Trim trailing whitespaces

Signed-off-by: Alan Coopersmith <alan.coopersmith@sun.com>

7 files changed, 196 insertions, 196 deletions

diff --git a/Clock.c b/Clock.c
index 8ce3696..cbb0e42 100644
--- a/Clock.c
+++ b/Clock.c
@@ -30,13 +30,13 @@ Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
 
                         All Rights Reserved
 
-Permission to use, copy, modify, and distribute this software and its 
-documentation for any purpose and without fee is hereby granted, 
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
 provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in 
+both that copyright notice and this permission notice appear in
 supporting documentation, and that the name of Digital not be
 used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.  
+software without specific, written prior permission.
 
 DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
@@ -123,7 +123,7 @@ SOFTWARE.
 extern Boolean no_locale; /* if True, use old (unlocalized) behaviour */
 #endif
 
-	
+
 /* Private Definitions */
 
 #define VERTICES_IN_HANDS	6	/* to draw triangle */
@@ -155,7 +155,7 @@ static XtResource resources[] = {
 	goffset(width), XtRImmediate, (XtPointer) 0},
     {XtNheight, XtCHeight, XtRDimension, sizeof(Dimension),
 	goffset(height), XtRImmediate, (XtPointer) 0},
-    {XtNupdate, XtCInterval, XtRInt, sizeof(int), 
+    {XtNupdate, XtCInterval, XtRInt, sizeof(int),
         offset(update), XtRImmediate, (XtPointer) 60 },
 #ifndef XRENDER
     {XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel),
@@ -183,7 +183,7 @@ static XtResource resources[] = {
         offset(font), XtRString, XtDefaultFont},
 #ifndef NO_I18N
      {XtNfontSet, XtCFontSet, XtRFontSet, sizeof(XFontSet),
-        offset(fontSet), XtRString, XtDefaultFontSet},   
+        offset(fontSet), XtRString, XtDefaultFontSet},
 #endif
     {XtNbackingStore, XtCBackingStore, XtRBackingStore, sizeof (int),
     	offset (backing_store), XtRString, "default"},
@@ -215,9 +215,9 @@ static XtResource resources[] = {
 #undef goffset
 
 static void ClassInitialize ( void );
-static void Initialize ( Widget request, Widget new, ArgList args, 
+static void Initialize ( Widget request, Widget new, ArgList args,
 			 Cardinal *num_args );
-static void Realize ( Widget gw, XtValueMask *valueMask, 
+static void Realize ( Widget gw, XtValueMask *valueMask,
 		      XSetWindowAttributes *attrs );
 static void Destroy ( Widget gw );
 static void Resize ( Widget gw );
@@ -225,16 +225,16 @@ static void Redisplay ( Widget gw, XEvent *event, Region region );
 static void clock_tic ( XtPointer client_data, XtIntervalId *id );
 static void erase_hands ( ClockWidget w, struct tm *tm );
 static void ClockAngle ( int tick_units, double *sinp, double *cosp );
-static void DrawLine ( ClockWidget w, Dimension blank_length, 
+static void DrawLine ( ClockWidget w, Dimension blank_length,
 		       Dimension length, int tick_units );
-static void DrawHand ( ClockWidget w, Dimension length, Dimension width, 
+static void DrawHand ( ClockWidget w, Dimension length, Dimension width,
 		       int tick_units );
-static void DrawSecond ( ClockWidget w, Dimension length, Dimension width, 
+static void DrawSecond ( ClockWidget w, Dimension length, Dimension width,
 			 Dimension offset, int tick_units );
 static void SetSeg ( ClockWidget w, int x1, int y1, int x2, int y2 );
 static void DrawClockFace ( ClockWidget w );
 static int clock_round ( double x );
-static Boolean SetValues ( Widget gcurrent, Widget grequest, Widget gnew, 
+static Boolean SetValues ( Widget gcurrent, Widget grequest, Widget gnew,
 			   ArgList args, Cardinal *num_args );
 #if !defined(NO_I18N) && defined(HAVE_ICONV)
 static char *clock_to_utf8(const char *str, int in_len);
@@ -311,7 +311,7 @@ static void CvtStringToPixmap(
 
     if (strcmp(name, "None") == 0) {
         pmap = None;
-    } else { 
+    } else {
 	screen = *((Screen **) args[0].addr);
 	dpy = DisplayOfScreen(screen);
 
