warning fixed for lttvwindow and controlflow view
[lttv.git] / ltt / branches / poly / lttv / modules / gui / controlflow / processlist.c
index 4145f745ddbdaeeccee2447f69b1b2b096e30452..a482927c7ae0230c71157cb6bf99ece3065e5530 100644 (file)
 
 #include <gtk/gtk.h>
 #include <glib.h>
+#include <string.h>
+#include <stdlib.h>
 
 #include "processlist.h"
 #include "drawitem.h"
 
+#define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
+#define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
+
+
 /*****************************************************************************
  *                       Methods to synchronize process list                 *
  *****************************************************************************/
 
+//static inline guint get_cpu_number_from_name(GQuark name);
+  
 /* Enumeration of the columns */
 enum
 {
   PROCESS_COLUMN,
   PID_COLUMN,
+  PPID_COLUMN,
+  CPU_COLUMN,
   BIRTH_S_COLUMN,
   BIRTH_NS_COLUMN,
   TRACE_COLUMN,
@@ -62,17 +72,61 @@ gint process_sort_func  ( GtkTreeModel *model,
   if(G_VALUE_TYPE(&a) == G_TYPE_UINT
     && G_VALUE_TYPE(&b) == G_TYPE_UINT )
   {
-    if(g_value_get_uint(&a) > g_value_get_uint(&b))
-    {
-      g_value_unset(&a);
-      g_value_unset(&b);
-      return 1;
-    }
-    if(g_value_get_uint(&a) < g_value_get_uint(&b))
     {
-      g_value_unset(&a);
-      g_value_unset(&b);
-      return 0;
+
+      if(g_value_get_uint(&a) == 0 &&  g_value_get_uint(&b) == 0) {
+
+        GValue cpua, cpub;
+
+        memset(&cpua, 0, sizeof(GValue));
+        memset(&cpub, 0, sizeof(GValue));
+       
+        /* If 0, order by CPU */
+        gtk_tree_model_get_value( model,
+                it_a,
+                CPU_COLUMN,
+                &cpua);
+
+        gtk_tree_model_get_value( model,
+                it_b,
+                CPU_COLUMN,
+                &cpub);
+
+        if(G_VALUE_TYPE(&cpua) == G_TYPE_UINT
+          && G_VALUE_TYPE(&cpub) == G_TYPE_UINT )
+        {
+          if(g_value_get_uint(&cpua) > g_value_get_uint(&cpub))
+          {
+            g_value_unset(&cpua);
+            g_value_unset(&cpub);
+            return 1;
+          }
+          if(g_value_get_uint(&cpua) < g_value_get_uint(&cpub))
+          {
+            g_value_unset(&cpua);
+            g_value_unset(&cpub);
+            return 0;
+          }
+        }
+
+        g_value_unset(&cpua);
+        g_value_unset(&cpub);
+
+      } else { /* if not 0, order by pid */
+      
+        if(g_value_get_uint(&a) > g_value_get_uint(&b))
+        {
+          g_value_unset(&a);
+          g_value_unset(&b);
+          return 1;
+        }
+        if(g_value_get_uint(&a) < g_value_get_uint(&b))
+        {
+          g_value_unset(&a);
+          g_value_unset(&b);
+          return 0;
+        }
+      }
     }
   }
 
@@ -134,13 +188,12 @@ gint process_sort_func  ( GtkTreeModel *model,
       g_value_unset(&b);
       return 1;
     }
-    // Final condition
-    //if(g_value_get_ulong(&a) < g_value_get_ulong(&b))
-    //{
-    //  g_value_unset(&a);
-    //  g_value_unset(&b);
-    //  return 0;
-    //}
+    if(g_value_get_ulong(&a) < g_value_get_ulong(&b))
+    {
+      g_value_unset(&a);
+      g_value_unset(&b);
+      return 0;
+    }
 
   }
   
@@ -176,34 +229,34 @@ gint process_sort_func  ( GtkTreeModel *model,
 
   }
 
-
-
   return 0;
 
 }
 
-guint hash_fct(gconstpointer key)
+static guint process_list_hash_fct(gconstpointer key)
 {
-  return ((ProcessInfo*)key)->pid;
+  guint pid = ((const ProcessInfo*)key)->pid;
+  return ((pid>>8 ^ pid>>4 ^ pid>>2 ^ pid) ^ ((const ProcessInfo*)key)->cpu);
 }
 
