt_time_compare(tfc->timestamp, |
1314 | tsc->time_span.end_time) > 0) { | |
088f6772 | 1315 | |
1316 | { | |
1317 | GSList *iter = *list_in; | |
1318 | LttvHooks *hook_remover = lttv_hooks_new(); | |
1319 | /* - for each request in list_in */ | |
1320 | while(iter != NULL) { | |
1321 | ||
1322 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; | |
1323 | /* - remove hooks from context */ | |
1324 | lttvwindowtraces_remove_computation_hooks(bg_req->module_name, | |
1325 | tsc, | |
1326 | hook_remover); | |
1327 | iter = g_slist_next(iter); | |
1328 | } | |
1329 | lttv_hooks_call(hook_remover,tsc); | |
1330 | lttv_hooks_destroy(hook_remover); | |
1331 | } | |
1332 | ||
8bc02ec8 | 1333 | /* - for each request in list_in */ |
1334 | { | |
313bd6fc | 1335 | GSList *iter = *list_in; |
8bc02ec8 | 1336 | |
1337 | while(iter != NULL) { | |
1338 | gboolean remove = FALSE; | |
1339 | gboolean free_data = FALSE; | |
1340 | ||
1341 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; | |
1342 | ||
1343 | /* - set hooks'in_progress flag to FALSE */ | |
1344 | lttvwindowtraces_unset_in_progress(bg_req->module_name, | |
1345 | bg_req->trace); | |
1346 | /* - set hooks'ready flag to TRUE */ | |
1347 | lttvwindowtraces_set_ready(bg_req->module_name, | |
1348 | bg_req->trace); | |
91fd6881 | 1349 | /* - call after request hook */ |
1350 | /* Get after request hook */ | |
1351 | LttvAttribute *module_attribute; | |
1352 | ||
96c9eb79 | 1353 | module_attribute = |
91fd6881 | 1354 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1355 | LTTV_IATTRIBUTE(g_attribute), | |
96c9eb79 | 1356 | LTTV_COMPUTATION)); |
1357 | g_assert(module_attribute); | |
91fd6881 | 1358 | |
96c9eb79 | 1359 | module_attribute = |
91fd6881 | 1360 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1361 | LTTV_IATTRIBUTE(module_attribute), | |
96c9eb79 | 1362 | bg_req->module_name)); |
1363 | g_assert(module_attribute); | |
91fd6881 | 1364 | |
1365 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), | |
1366 | LTTV_AFTER_REQUEST, | |
1367 | &value); | |
1368 | g_assert(type == LTTV_POINTER); | |
1369 | LttvHooks *after_request = (LttvHooks*)*(value.v_pointer); | |
b91e751b | 1370 | { |
1371 | struct sum_traceset_closure t_closure; | |
1372 | t_closure.tss = (LttvTracesetStats*)tsc; | |
1373 | t_closure.current_time = ltt_time_infinite; | |
1374 | if(after_request != NULL) lttv_hooks_call(after_request, | |
1375 | &t_closure); | |
1376 | } | |
93ac601b | 1377 | |
1378 | if(bg_req->dialog != NULL) | |
1379 | gtk_widget_destroy(bg_req->dialog); | |
b5e17af5 | 1380 | GtkWidget *parent_window; |
1381 | if(g_slist_find_custom(g_main_window_list, | |
1382 | bg_req->parent_window, | |
1383 | (GCompareFunc)find_window_widget)) | |
1384 | parent_window = GTK_WIDGET(bg_req->parent_window); | |
1385 | else | |
1386 | parent_window = NULL; | |
1387 | ||
93ac601b | 1388 | GtkWidget *dialog = |
b5e17af5 | 1389 | gtk_message_dialog_new(GTK_WINDOW(parent_window), |
1390 | GTK_DIALOG_DESTROY_WITH_PARENT, | |
1391 | GTK_MESSAGE_INFO, GTK_BUTTONS_OK, | |
93ac601b | 1392 | "Background computation %s finished for trace %s", |
1393 | g_quark_to_string(bg_req->module_name), | |
1394 | g_quark_to_string(ltt_trace_name(lttv_trace(bg_req->trace)))); | |
b5e17af5 | 1395 | if(parent_window != NULL) |
1396 | gtk_window_set_transient_for(GTK_WINDOW(dialog), | |
1397 | GTK_WINDOW(parent_window)); | |
93ac601b | 1398 | g_signal_connect_swapped (dialog, "response", |