@@ -319,7 +319,7 @@ static void CvtStringToPixmap(
 	  &shapemask, NULL);
     }
 
-    (*toVal).size = sizeof(Pixmap); 
+    (*toVal).size = sizeof(Pixmap);
     (*toVal).addr = (XPointer) &pmap ;
 }
 #endif
@@ -359,7 +359,7 @@ XmuFreeXftColor (XtAppContext app, XrmValuePtr toVal, XtPointer closure,
     Screen	*screen;
     Colormap	colormap;
     XftColor	*color;
-    
+
     if (*num_args != 2)
     {
 	XtAppErrorMsg (app,
@@ -378,7 +378,7 @@ XmuFreeXftColor (XtAppContext app, XrmValuePtr toVal, XtPointer closure,
 				 XScreenNumberOfScreen (screen)),
 		  colormap, color);
 }
-    
+
 static Boolean
 XmuCvtStringToXftColor(Display *dpy,
 		       XrmValue *args, Cardinal *num_args,
@@ -390,7 +390,7 @@ XmuCvtStringToXftColor(Display *dpy,
     XftColor	    xftColor;
     Screen	    *screen;
     Colormap	    colormap;
-    
+
     if (*num_args != 2)
     {
 	XtAppErrorMsg (XtDisplayToApplicationContext (dpy),
@@ -421,14 +421,14 @@ XmuCvtStringToXftColor(Display *dpy,
     }
     else if (!XRenderParseColor (dpy, spec, &renderColor))
 	return False;
-    if (!XftColorAllocValue (dpy, 
+    if (!XftColorAllocValue (dpy,
 			     DefaultVisual (dpy,
 					    XScreenNumberOfScreen (screen)),
 			     colormap,
 			     &renderColor,
 			     &xftColor))
 	return False;
-    
+
     donestr (XftColor, xftColor, XtRXftColor);
 }
 
@@ -438,7 +438,7 @@ XmuFreeXftFont (XtAppContext app, XrmValuePtr toVal, XtPointer closure,
 {
     Screen  *screen;
     XftFont *font;
-    
+
     if (*num_args != 1)
     {
 	XtAppErrorMsg (app,
@@ -464,7 +464,7 @@ XmuCvtStringToXftFont(Display *dpy,
     char    *name;
     XftFont *font;
     Screen  *screen;
-    
+
     if (*num_args != 1)
     {
 	XtAppErrorMsg (XtDisplayToApplicationContext (dpy),
@@ -477,7 +477,7 @@ XmuCvtStringToXftFont(Display *dpy,
 
     screen = *((Screen **) args[0].addr);
     name = (char *) fromVal->addr;
-    
+
     font = XftFontOpenName (dpy,
 			    XScreenNumberOfScreen (screen),
 			    name);
@@ -496,24 +496,24 @@ static XtConvertArgRec xftFontConvertArgs[] = {
 
 #endif
 
-static void 
+static void
 ClassInitialize(void)
 {
 #ifdef USE_XAW_PIXMAP_CVT
     XawInitializeWidgetSet();
-#else 
+#else
     static XtConvertArgRec scrnConvertArg[] = {
-	{XtBaseOffset, (XtPointer) XtOffset(Widget, core.screen), 
+	{XtBaseOffset, (XtPointer) XtOffset(Widget, core.screen),
 	 sizeof(Screen *)}
     };
-    XtAddConverter( XtRString, XtRPixmap, CvtStringToPixmap, 
+    XtAddConverter( XtRString, XtRPixmap, CvtStringToPixmap,
 	      	    scrnConvertArg, XtNumber(scrnConvertArg));
 #endif
     XtAddConverter( XtRString, XtRBackingStore, XmuCvtStringToBackingStore,
 		    NULL, 0 );
 #ifdef XRENDER
-    XtSetTypeConverter (XtRString, XtRXftColor, 
-			XmuCvtStringToXftColor, 
+    XtSetTypeConverter (XtRString, XtRXftColor,
+			XmuCvtStringToXftColor,
 			xftColorConvertArgs, XtNumber(xftColorConvertArgs),
 			XtCacheByDisplay, XmuFreeXftColor);
     XtSetTypeConverter (XtRString, XtRXftFont,
@@ -552,9 +552,9 @@ TimeString (ClockWidget w, struct tm *tm)
       sprintf (utime, "%10lu seconds since Epoch", (unsigned long)tsec);
       return utime;
    } else if (*w->clock.strftime) {
-     /*Note: this code is probably excessively paranoid 
+     /*Note: this code is probably excessively paranoid
        about buffer overflow.  The extra size 10 padding
-       is also meant as a further guard against programmer 
+       is also meant as a further guard against programmer
        error, although it is a little controversial*/
      static char ctime[STRFTIME_BUFF_SIZE+10];
      ctime[0] = ctime[STRFTIME_BUFF_SIZE] = '\0';
@@ -576,7 +576,7 @@ TimeString (ClockWidget w, struct tm *tm)
 }
 
 /* ARGSUSED */
-static void 
+static void
 Initialize (Widget request, Widget new, ArgList args, Cardinal *num_args)
 {
     ClockWidget w = (ClockWidget)new;
@@ -597,7 +597,7 @@ Initialize (Widget request, Widget new, ArgList args, Cardinal *num_args)
        Time_t time_value;
        int len;
 
