Fix dependencies, typos, trailing whitespace, and formatting

No code changes.

FL/Enumerations.H

@@ -531,7 +531,7 @@ enum Fl_Callback_Reason {
 #define FL_Forward      0xEF27   ///< Like forward on a browser
 #define FL_Stop         0xEF28   ///< Stop current operation
 #define FL_Refresh      0xEF29   ///< Refresh the page
-#define FL_Sleep        0xEF2F   ///< Put system to sleep        
+#define FL_Sleep        0xEF2F   ///< Put system to sleep
 #define FL_Favorites    0xEF30   ///< Show favorite locations
 
 /**@}*/  // group: Non-ASCII key names

FL/Fl_Anim_GIF_Image.H

@@ -126,7 +126,7 @@ public:
   int frame_w(int frame) const;
   int frame_h(int frame) const;
 
-  // -- overriden methods
+  // -- overridden methods
   void color_average(Fl_Color c, float i) FL_OVERRIDE;
   Fl_Image *copy(int W, int H) const FL_OVERRIDE;
   Fl_Image *copy() const { return Fl_Pixmap::copy(); }

FL/Fl_Browser_.H

@@ -252,7 +252,7 @@ public:
   FL_DEPRECATED("in 1.4.0 - use vposition(pos) instead",
   void position(int pos)) { return vposition(pos); }
   void position(int x, int y) { Fl_Group::position(x, y); }
-  
+
   /**
     Gets the horizontal scroll position of the list as a pixel position \p pos.
     The position returned is how many pixels of the list are scrolled off the left edge

FL/Fl_Choice.H

@@ -72,7 +72,7 @@
       This method sets the changed() flag.
   \li <tt>void Fl_Widget::clear_changed()</tt>
       This method clears the changed() flag.
- 
+
  The inherited Fl_Menu_::down_box() methods can be used as follows:
   \li <tt>Fl_Boxtype Fl_Menu_::down_box() const</tt>
       Gets the current down box, which is used when the menu is popped up.

documentation/src/wayland.dox

@@ -47,7 +47,7 @@ Wayland differs noticeably from X11 in that the position of a window in the disp
 completely hidden to the client app. This prevents function \c Fl_Window::position() from having
 any effect on a top-level window. Wayland also prevents a client app from knowing whether
 a window is minimized: \c Fl_Window::show() has no effect on an already mapped window.
-Subwindows can be positionned as usual relatively to their
+Subwindows can be positioned as usual relatively to their
 parent window. FLTK uses that for the small, yellow windows that display
 the new scale factor value when it's changed: these are created as short-lived subwindows
 centered above \c Fl::first_window().

src/drivers/GDI/Fl_GDI_Graphics_Driver.H

@@ -2,7 +2,7 @@
 // Definition of classes  Fl_Graphics_Driver, Fl_Surface_Device, Fl_Display_Device
 // for the Fast Light Tool Kit (FLTK).
 //
-// Copyright 2010-2022 by Bill Spitzak and others.
+// Copyright 2010-2023 by Bill Spitzak and others.
 //
 // This library is free software. Distribution and use rights are outlined in
 // the file "COPYING" which should have been included with this file.  If this
@@ -182,16 +182,16 @@ private:
   Gdiplus::Color gdiplus_color_;
   Gdiplus::Pen *pen_;
   Gdiplus::SolidBrush *brush_;
-  // The code below ensures the a connection to GDIplus is only made once, and that the
+  // The code below ensures that a connection to GDIplus is only made once, and that the
   // matching connection shutdown is also done exactly once.
   enum {
-	  STATE_CLOSED = 0,					// no connection, token is invalid
+        STATE_CLOSED = 0,           // no connection, token is invalid
-	  STATE_STARTUP,					// attempt to start up, avoid recursions for whatever reason
+        STATE_STARTUP,              // attempt to start up, avoid recursions for whatever reason
-	  STATE_OPEN,						// connection was successful and the token is valid
+        STATE_OPEN,                 // connection was successful and the token is valid
-	  STATE_SHUTDOWN					// shutting down the gdi connection, avoid possible recursion
+        STATE_SHUTDOWN              // shutting down the gdi connection, avoid possible recursion
   };
-  static int gdiplus_state_;			// reflect the state of the GDIplus driver connection
+  static int gdiplus_state_;        // reflect the state of the GDIplus driver connection
-  static ULONG_PTR gdiplus_token_;		// the token that GDIplus gives to us
+  static ULONG_PTR gdiplus_token_;  // the token that GDIplus gives to us
 public:
   Fl_GDIplus_Graphics_Driver();
   virtual ~Fl_GDIplus_Graphics_Driver();

