ltt/branches/poly/lttv/modules/gui/controlflow/processlist.c

   1 /* This file is part of the Linux Trace Toolkit viewer
   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 #ifdef HAVE_CONFIG_H
  20 #include <config.h>
  21 #endif
  22
  23 #include <gtk/gtk.h>
  24 #include <gdk/gdk.h>
  25 #include <glib.h>
  26 #include <string.h>
  27 #include <stdlib.h>
  28 #include <math.h>
  29
  30 #include "processlist.h"
  31 #include "drawing.h"
  32 #include "drawitem.h"
  33
  34 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
  35 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
  36
  37 /* Preallocated Size of the index_to_pixmap array */
  38 #define ALLOCATE_PROCESSES 1000
  39
  40 /*****************************************************************************
  41  *                       Methods to synchronize process list                 *
  42  *****************************************************************************/
  43
  44
  45 gint process_sort_func  ( GtkTreeModel *model,
  46         GtkTreeIter *it_a,
  47         GtkTreeIter *it_b,
  48         gpointer user_data)
  49 {
  50   gchar *a_name;
  51   guint a_pid, a_ppid, a_cpu;
  52   gulong a_birth_s, a_birth_ns;
  53   gulong a_trace;
  54
  55   gchar *b_name;
  56   guint b_pid, b_ppid, b_cpu;
  57   gulong b_birth_s, b_birth_ns;
  58   gulong b_trace;
  59
  60   gtk_tree_model_get(model,
  61            it_a,
  62            0, &a_name,
  63            1, &a_pid,
  64            2, &a_ppid,
  65            3, &a_cpu,
  66            4, &a_birth_s,
  67            5, &a_birth_ns,
  68            6, &a_trace,
  69            -1);
  70
  71   gtk_tree_model_get(model,
  72            it_b,
  73            0, &b_name,
  74            1, &b_pid,
  75            2, &b_ppid,
  76            3, &b_cpu,
  77            4, &b_birth_s,
  78            5, &b_birth_ns,
  79            6, &b_trace,
  80            -1);
  81
  82
  83   /* Order by PID */
  84   if(a_pid == 0 &&  b_pid == 0) {
  85     /* If 0, order by CPU */
  86     if(a_cpu > b_cpu) return 1;
  87     if(a_cpu < b_cpu) return -1;
  88
  89   } else { /* if not 0, order by pid */
  90
  91     if(a_pid > b_pid) return 1;
  92     if(a_pid < b_pid) return -1;
  93   }
  94
  95   /* Order by birth second */
  96
  97   if(a_birth_s > b_birth_s) return 1;
  98   if(a_birth_s < b_birth_s) return -1;
  99
 100
 101   /* Order by birth nanosecond */
 102   if(a_birth_ns > b_birth_ns) return 1;
 103   if(a_birth_ns < b_birth_ns) return -1;
 104
 105   /* Order by trace_num */
 106   if(a_trace > b_trace) return 1;
 107   if(a_trace < b_trace) return -1;
 108
 109   return 0;
 110
 111 }
 112
 113 static guint process_list_hash_fct(gconstpointer key)
 114 {
 115   guint pid = ((const ProcessInfo*)key)->pid;
 116   return ((pid>>8 ^ pid>>4 ^ pid>>2 ^ pid) ^ ((const ProcessInfo*)key)->cpu);
 117 }
 118
 119 /* If hash is good, should be different */
 120 static gboolean process_list_equ_fct(gconstpointer a, gconstpointer b)
 121 {
 122   const ProcessInfo *pa = (const ProcessInfo*)a;
 123   const ProcessInfo *pb = (const ProcessInfo*)b;
 124
 125   gboolean ret = TRUE;
 126
 127   if(likely(pa->pid != pb->pid))
 128     ret = FALSE;
 129   if(likely((pa->pid == 0 && (pa->cpu != pb->cpu))))
 130     ret = FALSE;
 131   if(unlikely(ltt_time_compare(pa->birth, pb->birth) != 0))
 132     ret = FALSE;
 133   if(unlikely(pa->trace_num != pb->trace_num))
 134     ret = FALSE;
 135
 136   return ret;
 137 }
 138
 139 void destroy_hash_key(gpointer key);
 140
 141 void destroy_hash_data(gpointer data);
 142
 143
 144 gboolean scroll_event(GtkWidget *widget, GdkEventScroll *event, gpointer data)