-#ifndef NO_I18N 
+#ifndef NO_I18N
        w->clock.utf8 = False;
 
        if (!no_locale) {
@@ -635,8 +635,8 @@ Initialize (Widget request, Widget new, ArgList args, Cardinal *num_args)
 #ifndef NO_I18N
 # ifdef HAVE_ICONV
 	char *utf8_str;
-# endif	
-	if (w->clock.utf8) 
+# endif
+	if (w->clock.utf8)
 	    XftTextExtentsUtf8 (XtDisplay (w), w->clock.face,
 				(FcChar8 *) str, len, &extents);
 # ifdef HAVE_ICONV
@@ -645,7 +645,7 @@ Initialize (Widget request, Widget new, ArgList args, Cardinal *num_args)
 			(FcChar8 *)utf8_str, strlen(utf8_str), &extents);
 		free(utf8_str);
 	}
-# endif	
+# endif
 	else
 #endif
 	    XftTextExtents8 (XtDisplay (w), w->clock.face,
@@ -658,7 +658,7 @@ Initialize (Widget request, Widget new, ArgList args, Cardinal *num_args)
        else
 #endif
        { /* not XRENDER block */
-#ifndef NO_I18N 
+#ifndef NO_I18N
 	 if (!no_locale) {
 	   XFontSetExtents *fse;
 
@@ -674,7 +674,7 @@ Initialize (Widget request, Widget new, ArgList args, Cardinal *num_args)
 	   if (w->clock.fontSet != NULL) {
 	       /* don't free this... it's freed with the XFontSet. */
 	       fse = XExtentsOfFontSet(w->clock.fontSet);
-	       
+
 	       min_width = XmbTextEscapement(w->clock.fontSet,str,len) +
 		 2 * w->clock.padding;
 	       min_height = fse->max_logical_extent.height +
@@ -741,7 +741,7 @@ Initialize (Widget request, Widget new, ArgList args, Cardinal *num_args)
 #ifdef XRENDER
     {
 	int major, minor;
-	
+
 	if (XRenderQueryVersion (XtDisplay (w), &major, &minor) &&
 	    (major > 0 ||
 	     (major == 0 && minor >= 4)))
@@ -782,7 +782,7 @@ RenderPrepare (ClockWidget  w, XftColor *color)
 	    }
 	    d = w->clock.pixmap;
 	}
-	    
+
 	w->clock.draw = XftDrawCreate (XtDisplay (w), d,
 				       DefaultVisual (XtDisplay (w),
 						      DefaultScreen(XtDisplay (w))),
@@ -817,7 +817,7 @@ RenderClip (ClockWidget w)
 }
 
 static void
-RenderTextBounds (ClockWidget w, char *str, int off, int len, 
+RenderTextBounds (ClockWidget w, char *str, int off, int len,
 		  XRectangle *bounds, int *xp, int *yp)
 {
     XGlyphInfo  head, tail;
@@ -829,9 +829,9 @@ RenderTextBounds (ClockWidget w, char *str, int off, int len,
 # endif
     if (w->clock.utf8)
     {
-	XftTextExtentsUtf8 (XtDisplay (w), w->clock.face, 
+	XftTextExtentsUtf8 (XtDisplay (w), w->clock.face,
 			    (FcChar8 *) str, off, &head);
-	XftTextExtentsUtf8 (XtDisplay (w), w->clock.face, 
+	XftTextExtentsUtf8 (XtDisplay (w), w->clock.face,
 			    (FcChar8 *) str + off, len - off, &tail);
     }
 # ifdef HAVE_ICONV
@@ -841,20 +841,20 @@ RenderTextBounds (ClockWidget w, char *str, int off, int len,
 			    (FcChar8 *)utf8_str, strlen(utf8_str), &head);
 	free(utf8_str);
 	if ((utf8_str = clock_to_utf8(str+off, len-off)) != NULL) {
-	  XftTextExtentsUtf8 (XtDisplay (w), w->clock.face, 
+	  XftTextExtentsUtf8 (XtDisplay (w), w->clock.face,
 			      (FcChar8 *)utf8_str, strlen(utf8_str), &tail);
 	  free(utf8_str);
 	} else
 	  goto fallback;
     }
-# endif    
+# endif
     else
 #endif
     {
     fallback:
-	XftTextExtents8 (XtDisplay (w), w->clock.face, (FcChar8 *) str, 
+	XftTextExtents8 (XtDisplay (w), w->clock.face, (FcChar8 *) str,
 			 off, &head);
-	XftTextExtents8 (XtDisplay (w), w->clock.face, (FcChar8 *) str + off, 
+	XftTextExtents8 (XtDisplay (w), w->clock.face, (FcChar8 *) str + off,
 			 len - off, &tail);
     }
 