1399 | G_CALLBACK (gtk_widget_destroy), | |
1400 | dialog); | |
1401 | gtk_widget_show(dialog); | |
1402 | ||
8bc02ec8 | 1403 | /* - remove request */ |
1404 | remove = TRUE; | |
1405 | free_data = TRUE; | |
1406 | ||
1407 | /* Go to next */ | |
1408 | if(remove) | |
1409 | { | |
1410 | GSList *remove_iter = iter; | |
1411 | ||
1412 | iter = g_slist_next(iter); | |
1413 | if(free_data) g_free(remove_iter->data); | |
313bd6fc | 1414 | *list_in = g_slist_remove_link(*list_in, remove_iter); |
8bc02ec8 | 1415 | } else { // not remove |
1416 | iter = g_slist_next(iter); | |
1417 | } | |
1418 | } | |
1419 | } | |
1420 | ||
1421 | /* - for each notifications in notify_in */ | |
1422 | { | |
313bd6fc | 1423 | GSList *iter = *notify_in; |
8bc02ec8 | 1424 | |
1425 | while(iter != NULL) { | |
1426 | gboolean remove = FALSE; | |
1427 | gboolean free_data = FALSE; | |
1428 | ||
1429 | BackgroundNotify *notify_req = (BackgroundNotify*)iter->data; | |
1430 | ||
1431 | /* - call notify and remove from notify_in */ | |
1432 | lttv_hooks_call(notify_req->notify, notify_req); | |
1433 | remove = TRUE; | |
1434 | free_data = TRUE; | |
1435 | ||
1436 | /* Go to next */ | |
1437 | if(remove) | |
1438 | { | |
1439 | GSList *remove_iter = iter; | |
1440 | ||
1441 | iter = g_slist_next(iter); | |
b052368a | 1442 | if(free_data) |
1443 | notify_request_free((BackgroundNotify*)remove_iter->data); | |
313bd6fc | 1444 | *notify_in = g_slist_remove_link(*notify_in, remove_iter); |
8bc02ec8 | 1445 | } else { // not remove |
1446 | iter = g_slist_next(iter); | |
1447 | } | |
1448 | } | |
1449 | } | |
1ce324c6 | 1450 | { |
1451 | /* - reset the context */ | |
1452 | LTTV_TRACESET_CONTEXT_GET_CLASS(tsc)->fini(tsc); | |
1453 | LTTV_TRACESET_CONTEXT_GET_CLASS(tsc)->init(tsc,ts); | |
1454 | } | |
3710295e | 1455 | /* - if list_out is empty */ |
1456 | if(g_slist_length(*list_out) == 0) { | |
1457 | /* - return FALSE (scheduler stopped) */ | |
1458 | g_debug("Background computation scheduler stopped"); | |
1459 | g_info("Background computation finished for trace %p", trace); | |
1460 | /* FIXME : remove status bar info, need context id and message id */ | |
93ac601b | 1461 | |
3710295e | 1462 | ret_val = FALSE; |
1463 | } else { | |
1464 | ret_val = TRUE; | |
1465 | } | |
8bc02ec8 | 1466 | } else { |
1467 | /* 3.4 else, end of trace not reached */ | |
1468 | /* - return TRUE (scheduler still registered) */ | |
313bd6fc | 1469 | g_debug("Background computation left"); |
b052368a | 1470 | ret_val = TRUE; |
8bc02ec8 | 1471 | } |
1472 | } | |
1473 | } | |
b052368a | 1474 | /* 4. Unlock traces */ |
1475 | { | |
088f6772 | 1476 | lttv_process_traceset_get_sync_data(tsc); |
1477 | //lttv_traceset_context_position_save(tsc, sync_position); | |
b052368a | 1478 | guint iter_trace; |
1479 | ||
1480 | for(iter_trace=0; | |
1481 | iter_trace<lttv_traceset_number(tsc->ts); | |
1482 | iter_trace++) { | |
1483 | LttvTrace *trace_v = lttv_traceset_get(tsc->ts, iter_trace); | |
1484 | ||
1485 | lttvwindowtraces_unlock(trace_v); | |
1486 | } | |
1487 | } | |
451aaf27 | 1488 | #endif /* BABEL_CLEANUP */ |
b052368a | 1489 | return ret_val; |
8bc02ec8 | 1490 | } |
e62a7964 | 1491 | |
1492 | ||
1493 | ||
1494 | /** | |
1495 | * Register the background computation hooks for a specific module. It adds the | |
313bd6fc | 1496 | * computation hooks to the global attrubutes, under "computation/module name". |
