[ltt-dev] [LTTV PATCH] Fix some warnings in lttv/modules/gui

Alexandre Montplaisir alexandre.montplaisir at polymtl.ca
Mon Jan 24 17:26:05 EST 2011


I want in on the warning fixing too!

Mostly unused variables.

Big removal of unused and commented code in histoeventhooks.c, but this
code already exists in other modules so we could add it back easily if
we wanted to add more functionality.

Signed-off-by: Alexandre Montplaisir <alexandre.montplaisir at polymtl.ca>
---
 lttv/modules/gui/controlflow/cfv.c                 |    3 +-
 lttv/modules/gui/controlflow/drawing.c             |   14 +-
 lttv/modules/gui/controlflow/eventhooks.c          |   22 --
 lttv/modules/gui/controlflow/lttv_plugin_cfv.c     |    2 +-
 lttv/modules/gui/controlflow/processlist.c         |    7 +-
 lttv/modules/gui/detailedevents/events.c           |   18 +-
 lttv/modules/gui/detailedevents/lttv_plugin_evd.c  |    2 +-
 lttv/modules/gui/filter/filter.c                   |    4 -
 lttv/modules/gui/histogram/histobuttonwidget.h     |    5 -
 lttv/modules/gui/histogram/histocfv.c              |   15 +-
 lttv/modules/gui/histogram/histodrawing.c          |    7 +-
 lttv/modules/gui/histogram/histodrawing.h          |   18 -
 lttv/modules/gui/histogram/histodrawitem.c         |    1 +
 lttv/modules/gui/histogram/histoeventhooks.c       |  326 +-------------------
 lttv/modules/gui/interrupts/interrupts.c           |   48 +---
 lttv/modules/gui/lttvwindow/lttvwindow/callbacks.c |   16 +-
 lttv/modules/gui/lttvwindow/lttvwindow/interface.c |    1 -
 .../gui/lttvwindow/lttvwindow/lttv_plugin.c        |    8 +-
 .../gui/lttvwindow/lttvwindow/lttv_plugin_tab.c    |    2 +-
 .../modules/gui/lttvwindow/lttvwindow/lttvwindow.c |    4 +-
 lttv/modules/gui/resourceview/cfv.c                |   14 -
 lttv/modules/gui/resourceview/drawing.c            |   17 +-
 lttv/modules/gui/resourceview/eventhooks.c         |   51 +---
 lttv/modules/gui/resourceview/lttv_plugin_cfv.c    |    2 +-
 lttv/modules/gui/resourceview/processlist.c        |    9 +-
 lttv/modules/gui/statistics/statistics.c           |    4 +-
 lttv/modules/gui/tracecontrol/tracecontrol.c       |   25 +-
 27 files changed, 54 insertions(+), 591 deletions(-)

diff --git a/lttv/modules/gui/controlflow/cfv.c b/lttv/modules/gui/controlflow/cfv.c
index 603ac63..d807b7c 100644
--- a/lttv/modules/gui/controlflow/cfv.c
+++ b/lttv/modules/gui/controlflow/cfv.c
@@ -21,6 +21,7 @@
 #endif
 
 #include <glib.h>
+#include <glib/gprintf.h>
 #include <gtk/gtk.h>
 #include <gdk/gdk.h>
 #include <lttv/lttv.h>
@@ -87,8 +88,6 @@ gboolean cfv_scroll_event(GtkWidget *widget, GdkEventScroll *event,
 static void        property_button      (GtkToolButton *toolbutton,
                                           gpointer       user_data)
 {
-  ControlFlowData *control_flow_data = (ControlFlowData*)user_data;
-
   g_printf("CFV Property button clicked\n");
 
 }
diff --git a/lttv/modules/gui/controlflow/drawing.c b/lttv/modules/gui/controlflow/drawing.c
index 10df57d..51f4e37 100644
--- a/lttv/modules/gui/controlflow/drawing.c
+++ b/lttv/modules/gui/controlflow/drawing.c
@@ -162,20 +162,11 @@ void drawing_data_request(Drawing_t *drawing,
   {
     /* find the tracehooks */
     LttvTracesetContext *tsc = lttvwindow_get_traceset_context(tab);
-
     LttvTraceset *traceset = tsc->ts;
-
-    guint i, k, l, nb_trace;
-
+    guint i, k, nb_trace;
     LttvTraceState *ts;
-
-    LttvTracefileState *tfs;
-
     GArray *hooks;
-
     LttvTraceHook *th;
-
-    guint ret;
     gint first_after;
 
     nb_trace = lttv_traceset_number(traceset);
@@ -469,7 +460,6 @@ void drawing_data_request(Drawing_t *drawing,
 
 static void set_last_start(gpointer key, gpointer value, gpointer user_data)
 {
-  ProcessInfo *process_info = (ProcessInfo*)key;
   HashedProcessData *hashed_process_data = (HashedProcessData*)value;
   guint x = GPOINTER_TO_UINT(user_data);
 
@@ -491,7 +481,6 @@ void drawing_data_request_begin(EventsRequest *events_request, LttvTracesetState
 {
   g_debug("Begin of data request");
   ControlFlowData *cfd = events_request->viewer_data;
-  LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
   TimeWindow time_window = 
     lttvwindow_get_time_window(cfd->tab);
 
@@ -543,7 +532,6 @@ void drawing_request_expose(EventsRequest *events_request,
   guint x_end;
 
   ControlFlowData *cfd = events_request->viewer_data;
-  LttvTracesetContext *tsc = (LttvTracesetContext*)tss;
   Drawing_t *drawing = cfd->drawing;
   
   TimeWindow time_window = 
diff --git a/lttv/modules/gui/controlflow/eventhooks.c b/lttv/modules/gui/controlflow/eventhooks.c
index 540ac9a..ff056ac 100644
--- a/lttv/modules/gui/controlflow/eventhooks.c
+++ b/lttv/modules/gui/controlflow/eventhooks.c
@@ -92,7 +92,6 @@ extern GSList *g_legend_list;
 static gint background_ready(void *hook_data, void *call_data)
 {
   ControlFlowData *control_flow_data = (ControlFlowData *)hook_data;
-  LttvTrace *trace = (LttvTrace*)call_data;
 
   control_flow_data->background_info_waiting--;
   
@@ -219,7 +218,6 @@ h_guicontrolflow(LttvPlugin *plugin)
 
 int event_selected_hook(void *hook_data, void *call_data)
 {
-  ControlFlowData *control_flow_data = (ControlFlowData*) hook_data;
   guint *event_number = (guint*) call_data;
 
   g_debug("DEBUG : event selected by main window : %u", *event_number);
@@ -289,7 +287,6 @@ int before_trywakeup_hook(void *hook_data, void *call_data)
 
   LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
 
-  LttvTracefileState *tfs = (LttvTracefileState *)call_data;
   LttvTraceState *ts = (LttvTraceState *)tfc->t_context;
 
   LttEvent *e = ltt_tracefile_get_event(tfc->tf);
@@ -314,7 +311,6 @@ int before_trywakeup_hook(void *hook_data, void *call_data)
      * draw items from the beginning of the read for it. If it is not
      * present, it's a new process and it was not present : it will
      * be added after the state update. TOCHECK: What does that last para mean? */
-    guint cpu = tfs->cpu;
     guint trace_num = ts->parent.index;
     LttvProcessState *process = lttv_state_find_process(ts, woken_cpu, woken_pid);
     
@@ -1435,8 +1431,6 @@ int before_process_release_hook(void *hook_data, void *call_data)
 
   LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
 
-  LttvTracefileState *tfs = (LttvTracefileState *)call_data;
-
   LttvTraceState *ts = (LttvTraceState *)tfc->t_context;
 
   LttEvent *e;
@@ -1465,7 +1459,6 @@ int before_process_release_hook(void *hook_data, void *call_data)
 
   if(process != NULL) {
     LttTime birth;
-    guint pl_height = 0;
     HashedProcessData *hashed_process_data = NULL;
 
     ProcessList *process_list = control_flow_data->process_list;
@@ -1619,8 +1612,6 @@ int after_process_fork_hook(void *hook_data, void *call_data)
 
   LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
 
-  LttvTracefileState *tfs = (LttvTracefileState *)call_data;
-
   LttvTraceState *ts = (LttvTraceState *)tfc->t_context;
 
   LttEvent *e;
@@ -2036,8 +2027,6 @@ int after_event_enum_process_hook(void *hook_data, void *call_data)
 
   LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
 
-  LttvTracefileState *tfs = (LttvTracefileState *)call_data;
-
   LttvTraceState *ts = (LttvTraceState *)tfc->t_context;
 
   guint first_cpu, nb_cpus, cpu;
@@ -2051,8 +2040,6 @@ int after_event_enum_process_hook(void *hook_data, void *call_data)
           tfc->t_context->t,tfc,NULL,NULL))
       return FALSE;
 
-  LttTime evtime = ltt_event_time(e);
-
   /* Add process to process list (if not present) */
   LttvProcessState *process_in;
   LttTime birth;
@@ -2175,9 +2162,7 @@ gint update_time_window_hook(void *hook_data, void *call_data)
     /* Same scale (scrolling) */
     g_info("scrolling");
     LttTime *ns = &new_time_window->start_time;
-    LttTime *nw = &new_time_window->time_width;
     LttTime *os = &old_time_window->start_time;
-    LttTime *ow = &old_time_window->time_width;
     LttTime old_end = old_time_window->end_time;
     LttTime new_end = new_time_window->end_time;
     //if(ns<os+w<ns+w)
@@ -2440,7 +2425,6 @@ gint continue_notify(void *hook_data, void *call_data)
 gint update_current_time_hook(void *hook_data, void *call_data)
 {
   ControlFlowData *control_flow_data = (ControlFlowData*)hook_data;
-  Drawing_t *drawing = control_flow_data->drawing;
 