@@ -879,17 +879,17 @@ RenderUpdateRectBounds (XRectangle *damage, XRectangle *bounds)
 {
     int	    x1 = bounds->x;
     int	    y1 = bounds->y;
-    int	    x2 = bounds->x + bounds->width; 
-    int	    y2 = bounds->y + bounds->height; 
+    int	    x2 = bounds->x + bounds->width;
+    int	    y2 = bounds->y + bounds->height;
     int	    d_x1 = damage->x;
     int	    d_y1 = damage->y;
-    int	    d_x2 = damage->x + damage->width; 
-    int	    d_y2 = damage->y + damage->height; 
+    int	    d_x2 = damage->x + damage->width;
+    int	    d_y2 = damage->y + damage->height;
 
-    if (x1 == x2) 
-    { 
-	x1 = d_x1; 
-	x2 = d_x2; 
+    if (x1 == x2)
+    {
+	x1 = d_x1;
+	x2 = d_x2;
     }
     else
     {
@@ -918,13 +918,13 @@ RenderRectIn (XRectangle *rect, XRectangle *bounds)
 {
     int	    x1 = bounds->x;
     int	    y1 = bounds->y;
-    int	    x2 = bounds->x + bounds->width; 
-    int	    y2 = bounds->y + bounds->height; 
+    int	    x2 = bounds->x + bounds->width;
+    int	    y2 = bounds->y + bounds->height;
     int	    r_x1 = rect->x;
     int	    r_y1 = rect->y;
-    int	    r_x2 = rect->x + rect->width; 
-    int	    r_y2 = rect->y + rect->height; 
-    
+    int	    r_x2 = rect->x + rect->width;
+    int	    r_y2 = rect->y + rect->height;
+
     return r_x1 < x2 && x1 < r_x2 && r_y1 < y2 && y1 < r_y2;
 }
 
@@ -939,9 +939,9 @@ RenderUpdateBounds (XPointDouble *points, int npoints, XRectangle *bounds)
 {
     int	    x1 = bounds->x;
     int	    y1 = bounds->y;
-    int	    x2 = bounds->x + bounds->width; 
-    int	    y2 = bounds->y + bounds->height; 
-    
+    int	    x2 = bounds->x + bounds->width;
+    int	    y2 = bounds->y + bounds->height;
+
     while (npoints--)
     {
 	int	    r_x1 = points[0].x;
@@ -970,9 +970,9 @@ RenderCheckBounds (XPointDouble *points, int npoints, XRectangle *bounds)
 {
     int	    x1 = bounds->x;
     int	    y1 = bounds->y;
-    int	    x2 = bounds->x + bounds->width; 
-    int	    y2 = bounds->y + bounds->height; 
-    
+    int	    x2 = bounds->x + bounds->width;
+    int	    y2 = bounds->y + bounds->height;
+
     while (npoints--)
     {
 	if (x1 <= points->x && points->x <= x2 &&
@@ -1019,13 +1019,13 @@ RenderLine (ClockWidget w, XDouble x1, XDouble y1, XDouble x2, XDouble y2,
 
     poly[0].x = XCoord (x1 + ldx, w);
     poly[0].y = YCoord (y1 - ldy, w);
-    
+
     poly[1].x = XCoord (x2 + ldx, w);
     poly[1].y = YCoord (y2 - ldy, w);
-    
+
     poly[2].x = XCoord (x2 - ldx, w);
     poly[2].y = YCoord (y2 + ldy, w);
-    
+
     poly[3].x = XCoord (x1 - ldx, w);
     poly[3].y = YCoord (y1 + ldy, w);
 
@@ -1074,7 +1074,7 @@ RenderHand (ClockWidget w, int tick_units, int size, XftColor *color,
     RenderRotate (w, &poly[0], outer_x, 0.0, s, c);
     RenderRotate (w, &poly[1], -inner_y, inner_y, s, c);
     RenderRotate (w, &poly[2], -inner_y, -inner_y, s, c);
-    
+
     if (draw)
     {
 	if (RenderCheckBounds (poly, 3, &w->clock.damage))
@@ -1108,9 +1108,9 @@ RenderSec (ClockWidget w, struct tm *tm, Boolean draw)
     double	    line_y;
 
     ClockAngle (tm->tm_sec * 60, &c, &s);
-    
+
     s = -s;
-    
+
     /*
      * Compute raw positions
      */
@@ -1120,7 +1120,7 @@ RenderSec (ClockWidget w, struct tm *tm, Boolean draw)
     outer_x = (SECOND_HAND_FRACT / 100.0);
     far_x = (MINOR_TICK_FRACT / 100.0);
     middle_y = (SECOND_WIDTH_FRACT / 100.0);
-    
+
     /*
      * Rotate them into position
      */
@@ -1156,7 +1156,7 @@ RenderSec (ClockWidget w, struct tm *tm, Boolean draw)
 
