Make functions static that no longer need to be extern.

* frame.c, frame.h (set_menu_bar_lines):
* keyboard.c (Qleftmost, Qrightmost):
* xfns.c, frame.h, menu.h (x_set_menu_bar_lines, x_set_tool_bar_lines)
(x_set_internal_border_width):
Now static.

6 files changed, 22 insertions, 20 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index c28f8a607aa..d9f974cce5d 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,12 @@
+2014-08-01  Paul Eggert  <eggert@cs.ucla.edu>
+
+        Make functions static that no longer need to be extern.
+        * frame.c, frame.h (set_menu_bar_lines):
+        * keyboard.c (Qleftmost, Qrightmost):
+        * xfns.c, frame.h, menu.h (x_set_menu_bar_lines, x_set_tool_bar_lines)
+        (x_set_internal_border_width):
+        Now static.
+
 2014-08-01  Eli Zaretskii  <eliz@gnu.org>
 
         Fix display of R2L lines when the last character fits only partially.
diff --git a/src/frame.c b/src/frame.c
index 5dea57aece8..457024f3ca2 100644
--- a/src/frame.c
+++ b/src/frame.c
@@ -256,7 +256,7 @@ set_menu_bar_lines_1 (Lisp_Object window, int n)
       }
 }
 
-void
+static void
 set_menu_bar_lines (struct frame *f, Lisp_Object value, Lisp_Object oldval)
 {
   int nlines;
diff --git a/src/frame.h b/src/frame.h
index 51597c4bcdb..5d45dbfb268 100644
--- a/src/frame.h
+++ b/src/frame.h
@@ -45,9 +45,9 @@ enum fullscreen_type
   FULLSCREEN_HEIGHT    = 0x2,
   FULLSCREEN_BOTH      = 0x3, /* Not a typo but means "width and height".  */
   FULLSCREEN_MAXIMIZED = 0x4,
-#ifdef HAVE_NTGUI  
+#ifdef HAVE_NTGUI
   FULLSCREEN_WAIT      = 0x8
-#endif  
+#endif
 };
 
 #endif /* HAVE_WINDOW_SYSTEM */
@@ -161,7 +161,7 @@ struct frame
   /* Desired and current tool-bar items.  */
   Lisp_Object tool_bar_items;
 
-#ifdef USE_GTK  
+#ifdef USE_GTK
   /* Where tool bar is, can be left, right, top or bottom.
      Except with GTK, the only supported position is `top'.  */
   Lisp_Object tool_bar_position;
@@ -185,7 +185,7 @@ struct frame
   /* Number of elements in `menu_bar_vector' that have meaningful data.  */
   int menu_bar_items_used;
 
-#if defined (USE_X_TOOLKIT) || defined (HAVE_NTGUI)  
+#if defined (USE_X_TOOLKIT) || defined (HAVE_NTGUI)
   /* A buffer to hold the frame's name.  Since this is used by the
      window system toolkit, we can't use the Lisp string's pointer
      (`name', above) because it might get relocated.  */
@@ -1089,7 +1089,6 @@ extern Lisp_Object Qtty_color_mode;
 extern Lisp_Object Qterminal;
 extern Lisp_Object Qnoelisp;
 
-extern void set_menu_bar_lines (struct frame *, Lisp_Object, Lisp_Object);
 extern struct frame *decode_window_system_frame (Lisp_Object);
 extern struct frame *decode_live_frame (Lisp_Object);
 extern struct frame *decode_any_frame (Lisp_Object);
@@ -1108,7 +1107,7 @@ extern void check_window_system (struct frame *);
 extern void frame_make_pointer_invisible (struct frame *);
 extern void frame_make_pointer_visible (struct frame *);
 extern Lisp_Object delete_frame (Lisp_Object, Lisp_Object);
-extern bool frame_inhibit_resize (struct frame *, bool); 
+extern bool frame_inhibit_resize (struct frame *, bool);
 extern void adjust_frame_size (struct frame *, int, int, int, bool);
 
 extern Lisp_Object Vframe_list;
@@ -1309,7 +1308,7 @@ extern Lisp_Object Vframe_list;
   ((height)                                             \
    - FRAME_TOP_MARGIN_HEIGHT (f)                        \
    - FRAME_SCROLL_BAR_AREA_HEIGHT (f)                   \
-   - 2 * FRAME_INTERNAL_BORDER_WIDTH (f))               
+   - 2 * FRAME_INTERNAL_BORDER_WIDTH (f))
 