   LttTime current_time = *((LttTime*)call_data);
   
@@ -2591,7 +2575,6 @@ void draw_closure(gpointer key, gpointer value, gpointer user_data)
 
       /* Only draw for processes that are currently in the trace states */
 
-      ProcessList *process_list = control_flow_data->process_list;
 #ifdef EXTRA_CHECK
       /* Should be alike when background info is ready */
       if(control_flow_data->background_info_waiting==0)
@@ -2696,7 +2679,6 @@ int before_chunk(void *hook_data, void *call_data)
 {
   EventsRequest *events_request = (EventsRequest*)hook_data;
   LttvTracesetState *tss = (LttvTracesetState*)call_data;
-  ControlFlowData *cfd = (ControlFlowData*)events_request->viewer_data;
 #if 0  
   /* Desactivate sort */
   gtk_tree_sortable_set_sort_column_id(
@@ -2847,10 +2829,6 @@ int before_statedump_end(void *hook_data, void *call_data)
 
   LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
 
-  LttvTracefileState *tfs = (LttvTracefileState *)call_data;
-
-  LttvTraceState *ts = (LttvTraceState *)tfc->t_context;
-
   LttvTracesetState *tss = (LttvTracesetState*)tfc->t_context->ts_context;
   ProcessList *process_list = control_flow_data->process_list;
 
diff --git a/lttv/modules/gui/controlflow/lttv_plugin_cfv.c b/lttv/modules/gui/controlflow/lttv_plugin_cfv.c
index c23cfab..c9ea71e 100644
--- a/lttv/modules/gui/controlflow/lttv_plugin_cfv.c
+++ b/lttv/modules/gui/controlflow/lttv_plugin_cfv.c
@@ -68,7 +68,7 @@ lttv_plugin_cfv_get_type (void)
       sizeof (LttvPluginCFVClass),
       NULL,   /* base_init */
       NULL,   /* base_finalize */
-      lttv_plugin_cfv_class_init,   /* class_init */
+      (GClassInitFunc) lttv_plugin_cfv_class_init,   /* class_init */
       NULL,   /* class_finalize */
       NULL,   /* class_data */
       sizeof (LttvPluginCFV),
diff --git a/lttv/modules/gui/controlflow/processlist.c b/lttv/modules/gui/controlflow/processlist.c
index 506dae1..e5f44a3 100644
--- a/lttv/modules/gui/controlflow/processlist.c
+++ b/lttv/modules/gui/controlflow/processlist.c
@@ -152,9 +152,8 @@ gboolean scroll_event(GtkWidget *widget, GdkEventScroll *event, gpointer data)
       (ControlFlowData*)g_object_get_data(
                 G_OBJECT(widget),
                 "control_flow_data");
-  Drawing_t *drawing = control_flow_data->drawing;
-	unsigned int cell_height =
-		get_cell_height(GTK_TREE_VIEW(control_flow_data->process_list->process_list_widget));
+  unsigned int cell_height =
+      get_cell_height(GTK_TREE_VIEW(control_flow_data->process_list->process_list_widget));
 
   switch(event->direction) {
     case GDK_SCROLL_UP:
@@ -168,7 +167,7 @@ gboolean scroll_event(GtkWidget *widget, GdkEventScroll *event, gpointer data)
     default:
       g_error("should only scroll up and down.");
   }
-	return TRUE;
+  return TRUE;
 }
 
 
diff --git a/lttv/modules/gui/detailedevents/events.c b/lttv/modules/gui/detailedevents/events.c
index 7c9b66a..0c1a153 100644
--- a/lttv/modules/gui/detailedevents/events.c
+++ b/lttv/modules/gui/detailedevents/events.c
@@ -47,6 +47,7 @@
 #include <math.h>
 
 #include <glib.h>
+#include <glib/gprintf.h>
 #include <gtk/gtk.h>
 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>
@@ -511,7 +512,6 @@ gui_events(LttvPluginTab *ptab)
 static gint background_ready(void *hook_data, void *call_data)
 {
   EventViewerData *event_viewer_data = (EventViewerData *)hook_data;
-  LttvTrace *trace = (LttvTrace*)call_data;
 
   event_viewer_data->background_info_waiting--;
 
@@ -599,8 +599,6 @@ header_size_allocate(GtkWidget *widget,
 
 void tree_v_set_cursor(EventViewerData *event_viewer_data)
 {
-  GtkTreePath *path;
-  
   g_debug("set cursor cb");
 
 #if 0
@@ -619,9 +617,6 @@ void tree_v_set_cursor(EventViewerData *event_viewer_data)
 
 void tree_v_get_cursor(EventViewerData *event_viewer_data)
 {
-  GtkTreePath *path;
-  gint *indices;
-  
   g_debug("get cursor cb");
   
 
@@ -660,8 +655,6 @@ void tree_v_move_cursor_cb (GtkWidget *widget,
                             gpointer data)
 {
   GtkTreePath *path; // = gtk_tree_path_new();
-  gint *indices;
-  gdouble value;
   EventViewerData *event_viewer_data = (EventViewerData*)data;
   
   g_debug("move cursor cb");
@@ -1040,7 +1033,6 @@ static void        filter_button      (GtkToolButton *toolbutton,
 gboolean tree_v_scroll_handler (GtkWidget *widget, GdkEventScroll *event, gpointer data)
 {
 	EventViewerData *event_viewer_data = (EventViewerData*) data;
-	Tab *tab = event_viewer_data->tab;
 
 	switch(event->direction) {
 		case GDK_SCROLL_UP:
@@ -1095,7 +1087,6 @@ static void tree_selection_changed_cb (GtkTreeSelection *selection,
     gpointer data)
 {
   g_debug("tree sel changed cb");
-  EventViewerData *event_viewer_data = (EventViewerData*) data;
 
 #if 0
     /* Set the cursor to currently selected event */
@@ -1144,9 +1135,6 @@ static gint key_snooper(GtkWidget *grab_widget, GdkEventKey *event,
 void v_scroll_cb (GtkAdjustment *adjustment, gpointer data)
 {
   EventViewerData *event_viewer_data = (EventViewerData*)data;
-  LttvTracesetStats *tss =
-    lttvwindow_get_traceset_stats(event_viewer_data->tab);
-  LttvTracesetContext *tsc = (LttvTracesetContext*)tss;
   g_debug("SCROLL begin");
   g_debug("SCROLL values : %g , %g, %g",
       adjustment->value, event_viewer_data->previous_value,
@@ -1304,7 +1292,6 @@ static gboolean events_check_handler(guint count, gboolean *stop_flag,
 
 static void get_events(double new_value, EventViewerData *event_viewer_data)
 {
-  GtkTreePath *tree_path;
   LttvTracesetStats *tss =
     lttvwindow_get_traceset_stats(event_viewer_data->tab);
   LttvTracesetContext *tsc = (LttvTracesetContext*)tss;
@@ -1683,7 +1670,6 @@ gboolean update_current_time(void * hook_data, void * call_data)
   const LttTime * current_time = (LttTime*)call_data;
   LttvTracesetContext * tsc =
         lttvwindow_get_traceset_context(event_viewer_data->tab);
-  GtkTreePath *path;
   
   /* If the currently selected event time != current time, set the first event
    * with this time as currently selected. */
@@ -1825,8 +1811,6 @@ gboolean traceset_changed(void * hook_data, void * call_data)
 gboolean filter_changed(void * hook_data, void * call_data)
 {
   EventViewerData *event_viewer_data = (EventViewerData*) hook_data;
-  LttvTracesetContext * tsc =
-        lttvwindow_get_traceset_context(event_viewer_data->tab);
 
   event_viewer_data->main_win_filter = 
     (LttvFilter*)call_data;
diff --git a/lttv/modules/gui/detailedevents/lttv_plugin_evd.c b/lttv/modules/gui/detailedevents/lttv_plugin_evd.c
index ae93579..3aeac8d 100644
--- a/lttv/modules/gui/detailedevents/lttv_plugin_evd.c
+++ b/lttv/modules/gui/detailedevents/lttv_plugin_evd.c
@@ -67,7 +67,7 @@ lttv_plugin_evd_get_type (void)
       sizeof (LttvPluginEVDClass),
       NULL,   /* base_init */
       NULL,   /* base_finalize */
-      lttv_plugin_evd_class_init,   /* class_init */
+      (GClassInitFunc) lttv_plugin_evd_class_init,   /* class_init */
       NULL,   /* class_finalize */
       NULL,   /* class_data */
       sizeof (LttvPluginEVD),
diff --git a/lttv/modules/gui/filter/filter.c b/lttv/modules/gui/filter/filter.c
index 60e1783..2357465 100644
--- a/lttv/modules/gui/filter/filter.c
+++ b/lttv/modules/gui/filter/filter.c
@@ -157,8 +157,6 @@ gui_filter(LttvPlugin *plugin)
   g_debug("filter::gui_filter()");
 
   unsigned i;
-  GtkCellRenderer *renderer;
-  GtkTreeViewColumn *column;
 
   FilterViewerData* fvd = g_new(FilterViewerData,1);
 
@@ -464,8 +462,6 @@ gui_filter_destructor(FilterViewerData *fvd)
 GtkWidget *
 h_guifilter(LttvPlugin *plugin)
 {
-  FilterViewerData* f = gui_filter(plugin) ;
-
   return NULL;
 }
 
diff --git a/lttv/modules/gui/histogram/histobuttonwidget.h b/lttv/modules/gui/histogram/histobuttonwidget.h
index 7c2ed88..886b7f0 100644
--- a/lttv/modules/gui/histogram/histobuttonwidget.h
+++ b/lttv/modules/gui/histogram/histobuttonwidget.h
@@ -69,11 +69,6 @@ ButtonWidget *histo_buttonwidget_construct(HistoControlFlowData *histocontrol_fl
 
 void histo_buttonwidget_destroy(ButtonWidget *buttonwidget);
 