-gboolean equ_fct(gconstpointer a, gconstpointer b)
+/* If hash is good, should be different */
+static gboolean process_list_equ_fct(gconstpointer a, gconstpointer b)
 {
-  if(((ProcessInfo*)a)->pid != ((ProcessInfo*)b)->pid)
-    return 0;
-//  g_critical("compare %u and %u",((ProcessInfo*)a)->pid,((ProcessInfo*)b)->pid);
-  if(((ProcessInfo*)a)->birth.tv_sec != ((ProcessInfo*)b)->birth.tv_sec)
-    return 0;
-//  g_critical("compare %u and %u",((ProcessInfo*)a)->birth.tv_sec,((ProcessInfo*)b)->birth.tv_sec);
-
-  if(((ProcessInfo*)a)->birth.tv_nsec != ((ProcessInfo*)b)->birth.tv_nsec)
-    return 0;
-//  g_critical("compare %u and %u",((ProcessInfo*)a)->birth.tv_nsec,((ProcessInfo*)b)->birth.tv_nsec);
-
-  if(((ProcessInfo*)a)->trace_num != ((ProcessInfo*)b)->trace_num)
-    return 0;
-
-  return 1;
+  const ProcessInfo *pa = (const ProcessInfo*)a;
+  const ProcessInfo *pb = (const ProcessInfo*)b;
+  
+  gboolean ret = TRUE;
+
+  if(likely(pa->pid != pb->pid))
+    ret = FALSE;
+  else if(likely((pa->pid == 0 && (pa->cpu != pb->cpu))))
+    ret = FALSE;
+  else if(unlikely(ltt_time_compare(pa->birth, pb->birth) != 0))
+    ret = FALSE;
+  else if(unlikely(pa->trace_num != pb->trace_num))
+    ret = FALSE;
+
+  return ret;
 }
 
 void destroy_hash_key(gpointer key);
@@ -221,11 +274,16 @@ ProcessList *processlist_construct(void)
   ProcessList* process_list = g_new(ProcessList,1);
   
   process_list->number_of_process = 0;
+  process_list->cell_height_cache = -1;
+
+  process_list->current_hash_data = NULL;
 
   /* Create the Process list */
   process_list->list_store = gtk_list_store_new (  N_COLUMNS,
               G_TYPE_STRING,
               G_TYPE_UINT,
+              G_TYPE_UINT,
+              G_TYPE_UINT,
               G_TYPE_ULONG,
               G_TYPE_ULONG,
               G_TYPE_ULONG);
@@ -234,7 +292,6 @@ ProcessList *processlist_construct(void)
   process_list->process_list_widget = 
     gtk_tree_view_new_with_model
     (GTK_TREE_MODEL (process_list->list_store));
-
   g_object_unref (G_OBJECT (process_list->list_store));
 
   gtk_tree_sortable_set_sort_func(
@@ -250,7 +307,7 @@ ProcessList *processlist_construct(void)
       GTK_SORT_ASCENDING);
   
   process_list->process_hash = g_hash_table_new_full(
-      hash_fct, equ_fct,
+      process_list_hash_fct, process_list_equ_fct,
       destroy_hash_key, destroy_hash_data
       );
   
@@ -271,7 +328,9 @@ ProcessList *processlist_construct(void)
   gtk_tree_view_column_set_fixed_width (column, 45);
   gtk_tree_view_append_column (
     GTK_TREE_VIEW (process_list->process_list_widget), column);
-
+  
+  process_list->button = column->button;
+  
   column = gtk_tree_view_column_new_with_attributes ( "PID",
                 renderer,
                 "text",
@@ -280,6 +339,21 @@ ProcessList *processlist_construct(void)
   gtk_tree_view_append_column (
     GTK_TREE_VIEW (process_list->process_list_widget), column);
 
+  column = gtk_tree_view_column_new_with_attributes ( "PPID",
+                renderer,
+                "text",
+                PPID_COLUMN,
+                NULL);
+  gtk_tree_view_append_column (
+    GTK_TREE_VIEW (process_list->process_list_widget), column);
+  
+  column = gtk_tree_view_column_new_with_attributes ( "CPU",
+                renderer,
+                "text",
+                CPU_COLUMN,
+                NULL);
+  gtk_tree_view_append_column (
+    GTK_TREE_VIEW (process_list->process_list_widget), column);
 
   column = gtk_tree_view_column_new_with_attributes ( "Birth sec",
                 renderer,
@@ -318,35 +392,52 @@ ProcessList *processlist_construct(void)
 
