Use stupid quotes instead of dumb quotes

Following a similar change in GLib a while ago.

'bla' may by stupid, but it looks less dumb than `bla'.

21 files changed, 121 insertions, 121 deletions

diff --git a/gtk/gtkbindings.c b/gtk/gtkbindings.c
index 6218043ec0..2a1ec437f0 100644
--- a/gtk/gtkbindings.c
+++ b/gtk/gtkbindings.c
@@ -595,7 +595,7 @@ gtk_binding_entry_activate (GtkBindingEntry *entry,
         {
           accelerator = gtk_accelerator_name (entry->keyval, entry->modifiers);
           g_warning ("gtk_binding_entry_activate(): binding \"%s::%s\": "
-                     "could not find signal \"%s\" in the `%s' class ancestry",
+                     "could not find signal \"%s\" in the '%s' class ancestry",
                      entry->binding_set->set_name,
                      accelerator,
                      sig->signal_name,
@@ -611,7 +611,7 @@ gtk_binding_entry_activate (GtkBindingEntry *entry,
         {
           accelerator = gtk_accelerator_name (entry->keyval, entry->modifiers);
           g_warning ("gtk_binding_entry_activate(): binding \"%s::%s\": "
-                     "signature mismatch for signal \"%s\" in the `%s' class ancestry",
+                     "signature mismatch for signal \"%s\" in the '%s' class ancestry",
                      entry->binding_set->set_name,
                      accelerator,
                      sig->signal_name,
@@ -621,7 +621,7 @@ gtk_binding_entry_activate (GtkBindingEntry *entry,
         {
           accelerator = gtk_accelerator_name (entry->keyval, entry->modifiers);
           g_warning ("gtk_binding_entry_activate(): binding \"%s::%s\": "
-                     "signal \"%s\" in the `%s' class ancestry cannot be used for action emissions",
+                     "signal \"%s\" in the '%s' class ancestry cannot be used for action emissions",
                      entry->binding_set->set_name,
                      accelerator,
                      sig->signal_name,
@@ -922,7 +922,7 @@ _gtk_binding_entry_add_signall (GtkBindingSet  *binding_set,
       tmp_arg = slist->data;
       if (!tmp_arg)
         {
-          g_warning ("gtk_binding_entry_add_signall(): arg[%u] is `NULL'", n);
+          g_warning ("gtk_binding_entry_add_signall(): arg[%u] is 'NULL'", n);
           binding_signal_free (signal);
           return;
         }
@@ -944,13 +944,13 @@ _gtk_binding_entry_add_signall (GtkBindingSet  *binding_set,
           arg->d.string_data = g_strdup (tmp_arg->d.string_data);
           if (!arg->d.string_data)
             {
-              g_warning ("gtk_binding_entry_add_signall(): value of `string' arg[%u] is `NULL'", n);
+              g_warning ("gtk_binding_entry_add_signall(): value of 'string' arg[%u] is 'NULL'", n);
               binding_signal_free (signal);
               return;
             }
           break;
         default:
-          g_warning ("gtk_binding_entry_add_signall(): unsupported type `%s' for arg[%u]",
+          g_warning ("gtk_binding_entry_add_signall(): unsupported type '%s' for arg[%u]",
                      g_type_name (arg->arg_type), n);
           binding_signal_free (signal);
           return;
@@ -1038,14 +1038,14 @@ gtk_binding_entry_add_signal (GtkBindingSet  *binding_set,
           arg->d.string_data = va_arg (args, gchar*);
           if (!arg->d.string_data)
             {
-              g_warning ("gtk_binding_entry_add_signal(): type `%s' arg[%u] is `NULL'",
+              g_warning ("gtk_binding_entry_add_signal(): type '%s' arg[%u] is 'NULL'",
                          g_type_name (arg->arg_type),
                          i);
               i += n_args + 1;
             }
           break;
         default:
-          g_warning ("gtk_binding_entry_add_signal(): unsupported type `%s' for arg[%u]",
+          g_warning ("gtk_binding_entry_add_signal(): unsupported type '%s' for arg[%u]",
                      g_type_name (arg->arg_type), i);
           i += n_args + 1;
           break;
diff --git a/gtk/gtkbuilder.c b/gtk/gtkbuilder.c
index 1941aac820..5b61334009 100644
--- a/gtk/gtkbuilder.c
+++ b/gtk/gtkbuilder.c
@@ -493,7 +493,7 @@ gtk_builder_get_parameters (GtkBuilder  *builder,
               if (prop->pspec->flags & G_PARAM_CONSTRUCT_ONLY)
                 {
                   g_warning ("Failed to get construct only property "
-                             "%s of %s with value `%s'",
+                             "%s of %s with value '%s'",
                              prop->pspec->name, object_name, prop->text->str);
                   continue;
                 }
@@ -634,8 +634,8 @@ _gtk_builder_construct (GtkBuilder  *builder,
       g_set_error (error,
                    GTK_BUILDER_ERROR,
                    GTK_BUILDER_ERROR_OBJECT_TYPE_REFUSED,
-                   "Refused to build object of type `%s' because it "
-                   "conforms to the template type `%s', avoiding infinite recursion.",
+                   "Refused to build object of type '%s' because it "
+                   "conforms to the template type '%s', avoiding infinite recursion.",
                    g_type_name (info->type), g_type_name (builder->priv->template_type));
       return NULL;
     }
@@ -1885,7 +1885,7 @@ gtk_builder_value_from_string_type (GtkBuilder   *builder,
             g_set_error (error,
                          GTK_BUILDER_ERROR,
                          GTK_BUILDER_ERROR_INVALID_VALUE,
-                         "Could not parse integer `%s'",
+                         "Could not parse integer '%s'",
                          string);
             ret = FALSE;
             break;
@@ -1911,7 +1911,7 @@ gtk_builder_value_from_string_type (GtkBuilder   *builder,
             g_set_error (error,
                          GTK_BUILDER_ERROR,
                          GTK_BUILDER_ERROR_INVALID_VALUE,
-                         "Could not parse unsigned integer `%s'",
+                         "Could not parse unsigned integer '%s'",
                          string);
             ret = FALSE;
             break;
@@ -1959,7 +1959,7 @@ gtk_builder_value_from_string_type (GtkBuilder   *builder,
             g_set_error (error,
                          GTK_BUILDER_ERROR,
                          GTK_BUILDER_ERROR_INVALID_VALUE,
-                         "Could not parse double `%s'",
+                         "Could not parse double '%s'",
                          string);
             ret = FALSE;
             break;
@@ -1997,7 +1997,7 @@ G_GNUC_BEGIN_IGNORE_DEPRECATIONS
               g_set_error (error,
                            GTK_BUILDER_ERROR,
                            GTK_BUILDER_ERROR_INVALID_VALUE,
-                           "Could not parse color `%s'",
+                           "Could not parse color '%s'",
                            string);
               ret = FALSE;
             }
@@ -2111,7 +2111,7 @@ G_GNUC_END_IGNORE_DEPRECATIONS
     g_set_error (error,
                  GTK_BUILDER_ERROR,
                  GTK_BUILDER_ERROR_INVALID_VALUE,
-                 "Unsupported GType `%s'", g_type_name (type));
+                 "Unsupported GType '%s'", g_type_name (type));
 
