Fix minor problems found by static checking.

* lwlib/lwlib-Xaw.h (xaw_update_one_value, xaw_popup_menu):
* lwlib/lwlib-Xlw.h (xlw_update_one_value, xlw_pop_instance):
* lwlib/lwlib.h (lw_allow_resizing, lw_set_main_areas) [!USE_MOTIF]:
Now const.
* src/widget.c (resize_cb): Remove unused local.

4 files changed, 22 insertions, 6 deletions

diff --git a/lwlib/ChangeLog b/lwlib/ChangeLog
index 02cc006393..a9e424ac4b 100644
--- a/lwlib/ChangeLog
+++ b/lwlib/ChangeLog
@@ -1,3 +1,11 @@
+2013-06-30  Paul Eggert  <[email protected]>
+
+	Fix minor problems found by static checking.
+	* lwlib-Xaw.h (xaw_update_one_value, xaw_popup_menu):
+	* lwlib-Xlw.h (xlw_update_one_value, xlw_pop_instance):
+	* lwlib.h (lw_allow_resizing, lw_set_main_areas) [!USE_MOTIF]:
+	Now const.
+
 2012-10-06  Ulrich Müller  <[email protected]>
 
 	* Makefile.in (AR, ARFLAGS): Get values from configure.
diff --git a/lwlib/lwlib-Xaw.h b/lwlib/lwlib-Xaw.h
index cf23127012..363334b575 100644
--- a/lwlib/lwlib-Xaw.h
+++ b/lwlib/lwlib-Xaw.h
@@ -15,16 +15,17 @@ void
 xaw_update_one_widget (widget_instance *, Widget, widget_value *, Boolean);
 
 void
-xaw_update_one_value (widget_instance *, Widget, widget_value *);
+xaw_update_one_value (widget_instance *, Widget, widget_value *)
+  ATTRIBUTE_CONST;
 
 void
 xaw_destroy_instance (widget_instance *);
 
 void
-xaw_popup_menu (Widget, XEvent *);
+xaw_popup_menu (Widget, XEvent *)
+  ATTRIBUTE_CONST;
 
 void
 xaw_pop_instance (widget_instance *, Boolean);
 
 #endif /* LWLIB_XAW_H */
-
diff --git a/lwlib/lwlib-Xlw.h b/lwlib/lwlib-Xlw.h
index 3b2c301c3d..2d38eb7be6 100644
--- a/lwlib/lwlib-Xlw.h
+++ b/lwlib/lwlib-Xlw.h
@@ -15,16 +15,17 @@ xlw_update_one_widget (widget_instance* instance, Widget widget,
 
 void
 xlw_update_one_value (widget_instance* instance, Widget widget,
-                      widget_value* val);
+		      widget_value* val)
+  ATTRIBUTE_CONST;
 
 void
 xlw_destroy_instance (widget_instance* instance);
 
 void
-xlw_pop_instance (widget_instance* instance, Boolean up);
+xlw_pop_instance (widget_instance* instance, Boolean up)
+  ATTRIBUTE_CONST;
 
 void
 xlw_popup_menu (Widget widget, XEvent * event);
 
 #endif /* LWLIB_XLW_H */
-
diff --git a/lwlib/lwlib.h b/lwlib/lwlib.h
index 2fccc7a4f4..849930c3d2 100644
--- a/lwlib/lwlib.h
+++ b/lwlib/lwlib.h
@@ -171,9 +171,15 @@ void lw_refigure_widget (Widget w, Boolean doit);
 Boolean lw_window_is_in_menubar (Window win, Widget menubar_widget);
 
 /* Manage resizing: TRUE permits resizing widget w; FALSE disallows it. */
+#ifndef USE_MOTIF
+ATTRIBUTE_CONST
+#endif
 void lw_allow_resizing (Widget w, Boolean flag);
 
 /* Set up the main window. */
+#ifndef USE_MOTIF
+ATTRIBUTE_CONST
+#endif
 void lw_set_main_areas (Widget parent,
                         Widget menubar,
                         Widget work_area);