-
-static gboolean gplus( GtkWidget *widget,gpointer user_data);//assigned to zoomIn
-static gboolean gMinus( GtkWidget *widget,gpointer user_data );//assigned to zoomOut
-static gboolean gFit( GtkWidget *widget,gpointer user_data );//assigned to zoomFit
-
 GtkWidget *histo_buttonwidget_get_widget(ButtonWidget *button_widget);
 void histo_update_pixmap_size(histoDrawing_t *value,
                                     guint width);
diff --git a/lttv/modules/gui/histogram/histocfv.c b/lttv/modules/gui/histogram/histocfv.c
index 80c5c5a..1a5b8eb 100644
--- a/lttv/modules/gui/histogram/histocfv.c
+++ b/lttv/modules/gui/histogram/histocfv.c
@@ -25,6 +25,7 @@
 #include <gdk/gdk.h>
 #include <lttv/lttv.h>
 #include <lttvwindow/lttvwindow.h>
+#include <lttvwindow/lttvwindowtraces.h>
 
 #include "histocfv.h"
 #include "histodrawing.h"
@@ -35,20 +36,6 @@
 
 extern GSList *g_histo_control_flow_data_list;
 
-static gboolean
-header_size_allocate(GtkWidget *widget,
-                        GtkAllocation *allocation,
-                        gpointer user_data)
-{
-  histoDrawing_t *drawing = (histoDrawing_t*)user_data;
-
-  gtk_widget_set_size_request(drawing->ruler, -1, allocation->height);
-  //gtk_widget_queue_resize(drawing->padding);
-  //gtk_widget_queue_resize(drawing->ruler);
-  gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
-  return 0;
-}
-
 
 /*****************************************************************************
  *              Histo Control Flow Viewer class implementation              *
diff --git a/lttv/modules/gui/histogram/histodrawing.c b/lttv/modules/gui/histogram/histodrawing.c
index 0b2adcb..72292be 100644
--- a/lttv/modules/gui/histogram/histodrawing.c
+++ b/lttv/modules/gui/histogram/histodrawing.c
@@ -136,7 +136,6 @@ void histo_drawing_data_request_begin(EventsRequest *events_request, LttvTracese
 {
   g_debug("Begin of data request");
   HistoControlFlowData *cfd = events_request->viewer_data;
-  LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
   TimeWindow time_window = 
     lttvwindow_get_time_window(cfd->tab);
 
@@ -157,7 +156,6 @@ void histo_drawing_chunk_begin(EventsRequest *events_request, LttvTracesetState
 {
   g_debug("Begin of chunk");
   HistoControlFlowData *cfd = events_request->viewer_data;
-  LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
 
   if(cfd->chunk_has_begun) return;
 
@@ -173,7 +171,6 @@ void histo_drawing_request_expose(EventsRequest *events_request,
   histoDrawing_t *drawing = cfd->drawing;
    
   guint x, x_end, width;
-  LttvTracesetContext *tsc = (LttvTracesetContext*)tss;
     
   TimeWindow time_window = 
         lttvwindow_get_time_window(cfd->tab);
@@ -749,8 +746,6 @@ void histo_drawing_destroy(histoDrawing_t *drawing)
 
 void histo_drawing_clear(histoDrawing_t *drawing,guint clear_from,guint clear_to)
 { 
-  
-  HistoControlFlowData *cfd = drawing->histo_control_flow_data;
   guint clear_width = clear_to- clear_from;
  /* 
   //disabled for histogram
@@ -1107,7 +1102,7 @@ histo_expose_vertical_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer
   GdkColor foreground = { 0, 0, 0, 0 };
   GdkColor background = { 0, 0xffff, 0xffff, 0xffff };
   GdkColor red ={ 0, 0xFFFF, 0x1E00, 0x1000 };
-  GdkColor magneta ={ 0, 0x8900, 0x0000, 0x8400 };
+  //GdkColor magneta ={ 0, 0x8900, 0x0000, 0x8400 };
   g_debug("vertical ruler expose event");
  
   gdk_draw_rectangle (drawing->vertical_ruler->window,
diff --git a/lttv/modules/gui/histogram/histodrawing.h b/lttv/modules/gui/histogram/histodrawing.h
index 179c92e..68fb211 100644
--- a/lttv/modules/gui/histogram/histodrawing.h
+++ b/lttv/modules/gui/histogram/histodrawing.h
@@ -146,16 +146,6 @@ GtkWidget *histo_drawing_get_drawing_area(histoDrawing_t *drawing);
 /* Clear the drawing : make it 1xwidth. */
 void histo_drawing_clear(histoDrawing_t *drawing,guint clear_from,guint clear_to);
 
-/* Insert a square corresponding to a new process in the list */
-static void drawing_insert_square(histoDrawing_t *drawing,
-        guint y,
-        guint height);
-
-/* Remove a square corresponding to a removed process in the list */
-static void drawing_remove_square(histoDrawing_t *drawing,
-        guint y,
-        guint height);
-
 void histo_drawing_update_ruler(histoDrawing_t *drawing, TimeWindow *time_window);
 
 void histo_drawing_update_vertical_ruler(histoDrawing_t *drawing);//, TimeWindow *time_window);
@@ -169,14 +159,6 @@ void histo_drawing_data_request_begin(EventsRequest *events_request,
 void histo_drawing_chunk_begin(EventsRequest *events_request, LttvTracesetState *tss);
 
 
-
-static void
-tree_row_activated(GtkTreeModel *treemodel,
-                   GtkTreePath *arg1,
-                   GtkTreeViewColumn *arg2,
-                   gpointer user_data);
-
-
 /* histo_convert_pixels_to_time
  *
  * Convert from window pixel and time interval to an absolute time.
diff --git a/lttv/modules/gui/histogram/histodrawitem.c b/lttv/modules/gui/histogram/histodrawitem.c
index 73bd3ed..d3c7d96 100644
--- a/lttv/modules/gui/histogram/histodrawitem.c
+++ b/lttv/modules/gui/histogram/histodrawitem.c
@@ -111,6 +111,7 @@
 #include <lttv/lttv.h>
 
 #include "histodrawitem.h"
+#include "histodrawing.h"
 
 
 #define MAX_PATH_LEN 256
diff --git a/lttv/modules/gui/histogram/histoeventhooks.c b/lttv/modules/gui/histogram/histoeventhooks.c
index 05ef78d..4e075c7 100644
--- a/lttv/modules/gui/histogram/histoeventhooks.c
+++ b/lttv/modules/gui/histogram/histoeventhooks.c
@@ -83,93 +83,10 @@
 // fixed #define TRACE_NUMBER 0
 #define EXTRA_ALLOC 1024 // pixels
 
-/* Action to do when background computation completed.
- *
- * Wait for all the awaited computations to be over.
- */
-
-static gint histo_background_ready(void *hook_data, void *call_data)
-{
-  HistoControlFlowData *histocontrol_flow_data = (HistoControlFlowData *)hook_data;
-  LttvTrace *trace = (LttvTrace*)call_data;
-
-  histoDrawing_t *drawing = histocontrol_flow_data->drawing;
-  histocontrol_flow_data->background_info_waiting--;
-  
-  if(histocontrol_flow_data->background_info_waiting == 0) {
-    g_message("Histocontrol flow viewer : background computation data ready.");
-
-    histo_drawing_clear(drawing,0,drawing->width);
-    
-    gtk_widget_set_size_request(drawing->drawing_area,
-                -1, -1);
-    histo_redraw_notify(histocontrol_flow_data, NULL);
-  }
-
-  return 0;
-}
-
-
-/* Request background computation. Verify if it is in progress or ready first.
- * Only for each trace in the tab's traceset.
+/* 
+ * Most functions here are inspired from the controlflow module.
+ * Look in gui/controlflow/eventhooks.c if you need to add more functionality
  */
-static void histo_request_background_data(HistoControlFlowData *histocontrol_flow_data)
-{
-  LttvTracesetContext * tsc =
-        lttvwindow_get_traceset_context(histocontrol_flow_data->tab);
-  gint num_traces = lttv_traceset_number(tsc->ts);
-  gint i;
-  LttvTrace *trace;
-  LttvTraceState *tstate;
-
-  LttvHooks *histo_background_ready_hook = 
-    lttv_hooks_new();
-  lttv_hooks_add(histo_background_ready_hook, histo_background_ready, histocontrol_flow_data,
-      LTTV_PRIO_DEFAULT);
-  histocontrol_flow_data->background_info_waiting = 0;
-  
-  for(i=0;i<num_traces;i++) {
-    trace = lttv_traceset_get(tsc->ts, i);
-    tstate = LTTV_TRACE_STATE(tsc->traces[i]);
-
-    if(lttvwindowtraces_get_ready(g_quark_from_string("state"),trace)==FALSE
-        && !tstate->has_precomputed_states) {
-
-      if(lttvwindowtraces_get_in_progress(g_quark_from_string("state"),
-                                          trace) == FALSE) {
-        /* We first remove requests that could have been done for the same
-         * information. Happens when two viewers ask for it before servicing
-         * starts.
-         */
-        if(!lttvwindowtraces_background_request_find(trace, "state"))
-          lttvwindowtraces_background_request_queue(
-              main_window_get_widget(histocontrol_flow_data->tab), trace, "state");
-        lttvwindowtraces_background_notify_queue(histocontrol_flow_data,
-                                                 trace,
-                                                 ltt_time_infinite,
-                                                 NULL,
-                                                 histo_background_ready_hook);
-        histocontrol_flow_data->background_info_waiting++;
-      } else { /* in progress */
-      
-        lttvwindowtraces_background_notify_current(histocontrol_flow_data,
-                                                   trace,
-                                                   ltt_time_infinite,
-                                                   NULL,
-                                                   histo_background_ready_hook);
-        histocontrol_flow_data->background_info_waiting++;
-      }
-    } else {
-      /* Data ready. Be its nature, this viewer doesn't need to have
-       * its data ready hook called there, because a background
-       * request is always linked with a redraw.
-       */
-    }
-    
-  }
-
-  lttv_hooks_destroy(histo_background_ready_hook);
-}
 