 145 {
 146   ControlFlowData *control_flow_data =
 147       (ControlFlowData*)g_object_get_data(
 148                 G_OBJECT(widget),
 149                 "control_flow_data");
 150   Drawing_t *drawing = control_flow_data->drawing;
 151         unsigned int cell_height =
 152                 get_cell_height(GTK_TREE_VIEW(control_flow_data->process_list->process_list_widget));
 153
 154   switch(event->direction) {
 155     case GDK_SCROLL_UP:
 156       gtk_adjustment_set_value(control_flow_data->v_adjust,
 157         gtk_adjustment_get_value(control_flow_data->v_adjust) - cell_height);
 158       break;
 159     case GDK_SCROLL_DOWN:
 160       gtk_adjustment_set_value(control_flow_data->v_adjust,
 161         gtk_adjustment_get_value(control_flow_data->v_adjust) + cell_height);
 162       break;
 163     default:
 164       g_error("should only scroll up and down.");
 165   }
 166         return TRUE;
 167 }
 168
 169
 170 static void update_index_to_pixmap_each(ProcessInfo *key,
 171                                         HashedProcessData *value,
 172                                         ProcessList *process_list)
 173 {
 174   guint array_index = processlist_get_index_from_data(process_list, value);
 175
 176   g_assert(array_index < process_list->index_to_pixmap->len);
 177
 178   GdkPixmap **pixmap =
 179     (GdkPixmap**)&g_ptr_array_index(process_list->index_to_pixmap, array_index);
 180
 181   *pixmap = value->pixmap;
 182 }
 183
 184
 185 void update_index_to_pixmap(ProcessList *process_list)
 186 {
 187   g_ptr_array_set_size(process_list->index_to_pixmap,
 188                        g_hash_table_size(process_list->process_hash));
 189   g_hash_table_foreach(process_list->process_hash,
 190                        (GHFunc)update_index_to_pixmap_each,
 191                        process_list);
 192 }
 193
 194
 195 static void update_pixmap_size_each(ProcessInfo *key,
 196                                     HashedProcessData *value,
 197                                     guint width)
 198 {
 199   GdkPixmap *old_pixmap = value->pixmap;
 200
 201   value->pixmap =
 202         gdk_pixmap_new(old_pixmap,
 203                        width,
 204                        value->height,
 205                        -1);
 206
 207   gdk_pixmap_unref(old_pixmap);
 208 }
 209
 210
 211 void update_pixmap_size(ProcessList *process_list, guint width)
 212 {
 213   g_hash_table_foreach(process_list->process_hash,
 214                        (GHFunc)update_pixmap_size_each,
 215                        (gpointer)width);
 216 }
 217
 218
 219 typedef struct _CopyPixmap {
 220   GdkDrawable *dest;
 221   GdkGC *gc;
 222   GdkDrawable *src;
 223   gint xsrc, ysrc, xdest, ydest, width, height;
 224 } CopyPixmap;
 225
 226 static void copy_pixmap_region_each(ProcessInfo *key,
 227                                     HashedProcessData *value,
 228                                     CopyPixmap *cp)
 229 {
 230   GdkPixmap *src = cp->src;
 231   GdkPixmap *dest = cp->dest;
 232
 233   if(dest == NULL)
 234     dest = value->pixmap;
 235   if(src == NULL)
 236     src = value->pixmap;
 237
 238   gdk_draw_drawable (dest,
 239       cp->gc,
 240       src,
 241       cp->xsrc, cp->ysrc,
 242       cp->xdest, cp->ydest,
 243       cp->width, cp->height);
 244 }
 245
 246
 247
 248
 249 void copy_pixmap_region(ProcessList *process_list, GdkDrawable *dest,
 250     GdkGC *gc, GdkDrawable *src,
 251     gint xsrc, gint ysrc,
 252     gint xdest, gint ydest, gint width, gint height)
 253 {
 254   CopyPixmap cp = { dest, gc, src, xsrc, ysrc, xdest, ydest, width, height };
 255