e62a7964 | 1497 | * |
1498 | * @param module_name A GQuark : the name of the module which computes the | |
1499 | * information. | |
1500 | */ | |
1501 | void lttvwindowtraces_register_computation_hooks(LttvAttributeName module_name, | |
750eb11a | 1502 | LttvHooks *before_chunk_traceset, |
1503 | LttvHooks *before_chunk_trace, | |
1504 | LttvHooks *before_chunk_tracefile, | |
1505 | LttvHooks *after_chunk_traceset, | |
1506 | LttvHooks *after_chunk_trace, | |
1507 | LttvHooks *after_chunk_tracefile, | |
1508 | LttvHooks *before_request, | |
1509 | LttvHooks *after_request, | |
1510 | LttvHooks *event_hook, | |
750eb11a | 1511 | LttvHooks *hook_adder, |
1512 | LttvHooks *hook_remover) | |
e62a7964 | 1513 | { |
1514 | LttvAttribute *g_attribute = lttv_global_attributes(); | |
1515 | LttvAttribute *attribute; | |
1516 | LttvAttributeValue value; | |
96c9eb79 | 1517 | gboolean result; |
e62a7964 | 1518 | |
96c9eb79 | 1519 | attribute = |
e62a7964 | 1520 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 1521 | LTTV_COMPUTATION)); |
1522 | g_assert(attribute); | |
e62a7964 | 1523 | |
96c9eb79 | 1524 | attribute = |
e62a7964 | 1525 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
96c9eb79 | 1526 | module_name)); |
1527 | g_assert(attribute); | |
e62a7964 | 1528 | |
96c9eb79 | 1529 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
e62a7964 | 1530 | LTTV_BEFORE_CHUNK_TRACESET, |
1531 | LTTV_POINTER, | |
96c9eb79 | 1532 | &value); |
1533 | g_assert(result); | |
1534 | ||
e62a7964 | 1535 | *(value.v_pointer) = before_chunk_traceset; |
1536 | ||
96c9eb79 | 1537 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
e62a7964 | 1538 | LTTV_BEFORE_CHUNK_TRACE, |
1539 | LTTV_POINTER, | |
96c9eb79 | 1540 | &value); |
1541 | g_assert(result); | |
e62a7964 | 1542 | *(value.v_pointer) = before_chunk_trace; |
1543 | ||
96c9eb79 | 1544 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
e62a7964 | 1545 | LTTV_BEFORE_CHUNK_TRACEFILE, |
1546 | LTTV_POINTER, | |
96c9eb79 | 1547 | &value); |
1548 | g_assert(result); | |
e62a7964 | 1549 | *(value.v_pointer) = before_chunk_tracefile; |
1550 | ||
96c9eb79 | 1551 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
e62a7964 | 1552 | LTTV_AFTER_CHUNK_TRACESET, |
1553 | LTTV_POINTER, | |
96c9eb79 | 1554 | &value); |
1555 | g_assert(result); | |
e62a7964 | 1556 | *(value.v_pointer) = after_chunk_traceset; |
1557 | ||
96c9eb79 | 1558 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
e62a7964 | 1559 | LTTV_AFTER_CHUNK_TRACE, |
1560 | LTTV_POINTER, | |
96c9eb79 | 1561 | &value); |
1562 | g_assert(result); | |
e62a7964 | 1563 | *(value.v_pointer) = after_chunk_trace; |
1564 | ||
96c9eb79 | 1565 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
e62a7964 | 1566 | LTTV_AFTER_CHUNK_TRACEFILE, |
1567 | LTTV_POINTER, | |
96c9eb79 | 1568 | &value); |
1569 | g_assert(result); | |
e62a7964 | 1570 | *(value.v_pointer) = after_chunk_tracefile; |
1571 | ||
96c9eb79 | 1572 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
e62a7964 | 1573 | LTTV_BEFORE_REQUEST, |
1574 | LTTV_POINTER, | |
96c9eb79 | 1575 | &value); |
1576 | g_assert(result); | |
e62a7964 | 1577 | *(value.v_pointer) = before_request; |
1578 | ||
96c9eb79 | 1579 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
e62a7964 | 1580 | LTTV_AFTER_REQUEST, |
1581 | LTTV_POINTER, | |
96c9eb79 | 1582 | &value); |
1583 | g_assert(result); | |
e62a7964 | 1584 | *(value.v_pointer) = after_request; |