src/drivers/PostScript/Fl_PostScript_image.cxx

@@ -421,7 +421,7 @@ int Fl_PostScript_Graphics_Driver::alpha_mask(const uchar * data, int w, int h,
       swap = next;
       next = current;
       current = swap;
-      *(next+1) = 0;          // must clean the first cell, next are overriden by *1
+      *(next+1) = 0;          // must clean the first cell, next are overridden by *1
       for (i=0; i<w; i++){
         for (k=0; k<4; k++){   // generating 4 x-pixels for 1 RGB
           short error, o1, o2, o3;
@@ -454,7 +454,7 @@ int Fl_PostScript_Graphics_Driver::alpha_mask(const uchar * data, int w, int h,
       swap = next;
       next = current;
       current = swap;
-      *(next+1) = 0;          // must clean the first cell, next are overriden by *1
+      *(next+1) = 0;          // must clean the first cell, next are overridden by *1
 
       for (i = w-1; i >= 0; i--){
 

src/drivers/Wayland/Fl_Wayland_Screen_Driver.H

@@ -77,7 +77,7 @@ public:
     float gui_scale; // FLTK scale factor
     struct wl_list link;
   };
-  
+
 // static member variables
   static FL_EXPORT struct wl_display *wl_display;
   static const struct wl_data_device_listener *p_data_device_listener;
@@ -90,7 +90,7 @@ public:
   static bool insertion_point_location(int *px, int *py, int *pwidth, int *pheight);
   static Fl_Window *surface_to_window(struct wl_surface *);
   static bool own_output(struct wl_output *output);
-  
+
 // member variables
   struct wl_cursor *xc_arrow;
   struct wl_cursor *xc_ns;
@@ -120,11 +120,11 @@ public:
   struct libdecor *libdecor_context;
   struct xdg_wm_base *xdg_wm_base;
   struct zwp_text_input_manager_v3 *text_input_base;
-  
+
 // constructor
   Fl_Wayland_Screen_Driver();
 
-// overriden functions from parent class Fl_Screen_Driver
+// overridden functions from parent class Fl_Screen_Driver
   APP_SCALING_CAPABILITY rescalable() FL_OVERRIDE { return PER_SCREEN_APP_SCALING; }
   float scale(int n) FL_OVERRIDE;
   void scale(int n, float f) FL_OVERRIDE;

src/makedepend

@@ -1073,6 +1073,7 @@ Fl_Anim_GIF_Image.o: ../FL/Fl_Plugin.H
 Fl_Anim_GIF_Image.o: ../FL/Fl_Preferences.H
 Fl_Anim_GIF_Image.o: ../FL/Fl_RGB_Image.H
 Fl_Anim_GIF_Image.o: ../FL/Fl_Shared_Image.H
+Fl_Anim_GIF_Image.o: ../FL/fl_string_functions.h
 Fl_Anim_GIF_Image.o: ../FL/fl_types.h
 Fl_Anim_GIF_Image.o: ../FL/fl_utf8.h
 Fl_Anim_GIF_Image.o: ../FL/Fl_Widget.H

test/cairo_test.cxx

@@ -42,7 +42,7 @@
 //    (configure --enable-cairoext or CMake OPTION_CAIROEXT)
 //    which defines the preprocessor variable FLTK_HAVE_CAIROEXT.
 //    If Fl::cairo_autolink_context(true); is called at the beginning
-//    of main(), any overriden draw() function gets access to an adequate
+//    of main(), any overridden draw() function gets access to an adequate
 //    Cairo context with Fl::cairo_cc() without having to call
 //    Fl::cairo_make_current(Fl_Window*).