 /**
  * Histogram Viewer's constructor hook
@@ -318,7 +235,6 @@ return;
 int histo_count_event(void *hook_data, void *call_data){
 
   guint x;//time to pixel
-  guint i;// number of events
   LttTime  event_time; 
   LttEvent *e;
   guint *element;
@@ -333,7 +249,6 @@ int histo_count_event(void *hook_data, void *call_data){
   
    
   LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
-  LttvTracefileState *tfs = (LttvTracefileState *)call_data;
 
   e = ltt_tracefile_get_event(tfc->tf);
 
@@ -425,13 +340,13 @@ void histogram_show(HistoControlFlowData *histocontrol_flow_data,guint draw_begi
                                GDK_JOIN_MITER);*/
 //clean the area!
   histo_drawing_clear(drawing,draw_begin,draw_end);
-  LttTime t1,t2;
+  LttTime t1, t2;
   TimeWindow time_window =
               lttvwindow_get_time_window(histocontrol_flow_data->tab);
      
-  guint val,h_val;
+  guint val, h_val;
   
-  guint i,line_src,line_end;
+  guint i, line_src;
   guint end_chunk=MIN(draw_end,(histocontrol_flow_data->number_of_process)->len);
   
   for (i=draw_begin/*0*/;i<end_chunk/* (histocontrol_flow_data->number_of_process)->len*/;i++){
@@ -518,7 +433,6 @@ void histogram_show(HistoControlFlowData *histocontrol_flow_data,guint draw_begi
 
 int histo_event_selected_hook(void *hook_data, void *call_data)
 {
-  HistoControlFlowData *histocontrol_flow_data = (HistoControlFlowData*) hook_data;
   guint *event_number = (guint*) call_data;
 
   g_debug("DEBUG : event selected by main window : %u", *event_number);
@@ -614,229 +528,6 @@ gint histo_update_time_window_hook(void *hook_data, void *call_data)
 //show number of event at current time 
 
   histo_drawing_update_vertical_ruler(drawing);
-
-#if 0
-
-/*//  if( histo_new_time_window->time_width.tv_sec == histo_old_time_window->time_width.tv_sec
-  && histo_new_time_window->time_width.tv_nsec == histo_old_time_window->time_width.tv_nsec)
-  {
-    // Same scale (scrolling) 
-    g_info("scrolling");
-    /* For histogram,
-      while scrolling no matter far or near , 
-      right or left it's necessary to redraw whole screen!*/
-/*//    LttTime *ns = &histo_new_time_window->start_time;
-    LttTime *nw = &histo_new_time_window->time_width;
-    LttTime *os = &histo_old_time_window->start_time;
-    LttTime *ow = &histo_old_time_window->time_width;
-    LttTime histo_old_end = histo_old_time_window->end_time;
-    LttTime histo_new_end = histo_new_time_window->end_time;
-    //if(ns<os+w<ns+w)
-    //if(ns<os+w && os+w<ns+w)
-    //if(ns<histo_old_end && os<ns)
-
-    //added for histogram
-    gtk_widget_queue_draw(drawing->drawing_area);
-
-          drawing->damage_begin = 0;
-          drawing->damage_end = drawing->width;
-
-      //replaced for hisogram
-      histo_request_event(histocontrol_flow_data,drawing->damage_begin,
-			drawing->damage_end- drawing->damage_begin);
-/*  
-    if(ltt_time_compare(*ns, histo_old_end) == -1
-        && ltt_time_compare(*os, *ns) == -1)
-    {
-      g_info("scrolling near right");
-      // Scroll right, keep right part of the screen 
-      guint x = 0;
-      guint width = drawing->width;
-      histo_convert_time_to_pixels(
-          *histo_old_time_window,
-          *ns,
-          width,
-          &x);
-
-      // Copy old data to new location 
-      //replaced for histogram:
-	histo_copy_pixmap_region(drawing,NULL,
-    		drawing->drawing_area->style->black_gc,//drawing->gc,
-	 	NULL,
-    		x, 0,
-    		0, 0, (drawing->width-x)
-		, -1);
-  
-    if(drawing->damage_begin == drawing->damage_end)
-        drawing->damage_begin = drawing->width-x;
-      else
-        drawing->damage_begin = 0;
-
-      drawing->damage_end = drawing->width;
-
-//(histo) copy corresponding array region too:
-  guint i;
-  
-  for(i=0; i < histocontrol_flow_data->number_of_process->len-x;i++) 
-  {
-      g_array_index(histocontrol_flow_data->number_of_process, guint, i) = 
-         g_array_index(histocontrol_flow_data->number_of_process, guint, i+x);
-  }
-
-      // Clear the data request background, but not SAFETY 
- 
-
-//not necessary for histo, because in before chunk ,it clears the area
-/*	histo_rectangle_pixmap (
-	drawing->drawing_area->style->black_gc,
-          TRUE,
-          drawing->damage_begin, 0,
-          drawing->damage_end - drawing->damage_begin,  // do not overlap
-          -1,drawing);
-*/
- /*     gtk_widget_queue_draw(drawing->drawing_area);
-      //gtk_widget_queue_draw_area (drawing->drawing_area,
-      //                          0,0,
-      //                          histocontrol_flow_data->drawing->width,
-      //                          histocontrol_flow_data->drawing->height);
-
-    // Get new data for the rest.
-    //replaced for hisogram 
-      histo_request_event(histocontrol_flow_data,drawing->damage_begin,
-			drawing->damage_end- drawing->damage_begin);
-    } else { 
-      //if(ns<os<ns+w)
-      //if(ns<os && os<ns+w)
-      //if(ns<os && os<histo_new_end)
-      if(ltt_time_compare(*ns,*os) == -1
-          && ltt_time_compare(*os,histo_new_end) == -1)
-      {
-        g_info("scrolling near left");
-        // Scroll left, keep left part of the screen 
-        guint x = 0;
-        guint width = drawing->width;
-        histo_convert_time_to_pixels(
-            *histo_new_time_window,
-            *os,
-            width,
-            &x);
-        
-        // Copy old data to new location 
-	//replaced for histogram
-
-  	histo_copy_pixmap_region(drawing,NULL,
-    		drawing->drawing_area->style->black_gc,//drawing->gc,
-	 	NULL,
-    		0, 0,
-    		x, 0, -1, -1);
-	//(histo) copy corresponding array region too:
-  	guint i;
-  	for(i=histocontrol_flow_data->number_of_process->len; i > x-1;i--) 
-  	{
-     	 g_array_index(histocontrol_flow_data->number_of_process, guint, i) = 
-         g_array_index(histocontrol_flow_data->number_of_process, guint, i-x);
-  	}
-
-       if(drawing->damage_begin == drawing->damage_end)
-          drawing->damage_end = x;
-        else
-          drawing->damage_end = 
-            drawing->width;
-
-        drawing->damage_begin = 0;
-
-        
-//not necessary for histo, because in before chunk ,it clears the area
-  /*      histo_rectangle_pixmap (drawing->drawing_area->style->black_gc,
-          TRUE,
-          drawing->damage_begin, 0,
-          drawing->damage_end - drawing->damage_begin,  // do not overlap
-          -1,drawing);
-*/
- /*       gtk_widget_queue_draw(drawing->drawing_area);
-        //gtk_widget_queue_draw_area (drawing->drawing_area,
-        //                        0,0,
-        //                        histocontrol_flow_data->drawing->width,
-        //                        histocontrol_flow_data->drawing->height);
-
-
-        // Get new data for the rest. 
-
-//replaced for hisogram
-      histo_request_event(histocontrol_flow_data,drawing->damage_begin,
-			drawing->damage_end- drawing->damage_begin);
-    
-      } else {
-        if(ltt_time_compare(*ns,*os) == 0)
-        {
-          g_info("not scrolling");
-        } else {
-          g_info("scrolling far");
-          // Cannot reuse any part of the screen : far jump 
-          
-          //not necessary for histo, because in before chunk ,it clears the area
- /*         histo_rectangle_pixmap (histocontrol_flow_data->drawing->drawing_area->style->black_gc,
-            TRUE,
-            0, 0,
-            histocontrol_flow_data->drawing->width,//+SAFETY, // do not overlap
-            -1,drawing);
-*/
-          //gtk_widget_queue_draw_area (drawing->drawing_area,
-          //                      0,0,
-          //                      histocontrol_flow_data->drawing->width,
-          //                      histocontrol_flow_data->drawing->height);
-/*          gtk_widget_queue_draw(drawing->drawing_area);
-
-          drawing->damage_begin = 0;
-          drawing->damage_end = histocontrol_flow_data->drawing->width;
-/*
-          histo_drawing_data_request(histocontrol_flow_data->drawing,
-              0, 0,
-              histocontrol_flow_data->drawing->width,
-              histocontrol_flow_data->drawing->height);*/
-      //replaced for hisogram
- /*     histo_request_event(histocontrol_flow_data,drawing->damage_begin,
-			drawing->damage_end- drawing->damage_begin);
-        }
-      }
-    }
-  } else {
-    // Different scale (zoom) 
-    g_info("zoom");
-
- //not necessary for histo, because in before chunk ,it clears the area
- /*
-    histo_rectangle_pixmap (drawing->drawing_area->style->black_gc,
-          TRUE,
-          0, 0,
-          histocontrol_flow_data->drawing->width+SAFETY, // do not overlap
-          -1,drawing);
-*/
-    //gtk_widget_queue_draw_area (drawing->drawing_area,
-    //                            0,0,
-    //                            histocontrol_flow_data->drawing->width,
-    //                            histocontrol_flow_data->drawing->height);
-/*//    gtk_widget_queue_draw(drawing->drawing_area);
-  
-    drawing->damage_begin = 0;
-    drawing->damage_end = drawing->width;
-
-  //replaced for hisogram
-   histo_request_event(histocontrol_flow_data,drawing->damage_begin,
-			drawing->damage_end- drawing->damage_begin);
-  }
-
-  // Update directly when scrolling 
-  gdk_window_process_updates(drawing->drawing_area->window,
-      TRUE);
-
-  //show number of event at current time 
-
-  histo_drawing_update_vertical_ruler(drawing);
-*/
-#endif
-
-//disabled for histogram, always redraw whole screen. 
   return 0;
 }
 