1585 | ||
96c9eb79 | 1586 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
e62a7964 | 1587 | LTTV_EVENT_HOOK, |
1588 | LTTV_POINTER, | |
96c9eb79 | 1589 | &value); |
1590 | g_assert(result); | |
e62a7964 | 1591 | *(value.v_pointer) = event_hook; |
1592 | ||
96c9eb79 | 1593 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
313bd6fc | 1594 | LTTV_HOOK_ADDER, |
1595 | LTTV_POINTER, | |
96c9eb79 | 1596 | &value); |
1597 | g_assert(result); | |
313bd6fc | 1598 | *(value.v_pointer) = hook_adder; |
1599 | ||
96c9eb79 | 1600 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
313bd6fc | 1601 | LTTV_HOOK_REMOVER, |
1602 | LTTV_POINTER, | |
96c9eb79 | 1603 | &value); |
1604 | g_assert(result); | |
313bd6fc | 1605 | *(value.v_pointer) = hook_remover; |
1606 | ||
e62a7964 | 1607 | } |
1608 | ||
1609 | ||
1610 | /** | |
d389bc8d | 1611 | * It removes all the requests that can be currently processed by the |
e62a7964 | 1612 | * background computation algorithm for all the traces (list_in and list_out). |
1613 | * | |
1614 | * Leaves the flag to in_progress or none.. depending if current or queue | |
1615 | * | |
1616 | * @param module_name A GQuark : the name of the module which computes the | |
1617 | * information. | |
1618 | */ | |
1619 | void lttvwindowtraces_unregister_requests(LttvAttributeName module_name) | |
1620 | { | |
1621 | guint i; | |
96c9eb79 | 1622 | gboolean result; |
e62a7964 | 1623 | |
1624 | for(i=0;i<lttvwindowtraces_get_number();i++) { | |
1625 | LttvTrace *trace_v = lttvwindowtraces_get_trace(i); | |
1626 | g_assert(trace_v != NULL); | |
e62a7964 | 1627 | LttvAttribute *attribute = lttv_trace_attribute(trace_v); |
1628 | LttvAttributeValue value; | |
313bd6fc | 1629 | GSList **queue, **current; |
e62a7964 | 1630 | GSList *iter; |
1631 | ||
96c9eb79 | 1632 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
e62a7964 | 1633 | LTTV_REQUESTS_QUEUE, |
1634 | LTTV_POINTER, | |
96c9eb79 | 1635 | &value); |
1636 | g_assert(result); | |
1637 | ||
313bd6fc | 1638 | queue = (GSList**)(value.v_pointer); |
e62a7964 | 1639 | |
313bd6fc | 1640 | iter = *queue; |
e62a7964 | 1641 | while(iter != NULL) { |
1642 | gboolean remove = FALSE; | |
1643 | gboolean free_data = FALSE; | |
1644 | ||
1645 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; | |
1646 | ||
1647 | if(bg_req->module_name == module_name) { | |
1648 | remove = TRUE; | |
1649 | free_data = TRUE; | |
1650 | } | |
1651 | ||
1652 | /* Go to next */ | |
1653 | if(remove) | |
1654 | { | |
1655 | GSList *remove_iter = iter; | |
1656 | ||
1657 | iter = g_slist_next(iter); | |
1658 | if(free_data) g_free(remove_iter->data); | |
313bd6fc | 1659 | *queue = g_slist_remove_link(*queue, remove_iter); |
e62a7964 | 1660 | } else { // not remove |
1661 | iter = g_slist_next(iter); | |
1662 | } | |
1663 | } | |
1664 | ||
1665 | ||
96c9eb79 | 1666 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
e62a7964 | 1667 | LTTV_REQUESTS_CURRENT, |
1668 | LTTV_POINTER, | |
96c9eb79 | 1669 | &value); |
1670 | g_assert(result); | |
1671 | ||
313bd6fc | 1672 | current = (GSList**)(value.v_pointer); |
e62a7964 | 1673 | |
313bd6fc | 1674 | iter = *current; |
e62a7964 | 1675 | while(iter != NULL) { |
1676 | gboolean remove = FALSE; | |
1677 | gboolean free_data = FALSE; | |
1678 | ||
1679 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; | |
1680 | ||
1681 | if(bg_req->module_name == module_name) { | |