   return ret;
 }
@@ -2152,7 +2152,7 @@ _gtk_builder_enum_from_string (GType         type,
           g_set_error (error,
                        GTK_BUILDER_ERROR,
                        GTK_BUILDER_ERROR_INVALID_VALUE,
-                       "Could not parse enum: `%s'",
+                       "Could not parse enum: '%s'",
                        string);
           ret = FALSE;
         }
@@ -2243,7 +2243,7 @@ _gtk_builder_flags_from_string (GType         type,
                   g_set_error (error,
                                GTK_BUILDER_ERROR,
                                GTK_BUILDER_ERROR_INVALID_VALUE,
-                               "Unknown flag: `%s'",
+                               "Unknown flag: '%s'",
                                flag);
                   ret = FALSE;
                   break;
diff --git a/gtk/gtkcellarea.c b/gtk/gtkcellarea.c
index 6d85040b09..c7b9f2de6e 100644
--- a/gtk/gtkcellarea.c
+++ b/gtk/gtkcellarea.c
@@ -993,7 +993,7 @@ static void
 gtk_cell_area_real_add (GtkCellArea         *area,
 			GtkCellRenderer     *renderer)
 {
-    g_warning ("GtkCellAreaClass::add not implemented for `%s'",
+    g_warning ("GtkCellAreaClass::add not implemented for '%s'",
                g_type_name (G_TYPE_FROM_INSTANCE (area)));
 }
 
@@ -1001,7 +1001,7 @@ static void
 gtk_cell_area_real_remove (GtkCellArea         *area,
 			   GtkCellRenderer     *renderer)
 {
-    g_warning ("GtkCellAreaClass::remove not implemented for `%s'",
+    g_warning ("GtkCellAreaClass::remove not implemented for '%s'",
                g_type_name (G_TYPE_FROM_INSTANCE (area)));
 }
 
@@ -1010,7 +1010,7 @@ gtk_cell_area_real_foreach (GtkCellArea         *area,
 			    GtkCellCallback      callback,
 			    gpointer             callback_data)
 {
-    g_warning ("GtkCellAreaClass::foreach not implemented for `%s'",
+    g_warning ("GtkCellAreaClass::foreach not implemented for '%s'",
                g_type_name (G_TYPE_FROM_INSTANCE (area)));
 }
 
@@ -1023,7 +1023,7 @@ gtk_cell_area_real_foreach_alloc (GtkCellArea         *area,
 				  GtkCellAllocCallback callback,
 				  gpointer             callback_data)
 {
-    g_warning ("GtkCellAreaClass::foreach_alloc not implemented for `%s'",
+    g_warning ("GtkCellAreaClass::foreach_alloc not implemented for '%s'",
                g_type_name (G_TYPE_FROM_INSTANCE (area)));
 }
 
@@ -1295,7 +1295,7 @@ gtk_cell_area_real_apply_attributes (GtkCellArea           *area,
 static GtkCellAreaContext *
 gtk_cell_area_real_create_context (GtkCellArea *area)
 {
-  g_warning ("GtkCellAreaClass::create_context not implemented for `%s'",
+  g_warning ("GtkCellAreaClass::create_context not implemented for '%s'",
              g_type_name (G_TYPE_FROM_INSTANCE (area)));
 
   return NULL;
@@ -1305,7 +1305,7 @@ static GtkCellAreaContext *
 gtk_cell_area_real_copy_context (GtkCellArea        *area,
 				 GtkCellAreaContext *context)
 {
-  g_warning ("GtkCellAreaClass::copy_context not implemented for `%s'",
+  g_warning ("GtkCellAreaClass::copy_context not implemented for '%s'",
              g_type_name (G_TYPE_FROM_INSTANCE (area)));
 
   return NULL;
@@ -1325,7 +1325,7 @@ gtk_cell_area_real_get_preferred_width (GtkCellArea        *area,
 					gint               *minimum_width,
 					gint               *natural_width)
 {
-  g_warning ("GtkCellAreaClass::get_preferred_width not implemented for `%s'",
+  g_warning ("GtkCellAreaClass::get_preferred_width not implemented for '%s'",
 	     g_type_name (G_TYPE_FROM_INSTANCE (area)));
 }
 
@@ -1336,7 +1336,7 @@ gtk_cell_area_real_get_preferred_height (GtkCellArea        *area,
 					 gint               *minimum_height,
 					 gint               *natural_height)
 {
-  g_warning ("GtkCellAreaClass::get_preferred_height not implemented for `%s'",
+  g_warning ("GtkCellAreaClass::get_preferred_height not implemented for '%s'",
 	     g_type_name (G_TYPE_FROM_INSTANCE (area)));
 }
 
@@ -1459,7 +1459,7 @@ static gboolean
 gtk_cell_area_real_focus (GtkCellArea           *area,
 			  GtkDirectionType       direction)
 {
-  g_warning ("GtkCellAreaClass::focus not implemented for `%s'",
+  g_warning ("GtkCellAreaClass::focus not implemented for '%s'",
              g_type_name (G_TYPE_FROM_INSTANCE (area)));
   return FALSE;
 }
@@ -1549,7 +1549,7 @@ gtk_cell_area_reorder (GtkCellLayout   *cell_layout,
                        GtkCellRenderer *cell,
                        gint             position)
 {
-  g_warning ("GtkCellLayout::reorder not implemented for `%s'",
+  g_warning ("GtkCellLayout::reorder not implemented for '%s'",
              g_type_name (G_TYPE_FROM_INSTANCE (cell_layout)));
 }
 
@@ -1798,7 +1798,7 @@ gtk_cell_area_event (GtkCellArea          *area,
   if (class->event)
     return class->event (area, context, widget, event, cell_area, flags);
 
-  g_warning ("GtkCellAreaClass::event not implemented for `%s'",
+  g_warning ("GtkCellAreaClass::event not implemented for '%s'",
              g_type_name (G_TYPE_FROM_INSTANCE (area)));
   return 0;
 }
@@ -1843,7 +1843,7 @@ gtk_cell_area_render (GtkCellArea          *area,
   if (class->render)
     class->render (area, context, widget, cr, background_area, cell_area, flags, paint_focus);
   else
-    g_warning ("GtkCellAreaClass::render not implemented for `%s'",
+    g_warning ("GtkCellAreaClass::render not implemented for '%s'",
                g_type_name (G_TYPE_FROM_INSTANCE (area)));
 }
 
@@ -2237,8 +2237,8 @@ gtk_cell_area_attribute_connect (GtkCellArea        *area,
         {
           cell_attribute = node->data;
 