 #endif
 
-static void 
+static void
 Realize(Widget gw, XtValueMask *valueMask, XSetWindowAttributes *attrs)
 {
      ClockWidget	w = (ClockWidget) gw;
@@ -1177,7 +1177,7 @@ Realize(Widget gw, XtValueMask *valueMask, XSetWindowAttributes *attrs)
      Resize(gw);
 }
 
-static void 
+static void
 Destroy(Widget gw)
 {
      ClockWidget w = (ClockWidget) gw;
@@ -1194,8 +1194,8 @@ Destroy(Widget gw)
      XtReleaseGC (gw, w->clock.EraseGC);
 }
 
-static void 
-Resize(Widget gw) 
+static void
+Resize(Widget gw)
 {
     ClockWidget w = (ClockWidget) gw;
     /* don't do this computation if window hasn't been realized yet. */
@@ -1233,7 +1233,7 @@ Resize(Widget gw)
 }
 
 /* ARGSUSED */
-static void 
+static void
 Redisplay(Widget gw, XEvent *event, Region region)
 {
     ClockWidget w = (ClockWidget) gw;
@@ -1258,11 +1258,11 @@ Redisplay(Widget gw, XEvent *event, Region region)
     clock_tic((XtPointer)w, (XtIntervalId *)NULL);
 }
 
-/* Choose the update times for well-defined clock states.  
+/* Choose the update times for well-defined clock states.
  *
- * For example, in HH:MM:SS notation the last number rolls over 
- * every 60 seconds and has at most 60 display states.  The sequence 
- * depends on its initial value t0 and the update period u, e.g. 
+ * For example, in HH:MM:SS notation the last number rolls over
+ * every 60 seconds and has at most 60 display states.  The sequence
+ * depends on its initial value t0 and the update period u, e.g.
  *
  *   u (s)  d (s)  ti (s)                    m (states)  l (s)
  *    2      2     {0,2, .. 58}              30            60
@@ -1280,41 +1280,41 @@ Redisplay(Widget gw, XEvent *event, Region region)
  * l=  the total sequence duration =m*u.
  * d=  gcd(n,u) the greatest common divisor
  *
- * The time t(i) determines the clock state.  It follows from 
+ * The time t(i) determines the clock state.  It follows from
  *
- *   t(i)=t(i-1)+u mod n  <=>  t(i)=t(0)+i*u mod n 
+ *   t(i)=t(i-1)+u mod n  <=>  t(i)=t(0)+i*u mod n
  *
- * which defines a { t(0) .. t(m-1) } sequence of m unique elements.  
- * Hence, u generates a subgroup U={k*u mod n : k in Z} of Z/nZ so 
- * its order m divides n.  This m satisfies 
+ * which defines a { t(0) .. t(m-1) } sequence of m unique elements.
+ * Hence, u generates a subgroup U={k*u mod n : k in Z} of Z/nZ so
+ * its order m divides n.  This m satisfies
  *
- *   t(m)=t(0)  <=>  m*u mod n = 0  <=>  m*u = r*n  <=>  m=n/d, r=u/d 
+ *   t(m)=t(0)  <=>  m*u mod n = 0  <=>  m*u = r*n  <=>  m=n/d, r=u/d
  *
- * where d divides n and u.  Choosing 
+ * where d divides n and u.  Choosing
  *
  *   d=gcd(n,u)  <=>  n/d and u/d are coprime  =>  m=n/d is minimum
  *
- * thus gives the order.  Furthermore, the greatest common divisor d is  
- * also the minimum value generator of the set U.  Assume a generator e 
- * where 
+ * thus gives the order.  Furthermore, the greatest common divisor d is
+ * also the minimum value generator of the set U.  Assume a generator e
+ * where
  *
- *   e|{n,u}  <=>  Ai,Ej: i*u mod n = j*e  <=>  j=f(i)=(i*u mod n)/e  
+ *   e|{n,u}  <=>  Ai,Ej: i*u mod n = j*e  <=>  j=f(i)=(i*u mod n)/e
  *
- * such that f maps i to m=ord(u) unique values of j.  Its properties are 
+ * such that f maps i to m=ord(u) unique values of j.  Its properties are
  *
  *   j=i*u/e mod n/e   ==>  0<=j<n/e
  *
  *   ord(u/e, mod n/e)=n/e/gcd(n/e,u/e)=n/d=m  ==>  J={j=f(i)}, |J|=m
  *
- *   ord(e)=n/gcd(n,e)=n/e  
+ *   ord(e)=n/gcd(n,e)=n/e
  *
- * from wich follows 
+ * from wich follows
  *
- *   e=d  ==>  f: I={0,..,m-1} -> J={0,..,m-1}: j=i*r mod m is bijective 
+ *   e=d  ==>  f: I={0,..,m-1} -> J={0,..,m-1}: j=i*r mod m is bijective
  *        ==>  D={k*d mod n : k in Z} = U.
  *
- * Any value e below d is no generator since it yields a non contiguous 
- * J such that an l=0..n/e-1 exists not in J with l*e not in U.  
+ * Any value e below d is no generator since it yields a non contiguous
+ * J such that an l=0..n/e-1 exists not in J with l*e not in U.
  *
  * The update sequence t(i) could be followed using the algorithm:
  *
@@ -1324,21 +1324,21 @@ Redisplay(Widget gw, XEvent *event, Region region)
  *   4. calculate the time to wait w=t(i+1)-tc(i) mod n,
  *   5. store t(i+1),
  *
- * which implements state tracking.  This approach doesn't work well 
- * since the set timeout w does not guarantee a next call at time 
- * t(i+1), e.g. due to progam sleeps, time adjustments, and leap 
- * seconds.  A robust method should only rely on the current time 
+ * which implements state tracking.  This approach doesn't work well
+ * since the set timeout w does not guarantee a next call at time
+ * t(i+1), e.g. due to progam sleeps, time adjustments, and leap
+ * seconds.  A robust method should only rely on the current time
  * tc(i) to identify t(i).  The derivation above shows 2 options:
  *
- *   1.  n={60,3600} and round to a multiple of d, 
+ *   1.  n={60,3600} and round to a multiple of d,
  *       but if d<u then the sequence is not guaranteed.
- *   2.  choose n large and round to a multiple of u, 
- *       but then the sequence resets at roll-over.  
+ *   2.  choose n large and round to a multiple of u,
+ *       but then the sequence resets at roll-over.
  *
- * The code below implements (2) with n this year's duration in seconds 
- * and using local time year's start as epoch.  
+ * The code below implements (2) with n this year's duration in seconds
+ * and using local time year's start as epoch.
  */
-static unsigned long 
+static unsigned long
 waittime(int update, struct timeval *tv, struct tm *tm)
 {
   int twait;
@@ -1371,11 +1371,11 @@ waittime(int update, struct timeval *tv, struct tm *tm)
 }
 