@@ -1019,9 +710,6 @@ gboolean histo_filter_changed(void * hook_data, void * call_data)
   HistoControlFlowData *histocontrol_flow_data = (HistoControlFlowData*)hook_data;
   histoDrawing_t *drawing =histocontrol_flow_data->drawing;
 
-  LttvTracesetContext * tsc =
-        lttvwindow_get_traceset_context(histocontrol_flow_data->tab);
-
   histocontrol_flow_data->histo_main_win_filter = 
     (LttvFilter*)call_data;
   //get_events(event_viewer_data->vadjust_c->value, event_viewer_data);
@@ -1057,7 +745,6 @@ int histo_before_chunk(void *hook_data, void *call_data)
 {
   EventsRequest *histo_events_request = (EventsRequest*)hook_data;
   LttvTracesetState *histo_tss = (LttvTracesetState*)call_data;
-  HistoControlFlowData *histo_cfd = (HistoControlFlowData*)histo_events_request->viewer_data;
 #if 0  
   /* Desactivate sort */
   gtk_tree_sortable_set_sort_column_id(
@@ -1106,7 +793,6 @@ int histo_after_chunk(void *hook_data, void *call_data)
 {
   EventsRequest *events_request = (EventsRequest*)hook_data;
   HistoControlFlowData *histocontrol_flow_data = events_request->viewer_data;
-  LttvTracesetState *tss = (LttvTracesetState*)call_data;
   LttvTracesetContext *tsc = (LttvTracesetContext*)call_data;
   LttvTracefileContext *tfc = lttv_traceset_context_get_current_tfc(tsc);
   LttTime end_time;
diff --git a/lttv/modules/gui/interrupts/interrupts.c b/lttv/modules/gui/interrupts/interrupts.c
index bea4a10..4197565 100644
--- a/lttv/modules/gui/interrupts/interrupts.c
+++ b/lttv/modules/gui/interrupts/interrupts.c
@@ -241,8 +241,6 @@ static GtkWidget *interrupts(LttvPlugin *plugin)
  */
 InterruptEventData *system_info(LttvPluginTab *ptab)
 {
-  
-  LttTime end;
   GtkTreeViewColumn *column;
   GtkCellRenderer *renderer;
   InterruptEventData* event_viewer_data = g_new(InterruptEventData,1) ;
@@ -420,23 +418,13 @@ InterruptEventData *system_info(LttvPluginTab *ptab)
  */
 static void FirstRequest(InterruptEventData *event_data )
 {
-  guint i, k, l, nb_trace;
- 
-  LttvTraceHook *hook;
-   
-  guint ret; 
-  
+  guint i, k, nb_trace;
   LttvTraceState *ts;
-    
   GArray *hooks;
-   
   EventsRequest *events_request;
-  
   LttvTraceHook *th;
-  
   LttvTracesetContext *tsc = lttvwindow_get_traceset_context(event_data->tab);
-  
-  
+
   /* Get the traceset */
   LttvTraceset *traceset = tsc->ts;
  
@@ -580,9 +568,8 @@ gboolean FirstRequestIrqExitCallback(void *hook_data, void *call_data)
 static void CalculateData(LttTime time_exit,  guint cpu_id,InterruptEventData *event_data)
 {
   
-  gint i, irq_id;
+  gint i;
   irq_entry *element; 
-  LttTime duration;
   GArray *FirstRequestIrqExit = event_data->FirstRequestIrqExit;
   GArray *FirstRequestIrqEntry = event_data->FirstRequestIrqEntry;
   for(i = FirstRequestIrqEntry->len-1; i >=0; i--)
@@ -682,25 +669,14 @@ static void CalculateTotalDurationAndMaxIrqDurationAndMinIrqDuration(irq_entry *
  */ 
 static gboolean SecondRequest(void *hook_data, void *call_data)
 {
- 
-  guint i, k, l, nb_trace;
- 
-  LttvTraceHook *hook;
-   
+  guint i, k, nb_trace;
   guint ret; 
-  
   LttvTraceState *ts;
-    
   GArray *hooks;
-   
   EventsRequest *events_request;
-  
   LttvTraceHook *th;
-  
   InterruptEventData *event_data = (InterruptEventData *)hook_data;
-  
   LttvTracesetContext *tsc = lttvwindow_get_traceset_context(event_data->tab);
-  
   CalculateAverageDurationForEachIrqId(event_data);
    
   /* Get the traceset */
@@ -870,7 +846,6 @@ static void CalculateXi(LttEvent *event_irq_exit, InterruptEventData *event_data
   LttTime Xi;
   LttTime  exit_time; 
   
-  GArray *SecondRequestIrqExit = event_data->SecondRequestIrqExit;
   GArray *SecondRequestIrqEntry = event_data->SecondRequestIrqEntry;
   for(i = 0; i < SecondRequestIrqEntry->len; i++)
   {
@@ -1004,11 +979,8 @@ static  guint64 CalculateFrequencyInnerPart(guint Xi_in_ns,  guint FrequencyHZ)
  */ 
 static gboolean DisplayViewer(void *hook_data, void *call_data)
 {
-  
-  guint average;
   gint i;	
   Irq element; 
-  LttTime average_duration;
   GtkTreeIter    iter;
   guint64 real_data;
   guint maxIRQduration;
@@ -1048,13 +1020,13 @@ static gboolean DisplayViewer(void *hook_data, void *call_data)
     
     FrequencyHZ = FrequencyInHZ(element.TotalNumberOfInterrupts,event_data->time_window);
    
-   if(FrequencyHZ != 0)
-   {
+    if(FrequencyHZ != 0)
+    {
       periodInSec = (double)1/FrequencyHZ;
       periodInSec *= NANOSECONDS_PER_SECOND;
       periodInNsec = (int)periodInSec;
      
-   }
+    }
      
     gtk_list_store_append (event_data->ListStore, &iter);
     gtk_list_store_set (event_data->ListStore, &iter,
@@ -1231,18 +1203,12 @@ gboolean interrupt_update_time_window(void * hook_data, void * call_data)
 
 gboolean trace_header(void *hook_data, void *call_data)
 {
-
-  InterruptEventData *event_data = (InterruptEventData *)hook_data;
-  LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
-  LttEvent *e;
-  LttTime event_time;
   return FALSE;
 }
 
 void interrupt_destroy_walk(gpointer data, gpointer user_data)
 {
   g_info("interrupt_destroy_walk");
-  InterruptEventData *event_data = (InterruptEventData*) data;
   interrupt_destructor((InterruptEventData*)data);
 }
 
diff --git a/lttv/modules/gui/lttvwindow/lttvwindow/callbacks.c b/lttv/modules/gui/lttvwindow/lttvwindow/callbacks.c
index 1229688..87d9ca8 100644
--- a/lttv/modules/gui/lttvwindow/lttvwindow/callbacks.c
+++ b/lttv/modules/gui/lttvwindow/lttvwindow/callbacks.c
@@ -418,10 +418,8 @@ insert_viewer_wrap(GtkWidget *menuitem, gpointer user_data)
 void insert_viewer(GtkWidget* widget, lttvwindow_viewer_constructor constructor)
 {
   GtkWidget * viewer_container;
-  MainWindow * mw_data = get_window_data_struct(widget);
   GtkWidget * notebook = lookup_widget(widget, "MNotebook");
   GtkWidget * viewer;
-  TimeInterval * time_interval;
   GtkWidget *page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook),
                       gtk_notebook_get_current_page(GTK_NOTEBOOK(notebook)));
   LttvPluginTab *ptab;
@@ -814,7 +812,6 @@ gint viewer_container_position(GtkWidget *container, GtkWidget *child)
 
 void move_down_viewer(GtkWidget * widget, gpointer user_data)
 {
-  MainWindow * mw = get_window_data_struct(widget);
   GtkWidget * notebook = lookup_widget(widget, "MNotebook");
 
   GtkWidget *page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook),
@@ -848,7 +845,6 @@ void move_down_viewer(GtkWidget * widget, gpointer user_data)
 
 void move_up_viewer(GtkWidget * widget, gpointer user_data)
 {
-  MainWindow * mw = get_window_data_struct(widget);
   GtkWidget * notebook = lookup_widget(widget, "MNotebook");
 
   GtkWidget *page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook),
@@ -889,7 +885,6 @@ void move_up_viewer(GtkWidget * widget, gpointer user_data)
 
 void delete_viewer(GtkWidget * widget, gpointer user_data)
 {
-  MainWindow * mw = get_window_data_struct(widget);
   GtkWidget * notebook = lookup_widget(widget, "MNotebook");
 