-          g_warning ("Cannot connect attribute `%s' for cell renderer class `%s' "
-                     "since `%s' is already attributed to column %d",
+          g_warning ("Cannot connect attribute '%s' for cell renderer class '%s' "
+                     "since '%s' is already attributed to column %d",
                      attribute,
                      G_OBJECT_TYPE_NAME (renderer),
                      attribute, cell_attribute->column);
@@ -2250,7 +2250,7 @@ gtk_cell_area_attribute_connect (GtkCellArea        *area,
 
   if (!cell_attribute)
     {
-      g_warning ("Cannot connect attribute `%s' for cell renderer class `%s' "
+      g_warning ("Cannot connect attribute '%s' for cell renderer class '%s' "
                  "since attribute does not exist",
                  attribute,
                  G_OBJECT_TYPE_NAME (renderer));
@@ -2433,7 +2433,7 @@ gtk_cell_area_class_install_cell_property (GtkCellAreaClass   *aclass,
 
   if (g_param_spec_pool_lookup (cell_property_pool, pspec->name, G_OBJECT_CLASS_TYPE (aclass), TRUE))
     {
-      g_warning (G_STRLOC ": class `%s' already contains a cell property named `%s'",
+      g_warning (G_STRLOC ": class '%s' already contains a cell property named '%s'",
                  G_OBJECT_CLASS_NAME (aclass), pspec->name);
       return;
     }
@@ -2536,7 +2536,7 @@ gtk_cell_area_add_with_properties (GtkCellArea        *area,
       va_end (var_args);
     }
   else
-    g_warning ("GtkCellAreaClass::add not implemented for `%s'",
+    g_warning ("GtkCellAreaClass::add not implemented for '%s'",
                g_type_name (G_TYPE_FROM_INSTANCE (area)));
 }
 
@@ -2619,7 +2619,7 @@ area_set_cell_property (GtkCellArea     *area,
   /* provide a copy to work from, convert (if necessary) and validate */
   g_value_init (&tmp_value, G_PARAM_SPEC_VALUE_TYPE (pspec));
   if (!g_value_transform (value, &tmp_value))
-    g_warning ("unable to set cell property `%s' of type `%s' from value of type `%s'",
+    g_warning ("unable to set cell property '%s' of type '%s' from value of type '%s'",
                pspec->name,
                g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec)),
                G_VALUE_TYPE_NAME (value));
@@ -2627,7 +2627,7 @@ area_set_cell_property (GtkCellArea     *area,
     {
       gchar *contents = g_strdup_value_contents (value);
 
-      g_warning ("value \"%s\" of type `%s' is invalid for property `%s' of type `%s'",
+      g_warning ("value \"%s\" of type '%s' is invalid for property '%s' of type '%s'",
                  contents,
                  G_VALUE_TYPE_NAME (value),
                  pspec->name,
@@ -2674,13 +2674,13 @@ gtk_cell_area_cell_set_valist (GtkCellArea        *area,
                                   G_OBJECT_TYPE (area), TRUE);
       if (!pspec)
         {
-          g_warning ("%s: cell area class `%s' has no cell property named `%s'",
+          g_warning ("%s: cell area class '%s' has no cell property named '%s'",
                      G_STRLOC, G_OBJECT_TYPE_NAME (area), name);
           break;
         }
       if (!(pspec->flags & G_PARAM_WRITABLE))
         {
-          g_warning ("%s: cell property `%s' of cell area class `%s' is not writable",
+          g_warning ("%s: cell property '%s' of cell area class '%s' is not writable",
                      G_STRLOC, pspec->name, G_OBJECT_TYPE_NAME (area));
           break;
         }
@@ -2737,13 +2737,13 @@ gtk_cell_area_cell_get_valist (GtkCellArea        *area,
                                         G_OBJECT_TYPE (area), TRUE);
       if (!pspec)
         {
-          g_warning ("%s: cell area class `%s' has no cell property named `%s'",
+          g_warning ("%s: cell area class '%s' has no cell property named '%s'",
                      G_STRLOC, G_OBJECT_TYPE_NAME (area), name);
           break;
         }
       if (!(pspec->flags & G_PARAM_READABLE))
         {
-          g_warning ("%s: cell property `%s' of cell area class `%s' is not readable",
+          g_warning ("%s: cell property '%s' of cell area class '%s' is not readable",
                      G_STRLOC, pspec->name, G_OBJECT_TYPE_NAME (area));
           break;
         }
@@ -2790,10 +2790,10 @@ gtk_cell_area_cell_set_property (GtkCellArea        *area,
   pspec = g_param_spec_pool_lookup (cell_property_pool, property_name,
                                     G_OBJECT_TYPE (area), TRUE);
   if (!pspec)
-    g_warning ("%s: cell area class `%s' has no cell property named `%s'",
+    g_warning ("%s: cell area class '%s' has no cell property named '%s'",
                G_STRLOC, G_OBJECT_TYPE_NAME (area), property_name);
   else if (!(pspec->flags & G_PARAM_WRITABLE))
-    g_warning ("%s: cell property `%s' of cell area class `%s' is not writable",
+    g_warning ("%s: cell property '%s' of cell area class '%s' is not writable",
                G_STRLOC, pspec->name, G_OBJECT_TYPE_NAME (area));
   else
     {
@@ -2828,10 +2828,10 @@ gtk_cell_area_cell_get_property (GtkCellArea        *area,
   pspec = g_param_spec_pool_lookup (cell_property_pool, property_name,
                                     G_OBJECT_TYPE (area), TRUE);
   if (!pspec)
-    g_warning ("%s: cell area class `%s' has no cell property named `%s'",
+    g_warning ("%s: cell area class '%s' has no cell property named '%s'",
                G_STRLOC, G_OBJECT_TYPE_NAME (area), property_name);
   else if (!(pspec->flags & G_PARAM_READABLE))
-    g_warning ("%s: cell property `%s' of cell area class `%s' is not readable",
+    g_warning ("%s: cell property '%s' of cell area class '%s' is not readable",
                G_STRLOC, pspec->name, G_OBJECT_TYPE_NAME (area));
   else
     {
@@ -2846,7 +2846,7 @@ gtk_cell_area_cell_get_property (GtkCellArea        *area,
         }
       else if (!g_value_type_transformable (G_PARAM_SPEC_VALUE_TYPE (pspec), G_VALUE_TYPE (value)))
         {
-          g_warning ("can't retrieve cell property `%s' of type `%s' as value of type `%s'",
+          g_warning ("can't retrieve cell property '%s' of type '%s' as value of type '%s'",
                      pspec->name,
                      g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec)),
                      G_VALUE_TYPE_NAME (value));
diff --git a/gtk/gtkcellrenderer.c b/gtk/gtkcellrenderer.c
index adca3f7e8e..2f157b2c49 100644
--- a/gtk/gtkcellrenderer.c
+++ b/gtk/gtkcellrenderer.c
@@ -648,7 +648,7 @@ gtk_cell_renderer_set_property (GObject      *object,
         else if (gdk_rgba_parse (&rgba, g_value_get_string (value)))
           set_cell_bg_color (cell, &rgba);
         else
-          g_warning ("Don't know color `%s'", g_value_get_string (value));
+          g_warning ("Don't know color '%s'", g_value_get_string (value));
 