 256   g_hash_table_foreach(process_list->process_hash,
 257                        (GHFunc)copy_pixmap_region_each,
 258                        &cp);
 259 }
 260
 261
 262
 263 typedef struct _RectanglePixmap {
 264   gboolean filled;
 265   gint x, y, width, height;
 266   GdkGC *gc;
 267 } RectanglePixmap;
 268
 269 static void rectangle_pixmap_each(ProcessInfo *key,
 270                                   HashedProcessData *value,
 271                                   RectanglePixmap *rp)
 272 {
 273   if(rp->height == -1)
 274     rp->height = value->height;
 275
 276   gdk_draw_rectangle (value->pixmap,
 277       rp->gc,
 278       rp->filled,
 279       rp->x, rp->y,
 280       rp->width, rp->height);
 281 }
 282
 283
 284
 285
 286 void rectangle_pixmap(ProcessList *process_list, GdkGC *gc,
 287     gboolean filled, gint x, gint y, gint width, gint height)
 288 {
 289   RectanglePixmap rp = { filled, x, y, width, height, gc };
 290
 291   g_hash_table_foreach(process_list->process_hash,
 292                        (GHFunc)rectangle_pixmap_each,
 293                        &rp);
 294 }
 295
 296
 297 /* Renders each pixmaps into on big drawable */
 298 void copy_pixmap_to_screen(ProcessList *process_list,
 299     GdkDrawable *dest,
 300     GdkGC *gc,
 301     gint x, gint y,
 302     gint width, gint height)
 303 {
 304   if(process_list->index_to_pixmap->len == 0) return;
 305   guint cell_height = process_list->cell_height;
 306
 307   /* Get indexes */
 308   gint begin = floor(y/(double)cell_height);
 309   gint end = MIN(ceil((y+height)/(double)cell_height),
 310                  process_list->index_to_pixmap->len);
 311   gint i;
 312
 313   for(i=begin; i<end; i++) {
 314     g_assert(i<process_list->index_to_pixmap->len);
 315     /* Render the pixmap to the screen */
 316     GdkPixmap *pixmap =
 317       //(GdkPixmap*)g_ptr_array_index(process_list->index_to_pixmap, i);
 318       GDK_PIXMAP(g_ptr_array_index(process_list->index_to_pixmap, i));
 319
 320     gdk_draw_drawable (dest,
 321         gc,
 322         pixmap,
 323         x, 0,
 324         x, i*cell_height,
 325         width, cell_height);
 326
 327   }
 328
 329
 330 }
 331
 332
 333
 334
 335
 336
 337
 338
 339
 340 ProcessList *processlist_construct(void)
 341 {
 342   GtkTreeViewColumn *column;
 343   GtkCellRenderer *renderer;
 344
 345   ProcessList* process_list = g_new(ProcessList,1);
 346
 347   process_list->number_of_process = 0;
 348
 349   process_list->current_hash_data = NULL;
 350
 351   /* Create the Process list */
 352   process_list->list_store = gtk_list_store_new (  N_COLUMNS,
 353               G_TYPE_STRING,
 354               G_TYPE_UINT,
 355               G_TYPE_UINT,
 356               G_TYPE_UINT,
 357               G_TYPE_ULONG,
 358               G_TYPE_ULONG,
 359               G_TYPE_ULONG);
 360
 361
 362   process_list->process_list_widget =
 363     gtk_tree_view_new_with_model
 364     (GTK_TREE_MODEL (process_list->list_store));
 365
 366   g_object_unref (G_OBJECT (process_list->list_store));
 367
 368   gtk_tree_sortable_set_default_sort_func(
 369       GTK_TREE_SORTABLE(process_list->list_store),
 370       process_sort_func,
 371       NULL,
 372       NULL);
 373
 374
 375   gtk_tree_sortable_set_sort_column_id(
 376       GTK_TREE_SORTABLE(process_list->list_store),
 377       GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID,
 378       GTK_SORT_ASCENDING);
 379
 380
 381   process_list->process_hash = g_hash_table_new_full(
 382       process_list_hash_fct, process_list_equ_fct,
 383       destroy_hash_key, destroy_hash_data
 384       );
 385
 386
 387   gtk_tree_view_set_headers_visible(