1682 | remove = TRUE; | |
1683 | free_data = TRUE; | |
1684 | } | |
1685 | ||
1686 | /* Go to next */ | |
1687 | if(remove) | |
1688 | { | |
1689 | GSList *remove_iter = iter; | |
1690 | ||
1691 | iter = g_slist_next(iter); | |
1692 | if(free_data) g_free(remove_iter->data); | |
313bd6fc | 1693 | *current = g_slist_remove_link(*current, remove_iter); |
e62a7964 | 1694 | } else { // not remove |
1695 | iter = g_slist_next(iter); | |
1696 | } | |
1697 | } | |
1698 | } | |
1699 | } | |
1700 | ||
1701 | ||
1702 | /** | |
1703 | * Unregister the background computation hooks for a specific module. | |
1704 | * | |
d389bc8d | 1705 | * It also removes all the requests that can be currently processed by the |
e62a7964 | 1706 | * background computation algorithm for all the traces (list_in and list_out). |
1707 | * | |
1708 | * @param module_name A GQuark : the name of the module which computes the | |
1709 | * information. | |
1710 | */ | |
1711 | ||
1712 | void lttvwindowtraces_unregister_computation_hooks | |
1713 | (LttvAttributeName module_name) | |
1714 | { | |
1715 | LttvAttribute *g_attribute = lttv_global_attributes(); | |
1716 | LttvAttribute *attribute; | |
91fd6881 | 1717 | LttvAttributeValue value; |
96c9eb79 | 1718 | gboolean result; |
e62a7964 | 1719 | |
96c9eb79 | 1720 | attribute = |
e62a7964 | 1721 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 1722 | LTTV_COMPUTATION)); |
1723 | g_assert(attribute); | |
e62a7964 | 1724 | |
96c9eb79 | 1725 | attribute = |
1726 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), | |
1727 | module_name)); | |
1728 | g_assert(attribute); | |
e62a7964 | 1729 | |
96c9eb79 | 1730 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
91fd6881 | 1731 | LTTV_BEFORE_CHUNK_TRACESET, |
1732 | LTTV_POINTER, | |
96c9eb79 | 1733 | &value); |
1734 | g_assert(result); | |
1735 | ||
91fd6881 | 1736 | LttvHooks *before_chunk_traceset = (LttvHooks*)*(value.v_pointer); |
1737 | if(before_chunk_traceset != NULL) | |
1738 | lttv_hooks_destroy(before_chunk_traceset); | |
1739 | ||
96c9eb79 | 1740 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
91fd6881 | 1741 | LTTV_BEFORE_CHUNK_TRACE, |
1742 | LTTV_POINTER, | |
96c9eb79 | 1743 | &value); |
1744 | g_assert(result); | |
1745 | ||
91fd6881 | 1746 | LttvHooks *before_chunk_trace = (LttvHooks*)*(value.v_pointer); |
1747 | if(before_chunk_trace != NULL) | |
1748 | lttv_hooks_destroy(before_chunk_trace); | |
1749 | ||
96c9eb79 | 1750 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
91fd6881 | 1751 | LTTV_BEFORE_CHUNK_TRACEFILE, |
1752 | LTTV_POINTER, | |
96c9eb79 | 1753 | &value); |
1754 | g_assert(result); | |
1755 | ||
91fd6881 | 1756 | LttvHooks *before_chunk_tracefile = (LttvHooks*)*(value.v_pointer); |
1757 | if(before_chunk_tracefile != NULL) | |
1758 | lttv_hooks_destroy(before_chunk_tracefile); | |
1759 | ||
96c9eb79 | 1760 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
91fd6881 | 1761 | LTTV_AFTER_CHUNK_TRACESET, |
1762 | LTTV_POINTER, | |
96c9eb79 | 1763 | &value); |
1764 | g_assert(result); | |
1765 | ||
91fd6881 | 1766 | LttvHooks *after_chunk_traceset = (LttvHooks*)*(value.v_pointer); |
1767 | if(after_chunk_traceset != NULL) | |
1768 | lttv_hooks_destroy(after_chunk_traceset); | |
1769 | ||
96c9eb79 | 1770 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
91fd6881 | 1771 | LTTV_AFTER_CHUNK_TRACE, |
1772 | LTTV_POINTER, | |
96c9eb79 | 1773 | &value); |