 /* Return the width/height reserved for the windows of frame F.  */
 #define FRAME_WINDOWS_WIDTH(f)                  \
@@ -1393,8 +1392,6 @@ extern void x_set_font_backend (struct frame *, Lisp_Object, Lisp_Object);
 extern void x_set_left_fringe (struct frame *, Lisp_Object, Lisp_Object);
 extern void x_set_right_fringe (struct frame *, Lisp_Object, Lisp_Object);
 extern void x_set_border_width (struct frame *, Lisp_Object, Lisp_Object);
-extern void x_set_internal_border_width (struct frame *, Lisp_Object,
-                                         Lisp_Object);
 extern void x_set_right_divider_width (struct frame *, Lisp_Object,
                                        Lisp_Object);
 extern void x_set_bottom_divider_width (struct frame *, Lisp_Object,
@@ -1429,7 +1426,6 @@ extern void x_make_frame_visible (struct frame *f);
 extern void x_make_frame_invisible (struct frame *f);
 extern void x_iconify_frame (struct frame *f);
 extern void x_set_frame_alpha (struct frame *f);
-extern void x_set_tool_bar_lines (struct frame *, Lisp_Object, Lisp_Object);
 extern void x_activate_menubar (struct frame *);
 extern void x_real_positions (struct frame *, int *, int *);
 extern void free_frame_menubar (struct frame *);
diff --git a/src/keyboard.c b/src/keyboard.c
index a684f18c756..81b68ab343c 100644
--- a/src/keyboard.c
+++ b/src/keyboard.c
@@ -5164,7 +5164,8 @@ static const char *const lispy_drag_n_drop_names[] =
 static Lisp_Object Qabove_handle, Qhandle, Qbelow_handle;
 static Lisp_Object Qbefore_handle, Qhorizontal_handle, Qafter_handle;
 Lisp_Object Qup, Qdown, Qtop, Qbottom;
-Lisp_Object Qleft, Qright, Qleftmost, Qrightmost;
+Lisp_Object Qleft, Qright;
+static Lisp_Object Qleftmost, Qrightmost;
 static Lisp_Object Qend_scroll;
 static Lisp_Object Qratio;
 
diff --git a/src/menu.h b/src/menu.h
index 30a89bead26..4dd7f17dca6 100644
--- a/src/menu.h
+++ b/src/menu.h
@@ -34,10 +34,6 @@ enum {
   MENU_KBD_NAVIGATION = 0x4
 };
 
-extern void x_set_menu_bar_lines (struct frame *f,
-                                  Lisp_Object value,
-                                  Lisp_Object oldval);
-
 extern void init_menu_items (void);
 extern void finish_menu_items (void) ATTRIBUTE_CONST;
 extern void discard_menu_items (void);
diff --git a/src/xfns.c b/src/xfns.c
index 1787d0297e6..0c07d6cb03d 100644
--- a/src/xfns.c
+++ b/src/xfns.c
@@ -965,7 +965,7 @@ x_set_icon_name (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
 }
 
 
-void
+static void
 x_set_menu_bar_lines (struct frame *f, Lisp_Object value, Lisp_Object oldval)
 {
   int nlines;
@@ -1060,7 +1060,7 @@ x_set_menu_bar_lines (struct frame *f, Lisp_Object value, Lisp_Object oldval)
    height of all windows on frame F to match the new tool bar height.
    The frame's height doesn't change.  */
 
-void
+static void
 x_set_tool_bar_lines (struct frame *f, Lisp_Object value, Lisp_Object oldval)
 {
   int nlines;
@@ -1149,7 +1149,7 @@ x_change_tool_bar_height (struct frame *f, int height)
 }
 
 
-void
+static void
 x_set_internal_border_width (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
 {
   int border;
@@ -1172,7 +1172,7 @@ x_set_internal_border_width (struct frame *f, Lisp_Object arg, Lisp_Object oldva
 
 #ifdef USE_GTK
           xg_clear_under_internal_border (f);
-#else     
+#else
           x_clear_under_internal_border (f);
 #endif
         }