 388     GTK_TREE_VIEW(process_list->process_list_widget), TRUE);
 389
 390   /* Create a column, associating the "text" attribute of the
 391    * cell_renderer to the first column of the model */
 392   /* Columns alignment : 0.0 : Left    0.5 : Center   1.0 : Right */
 393   renderer = gtk_cell_renderer_text_new ();
 394   process_list->renderer = renderer;
 395
 396         gint vertical_separator;
 397         gtk_widget_style_get (GTK_WIDGET (process_list->process_list_widget),
 398                         "vertical-separator", &vertical_separator,
 399                         NULL);
 400   gtk_cell_renderer_get_size(renderer,
 401       GTK_WIDGET(process_list->process_list_widget),
 402       NULL,
 403       NULL,
 404       NULL,
 405       NULL,
 406       &process_list->cell_height);
 407
 408 #if GTK_CHECK_VERSION(2,4,15)
 409   guint ypad;
 410   g_object_get(G_OBJECT(renderer), "ypad", &ypad, NULL);
 411
 412   process_list->cell_height += ypad;
 413 #endif
 414   process_list->cell_height += vertical_separator;
 415
 416
 417   column = gtk_tree_view_column_new_with_attributes ( "Process",
 418                 renderer,
 419                 "text",
 420                 PROCESS_COLUMN,
 421                 NULL);
 422   gtk_tree_view_column_set_alignment (column, 0.0);
 423   gtk_tree_view_column_set_fixed_width (column, 45);
 424   gtk_tree_view_append_column (
 425     GTK_TREE_VIEW (process_list->process_list_widget), column);
 426
 427   process_list->button = column->button;
 428
 429   column = gtk_tree_view_column_new_with_attributes ( "PID",
 430                 renderer,
 431                 "text",
 432                 PID_COLUMN,
 433                 NULL);
 434   gtk_tree_view_append_column (
 435     GTK_TREE_VIEW (process_list->process_list_widget), column);
 436
 437   column = gtk_tree_view_column_new_with_attributes ( "PPID",
 438                 renderer,
 439                 "text",
 440                 PPID_COLUMN,
 441                 NULL);
 442   gtk_tree_view_append_column (
 443     GTK_TREE_VIEW (process_list->process_list_widget), column);
 444
 445   column = gtk_tree_view_column_new_with_attributes ( "CPU",
 446                 renderer,
 447                 "text",
 448                 CPU_COLUMN,
 449                 NULL);
 450   gtk_tree_view_append_column (
 451     GTK_TREE_VIEW (process_list->process_list_widget), column);
 452
 453   column = gtk_tree_view_column_new_with_attributes ( "Birth sec",
 454                 renderer,
 455                 "text",
 456                 BIRTH_S_COLUMN,
 457                 NULL);
 458   gtk_tree_view_append_column (
 459     GTK_TREE_VIEW (process_list->process_list_widget), column);
 460
 461   //gtk_tree_view_column_set_visible(column, 0);
 462   //
 463   column = gtk_tree_view_column_new_with_attributes ( "Birth nsec",
 464                 renderer,
 465                 "text",
 466                 BIRTH_NS_COLUMN,
 467                 NULL);
 468   gtk_tree_view_append_column (
 469     GTK_TREE_VIEW (process_list->process_list_widget), column);
 470
 471   column = gtk_tree_view_column_new_with_attributes ( "TRACE",
 472                 renderer,
 473                 "text",
 474                 TRACE_COLUMN,
 475                 NULL);
 476   gtk_tree_view_append_column (
 477     GTK_TREE_VIEW (process_list->process_list_widget), column);
 478
 479
 480   //gtk_tree_view_column_set_visible(column, 0);
 481
 482   g_object_set_data_full(
 483       G_OBJECT(process_list->process_list_widget),
 484       "process_list_Data",
 485       process_list,
 486       (GDestroyNotify)processlist_destroy);
 487