   return process_list;
 }
+
 void processlist_destroy(ProcessList *process_list)
 {
+  g_debug("processlist_destroy %p", process_list);
   g_hash_table_destroy(process_list->process_hash);
   process_list->process_hash = NULL;
 
   g_free(process_list);
+  g_debug("processlist_destroy end");
 }
 
-GtkWidget *processlist_get_widget(ProcessList *process_list)
+static gboolean remove_hash_item(ProcessInfo *process_info,
+                                 HashedProcessData *hashed_process_data,
+                                 ProcessList *process_list)
 {
-  return process_list->process_list_widget;
+  GtkTreeIter iter;
+
+  iter = hashed_process_data->y_iter;
+
+  gtk_list_store_remove (process_list->list_store, &iter);
+
+  if(likely(process_list->current_hash_data != NULL)) {
+    if(likely(hashed_process_data ==
+                process_list->current_hash_data[process_info->cpu]))
+      process_list->current_hash_data[process_info->cpu] = NULL;
+  }
+  return TRUE; /* remove the element from the hash table */
 }
 
+void processlist_clear(ProcessList *process_list)
+{
+  g_info("processlist_clear %p", process_list);
+
+  g_hash_table_foreach_remove(process_list->process_hash,
+                              (GHRFunc)remove_hash_item,
+                              (gpointer)process_list);
+  process_list->number_of_process = 0;
+}
 
 
-gint get_cell_height(GtkTreeView *tree_view)
+GtkWidget *processlist_get_widget(ProcessList *process_list)
 {
-  gint height;
-  GtkTreeViewColumn *Column = gtk_tree_view_get_column(tree_view, 0);
-  //GList *Render_List = gtk_tree_view_column_get_cell_renderers(Column);
-  //GtkCellRenderer *Renderer = g_list_first(Render_List)->data;
-  
-  //g_list_free(Render_List);
-  gtk_tree_view_column_cell_get_size(Column, NULL, NULL, NULL, NULL, &height);
-  //g_critical("cell 0 height : %u",height);
-  
-  return height;
+  return process_list->process_list_widget;
 }
 
+
 void destroy_hash_key(gpointer key)
 {
   g_free(key);
@@ -359,85 +450,67 @@ void destroy_hash_data(gpointer data)
 
 int processlist_add(  ProcessList *process_list,
       guint pid,
+      guint cpu,
+      guint ppid,
       LttTime *birth,
       guint trace_num,
-      gchar *name,
+      const gchar *name,
       guint *height,
+      ProcessInfo **pm_process_info,
       HashedProcessData **pm_hashed_process_data)
 {
-  GtkTreeIter iter ;
   ProcessInfo *Process_Info = g_new(ProcessInfo, 1);
   HashedProcessData *hashed_process_data = g_new(HashedProcessData, 1);
   *pm_hashed_process_data = hashed_process_data;
+  *pm_process_info = Process_Info;
   