 /* ARGSUSED */
-static void 
+static void
 clock_tic(XtPointer client_data, XtIntervalId *id)
 {
-        ClockWidget w = (ClockWidget)client_data;    
-	struct tm tm; 
+        ClockWidget w = (ClockWidget)client_data;
+	struct tm tm;
 	Time_t	time_value;
 	struct timeval	tv;
 	char	*time_ptr;
@@ -1388,7 +1388,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 	if (w->clock.update && (id || !w->clock.interval_id))
 	    w->clock.interval_id =
 		XtAppAddTimeOut( XtWidgetToApplicationContext( (Widget) w),
-				 waittime(w->clock.update, &tv, &tm), 
+				 waittime(w->clock.update, &tv, &tm),
 				 clock_tic, (XtPointer)w );
 	/*
 	 * Beep on the half hour; double-beep on the hour.
@@ -1397,7 +1397,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 	    if (w->clock.beeped && (tm.tm_min != 30) &&
 		(tm.tm_min != 0))
 	      w->clock.beeped = FALSE;
-	    if (((tm.tm_min == 30) || (tm.tm_min == 0)) 
+	    if (((tm.tm_min == 30) || (tm.tm_min == 0))
 		&& (!w->clock.beeped)) {
 		w->clock.beeped = TRUE;
 #ifdef XKB
@@ -1409,7 +1409,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 		    XkbStdBell(dpy,win,50,XkbBI_ClockChimeHalf);
 		}
 #else
-		XBell(dpy, 50);	
+		XBell(dpy, 50);
 		if (tm.tm_min == 0)
 		  XBell(dpy, 50);
 #endif
@@ -1423,7 +1423,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 	    len = strlen (time_ptr);
 	    if (len && time_ptr[len - 1] == '\n') time_ptr[--len] = '\0';
 	    prev_len = strlen (w->clock.prev_time_string);
-	    for (i = 0; ((i < len) && (i < prev_len) && 
+	    for (i = 0; ((i < len) && (i < prev_len) &&
 	    		 (w->clock.prev_time_string[i] == time_ptr[i])); i++);
 
 #ifdef XRENDER
@@ -1433,7 +1433,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 		int	    x, y;
 #if !defined(NO_I18N) && defined(HAVE_ICONV)
 		char *utf8_str;
-#endif		
+#endif
 