 488   process_list->index_to_pixmap = g_ptr_array_sized_new(ALLOCATE_PROCESSES);
 489
 490   return process_list;
 491 }
 492
 493 void processlist_destroy(ProcessList *process_list)
 494 {
 495   g_debug("processlist_destroy %p", process_list);
 496   g_hash_table_destroy(process_list->process_hash);
 497   process_list->process_hash = NULL;
 498   g_ptr_array_free(process_list->index_to_pixmap, TRUE);
 499
 500   g_free(process_list);
 501   g_debug("processlist_destroy end");
 502 }
 503
 504 static gboolean remove_hash_item(ProcessInfo *process_info,
 505                                  HashedProcessData *hashed_process_data,
 506                                  ProcessList *process_list)
 507 {
 508   GtkTreeIter iter;
 509
 510   iter = hashed_process_data->y_iter;
 511
 512   gtk_list_store_remove (process_list->list_store, &iter);
 513   gdk_pixmap_unref(hashed_process_data->pixmap);
 514
 515   if(likely(process_list->current_hash_data != NULL)) {
 516     if(likely(hashed_process_data ==
 517                 process_list->current_hash_data[process_info->cpu]))
 518       process_list->current_hash_data[process_info->cpu] = NULL;
 519   }
 520   return TRUE; /* remove the element from the hash table */
 521 }
 522
 523 void processlist_clear(ProcessList *process_list)
 524 {
 525   g_info("processlist_clear %p", process_list);
 526
 527   g_hash_table_foreach_remove(process_list->process_hash,
 528                               (GHRFunc)remove_hash_item,
 529                               (gpointer)process_list);
 530   process_list->number_of_process = 0;
 531   update_index_to_pixmap(process_list);
 532 }
 533
 534
 535 GtkWidget *processlist_get_widget(ProcessList *process_list)
 536 {
 537   return process_list->process_list_widget;
 538 }
 539
 540
 541 void destroy_hash_key(gpointer key)
 542 {
 543   g_free(key);
 544 }
 545
 546 void destroy_hash_data(gpointer data)
 547 {
 548   g_free(data);
 549 }
 550
 551
 552 void processlist_set_name(ProcessList *process_list,
 553     GQuark name,
 554     HashedProcessData *hashed_process_data)
 555 {
 556   gtk_list_store_set (  process_list->list_store, &hashed_process_data->y_iter,
 557         PROCESS_COLUMN, g_quark_to_string(name),
 558         -1);
 559 }
 560
 561 void processlist_set_ppid(ProcessList *process_list,
 562     guint ppid,
 563     HashedProcessData *hashed_process_data)
 564 {
 565   gtk_list_store_set (  process_list->list_store, &hashed_process_data->y_iter,
 566         PPID_COLUMN, ppid,
 567         -1);
 568 }
 569
 570
 571 int processlist_add(  ProcessList *process_list,
 572       Drawing_t *drawing,
 573       guint pid,
 574       guint cpu,
 575       guint ppid,
 576       LttTime *birth,
 577       guint trace_num,
 578       GQuark name,
 579       guint *height,
 580       ProcessInfo **pm_process_info,
 581       HashedProcessData **pm_hashed_process_data)
 582 {
 583   ProcessInfo *Process_Info = g_new(ProcessInfo, 1);
 584   HashedProcessData *hashed_process_data = g_new(HashedProcessData, 1);
 585   *pm_hashed_process_data = hashed_process_data;
 586   *pm_process_info = Process_Info;
 587
 588   Process_Info->pid = pid;
 589   if(pid == 0)
 590     Process_Info->cpu = cpu;
 591   else
 592     Process_Info->cpu = 0;
 593   Process_Info->ppid = ppid;
 594   Process_Info->birth = *birth;
 595   Process_Info->trace_num = trace_num;
 596
 597   /* When we create it from before state update, we are sure that the
 598    * last event occured before the beginning of the global area.
 599    *
 600    * If it is created after state update, this value (0) will be
 601    * overriden by the new state before anything is drawn.