   Process_Info->pid = pid;
+  if(pid == 0)
+    Process_Info->cpu = cpu;
+  else
+    Process_Info->cpu = 0;
+  Process_Info->ppid = ppid;
   Process_Info->birth = *birth;
   Process_Info->trace_num = trace_num;
-  
-  hashed_process_data->draw_context = g_new(DrawContext, 1);
-  hashed_process_data->draw_context->drawable = NULL;
-  hashed_process_data->draw_context->gc = NULL;
-  hashed_process_data->draw_context->pango_layout = NULL;
-  hashed_process_data->draw_context->current = g_new(DrawInfo,1);
-  hashed_process_data->draw_context->current->over = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->current->over->x = -1;
-  hashed_process_data->draw_context->current->over->y = -1;
-  hashed_process_data->draw_context->current->middle = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->current->middle->x = -1;
-  hashed_process_data->draw_context->current->middle->y = -1;
-  hashed_process_data->draw_context->current->under = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->current->under->x = -1;
-  hashed_process_data->draw_context->current->under->y = -1;
-  hashed_process_data->draw_context->current->modify_over = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->current->modify_over->x = -1;
-  hashed_process_data->draw_context->current->modify_over->y = -1;
-  hashed_process_data->draw_context->current->modify_middle = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->current->modify_middle->x = -1;
-  hashed_process_data->draw_context->current->modify_middle->y = -1;
-  hashed_process_data->draw_context->current->modify_under = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->current->modify_under->x = -1;
-  hashed_process_data->draw_context->current->modify_under->y = -1;
-  hashed_process_data->draw_context->current->status = LTTV_STATE_UNNAMED;
-  hashed_process_data->draw_context->previous = g_new(DrawInfo,1);
-  hashed_process_data->draw_context->previous->over = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->previous->over->x = -1;
-  hashed_process_data->draw_context->previous->over->y = -1;
-  hashed_process_data->draw_context->previous->middle = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->previous->middle->x = -1;
-  hashed_process_data->draw_context->previous->middle->y = -1;
-  hashed_process_data->draw_context->previous->under = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->previous->under->x = -1;
-  hashed_process_data->draw_context->previous->under->y = -1;
-  hashed_process_data->draw_context->previous->modify_over = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->previous->modify_over->x = -1;
-  hashed_process_data->draw_context->previous->modify_over->y = -1;
-  hashed_process_data->draw_context->previous->modify_middle = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->previous->modify_middle->x = -1;
-  hashed_process_data->draw_context->previous->modify_middle->y = -1;
-  hashed_process_data->draw_context->previous->modify_under = g_new(ItemInfo,1);
-  hashed_process_data->draw_context->previous->modify_under->x = -1;
-  hashed_process_data->draw_context->previous->modify_under->y = -1;
-  hashed_process_data->draw_context->previous->status = LTTV_STATE_UNNAMED;
+
+  /* When we create it from before state update, we are sure that the
+   * last event occured before the beginning of the global area.
+   *
+   * If it is created after state update, this value (0) will be
+   * overriden by the new state before anything is drawn.
+   */
+  hashed_process_data->x.over = 0;
+  hashed_process_data->x.over_used = FALSE;
+  hashed_process_data->x.over_marked = FALSE;
+  hashed_process_data->x.middle = 0;
+  hashed_process_data->x.middle_used = FALSE;
+  hashed_process_data->x.middle_marked = FALSE;
+  hashed_process_data->x.under = 0;
+  hashed_process_data->x.under_used = FALSE;
+  hashed_process_data->x.under_marked = FALSE;
+  hashed_process_data->next_good_time = ltt_time_zero;
   
   /* Add a new row to the model */
-  gtk_list_store_append ( process_list->list_store, &iter);
-  //g_critical ( "iter before : %s", gtk_tree_path_to_string (
-  //    gtk_tree_model_get_path (
-  //        GTK_TREE_MODEL(process_list->list_store),
-  //        &iter)));
-  gtk_list_store_set (  process_list->list_store, &iter,
+  gtk_list_store_append ( process_list->list_store,
+                          &hashed_process_data->y_iter);
+
+  gtk_list_store_set (  process_list->list_store, &hashed_process_data->y_iter,
         PROCESS_COLUMN, name,
         PID_COLUMN, pid,
+        PPID_COLUMN, ppid,
+        CPU_COLUMN, cpu,
         BIRTH_S_COLUMN, birth->tv_sec,
         BIRTH_NS_COLUMN, birth->tv_nsec,
         TRACE_COLUMN, trace_num,
         -1);
+#if 0
   hashed_process_data->row_ref = gtk_tree_row_reference_new (
       GTK_TREE_MODEL(process_list->list_store),
       gtk_tree_model_get_path(
         GTK_TREE_MODEL(process_list->list_store),
         &iter));
-  g_hash_table_insert(  process_list->process_hash,
+#endif //0
+  g_hash_table_insert(process_list->process_hash,
         (gpointer)Process_Info,
         (gpointer)hashed_process_data);
   
@@ -447,63 +520,50 @@ int processlist_add(  ProcessList *process_list,
   //        &iter)));
   process_list->number_of_process++;
 
-  *height = get_cell_height(GTK_TREE_VIEW(process_list->process_list_widget))
+  *height = get_cell_height(process_list,
+                            GTK_TREE_VIEW(process_list->process_list_widget))
         * process_list->number_of_process ;
   
-  
   return 0;
-  
 }
 
 int processlist_remove( ProcessList *process_list,
       guint pid,
+      guint cpu,
       LttTime *birth,
       guint trace_num)
 {
-  ProcessInfo Process_Info;
-  gint *path_indices;
+  ProcessInfo process_info;
   HashedProcessData *hashed_process_data;
   GtkTreeIter iter;
   
-  Process_Info.pid = pid;
-  Process_Info.birth = *birth;
-  Process_Info.trace_num = trace_num;
+  process_info.pid = pid;
+  if(pid == 0)
+    process_info.cpu = cpu;
+  else
+    process_info.cpu = 0;
+  process_info.birth = *birth;
+  process_info.trace_num = trace_num;
 