   GtkWidget *page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook),
@@ -983,7 +978,6 @@ void open_traceset(GtkWidget * widget, gpointer user_data)
 
 gboolean lttvwindow_process_pending_requests(Tab *tab)
 {
-  GtkWidget* widget;
   LttvTracesetContext *tsc;
   LttvTracefileContext *tfc;
   GSList *list_in = NULL;
@@ -1957,7 +1951,7 @@ void remove_trace(GtkWidget *widget, gpointer user_data)
   for(i = 0; i < nb_trace; i++){
     trace_v = lttv_traceset_get(tab->traceset_info->traceset, i);
     trace = lttv_trace(trace_v);
-    name[i] = g_quark_to_string(ltt_trace_name(trace));
+    name[i] = (char *) g_quark_to_string(ltt_trace_name(trace));
   }
 
   remove_trace_name = get_remove_trace(mw_data, name, nb_trace);
@@ -2275,7 +2269,6 @@ void zoom(GtkWidget * widget, double size)
   TimeInterval time_span;
   TimeWindow new_time_window;
   LttTime    current_time, time_delta;
-  MainWindow * mw_data = get_window_data_struct(widget);
   LttvTracesetContext *tsc;
   GtkWidget * notebook = lookup_widget(widget, "MNotebook");
 
@@ -2478,8 +2471,6 @@ on_close_tab_activate                  (GtkWidget       *widget,
 {
   gint page_num;
   GtkWidget * notebook;
-  GtkWidget * page;
-  MainWindow * mw_data = get_window_data_struct(widget);
   notebook = lookup_widget(widget, "MNotebook");
   if(notebook == NULL){
     g_info("Notebook does not exist\n");
@@ -2966,7 +2957,6 @@ void
 on_unload_module_activate              (GtkMenuItem     *menuitem,
                                         gpointer         user_data)
 {
-  GError *error = NULL;
   MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
 
   LttvLibrary *library = NULL;
@@ -3096,7 +3086,6 @@ on_remove_library_search_path_activate     (GtkMenuItem     *menuitem,
   {
     GPtrArray *name;
     guint nb,i;
-    gchar *lib_name;
     name = g_ptr_array_new();
     nb = lttv_library_path_number();
     /* ask for the library name */
@@ -3407,8 +3396,6 @@ on_MWindow_configure                   (GtkWidget         *widget,
                                         GdkEventConfigure *event,
                                         gpointer           user_data)
 {
-  MainWindow * mw_data = get_window_data_struct((GtkWidget*)widget);
-	
 	// MD : removed time width modification upon resizing of the main window.
 	// The viewers will redraw themselves completely, without time interval
 	// modification.
@@ -3987,7 +3974,6 @@ void current_position_change_manager(Tab *tab,
 {
   LttvTracesetContext *tsc =
     LTTV_TRACESET_CONTEXT(tab->traceset_info->traceset_context);
-  TimeInterval time_span = tsc->time_span;
   int retval;
 
   retval= lttv_process_traceset_seek_position(tsc, pos);
diff --git a/lttv/modules/gui/lttvwindow/lttvwindow/interface.c b/lttv/modules/gui/lttvwindow/lttvwindow/interface.c
index 007b33e..6d87df2 100644
--- a/lttv/modules/gui/lttvwindow/lttvwindow/interface.c
+++ b/lttv/modules/gui/lttvwindow/lttvwindow/interface.c
@@ -133,7 +133,6 @@ create_MWindow (void)
   GtkWidget *tlbMoveViewerUp;
   GtkWidget *tlbMoveViewerDown;
   GtkWidget *tlbRemoveViewer;
-  GtkWidget *MToolbar2;
   GtkWidget *MNotebook;
   //  GtkWidget *empty_notebook_page;
   //  GtkWidget *label1;
diff --git a/lttv/modules/gui/lttvwindow/lttvwindow/lttv_plugin.c b/lttv/modules/gui/lttvwindow/lttvwindow/lttv_plugin.c
index f7b4ded..a26eed9 100644
--- a/lttv/modules/gui/lttvwindow/lttvwindow/lttv_plugin.c
+++ b/lttv/modules/gui/lttvwindow/lttvwindow/lttv_plugin.c
@@ -32,9 +32,9 @@ lttv_plugin_class_init (LttvPluginClass *klass)
 }
 
 static void
-lttv_plugin_instance_init (GTypeInstance *instance, gpointer g_class)
+lttv_plugin_init (GTypeInstance *instance, gpointer g_class)
 {
-  LttvPlugin *self;
+  LttvPlugin *self = LTTV_PLUGIN (instance);
   self->top_widget = NULL;
 }
 
@@ -47,12 +47,12 @@ lttv_plugin_get_type (void)
       sizeof (LttvPluginClass),
       NULL,   /* base_init */
       NULL,   /* base_finalize */
-      lttv_plugin_class_init,   /* class_init */
+      (GClassInitFunc) lttv_plugin_class_init,   /* class_init */
       NULL,   /* class_finalize */
       NULL,   /* class_data */
       sizeof (LttvPlugin),
       0,      /* n_preallocs */
-      NULL    /* instance_init */
+      lttv_plugin_init    /* instance_init */
       };
       type = g_type_register_static (G_TYPE_OBJECT,
                                      "LttvPluginType",
diff --git a/lttv/modules/gui/lttvwindow/lttvwindow/lttv_plugin_tab.c b/lttv/modules/gui/lttvwindow/lttvwindow/lttv_plugin_tab.c
index 2e64138..7059176 100644
--- a/lttv/modules/gui/lttvwindow/lttvwindow/lttv_plugin_tab.c
+++ b/lttv/modules/gui/lttvwindow/lttvwindow/lttv_plugin_tab.c
@@ -66,7 +66,7 @@ lttv_plugin_tab_get_type (void)
       sizeof (LttvPluginTabClass),
       NULL,   /* base_init */
       NULL,   /* base_finalize */
-      lttv_plugin_tab_class_init,   /* class_init */
+      (GClassInitFunc) lttv_plugin_tab_class_init,   /* class_init */
       NULL,   /* class_finalize */
       NULL,   /* class_data */
       sizeof (LttvPluginTab),
diff --git a/lttv/modules/gui/lttvwindow/lttvwindow/lttvwindow.c b/lttv/modules/gui/lttvwindow/lttvwindow/lttvwindow.c
index d486020..ee3f924 100644
--- a/lttv/modules/gui/lttvwindow/lttvwindow/lttvwindow.c
+++ b/lttv/modules/gui/lttvwindow/lttvwindow/lttvwindow.c
@@ -127,7 +127,9 @@ void set_current_position(Tab *tab, const LttvTracesetContextPosition *pos)
     "hooks/updatecurrentposition", LTTV_POINTER, &value);
   g_assert(retval);
   tmp = (LttvHooks*)*(value.v_pointer);
-  if(tmp != NULL) lttv_hooks_call(tmp, pos);
+  if (tmp != NULL) {
+    lttv_hooks_call(tmp, (void *) pos);
+  }
 }
 
 void add_toolbar_constructor(MainWindow *mw, LttvToolbarClosure *toolbar_c)
diff --git a/lttv/modules/gui/resourceview/cfv.c b/lttv/modules/gui/resourceview/cfv.c
index 183be8b..d924331 100644
--- a/lttv/modules/gui/resourceview/cfv.c
+++ b/lttv/modules/gui/resourceview/cfv.c
@@ -83,16 +83,6 @@ gboolean cfv_scroll_event(GtkWidget *widget, GdkEventScroll *event,
 }
 
 
-/* Toolbar callbacks */
-static void        property_button      (GtkToolButton *toolbutton,
-                                          gpointer       user_data)
-{
-  ControlFlowData *control_flow_data = (ControlFlowData*)user_data;
-
-  g_printf("CFV Property button clicked\n");
-
-}
-
 /*****************************************************************************
  *                     Control Flow Viewer class implementation              *
  *****************************************************************************/
@@ -107,12 +97,8 @@ static void        property_button      (GtkToolButton *toolbutton,
 ControlFlowData *
 resourceview(LttvPluginTab *ptab)
 {
-  Tab *tab = ptab->tab;
-  GtkWidget *tmp_toolbar_icon;
   GtkWidget *process_list_widget, *drawing_widget, *drawing_area;
-  //ControlFlowData* control_flow_data = g_new(ControlFlowData,1) ;
   LttvPluginCFV *plugin_cfv = g_object_new(LTTV_TYPE_PLUGIN_CFV, NULL);
-  GtkTooltips *tooltips = gtk_tooltips_new();
   ControlFlowData* control_flow_data = plugin_cfv->cfd;
   control_flow_data->ptab = ptab;
   control_flow_data->tab = ptab->tab;
diff --git a/lttv/modules/gui/resourceview/drawing.c b/lttv/modules/gui/resourceview/drawing.c
index 033475a..7e324d7 100644
--- a/lttv/modules/gui/resourceview/drawing.c
+++ b/lttv/modules/gui/resourceview/drawing.c
@@ -186,25 +186,15 @@ void drawing_data_request(Drawing_t *drawing,
   {
     /* find the tracehooks */
     LttvTracesetContext *tsc = lttvwindow_get_traceset_context(tab);
-
     LttvTraceset *traceset = tsc->ts;
-
-    guint i, k, l, nb_trace;
-
     LttvTraceState *ts;
-
-    LttvTracefileState *tfs;
-
     GArray *hooks;
-
-    LttvTraceHook *hook;
-
     LttvTraceHook *th;
 
-    guint ret;
+    guint i, k;
     guint first_after;
 
-    nb_trace = lttv_traceset_number(traceset);
+    guint nb_trace = lttv_traceset_number(traceset);
     // FIXME  (fixed) : eventually request for more traces
     for(i = 0 ; i < nb_trace ; i++) {
       EventsRequest *events_request = g_new(EventsRequest, 1);
@@ -536,7 +526,6 @@ void drawing_data_request_begin(EventsRequest *events_request, LttvTracesetState
 
   g_debug("Begin of data request");
   ControlFlowData *cfd = events_request->viewer_data;
-  LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
   TimeWindow time_window = 
     lttvwindow_get_time_window(cfd->tab);
 