 		RenderTextBounds (w, w->clock.prev_time_string, i, prev_len,
 				  &old_tail, NULL, NULL);
@@ -1441,7 +1441,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 		RenderTextBounds (w, time_ptr, i, len,
 				  &new_tail, NULL, NULL);
 		RenderUpdateRectBounds (&new_tail, &w->clock.damage);
-		
+
 		while (i)
 		{
 		    RenderTextBounds (w, time_ptr, 0, i, &head, NULL, NULL);
@@ -1461,7 +1461,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 				    (FcChar8 *) time_ptr + i, len - i);
 
 		}
-# ifdef HAVE_ICONV		
+# ifdef HAVE_ICONV
 		else if ((utf8_str =
 		    clock_to_utf8(time_ptr + i, len - i)) != NULL) {
 		    	XftDrawStringUtf8 (w->clock.draw,
@@ -1471,9 +1471,9 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 				    (FcChar8 *)utf8_str, strlen(utf8_str) );
 		    free(utf8_str);
 		}
-# endif		
+# endif
 		else
-#endif 
+#endif
 		{
 		    XftDrawString8 (w->clock.draw,
 				    &w->clock.fg_color,
@@ -1491,7 +1491,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 		if(0 < len) {
 		    XFontSetExtents *fse
 		      = XExtentsOfFontSet(w->clock.fontSet);
-		    
+
 		    XmbDrawImageString(dpy,win,w->clock.fontSet,w->clock.myGC,
 				       (2+w->clock.padding +
 					(i?XmbTextEscapement(w->clock.fontSet,
@@ -1499,7 +1499,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 				       2+w->clock.padding+fse->max_logical_extent.height,
 				       time_ptr+i,len-i
 			);
-		    /*		
+		    /*
 		     * Clear any left over bits
 		     */
 		    clear_from = XmbTextEscapement (w->clock.fontSet,time_ptr,
@@ -1533,7 +1533,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 #endif
 	} else {
 			/*
-			 * The second (or minute) hand is sec (or min) 
+			 * The second (or minute) hand is sec (or min)
 			 * sixtieths around the clock face. The hour hand is
 			 * (hour + min/60) twelfths of the way around the
 			 * clock-face.  The derivation is left as an excercise
@@ -1569,7 +1569,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 				RenderSec (w, &w->clock.otm, False);
 				RenderSec (w, &tm, False);
 			    }
-			    if (w->clock.damage.width && 
+			    if (w->clock.damage.width &&
 				w->clock.damage.height)
 			    {
 				RenderClip (w);
@@ -1613,7 +1613,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 				w->clock.segbuff, VERTICES_IN_HANDS,
 				       CoordModeOrigin);
 			    w->clock.hour = w->clock.segbuffptr;
-			    DrawHand(w, 
+			    DrawHand(w,
 				w->clock.hour_hand_length, w->clock.hand_width,
 				tm.tm_hour * 300 + tm.tm_min * 5
 			    );
@@ -1635,7 +1635,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 		    if (w->clock.show_second_hand == TRUE) {
 			    w->clock.segbuffptr = w->clock.sec;
 			    DrawSecond(w,
-				w->clock.second_hand_length - 2, 
+				w->clock.second_hand_length - 2,
 				w->clock.second_hand_width,
 				w->clock.minute_hand_length + 2,
 				tm.tm_sec * 60
@@ -1658,7 +1658,7 @@ clock_tic(XtPointer client_data, XtIntervalId *id)
 			w->clock.otm = tm;
 		}
 }
-	
+
 static void
 erase_hands(ClockWidget w, struct tm *tm)
 {
@@ -1771,7 +1771,7 @@ static float const Sines[] = {
 0.674302, 0.675590, 0.676875, 0.678159, 0.679441, 0.680720, 0.681998, 0.683273,
 0.684547, 0.685818, 0.687087, 0.688354, 0.689619, 0.690882, 0.692143, 0.693401,
 0.694658, 0.695912, 0.697165, 0.698415, 0.699663, 0.700909, 0.702153, 0.703394,
-0.704634, 0.705871, 0.707106, 
+0.704634, 0.705871, 0.707106,
 };
 static float const Cosines[] = {
 1.000000, 0.999998, 0.999993, 0.999986, 0.999975, 0.999961, 0.999945, 0.999925,
@@ -1830,10 +1830,10 @@ static float const Cosines[] = {
 0.738455, 0.737277, 0.736097, 0.734914, 0.733729, 0.732542, 0.731353, 0.730162,
 0.728968, 0.727772, 0.726574, 0.725374, 0.724171, 0.722967, 0.721760, 0.720551,
 0.719339, 0.718126, 0.716910, 0.715692, 0.714472, 0.713250, 0.712026, 0.710799,
-0.709570, 0.708339, 0.707106, 
+0.709570, 0.708339, 0.707106,
 };
 