         g_object_notify (object, "cell-background");
       }
diff --git a/gtk/gtkcellrenderertext.c b/gtk/gtkcellrenderertext.c
index 134ccb2e83..fe873db631 100644
--- a/gtk/gtkcellrenderertext.c
+++ b/gtk/gtkcellrenderertext.c
@@ -1187,7 +1187,7 @@ gtk_cell_renderer_text_set_property (GObject      *object,
         else if (gdk_rgba_parse (&rgba, g_value_get_string (value)))
           set_bg_color (celltext, &rgba);
         else
-          g_warning ("Don't know color `%s'", g_value_get_string (value));
+          g_warning ("Don't know color '%s'", g_value_get_string (value));
 
         g_object_notify_by_pspec (object, text_cell_renderer_props[PROP_BACKGROUND_GDK]);
       }
@@ -1202,7 +1202,7 @@ gtk_cell_renderer_text_set_property (GObject      *object,
         else if (gdk_rgba_parse (&rgba, g_value_get_string (value)))
           set_fg_color (celltext, &rgba);
         else
-          g_warning ("Don't know color `%s'", g_value_get_string (value));
+          g_warning ("Don't know color '%s'", g_value_get_string (value));
 
         g_object_notify_by_pspec (object, text_cell_renderer_props[PROP_FOREGROUND_GDK]);
       }
diff --git a/gtk/gtkcellview.c b/gtk/gtkcellview.c
index 0fc9811240..4297360757 100644
--- a/gtk/gtkcellview.c
+++ b/gtk/gtkcellview.c
@@ -447,7 +447,7 @@ gtk_cell_view_set_property (GObject      *object,
 	else if (gdk_rgba_parse (&color, g_value_get_string (value)))
           gtk_cell_view_set_background_rgba (view, &color);
 	else
-	  g_warning ("Don't know color `%s'", g_value_get_string (value));
+	  g_warning ("Don't know color '%s'", g_value_get_string (value));
 
         g_object_notify (object, "background-rgba");
         g_object_notify (object, "background-gdk");
diff --git a/gtk/gtkcontainer.c b/gtk/gtkcontainer.c
index 19db6af450..992cab0120 100644
--- a/gtk/gtkcontainer.c
+++ b/gtk/gtkcontainer.c
@@ -615,7 +615,7 @@ container_set_child_property (GtkContainer       *container,
   /* provide a copy to work from, convert (if necessary) and validate */
   g_value_init (&tmp_value, G_PARAM_SPEC_VALUE_TYPE (pspec));
   if (!g_value_transform (value, &tmp_value))
-    g_warning ("unable to set child property `%s' of type `%s' from value of type `%s'",
+    g_warning ("unable to set child property '%s' of type '%s' from value of type '%s'",
                pspec->name,
                g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec)),
                G_VALUE_TYPE_NAME (value));
@@ -623,7 +623,7 @@ container_set_child_property (GtkContainer       *container,
     {
       gchar *contents = g_strdup_value_contents (value);
 
-      g_warning ("value \"%s\" of type `%s' is invalid for property `%s' of type `%s'",
+      g_warning ("value \"%s\" of type '%s' is invalid for property '%s' of type '%s'",
                  contents,
                  G_VALUE_TYPE_NAME (value),
                  pspec->name,
@@ -671,7 +671,7 @@ gtk_container_buildable_set_child_property (GtkContainer *container,
     }
   else if (!(pspec->flags & G_PARAM_WRITABLE))
     {
-      g_warning ("Child property `%s' of container class `%s' is not writable",
+      g_warning ("Child property '%s' of container class '%s' is not writable",
                  name, G_OBJECT_TYPE_NAME (container));
       return;
     }
@@ -1075,7 +1075,7 @@ gtk_container_child_notify (GtkContainer *container,
 
   if (pspec == NULL)
     {
-      g_warning ("%s: container class `%s' has no child property named `%s'",
+      g_warning ("%s: container class '%s' has no child property named '%s'",
                  G_STRLOC,
                  G_OBJECT_TYPE_NAME (container),
                  child_property);
@@ -1181,7 +1181,7 @@ gtk_container_child_get_valist (GtkContainer *container,
                                         TRUE);
       if (!pspec)
         {
-          g_warning ("%s: container class `%s' has no child property named `%s'",
+          g_warning ("%s: container class '%s' has no child property named '%s'",
                      G_STRLOC,
                      G_OBJECT_TYPE_NAME (container),
                      name);
@@ -1189,7 +1189,7 @@ gtk_container_child_get_valist (GtkContainer *container,
         }
       if (!(pspec->flags & G_PARAM_READABLE))
         {
-          g_warning ("%s: child property `%s' of container class `%s' is not readable",
+          g_warning ("%s: child property '%s' of container class '%s' is not readable",
                      G_STRLOC,
                      pspec->name,
                      G_OBJECT_TYPE_NAME (container));
@@ -1240,12 +1240,12 @@ gtk_container_child_get_property (GtkContainer *container,
   pspec = g_param_spec_pool_lookup (_gtk_widget_child_property_pool, property_name,
                                     G_OBJECT_TYPE (container), TRUE);
   if (!pspec)
-    g_warning ("%s: container class `%s' has no child property named `%s'",
+    g_warning ("%s: container class '%s' has no child property named '%s'",
                G_STRLOC,
                G_OBJECT_TYPE_NAME (container),
                property_name);
   else if (!(pspec->flags & G_PARAM_READABLE))
-    g_warning ("%s: child property `%s' of container class `%s' is not readable",
+    g_warning ("%s: child property '%s' of container class '%s' is not readable",
                G_STRLOC,
                pspec->name,
                G_OBJECT_TYPE_NAME (container));
@@ -1262,7 +1262,7 @@ gtk_container_child_get_property (GtkContainer *container,
         }
       else if (!g_value_type_transformable (G_PARAM_SPEC_VALUE_TYPE (pspec), G_VALUE_TYPE (value)))
         {
-          g_warning ("can't retrieve child property `%s' of type `%s' as value of type `%s'",
+          g_warning ("can't retrieve child property '%s' of type '%s' as value of type '%s'",
                      pspec->name,
                      g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec)),
                      G_VALUE_TYPE_NAME (value));
@@ -1323,7 +1323,7 @@ gtk_container_child_set_valist (GtkContainer *container,
                                                     TRUE);
       if (!pspec)
         {
-          g_warning ("%s: container class `%s' has no child property named `%s'",
+          g_warning ("%s: container class '%s' has no child property named '%s'",
                      G_STRLOC,
                      G_OBJECT_TYPE_NAME (container),
                      name);
@@ -1331,7 +1331,7 @@ gtk_container_child_set_valist (GtkContainer *container,
         }
       if (!(pspec->flags & G_PARAM_WRITABLE))
         {
-          g_warning ("%s: child property `%s' of container class `%s' is not writable",
+          g_warning ("%s: child property '%s' of container class '%s' is not writable",
                      G_STRLOC,
                      pspec->name,
                      G_OBJECT_TYPE_NAME (container));
@@ -1390,12 +1390,12 @@ gtk_container_child_set_property (GtkContainer *container,
   pspec = g_param_spec_pool_lookup (_gtk_widget_child_property_pool, property_name,
                                     G_OBJECT_TYPE (container), TRUE);
   if (!pspec)
-    g_warning ("%s: container class `%s' has no child property named `%s'",
+    g_warning ("%s: container class '%s' has no child property named '%s'",
                G_STRLOC,
                G_OBJECT_TYPE_NAME (container),
                property_name);
   else if (!(pspec->flags & G_PARAM_WRITABLE))
-    g_warning ("%s: child property `%s' of container class `%s' is not writable",
+    g_warning ("%s: child property '%s' of container class '%s' is not writable",
                G_STRLOC,
                pspec->name,
                G_OBJECT_TYPE_NAME (container));
@@ -1636,14 +1636,14 @@ static void
 gtk_container_add_unimplemented (GtkContainer     *container,
                                  GtkWidget        *widget)
 {
-  g_warning ("GtkContainerClass::add not implemented for `%s'", g_type_name (G_TYPE_FROM_INSTANCE (container)));
+  g_warning ("GtkContainerClass::add not implemented for '%s'", g_type_name (G_TYPE_FROM_INSTANCE (container)));
 }
 