@@ -563,7 +552,6 @@ void drawing_chunk_begin(EventsRequest *events_request, LttvTracesetState *tss)
   g_debug("Begin of chunk");
   ControlFlowData *cfd = events_request->viewer_data;
   LttvTracesetContext *tsc = &tss->parent;
-  //LttTime current_time = lttv_traceset_context_get_current_tfc(tsc)->timestamp;
   guint i;
   LttvTraceset *traceset = tsc->ts;
   guint nb_trace = lttv_traceset_number(traceset);
@@ -590,7 +578,6 @@ void drawing_request_expose(EventsRequest *events_request,
   guint x_end;
 
   ControlFlowData *cfd = events_request->viewer_data;
-  LttvTracesetContext *tsc = (LttvTracesetContext*)tss;
   Drawing_t *drawing = cfd->drawing;
   
   TimeWindow time_window = 
diff --git a/lttv/modules/gui/resourceview/eventhooks.c b/lttv/modules/gui/resourceview/eventhooks.c
index 271e8d2..1edf049 100644
--- a/lttv/modules/gui/resourceview/eventhooks.c
+++ b/lttv/modules/gui/resourceview/eventhooks.c
@@ -255,7 +255,6 @@ h_legend(LttvPlugin *plugin)
 
 int event_selected_hook(void *hook_data, void *call_data)
 {
-  ControlFlowData *resourceview_data = (ControlFlowData*) hook_data;
   guint *event_number = (guint*) call_data;
 
   g_debug("DEBUG : event selected by main window : %u", *event_number);
@@ -312,7 +311,6 @@ static void irq_set_line_color(PropertiesLine *prop_line, LttvIRQState *s)
 
 static void soft_irq_set_line_color(PropertiesLine *prop_line, LttvSoftIRQState *s)
 {
-  GQuark present_state;
   if(s->running)
     prop_line->color = drawing_colors_soft_irq[COL_SOFT_IRQ_BUSY];
   else if(s->pending)
@@ -323,7 +321,6 @@ static void soft_irq_set_line_color(PropertiesLine *prop_line, LttvSoftIRQState
 
 static void trap_set_line_color(PropertiesLine *prop_line, LttvTrapState *s)
 {
-  GQuark present_state;
   if(s->running == 0)
     prop_line->color = drawing_colors_trap[COL_TRAP_IDLE];
   else
@@ -383,10 +380,8 @@ int before_schedchange_hook(void *hook_data, void *call_data)
 
   LttEvent *e;
   e = ltt_tracefile_get_event(tfc->tf);
-  gint target_pid_saved = tfc->target_pid;
 
   LttTime evtime = ltt_event_time(e);
-  LttvFilter *filter = resourceview_data->filter;
 
   /* we are in a schedchange, before the state update. We must draw the
    * items corresponding to the state before it changes : now is the right
@@ -408,10 +403,8 @@ int before_schedchange_hook(void *hook_data, void *call_data)
   guint cpu = tfs->cpu;
 
   guint trace_num = ts->parent.index;
-   /* Add process to process list (if not present) */
-  guint pl_height = 0;
+  /* Add process to process list (if not present) */
   HashedResourceData *hashed_process_data = NULL;
-  ProcessList *process_list = resourceview_data->process_list;
   
   hashed_process_data = resourcelist_obtain_cpu(resourceview_data, trace_num, cpu);
   
@@ -559,7 +552,6 @@ int after_schedchange_hook(void *hook_data, void *call_data)
   /* Add process to process list (if not present) */
   LttvProcessState *process_in;
   LttTime birth;
-  guint pl_height = 0;
   HashedResourceData *hashed_process_data_in = NULL;
 
   ProcessList *process_list = resourceview_data->process_list;
@@ -676,12 +668,9 @@ int before_execmode_hook(void *hook_data, void *call_data)
   /* Well, the process_out existed : we must get it in the process hash
    * or add it, and draw its items.
    */
-   /* Add process to process list (if not present) */
-  guint pl_height = 0;
+  /* Add process to process list (if not present) */
   HashedResourceData *hashed_process_data = NULL;
   ProcessList *process_list = resourceview_data->process_list;
-
-  LttTime birth = process->creation_time;
  
   if(likely(process_list->current_hash_data[trace_num][cpu] != NULL)) {
     hashed_process_data = process_list->current_hash_data[trace_num][cpu];
@@ -824,8 +813,6 @@ int before_execmode_hook_irq(void *hook_data, void *call_data)
 
   LttTime evtime = ltt_event_time(e);
 
-  LttTrace *trace = tfc->t_context->t;
-
   /* we are in a execmode, before the state update. We must draw the
    * items corresponding to the state before it changes : now is the right
    * time to do it.
@@ -861,10 +848,8 @@ int before_execmode_hook_irq(void *hook_data, void *call_data)
   /* Well, the process_out existed : we must get it in the process hash
    * or add it, and draw its items.
    */
-   /* Add process to process list (if not present) */
-  guint pl_height = 0;
+  /* Add process to process list (if not present) */
   HashedResourceData *hashed_process_data = NULL;
-  ProcessList *process_list = resourceview_data->process_list;
 
   hashed_process_data = resourcelist_obtain_irq(resourceview_data, trace_num, irq);
   // TODO: fix this, it's ugly and slow:
@@ -1009,8 +994,6 @@ int before_execmode_hook_soft_irq(void *hook_data, void *call_data)
 
   LttTime evtime = ltt_event_time(e);
 
-  LttTrace *trace = tfc->t_context->t;
-
   /* we are in a execmode, before the state update. We must draw the
    * items corresponding to the state before it changes : now is the right
    * time to do it.
@@ -1048,10 +1031,8 @@ int before_execmode_hook_soft_irq(void *hook_data, void *call_data)
   /* Well, the process_out existed : we must get it in the process hash
    * or add it, and draw its items.
    */
-   /* Add process to process list (if not present) */
-  guint pl_height = 0;
+  /* Add process to process list (if not present) */
   HashedResourceData *hashed_process_data = NULL;
-  ProcessList *process_list = resourceview_data->process_list;
 
   hashed_process_data = resourcelist_obtain_soft_irq(resourceview_data, trace_num, softirq);
 
@@ -1186,8 +1167,6 @@ int before_execmode_hook_trap(void *hook_data, void *call_data)
 
   LttTime evtime = ltt_event_time(e);
 
-  LttTrace *trace = tfc->t_context->t;
-
   /* we are in a execmode, before the state update. We must draw the
    * items corresponding to the state before it changes : now is the right
    * time to do it.
@@ -1228,10 +1207,8 @@ int before_execmode_hook_trap(void *hook_data, void *call_data)
   /* Well, the process_out existed : we must get it in the process hash
    * or add it, and draw its items.
    */
-   /* Add process to process list (if not present) */
-  guint pl_height = 0;
+  /* Add process to process list (if not present) */
   HashedResourceData *hashed_process_data = NULL;
-  ProcessList *process_list = resourceview_data->process_list;
 
   hashed_process_data = resourcelist_obtain_trap(resourceview_data, trace_num, trap);
 
@@ -1358,7 +1335,6 @@ int before_bdev_event_hook(void *hook_data, void *call_data)
 
   LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
 
-  LttvTracefileState *tfs = (LttvTracefileState *)call_data;
   LttvTraceState *ts = (LttvTraceState *)tfc->t_context;
 
   LttEvent *e;
@@ -1372,10 +1348,8 @@ int before_bdev_event_hook(void *hook_data, void *call_data)
    */
   /* For the pid */
 
-  guint cpu = tfs->cpu;
   guint8 major = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 0));
   guint8 minor = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 1));
-  guint oper = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 2));
   gint devcode_gint = MKDEV(major,minor);
 
   guint trace_num = ts->parent.index;
@@ -1387,10 +1361,8 @@ int before_bdev_event_hook(void *hook_data, void *call_data)
   /* Well, the process_out existed : we must get it in the process hash
    * or add it, and draw its items.
    */
-   /* Add process to process list (if not present) */
-  guint pl_height = 0;
+  /* Add process to process list (if not present) */
   HashedResourceData *hashed_process_data = NULL;
-  ProcessList *process_list = resourceview_data->process_list;
 //  LttTime birth = process->creation_time;
  
 //  if(likely(process_list->current_hash_data[trace_num][cpu] != NULL)) {
@@ -1567,9 +1539,7 @@ gint update_time_window_hook(void *hook_data, void *call_data)
     /* Same scale (scrolling) */
     g_info("scrolling");
     LttTime *ns = &new_time_window->start_time;
-    LttTime *nw = &new_time_window->time_width;
     LttTime *os = &old_time_window->start_time;
-    LttTime *ow = &old_time_window->time_width;
     LttTime old_end = old_time_window->end_time;
     LttTime new_end = new_time_window->end_time;
     //if(ns<os+w<ns+w)
@@ -1806,7 +1776,6 @@ gint continue_notify(void *hook_data, void *call_data)
 gint update_current_time_hook(void *hook_data, void *call_data)
 {
   ControlFlowData *resourceview_data = (ControlFlowData*)hook_data;
-  Drawing_t *drawing = resourceview_data->drawing;
 
   LttTime current_time = *((LttTime*)call_data);
   
@@ -1928,7 +1897,6 @@ void draw_closure(gpointer key, gpointer value, gpointer user_data)
 
     /* Only draw for processes that are currently in the trace states */
 
-    ProcessList *process_list = resourceview_data->process_list;
 #ifdef EXTRA_CHECK
     /* Should be alike when background info is ready */
     if(resourceview_data->background_info_waiting==0)
@@ -2049,7 +2017,6 @@ int before_chunk(void *hook_data, void *call_data)
 {
   EventsRequest *events_request = (EventsRequest*)hook_data;
   LttvTracesetState *tss = (LttvTracesetState*)call_data;
-  ControlFlowData *cfd = (ControlFlowData*)events_request->viewer_data;
 #if 0  
   /* Deactivate sort */
   gtk_tree_sortable_set_sort_column_id(
@@ -2094,7 +2061,6 @@ int after_request(void *hook_data, void *call_data)
   ControlFlowData *resourceview_data = events_request->viewer_data;
   LttvTracesetState *tss = (LttvTracesetState*)call_data;
   