1774 | g_assert(result); | |
1775 | ||
91fd6881 | 1776 | LttvHooks *after_chunk_trace = (LttvHooks*)*(value.v_pointer); |
1777 | if(after_chunk_trace != NULL) | |
1778 | lttv_hooks_destroy(after_chunk_trace); | |
1779 | ||
96c9eb79 | 1780 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
91fd6881 | 1781 | LTTV_AFTER_CHUNK_TRACEFILE, |
1782 | LTTV_POINTER, | |
96c9eb79 | 1783 | &value); |
1784 | g_assert(result); | |
1785 | ||
91fd6881 | 1786 | LttvHooks *after_chunk_tracefile = (LttvHooks*)*(value.v_pointer); |
1787 | if(after_chunk_tracefile != NULL) | |
1788 | lttv_hooks_destroy(after_chunk_tracefile); | |
1789 | ||
96c9eb79 | 1790 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
91fd6881 | 1791 | LTTV_BEFORE_REQUEST, |
1792 | LTTV_POINTER, | |
96c9eb79 | 1793 | &value); |
1794 | g_assert(result); | |
1795 | ||
91fd6881 | 1796 | LttvHooks *before_request = (LttvHooks*)*(value.v_pointer); |
1797 | if(before_request != NULL) | |
1798 | lttv_hooks_destroy(before_request); | |
1799 | ||
96c9eb79 | 1800 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
91fd6881 | 1801 | LTTV_AFTER_REQUEST, |
1802 | LTTV_POINTER, | |
96c9eb79 | 1803 | &value); |
1804 | g_assert(result); | |
1805 | ||
91fd6881 | 1806 | LttvHooks *after_request = (LttvHooks*)*(value.v_pointer); |
1807 | if(after_request != NULL) | |
1808 | lttv_hooks_destroy(after_request); | |
1809 | ||
96c9eb79 | 1810 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
91fd6881 | 1811 | LTTV_EVENT_HOOK, |
1812 | LTTV_POINTER, | |
96c9eb79 | 1813 | &value); |
1814 | g_assert(result); | |
1815 | ||
91fd6881 | 1816 | LttvHooks *event_hook = (LttvHooks*)*(value.v_pointer); |
1817 | if(event_hook != NULL) | |
1818 | lttv_hooks_destroy(event_hook); | |
1819 | ||
96c9eb79 | 1820 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
750eb11a | 1821 | LTTV_EVENT_HOOK_BY_ID_CHANNEL, |
91fd6881 | 1822 | LTTV_POINTER, |
96c9eb79 | 1823 | &value); |
1824 | g_assert(result); | |
1825 | ||
96c9eb79 | 1826 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
91fd6881 | 1827 | LTTV_HOOK_ADDER, |
1828 | LTTV_POINTER, | |
96c9eb79 | 1829 | &value); |
1830 | g_assert(result); | |
1831 | ||
91fd6881 | 1832 | LttvHooks *hook_adder = (LttvHooks*)*(value.v_pointer); |
1833 | if(hook_adder != NULL) | |
1834 | lttv_hooks_destroy(hook_adder); | |
1835 | ||
96c9eb79 | 1836 | result = lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
91fd6881 | 1837 | LTTV_HOOK_REMOVER, |
1838 | LTTV_POINTER, | |
96c9eb79 | 1839 | &value); |
1840 | g_assert(result); | |
1841 | ||
91fd6881 | 1842 | LttvHooks *hook_remover = (LttvHooks*)*(value.v_pointer); |
1843 | if(hook_remover != NULL) | |
1844 | lttv_hooks_destroy(hook_remover); | |
1845 | ||
1846 | ||
e62a7964 | 1847 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
750eb11a | 1848 | LTTV_EVENT_HOOK_BY_ID_CHANNEL); |
e62a7964 | 1849 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1850 | LTTV_EVENT_HOOK); | |
1851 | ||
1852 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), | |
1853 | LTTV_AFTER_REQUEST); | |
1854 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), | |
1855 | LTTV_BEFORE_REQUEST); | |
1856 | ||
1857 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), | |
1858 | LTTV_AFTER_CHUNK_TRACEFILE); | |
1859 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), | |
1860 | LTTV_AFTER_CHUNK_TRACE); | |
1861 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), | |