 602    */
 603   hashed_process_data->x.over = 0;
 604   hashed_process_data->x.over_used = FALSE;
 605   hashed_process_data->x.over_marked = FALSE;
 606   hashed_process_data->x.middle = 0;
 607   hashed_process_data->x.middle_used = FALSE;
 608   hashed_process_data->x.middle_marked = FALSE;
 609   hashed_process_data->x.under = 0;
 610   hashed_process_data->x.under_used = FALSE;
 611   hashed_process_data->x.under_marked = FALSE;
 612   hashed_process_data->next_good_time = ltt_time_zero;
 613
 614   /* Add a new row to the model */
 615   gtk_list_store_append ( process_list->list_store,
 616                           &hashed_process_data->y_iter);
 617
 618   gtk_list_store_set (  process_list->list_store, &hashed_process_data->y_iter,
 619         PROCESS_COLUMN, g_quark_to_string(name),
 620         PID_COLUMN, pid,
 621         PPID_COLUMN, ppid,
 622         CPU_COLUMN, cpu,
 623         BIRTH_S_COLUMN, birth->tv_sec,
 624         BIRTH_NS_COLUMN, birth->tv_nsec,
 625         TRACE_COLUMN, trace_num,
 626         -1);
 627   //gtk_tree_view_set_model(GTK_TREE_VIEW(process_list->process_list_widget),
 628   //                        GTK_TREE_MODEL(process_list->list_store));
 629   //gtk_container_resize_children(GTK_CONTAINER(process_list->process_list_widget));
 630
 631   g_hash_table_insert(process_list->process_hash,
 632         (gpointer)Process_Info,
 633         (gpointer)hashed_process_data);
 634
 635   process_list->number_of_process++;
 636
 637   hashed_process_data->height = process_list->cell_height;
 638
 639   g_assert(hashed_process_data->height != 0);
 640
 641   *height = hashed_process_data->height * process_list->number_of_process;
 642
 643   hashed_process_data->pixmap =
 644         gdk_pixmap_new(drawing->drawing_area->window,
 645                        drawing->alloc_width,
 646                        hashed_process_data->height,
 647                        -1);
 648
 649   // Clear the image
 650   gdk_draw_rectangle (hashed_process_data->pixmap,
 651         drawing->drawing_area->style->black_gc,
 652         TRUE,
 653         0, 0,
 654         drawing->alloc_width,
 655         hashed_process_data->height);
 656
 657   update_index_to_pixmap(process_list);
 658
 659
 660   return 0;
 661 }
 662
 663 int processlist_remove( ProcessList *process_list,
 664       guint pid,
 665       guint cpu,
 666       LttTime *birth,
 667       guint trace_num)
 668 {
 669   ProcessInfo process_info;
 670   HashedProcessData *hashed_process_data;
 671   GtkTreeIter iter;
 672
 673   process_info.pid = pid;
 674   if(pid == 0)
 675     process_info.cpu = cpu;
 676   else
 677     process_info.cpu = 0;
 678   process_info.birth = *birth;
 679   process_info.trace_num = trace_num;
 680
 681
 682   hashed_process_data =
 683     (HashedProcessData*)g_hash_table_lookup(
 684           process_list->process_hash,
 685           &process_info);
 686   if(likely(hashed_process_data != NULL))
 687   {
 688     iter = hashed_process_data->y_iter;
 689
 690     gtk_list_store_remove (process_list->list_store, &iter);
 691
 692     g_hash_table_remove(process_list->process_hash,
 693         &process_info);
 694
 695     if(likely(process_list->current_hash_data != NULL)) {
 696       if(likely(hashed_process_data == process_list->current_hash_data[cpu])) {
 697         process_list->current_hash_data[cpu] = NULL;
 698       }
 699     }
 700
 701     gdk_pixmap_unref(hashed_process_data->pixmap);
 702
 703     update_index_to_pixmap(process_list);
 704
 705     process_list->number_of_process--;
 706
 707     return 0;
 708   } else {
 709     return 1;
 710   }
 711 }
 712
 713
 714 #if 0
 715 static inline guint get_cpu_number_from_name(GQuark name)
 716 {
 717   const gchar *string;
 718   char *begin;
 719   guint cpu;
 720
 721   string = g_quark_to_string(name);
 722
 723   begin = strrchr(string, '/');
 724   begin++;
 725
 726   g_assert(begin != '\0');
 727
 728   cpu = strtoul(begin, NULL, 10);
 729
 730   return cpu;
 731 }
 732 #endif //0