 static void
 gtk_container_remove_unimplemented (GtkContainer     *container,
                                     GtkWidget        *widget)
 {
-  g_warning ("GtkContainerClass::remove not implemented for `%s'", g_type_name (G_TYPE_FROM_INSTANCE (container)));
+  g_warning ("GtkContainerClass::remove not implemented for '%s'", g_type_name (G_TYPE_FROM_INSTANCE (container)));
 }
 
 static void
diff --git a/gtk/gtkcssimagelinear.c b/gtk/gtkcssimagelinear.c
index 559aecc9ba..093a308448 100644
--- a/gtk/gtkcssimagelinear.c
+++ b/gtk/gtkcssimagelinear.c
@@ -266,7 +266,7 @@ gtk_css_image_linear_parse (GtkCssImage  *image,
             {
               if (side & ((1 << GTK_CSS_LEFT) | (1 << GTK_CSS_RIGHT)))
                 {
-                  _gtk_css_parser_error (parser, "Expected `top', `bottom' or comma");
+                  _gtk_css_parser_error (parser, "Expected 'top', 'bottom' or comma");
                   return FALSE;
                 }
               side |= (1 << GTK_CSS_LEFT);
@@ -275,7 +275,7 @@ gtk_css_image_linear_parse (GtkCssImage  *image,
             {
               if (side & ((1 << GTK_CSS_LEFT) | (1 << GTK_CSS_RIGHT)))
                 {
-                  _gtk_css_parser_error (parser, "Expected `top', `bottom' or comma");
+                  _gtk_css_parser_error (parser, "Expected 'top', 'bottom' or comma");
                   return FALSE;
                 }
               side |= (1 << GTK_CSS_RIGHT);
@@ -284,7 +284,7 @@ gtk_css_image_linear_parse (GtkCssImage  *image,
             {
               if (side & ((1 << GTK_CSS_TOP) | (1 << GTK_CSS_BOTTOM)))
                 {
-                  _gtk_css_parser_error (parser, "Expected `left', `right' or comma");
+                  _gtk_css_parser_error (parser, "Expected 'left', 'right' or comma");
                   return FALSE;
                 }
               side |= (1 << GTK_CSS_TOP);
@@ -293,7 +293,7 @@ gtk_css_image_linear_parse (GtkCssImage  *image,
             {
               if (side & ((1 << GTK_CSS_TOP) | (1 << GTK_CSS_BOTTOM)))
                 {
-                  _gtk_css_parser_error (parser, "Expected `left', `right' or comma");
+                  _gtk_css_parser_error (parser, "Expected 'left', 'right' or comma");
                   return FALSE;
                 }
               side |= (1 << GTK_CSS_BOTTOM);
diff --git a/gtk/gtkcssparser.c b/gtk/gtkcssparser.c
index 644592bc92..13d81e1792 100644
--- a/gtk/gtkcssparser.c
+++ b/gtk/gtkcssparser.c
@@ -671,7 +671,7 @@ _gtk_css_number_value_parse (GtkCssParser           *parser,
 
       if (i >= G_N_ELEMENTS (units))
         {
-          _gtk_css_parser_error (parser, "`%s' is not a valid unit.", unit_name);
+          _gtk_css_parser_error (parser, "'%s' is not a valid unit.", unit_name);
           g_free (unit_name);
           return NULL;
         }
diff --git a/gtk/gtkfilechooserbutton.c b/gtk/gtkfilechooserbutton.c
index 7a91af1625..fcf78a8758 100644
--- a/gtk/gtkfilechooserbutton.c
+++ b/gtk/gtkfilechooserbutton.c
@@ -903,7 +903,7 @@ gtk_file_chooser_button_set_property (GObject      *object,
 
 	    eclass = g_type_class_peek (GTK_TYPE_FILE_CHOOSER_ACTION);
 	    eval = g_enum_get_value (eclass, g_value_get_enum (value));
-	    g_warning ("%s: Choosers of type `%s' do not support `%s'.",
+	    g_warning ("%s: Choosers of type '%s' do not support '%s'.",
 		       G_STRFUNC, G_OBJECT_TYPE_NAME (object), eval->value_name);
 
 	    g_value_set_enum ((GValue *) value, GTK_FILE_CHOOSER_ACTION_OPEN);
@@ -950,7 +950,7 @@ gtk_file_chooser_button_set_property (GObject      *object,
       break;
 
     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
-      g_warning ("%s: Choosers of type `%s` do not support selecting multiple files.",
+      g_warning ("%s: Choosers of type '%s' do not support selecting multiple files.",
 		 G_STRFUNC, G_OBJECT_TYPE_NAME (object));
       break;
     default:
diff --git a/gtk/gtklabel.c b/gtk/gtklabel.c
index 7b2775f138..25dcb3cd9e 100644
--- a/gtk/gtklabel.c
+++ b/gtk/gtklabel.c
@@ -2613,7 +2613,7 @@ gtk_label_set_markup_internal (GtkLabel    *label,
 