 
-  if(hashed_process_data = 
+  hashed_process_data = 
     (HashedProcessData*)g_hash_table_lookup(
           process_list->process_hash,
-          &Process_Info))
+          &process_info);
+  if(likely(hashed_process_data != NULL))
   {
-    gtk_tree_model_get_iter (
-        GTK_TREE_MODEL(process_list->list_store),
-        &iter,
-        gtk_tree_row_reference_get_path(
-          (GtkTreeRowReference*)hashed_process_data->row_ref)
-        );
+    iter = hashed_process_data->y_iter;
 
     gtk_list_store_remove (process_list->list_store, &iter);
     
-    g_free(hashed_process_data->draw_context->previous->modify_under);
-    g_free(hashed_process_data->draw_context->previous->modify_middle);
-    g_free(hashed_process_data->draw_context->previous->modify_over);
-    g_free(hashed_process_data->draw_context->previous->under);
-    g_free(hashed_process_data->draw_context->previous->middle);
-    g_free(hashed_process_data->draw_context->previous->over);
-    g_free(hashed_process_data->draw_context->previous);
-    g_free(hashed_process_data->draw_context->current->modify_under);
-    g_free(hashed_process_data->draw_context->current->modify_middle);
-    g_free(hashed_process_data->draw_context->current->modify_over);
-    g_free(hashed_process_data->draw_context->current->under);
-    g_free(hashed_process_data->draw_context->current->middle);
-    g_free(hashed_process_data->draw_context->current->over);
-    g_free(hashed_process_data->draw_context->current);
-    g_free(hashed_process_data->draw_context);
-    g_free(hashed_process_data);
-
     g_hash_table_remove(process_list->process_hash,
-        &Process_Info);
-    
+        &process_info);
+
+    if(likely(process_list->current_hash_data != NULL)) {
+      if(likely(hashed_process_data == process_list->current_hash_data[cpu])) {
+        process_list->current_hash_data[cpu] = NULL;
+      }
+    }
     process_list->number_of_process--;
 
     return 0; 
@@ -513,67 +573,22 @@ int processlist_remove( ProcessList *process_list,
 }
 
 
-guint processlist_get_height(ProcessList *process_list)
+#if 0
+static inline guint get_cpu_number_from_name(GQuark name)
 {
-  return get_cell_height(GTK_TREE_VIEW(process_list->process_list_widget))
-        * process_list->number_of_process ;
-}
-
-
-gint processlist_get_process_pixels(  ProcessList *process_list,
-          guint pid, LttTime *birth, guint trace_num,
-          guint *y,
-          guint *height,
-          HashedProcessData **pm_hashed_process_data)
-{
-  ProcessInfo Process_Info;
-  gint *path_indices;
-  GtkTreePath *tree_path;
-  HashedProcessData *hashed_process_data = NULL;
-
-  Process_Info.pid = pid;
-  Process_Info.birth = *birth;
-  Process_Info.trace_num = trace_num;
-
-  if(hashed_process_data = 
-    (HashedProcessData*)g_hash_table_lookup(
-          process_list->process_hash,
-          &Process_Info))
-  {
-    tree_path = gtk_tree_row_reference_get_path(
-                    hashed_process_data->row_ref);
-    path_indices =  gtk_tree_path_get_indices (tree_path);
-
-    *height = get_cell_height(
-        GTK_TREE_VIEW(process_list->process_list_widget));
-    *y = *height * path_indices[0];
-    *pm_hashed_process_data = hashed_process_data;
-    return 0; 
-  } else {
-    *pm_hashed_process_data = hashed_process_data;
-    return 1;
-  }
-
-}
+  const gchar *string;
+  char *begin;
+  guint cpu;
 
+  string = g_quark_to_string(name);
 
-gint processlist_get_pixels_from_data(  ProcessList *process_list,
-          ProcessInfo *process_info,
-          HashedProcessData *hashed_process_data,
-          guint *y,
-          guint *height)
-{
-  gint *path_indices;
-  GtkTreePath *tree_path;
-
-  tree_path = gtk_tree_row_reference_get_path(
-                  hashed_process_data->row_ref);
-  path_indices =  gtk_tree_path_get_indices (tree_path);
+  begin = strrchr(string, '/');
+  begin++;
 
-  *height = get_cell_height(
-      GTK_TREE_VIEW(process_list->process_list_widget));
-  *y = *height * path_indices[0];
+  g_assert(begin != '\0');
 
-  return 0; 
+  cpu = strtoul(begin, NULL, 10);
 
+  return cpu;
 }
+#endif //0
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