1862 | LTTV_AFTER_CHUNK_TRACESET); | |
1863 | ||
1864 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), | |
1865 | LTTV_BEFORE_CHUNK_TRACEFILE); | |
1866 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), | |
1867 | LTTV_BEFORE_CHUNK_TRACE); | |
1868 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), | |
1869 | LTTV_BEFORE_CHUNK_TRACESET); | |
313bd6fc | 1870 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1871 | LTTV_HOOK_ADDER); | |
1872 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), | |
1873 | LTTV_HOOK_REMOVER); | |
1874 | ||
e62a7964 | 1875 | /* finally, remove module name */ |
96c9eb79 | 1876 | attribute = |
e62a7964 | 1877 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
96c9eb79 | 1878 | LTTV_COMPUTATION)); |
1879 | g_assert(attribute); | |
e62a7964 | 1880 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1881 | module_name); | |
1882 | ||
1883 | } | |
1884 | ||
b052368a | 1885 | /** |
1886 | * Lock a trace so no other instance can use it. | |
1887 | * | |
1888 | * @param trace The trace to lock. | |
1889 | * @return 0 on success, -1 if cannot get lock. | |
1890 | */ | |
1891 | gint lttvwindowtraces_lock(LttvTrace *trace) | |
1892 | { | |
1893 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
1894 | LttvAttributeValue value; | |
1895 | LttvAttributeType type; | |
1896 | ||
1897 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), | |
1898 | LTTV_LOCK, | |
1899 | &value); | |
1900 | /* Verify the absence of the lock. */ | |
1901 | if(type != LTTV_NONE) { | |
1902 | g_critical("Cannot take trace lock"); | |
1903 | return -1; | |
1904 | } | |
1905 | ||
1906 | value = lttv_iattribute_add(LTTV_IATTRIBUTE(attribute), | |
1907 | LTTV_LOCK, | |
1908 | LTTV_INT); | |
1909 | /* the value is left unset. The only presence of the attribute is necessary. | |
1910 | */ | |
1911 | ||
1912 | return 0; | |
1913 | } | |
1914 | ||
1915 | /** | |
1916 | * Unlock a trace. | |
1917 | * | |
1918 | * @param trace The trace to unlock. | |
1919 | * @return 0 on success, -1 if cannot unlock (not locked ?). | |
1920 | */ | |
1921 | gint lttvwindowtraces_unlock(LttvTrace *trace) | |
1922 | { | |
1923 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
1924 | LttvAttributeType type; | |
1925 | LttvAttributeValue value; | |
1926 | ||
1927 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), | |
1928 | LTTV_LOCK, | |
1929 | &value); | |
1930 | /* Verify the presence of the lock. */ | |
1931 | if(type == LTTV_NONE) { | |
1932 | g_critical("Cannot release trace lock"); | |
1933 | return -1; | |
1934 | } | |
1935 | ||
1936 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), | |
1937 | LTTV_LOCK); | |
1938 | ||
1939 | return 0; | |
1940 | } | |
1941 | ||
1942 | /** | |
1943 | * Verify if a trace is locked. | |
1944 | * | |
1945 | * @param trace The trace to verify. | |
1946 | * @return TRUE if locked, FALSE is unlocked. | |
1947 | */ | |
1948 | gint lttvwindowtraces_get_lock_state(LttvTrace *trace) | |
1949 | { | |
1950 | LttvAttribute *attribute = lttv_trace_attribute(trace); | |
1951 | LttvAttributeType type; | |
1952 | LttvAttributeValue value; | |
1953 | ||
1954 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), | |
1955 | LTTV_LOCK, | |
1956 | &value); | |
1957 | /* The only presence of the attribute is necessary. */ | |
1958 | if(type == LTTV_NONE) | |
1959 | return FALSE; | |
1960 | else | |
1961 | return TRUE; | |
1962 | } | |
e62a7964 | 1963 |