   if (!parse_uri_markup (label, str, &str_for_display, &links, &error))
     {
-      g_warning ("Failed to set text '%s` from markup due to error parsing markup: %s",
+      g_warning ("Failed to set text '%s' from markup due to error parsing markup: %s",
                  str, error->message);
       g_error_free (error);
       return;
@@ -2666,7 +2666,7 @@ gtk_label_set_markup_internal (GtkLabel    *label,
                            NULL,
                            &error))
     {
-      g_warning ("Failed to set text '%s` from markup due to error parsing markup: %s",
+      g_warning ("Failed to set text '%s' from markup due to error parsing markup: %s",
                  str_for_display, error->message);
       g_free (str_for_display);
       g_free (str_for_accel);
diff --git a/gtk/gtklinkbutton.c b/gtk/gtklinkbutton.c
index 8804e11c9a..7f8be6ace4 100644
--- a/gtk/gtklinkbutton.c
+++ b/gtk/gtklinkbutton.c
@@ -562,7 +562,7 @@ gtk_link_button_new (const gchar *uri)
       utf8_uri = g_locale_to_utf8 (uri, -1, NULL, NULL, &conv_err);
       if (conv_err)
         {
-          g_warning ("Attempting to convert URI `%s' to UTF-8, but failed "
+          g_warning ("Attempting to convert URI '%s' to UTF-8, but failed "
                      "with error: %s\n",
                      uri,
                      conv_err->message);
diff --git a/gtk/gtkrecentchoosermenu.c b/gtk/gtkrecentchoosermenu.c
index 0f451d5143..b902640043 100644
--- a/gtk/gtkrecentchoosermenu.c
+++ b/gtk/gtkrecentchoosermenu.c
@@ -400,7 +400,7 @@ gtk_recent_chooser_menu_set_property (GObject      *object,
         }
       break;
     case GTK_RECENT_CHOOSER_PROP_SELECT_MULTIPLE:
-      g_warning ("%s: Choosers of type `%s' do not support selecting multiple items.",
+      g_warning ("%s: Choosers of type '%s' do not support selecting multiple items.",
                  G_STRFUNC,
                  G_OBJECT_TYPE_NAME (object));
       break;
diff --git a/gtk/gtkrecentmanager.c b/gtk/gtkrecentmanager.c
index 38c0d8fce0..b862c17afa 100644
--- a/gtk/gtkrecentmanager.c
+++ b/gtk/gtkrecentmanager.c
@@ -501,7 +501,7 @@ gtk_recent_manager_real_changed (GtkRecentManager *manager)
           g_bookmark_file_to_file (priv->recent_items, priv->filename, &write_error);
           if (write_error)
             {
-              filename_warning ("Attempting to store changes into `%s', but failed: %s",
+              filename_warning ("Attempting to store changes into '%s', but failed: %s",
                                 priv->filename,
                                 write_error->message);
               g_error_free (write_error);
@@ -509,7 +509,7 @@ gtk_recent_manager_real_changed (GtkRecentManager *manager)
 
           if (g_chmod (priv->filename, 0600) < 0)
             {
-              filename_warning ("Attempting to set the permissions of `%s', but failed: %s",
+              filename_warning ("Attempting to set the permissions of '%s', but failed: %s",
                                 priv->filename,
                                 g_strerror (errno));
             }
@@ -629,7 +629,7 @@ gtk_recent_manager_set_filename (GtkRecentManager *manager,
       priv->monitor = g_file_monitor_file (file, G_FILE_MONITOR_NONE, NULL, &error);
       if (error)
         {
-          filename_warning ("Unable to monitor `%s': %s\n"
+          filename_warning ("Unable to monitor '%s': %s\n"
                             "The GtkRecentManager will not update its contents "
                             "if the file is changed from other instances",
                             priv->filename,
@@ -683,7 +683,7 @@ build_recent_items_list (GtkRecentManager *manager)
           if (read_error->domain == G_FILE_ERROR &&
             read_error->code != G_FILE_ERROR_NOENT)
             filename_warning ("Attempting to read the recently used resources "
-                              "file at `%s', but the parser failed: %s.",
+                              "file at '%s', but the parser failed: %s.",
                               priv->filename,
                               read_error->message);
 
@@ -911,7 +911,7 @@ gtk_recent_manager_add_full (GtkRecentManager    *manager,
   if ((data->display_name) &&
       (!g_utf8_validate (data->display_name, -1, NULL)))
     {
-      g_warning ("Attempting to add `%s' to the list of recently used "
+      g_warning ("Attempting to add '%s' to the list of recently used "
                  "resources, but the display name is not a valid UTF-8 "
                  "encoded string",
                  uri);
@@ -921,7 +921,7 @@ gtk_recent_manager_add_full (GtkRecentManager    *manager,
   if ((data->description) &&
       (!g_utf8_validate (data->description, -1, NULL)))
     {
-      g_warning ("Attempting to add `%s' to the list of recently used "
+      g_warning ("Attempting to add '%s' to the list of recently used "
                  "resources, but the description is not a valid UTF-8 "
                  "encoded string",
                  uri);
@@ -931,7 +931,7 @@ gtk_recent_manager_add_full (GtkRecentManager    *manager,
 
   if (!data->mime_type)
     {
-      g_warning ("Attempting to add `%s' to the list of recently used "
+      g_warning ("Attempting to add '%s' to the list of recently used "
                  "resources, but no MIME type was defined",
                  uri);
       return FALSE;
@@ -939,7 +939,7 @@ gtk_recent_manager_add_full (GtkRecentManager    *manager,
 
   if (!data->app_name)
     {
-      g_warning ("Attempting to add `%s' to the list of recently used "
+      g_warning ("Attempting to add '%s' to the list of recently used "
                  "resources, but no name of the application that is "
                  "registering it was defined",
                  uri);
@@ -948,7 +948,7 @@ gtk_recent_manager_add_full (GtkRecentManager    *manager,
 
   if (!data->app_exec)
     {
-      g_warning ("Attempting to add `%s' to the list of recently used "
+      g_warning ("Attempting to add '%s' to the list of recently used "
                  "resources, but no command line for the application "
                  "that is registering it was defined",
                  uri);
diff --git a/gtk/gtksettings.c b/gtk/gtksettings.c
index 7f52d61c1f..cc74a06287 100644
--- a/gtk/gtksettings.c
+++ b/gtk/gtksettings.c
@@ -2164,7 +2164,7 @@ apply_queued_setting (GtkSettings             *settings,
     {
       gchar *debug = g_strdup_value_contents (&qvalue->public.value);
 
-      g_message ("%s: failed to retrieve property `%s' of type `%s' from rc file value \"%s\" of type `%s'",
+      g_message ("%s: failed to retrieve property '%s' of type '%s' from rc file value \"%s\" of type '%s'",
                  qvalue->public.origin ? qvalue->public.origin : "(for origin information, set GTK_DEBUG)",
                  pspec->name,
                  g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec)),
@@ -2205,7 +2205,7 @@ settings_install_property_parser (GtkSettingsClass   *class,
     default:
       if (!parser)
         {
-          g_warning (G_STRLOC ": parser needs to be specified for property \"%s\" of type `%s'",
+          g_warning (G_STRLOC ": parser needs to be specified for property \"%s\" of type '%s'",
                      pspec->name, g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec)));
           return 0;
         }
diff --git a/gtk/gtkstylecontext.c b/gtk/gtkstylecontext.c
index f37b50cc10..9a5587d51c 100644
--- a/gtk/gtkstylecontext.c
+++ b/gtk/gtkstylecontext.c
@@ -1755,7 +1755,7 @@ gtk_style_context_get_style_property (GtkStyleContext *context,
 
       if (!g_type_is_a (widget_type, GTK_TYPE_WIDGET))
         {
-          g_warning ("%s: can't get style properties for non-widget class `%s'",
+          g_warning ("%s: can't get style properties for non-widget class '%s'",
                      G_STRLOC,
                      g_type_name (widget_type));
           return;
@@ -1772,7 +1772,7 @@ gtk_style_context_get_style_property (GtkStyleContext *context,
 