-  ProcessList *process_list = resourceview_data->process_list;
   LttTime end_time = events_request->end_time;
 
   ClosureData closure_data;
@@ -2211,12 +2177,7 @@ int before_statedump_end(void *hook_data, void *call_data)
 
   LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
 
-  LttvTracefileState *tfs = (LttvTracefileState *)call_data;
-
-  LttvTraceState *ts = (LttvTraceState *)tfc->t_context;
-
   LttvTracesetState *tss = (LttvTracesetState*)tfc->t_context->ts_context;
-  ProcessList *process_list = resourceview_data->process_list;
 
   LttEvent *e;
   e = ltt_tracefile_get_event(tfc->tf);
diff --git a/lttv/modules/gui/resourceview/lttv_plugin_cfv.c b/lttv/modules/gui/resourceview/lttv_plugin_cfv.c
index 4b5ae2c..b9ab49f 100644
--- a/lttv/modules/gui/resourceview/lttv_plugin_cfv.c
+++ b/lttv/modules/gui/resourceview/lttv_plugin_cfv.c
@@ -68,7 +68,7 @@ lttv_plugin_cfv_get_type (void)
       sizeof (LttvPluginCFVClass),
       NULL,   /* base_init */
       NULL,   /* base_finalize */
-      lttv_plugin_cfv_class_init,   /* class_init */
+      (GClassInitFunc) lttv_plugin_cfv_class_init,   /* class_init */
       NULL,   /* class_finalize */
       NULL,   /* class_data */
       sizeof (LttvPluginCFV),
diff --git a/lttv/modules/gui/resourceview/processlist.c b/lttv/modules/gui/resourceview/processlist.c
index ee24ba6..00d200c 100644
--- a/lttv/modules/gui/resourceview/processlist.c
+++ b/lttv/modules/gui/resourceview/processlist.c
@@ -87,9 +87,8 @@ gboolean scroll_event(GtkWidget *widget, GdkEventScroll *event, gpointer data)
       (ControlFlowData*)g_object_get_data(
                 G_OBJECT(widget),
                 "resourceview_data");
-  Drawing_t *drawing = control_flow_data->drawing;
-	unsigned int cell_height =
-		get_cell_height(GTK_TREE_VIEW(control_flow_data->process_list->process_list_widget));
+  unsigned int cell_height =
+      get_cell_height(GTK_TREE_VIEW(control_flow_data->process_list->process_list_widget));
 
   switch(event->direction) {
     case GDK_SCROLL_UP:
@@ -103,7 +102,7 @@ gboolean scroll_event(GtkWidget *widget, GdkEventScroll *event, gpointer data)
     default:
       g_error("should only scroll up and down.");
   }
-	return TRUE;
+  return TRUE;
 }
 
 void expand_event(GtkTreeView *treeview, GtkTreeIter *iter, GtkTreePath *arg2, gpointer user_data)
@@ -113,7 +112,6 @@ void expand_event(GtkTreeView *treeview, GtkTreeIter *iter, GtkTreePath *arg2, g
                 G_OBJECT(treeview),
                 "resourceview_data");
   ProcessList *process_list = (ProcessList *) user_data;
-  ResourceUnique *rup;
   HashedResourceData *hrd;
   gboolean result;
 
@@ -148,7 +146,6 @@ void collapse_event(GtkTreeView *treeview, GtkTreeIter *iter, GtkTreePath *arg2,
                 G_OBJECT(treeview),
                 "resourceview_data");
   ProcessList *process_list = (ProcessList *) user_data;
-  ResourceUnique *rup;
   HashedResourceData *hrd;
   gboolean result;
 
diff --git a/lttv/modules/gui/statistics/statistics.c b/lttv/modules/gui/statistics/statistics.c
index 3f5c51d..2b40d6b 100644
--- a/lttv/modules/gui/statistics/statistics.c
+++ b/lttv/modules/gui/statistics/statistics.c
@@ -131,7 +131,6 @@ static gint background_ready(void *hook_data, void *call_data)
 {
   StatisticViewerData *svd = (StatisticViewerData *)hook_data;
   Tab *tab = svd->tab;
-  LttvTrace *trace = (LttvTrace*)call_data;
 
   svd->background_info_waiting--;
 
@@ -431,7 +430,6 @@ void show_traceset_stats(StatisticViewerData * statistic_viewer_data)
   int i, nb;
   LttvTraceset *ts;
   LttvTraceStats *tcs;
-  LttSystemDescription *desc;
   LttvTracesetStats * tscs = lttvwindow_get_traceset_stats(tab);
   gchar * str, trace_str[PATH_LENGTH];
   GtkTreePath * path;
@@ -468,7 +466,7 @@ void show_traceset_stats(StatisticViewerData * statistic_viewer_data)
             start_time.tv_sec,
             start_time.tv_nsec);
 #endif //0
-    sprintf(trace_str, g_quark_to_string(ltt_trace_name(tcs->parent.parent.t)));
+    sprintf(trace_str, "%s", g_quark_to_string(ltt_trace_name(tcs->parent.parent.t)));
     gtk_tree_store_append (store, &iter, NULL);  
     gtk_tree_store_set (store, &iter,NAME_COLUMN,trace_str,-1);  
     path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &iter);
diff --git a/lttv/modules/gui/tracecontrol/tracecontrol.c b/lttv/modules/gui/tracecontrol/tracecontrol.c
index 283674b..a02301b 100644
--- a/lttv/modules/gui/tracecontrol/tracecontrol.c
+++ b/lttv/modules/gui/tracecontrol/tracecontrol.c
@@ -164,10 +164,6 @@ gui_control(LttvPluginTab *ptab)
   Tab *tab = ptab->tab;
   g_debug("filter::gui_control()");
 
-  unsigned i;
-  GtkCellRenderer *renderer;
-  GtkTreeViewColumn *column;
-
   ControlData* tcd = g_new(ControlData,1);
 
   tcd->tab  = tab;
@@ -450,8 +446,6 @@ gui_control(LttvPluginTab *ptab)
 void
 gui_control_destructor(ControlData *tcd)
 {
-  Tab *tab = tcd->tab;
-
   /* May already been done by GTK window closing */
   if(GTK_IS_WIDGET(guicontrol_get_widget(tcd))){
     g_info("widget still exists");
@@ -850,7 +844,7 @@ void start_clicked (GtkButton *button, gpointer user_data)
         GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
         GTK_MESSAGE_ERROR,
         GTK_BUTTONS_OK,
-        msg);
+        "%s", msg);
     gtk_dialog_run(GTK_DIALOG(dialogue));
     gtk_widget_destroy(dialogue);
   }
@@ -922,7 +916,7 @@ void pause_clicked (GtkButton *button, gpointer user_data)
         GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
         GTK_MESSAGE_ERROR,
         GTK_BUTTONS_OK,
-        msg);
+        "%s", msg);
     gtk_dialog_run(GTK_DIALOG(dialogue));
     gtk_widget_destroy(dialogue);
   }
@@ -993,7 +987,7 @@ void unpause_clicked (GtkButton *button, gpointer user_data)
         GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
         GTK_MESSAGE_ERROR,
         GTK_BUTTONS_OK,
-        msg);
+        "%s", msg);
     gtk_dialog_run(GTK_DIALOG(dialogue));
     gtk_widget_destroy(dialogue);
   }
@@ -1024,10 +1018,10 @@ void stop_clicked (GtkButton *button, gpointer user_data)
  
   const gchar *lttctl_path =
     gtk_entry_get_text(GTK_ENTRY(tcd->lttctl_path_entry));
-  gchar *trace_dir = gtk_entry_get_text(GTK_ENTRY(tcd->trace_dir_entry));
+  const gchar *trace_dir = gtk_entry_get_text(GTK_ENTRY(tcd->trace_dir_entry));
   GSList * trace_list = NULL;
 
-  trace_list = g_slist_append(trace_list, trace_dir);
+  trace_list = g_slist_append(trace_list, (gpointer) trace_dir);
 
   /* Setup arguments to su */
   /* child */
@@ -1092,7 +1086,7 @@ void stop_clicked (GtkButton *button, gpointer user_data)
         GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
         GTK_MESSAGE_ERROR,
         GTK_BUTTONS_OK,
-        msg);
+        "%s", msg);
     gtk_dialog_run(GTK_DIALOG(dialogue));
     gtk_widget_destroy(dialogue);
     return;
@@ -1176,7 +1170,7 @@ void arm_clicked (GtkButton *button, gpointer user_data)
         GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
         GTK_MESSAGE_ERROR,
         GTK_BUTTONS_OK,
-        msg);
+        "%s", msg);
     gtk_dialog_run(GTK_DIALOG(dialogue));
     gtk_widget_destroy(dialogue);
   }
@@ -1227,7 +1221,7 @@ void disarm_clicked (GtkButton *button, gpointer user_data)
         GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
         GTK_MESSAGE_ERROR,
         GTK_BUTTONS_OK,
-        msg);
+        "%s", msg);
     gtk_dialog_run(GTK_DIALOG(dialogue));
     gtk_widget_destroy(dialogue);
   }
@@ -1248,9 +1242,6 @@ void disarm_clicked (GtkButton *button, gpointer user_data)
 GtkWidget *
 h_guicontrol(LttvPlugin *plugin)
 {
-  LttvPluginTab *ptab = LTTV_PLUGIN_TAB(plugin);
-  ControlData* f = gui_control(ptab);
-
   return NULL;
 }
 
-- 
1.7.1





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