   if (!pspec)
     {
-      g_warning ("%s: widget class `%s' has no style property named `%s'",
+      g_warning ("%s: widget class '%s' has no style property named '%s'",
                  G_STRLOC,
                  g_type_name (widget_type),
                  property_name);
@@ -1786,7 +1786,7 @@ gtk_style_context_get_style_property (GtkStyleContext *context,
   else if (g_value_type_transformable (G_VALUE_TYPE (peek_value), G_VALUE_TYPE (value)))
     g_value_transform (peek_value, value);
   else
-    g_warning ("can't retrieve style property `%s' of type `%s' as value of type `%s'",
+    g_warning ("can't retrieve style property '%s' of type '%s' as value of type '%s'",
                pspec->name,
                G_VALUE_TYPE_NAME (peek_value),
                G_VALUE_TYPE_NAME (value));
@@ -1837,7 +1837,7 @@ gtk_style_context_get_style_valist (GtkStyleContext *context,
 
       if (!g_type_is_a (widget_type, GTK_TYPE_WIDGET))
         {
-          g_warning ("%s: can't get style properties for non-widget class `%s'",
+          g_warning ("%s: can't get style properties for non-widget class '%s'",
                      G_STRLOC,
                      g_type_name (widget_type));
           return;
@@ -1861,7 +1861,7 @@ gtk_style_context_get_style_valist (GtkStyleContext *context,
 
       if (!pspec)
         {
-          g_warning ("%s: widget class `%s' has no style property named `%s'",
+          g_warning ("%s: widget class '%s' has no style property named '%s'",
                      G_STRLOC,
                      g_type_name (widget_type),
                      prop_name);
@@ -1874,7 +1874,7 @@ gtk_style_context_get_style_valist (GtkStyleContext *context,
 
       if (error)
         {
-          g_warning ("can't retrieve style property `%s' of type `%s': %s",
+          g_warning ("can't retrieve style property '%s' of type '%s': %s",
                      pspec->name,
                      G_VALUE_TYPE_NAME (peek_value),
                      error);
diff --git a/gtk/gtkstyleproperty.c b/gtk/gtkstyleproperty.c
index 9565897290..f0f07b6a60 100644
--- a/gtk/gtkstyleproperty.c
+++ b/gtk/gtkstyleproperty.c
@@ -41,7 +41,7 @@ gtk_style_property_finalize (GObject *object)
 {
   GtkStyleProperty *property = GTK_STYLE_PROPERTY (object);
 
-  g_warning ("finalizing %s `%s', how could this happen?", G_OBJECT_TYPE_NAME (object), property->name);
+  g_warning ("finalizing %s '%s', how could this happen?", G_OBJECT_TYPE_NAME (object), property->name);
 
   G_OBJECT_CLASS (_gtk_style_property_parent_class)->finalize (object);
 }
diff --git a/gtk/gtktextbtree.c b/gtk/gtktextbtree.c
index 366793d190..b7c54b07a0 100644
--- a/gtk/gtktextbtree.c
+++ b/gtk/gtktextbtree.c
@@ -2734,7 +2734,7 @@ real_set_mark (GtkTextBTree      *tree,
 
   if (should_exist && mark == NULL)
     {
-      g_warning ("No mark `%s' exists!", name);
+      g_warning ("No mark '%s' exists!", name);
       return NULL;
     }
 
@@ -2967,7 +2967,7 @@ _gtk_text_btree_remove_mark (GtkTextBTree *tree,
 
   if (segment->body.mark.not_deleteable)
     {
-      g_warning ("Can't delete special mark `%s'", segment->body.mark.name);
+      g_warning ("Can't delete special mark '%s'", segment->body.mark.name);
       return;
     }
 
@@ -7142,7 +7142,7 @@ _gtk_text_btree_spew (GtkTextBTree *tree)
 
         info = list->data;
 
-        printf ("  tag `%s': root at %p, toggle count %d\n",
+        printf ("  tag '%s': root at %p, toggle count %d\n",
                 info->tag->priv->name, info->tag_root, info->toggle_count);
 
         list = g_slist_next (list);
@@ -7188,19 +7188,19 @@ _gtk_text_btree_spew_line_short (GtkTextLine *line, int indent)
                 *s = '\\';
               ++s;
             }
-          printf ("%s chars `%s'...\n", spaces, str);
+          printf ("%s chars '%s'...\n", spaces, str);
           g_free (str);
         }
       else if (seg->type == &gtk_text_right_mark_type)
         {
-          printf ("%s right mark `%s' visible: %d\n",
+          printf ("%s right mark '%s' visible: %d\n",
                   spaces,
                   seg->body.mark.name,
                   seg->body.mark.visible);
         }
       else if (seg->type == &gtk_text_left_mark_type)
         {
-          printf ("%s left mark `%s' visible: %d\n",
+          printf ("%s left mark '%s' visible: %d\n",
                   spaces,
                   seg->body.mark.name,
                   seg->body.mark.visible);
@@ -7208,7 +7208,7 @@ _gtk_text_btree_spew_line_short (GtkTextLine *line, int indent)
       else if (seg->type == &gtk_text_toggle_on_type ||
                seg->type == &gtk_text_toggle_off_type)
         {
-          printf ("%s tag `%s' %s\n",
+          printf ("%s tag '%s' %s\n",
                   spaces, seg->body.toggle.info->tag->priv->name,
                   seg->type == &gtk_text_toggle_off_type ? "off" : "on");
         }
@@ -7235,7 +7235,7 @@ _gtk_text_btree_spew_node (GtkTextBTreeNode *node, int indent)
   s = node->summary;
   while (s)
     {
-      printf ("%s %d toggles of `%s' below this node\n",
+      printf ("%s %d toggles of '%s' below this node\n",
               spaces, s->toggle_count, s->info->tag->priv->name);
       s = s->next;
     }
@@ -7290,19 +7290,19 @@ _gtk_text_btree_spew_segment (GtkTextBTree* tree, GtkTextLineSegment * seg)
   if (seg->type == &gtk_text_char_type)
     {
       gchar* str = g_strndup (seg->body.chars, seg->byte_count);
-      printf ("       `%s'\n", str);
+      printf ("       '%s'\n", str);
       g_free (str);
     }
   else if (seg->type == &gtk_text_right_mark_type)
     {
-      printf ("       right mark `%s' visible: %d not_deleteable: %d\n",
+      printf ("       right mark '%s' visible: %d not_deleteable: %d\n",
               seg->body.mark.name,
               seg->body.mark.visible,
               seg->body.mark.not_deleteable);
     }
   else if (seg->type == &gtk_text_left_mark_type)
     {
-      printf ("       left mark `%s' visible: %d not_deleteable: %d\n",
+      printf ("       left mark '%s' visible: %d not_deleteable: %d\n",
               seg->body.mark.name,
               seg->body.mark.visible,
               seg->body.mark.not_deleteable);
@@ -7310,7 +7310,7 @@ _gtk_text_btree_spew_segment (GtkTextBTree* tree, GtkTextLineSegment * seg)
   else if (seg->type == &gtk_text_toggle_on_type ||
            seg->type == &gtk_text_toggle_off_type)
     {
-      printf ("       tag `%s' priority %d\n",
+      printf ("       tag '%s' priority %d\n",
               seg->body.toggle.info->tag->priv->name,
               seg->body.toggle.info->tag->priv->priority);
     }
diff --git a/gtk/gtktextbuffer.c b/gtk/gtktextbuffer.c
index 7b557b34f1..1bf1b68823 100644
--- a/gtk/gtktextbuffer.c
+++ b/gtk/gtktextbuffer.c
@@ -2684,7 +2684,7 @@ gtk_text_buffer_apply_tag_by_name (GtkTextBuffer     *buffer,
 
   if (tag == NULL)
     {
-      g_warning ("Unknown tag `%s'", name);
+      g_warning ("Unknown tag '%s'", name);
       return;
     }
 
@@ -2721,7 +2721,7 @@ gtk_text_buffer_remove_tag_by_name (GtkTextBuffer     *buffer,
 
   if (tag == NULL)
     {
-      g_warning ("Unknown tag `%s'", name);
+      g_warning ("Unknown tag '%s'", name);
       return;
     }
 
diff --git a/gtk/gtktexttag.c b/gtk/gtktexttag.c
index 9a11050ca6..a05a6bbfe8 100644
--- a/gtk/gtktexttag.c
+++ b/gtk/gtktexttag.c
@@ -1344,7 +1344,7 @@ gtk_text_tag_set_property (GObject      *object,
         else if (gdk_rgba_parse (&rgba, g_value_get_string (value)))
           set_bg_rgba (text_tag, &rgba);
         else
-          g_warning ("Don't know color `%s'", g_value_get_string (value));
+          g_warning ("Don't know color '%s'", g_value_get_string (value));
 
         g_object_notify (object, "background-gdk");
       }
@@ -1359,7 +1359,7 @@ gtk_text_tag_set_property (GObject      *object,
         else if (gdk_rgba_parse (&rgba, g_value_get_string (value)))
           set_fg_rgba (text_tag, &rgba);
         else
-          g_warning ("Don't know color `%s'", g_value_get_string (value));
+          g_warning ("Don't know color '%s'", g_value_get_string (value));
 
         g_object_notify (object, "foreground-gdk");
       }
@@ -1631,7 +1631,7 @@ gtk_text_tag_set_property (GObject      *object,
         else if (gdk_rgba_parse (&rgba, g_value_get_string (value)))
           set_pg_bg_rgba (text_tag, &rgba);
         else
-          g_warning ("Don't know color `%s'", g_value_get_string (value));
+          g_warning ("Don't know color '%s'", g_value_get_string (value));
 
         g_object_notify (object, "paragraph-background-gdk");
       }
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index cafd11d0df..9ee894d688 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -6488,7 +6488,7 @@ gtk_widget_add_accelerator (GtkWidget      *widget,
       query.n_params)
     {
       /* hmm, should be elaborate enough */
-      g_warning (G_STRLOC ": widget `%s' has no activatable signal \"%s\" without arguments",
+      g_warning (G_STRLOC ": widget '%s' has no activatable signal \"%s\" without arguments",
 		 G_OBJECT_TYPE_NAME (widget), accel_signal);
       return;
     }
@@ -6729,7 +6729,7 @@ gtk_widget_real_mnemonic_activate (GtkWidget *widget,
     gtk_widget_grab_focus (widget);
   else
     {
-      g_warning ("widget `%s' isn't suitable for mnemonic activation",
+      g_warning ("widget '%s' isn't suitable for mnemonic activation",
 		 G_OBJECT_TYPE_NAME (widget));
       gtk_widget_error_bell (widget);
     }
@@ -6876,7 +6876,7 @@ _gtk_widget_draw_internal (GtkWidget *widget,
            * we don't want to spam stderr in that case.
            * We do want to catch errors from
            */
-          g_warning ("drawing failure for widget `%s': %s",
+          g_warning ("drawing failure for widget '%s': %s",
                      G_OBJECT_TYPE_NAME (widget),
                      cairo_status_to_string (cairo_status (cr)));
         }
@@ -11572,7 +11572,7 @@ gtk_widget_get_visual (GtkWidget *widget)
           if (gdk_visual_get_screen (visual) == screen)
             return visual;
 
-          g_warning ("Ignoring visual set on widget `%s' that is not on the correct screen.",
+          g_warning ("Ignoring visual set on widget '%s' that is not on the correct screen.",
                      gtk_widget_get_name (widget));
         }
     }
@@ -12065,7 +12065,7 @@ finalize_assertion_new (GtkWidget           *widget,
    */
   g_assert (object);
   if (!G_IS_OBJECT (object))
-    g_critical ("Automated component `%s' of class `%s' seems to have been prematurely finalized",
+    g_critical ("Automated component '%s' of class '%s' seems to have been prematurely finalized",
 		child_class->name, g_type_name (widget_type));
   else
     {
@@ -12147,7 +12147,7 @@ gtk_widget_real_destroy (GtkWidget *object)
 	  FinalizeAssertion *assertion = l->data;
 
 	  if (!assertion->did_finalize)
-	    g_critical ("Automated component `%s' of class `%s' did not finalize in gtk_widget_destroy(). "
+	    g_critical ("Automated component '%s' of class '%s' did not finalize in gtk_widget_destroy(). "
 			"Current reference count is %d",
 			assertion->child_class->name,
 			g_type_name (assertion->widget_type),
@@ -13005,7 +13005,7 @@ gtk_widget_class_install_style_property_parser (GtkWidgetClass     *klass,
 
   if (g_param_spec_pool_lookup (style_property_spec_pool, pspec->name, G_OBJECT_CLASS_TYPE (klass), FALSE))
     {
-      g_warning (G_STRLOC ": class `%s' already contains a style property named `%s'",
+      g_warning (G_STRLOC ": class '%s' already contains a style property named '%s'",
 		 G_OBJECT_CLASS_NAME (klass),
 		 pspec->name);
       return;
@@ -13116,7 +13116,7 @@ gtk_widget_style_get_property (GtkWidget   *widget,
 				    G_OBJECT_TYPE (widget),
 				    TRUE);
   if (!pspec)
-    g_warning ("%s: widget class `%s' has no property named `%s'",
+    g_warning ("%s: widget class '%s' has no property named '%s'",
 	       G_STRLOC,
 	       G_OBJECT_TYPE_NAME (widget),
 	       property_name);
@@ -13138,7 +13138,7 @@ gtk_widget_style_get_property (GtkWidget   *widget,
       else if (g_value_type_transformable (G_PARAM_SPEC_VALUE_TYPE (pspec), G_VALUE_TYPE (value)))
 	g_value_transform (peek_value, value);
       else
-	g_warning ("can't retrieve style property `%s' of type `%s' as value of type `%s'",
+	g_warning ("can't retrieve style property '%s' of type '%s' as value of type '%s'",
 		   pspec->name,
 		   g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec)),
 		   G_VALUE_TYPE_NAME (value));
@@ -13183,7 +13183,7 @@ gtk_widget_style_get_valist (GtkWidget   *widget,
 					TRUE);
       if (!pspec)
 	{
-	  g_warning ("%s: widget class `%s' has no property named `%s'",
+	  g_warning ("%s: widget class '%s' has no property named '%s'",
 		     G_STRLOC,
 		     G_OBJECT_TYPE_NAME (widget),
 		     name);