-static void 
+static void
 ClockAngle(int tick_units, double *sinp, double *cosp)
 {
     int reduced, upper;
@@ -1868,8 +1868,8 @@ ClockAngle(int tick_units, double *sinp, double *cosp)
  * to the perimeter, then erasing all but the outside most pixels doesn't
  * work because of round-off error (sigh).
  */
-static void 
-DrawLine(ClockWidget w, Dimension blank_length, Dimension length, 
+static void
+DrawLine(ClockWidget w, Dimension blank_length, Dimension length,
 	 int tick_units)
 {
 	double dblank_length = (double)blank_length, dlength = (double)length;
@@ -1903,7 +1903,7 @@ DrawLine(ClockWidget w, Dimension blank_length, Dimension length,
  * how far around the circle (clockwise) from high noon.
  *
  */
-static void 
+static void
 DrawHand(ClockWidget w, Dimension length, Dimension width, int tick_units)
 {
 
@@ -1934,11 +1934,11 @@ DrawHand(ClockWidget w, Dimension length, Dimension width, int tick_units)
 	SetSeg(w,
 	       x = w->clock.centerX + clock_round(length * sinangle),
 	       y = w->clock.centerY - clock_round(length * cosangle),
-	       x1 = w->clock.centerX - clock_round(ws + wc), 
+	       x1 = w->clock.centerX - clock_round(ws + wc),
 	       y1 = w->clock.centerY + clock_round(wc - ws));  /* 1 ---- 2 */
 	/* 2 */
-	SetSeg(w, x1, y1, 
-	       x2 = w->clock.centerX - clock_round(ws - wc), 
+	SetSeg(w, x1, y1,
+	       x2 = w->clock.centerX - clock_round(ws - wc),
 	       y2 = w->clock.centerY + clock_round(wc + ws));  /* 2 ----- 3 */
 
 	SetSeg(w, x2, y2, x, y);	/* 3 ----- 1(4) */
@@ -1954,8 +1954,8 @@ DrawHand(ClockWidget w, Dimension length, Dimension width, int tick_units)
  * how far around the circle (clockwise) from high noon.
  *
  */
-static void 
-DrawSecond(ClockWidget w, Dimension length, Dimension width, 
+static void
+DrawSecond(ClockWidget w, Dimension length, Dimension width,
 	   Dimension offset, int tick_units)
 {
 
@@ -2006,14 +2006,14 @@ DrawSecond(ClockWidget w, Dimension length, Dimension width,
 	       w->clock.centerY - clock_round(mc + ws) );
 	SetSeg(w, w->clock.centerX + clock_round(offset *sinangle),
 	       w->clock.centerY - clock_round(offset * cosangle), /* 2-----3 */
-	       w->clock.centerX + clock_round(ms + wc), 
+	       w->clock.centerX + clock_round(ms + wc),
 	       w->clock.centerY - clock_round(mc - ws));
 	w->clock.segbuffptr->x = x;
 	w->clock.segbuffptr++->y = y;
 	w->clock.numseg ++;
 }
 
-static void 
+static void
 SetSeg(ClockWidget w, int x1, int y1, int x2, int y2)
 {
 	w->clock.segbuffptr->x = x1;
@@ -2027,12 +2027,12 @@ SetSeg(ClockWidget w, int x1, int y1, int x2, int y2)
  *  Draw the clock face (every fifth tick-mark is longer
  *  than the others).
  */
-static void 
+static void
 DrawClockFace(ClockWidget w)
 {
 	register int i;
 	register int delta = (int)(w->clock.radius - w->clock.second_hand_length) / 3;
-	
+
 	w->clock.segbuffptr = w->clock.segbuff;
 	w->clock.numseg = 0;
 	for (i = 0; i < 60; i++)
@@ -2063,7 +2063,7 @@ DrawClockFace(ClockWidget w)
 	    else
 #endif
 	    {
-		DrawLine(w, ( (i % 5) == 0 ? 
+		DrawLine(w, ( (i % 5) == 0 ?
 			     w->clock.second_hand_length :
 			     (w->clock.radius - delta) ),
 			 w->clock.radius, i * 60);
@@ -2079,12 +2079,12 @@ DrawClockFace(ClockWidget w)
 	XDrawSegments(XtDisplay(w), XtWindow(w),
 		      w->clock.myGC, (XSegment *) &(w->clock.segbuff[0]),
 		      w->clock.numseg/2);
-	
+
 	w->clock.segbuffptr = w->clock.segbuff;
 	w->clock.numseg = 0;
 }
 
-static int 
+static int
 clock_round(double x)
 {
 	return(x >= 0.0 ? (int)(x + .5) : (int)(x - .5));
@@ -2103,8 +2103,8 @@ sameColor (XftColor *old, XftColor *new)
 #endif
 
 /* ARGSUSED */
-static Boolean 
-SetValues(Widget gcurrent, Widget grequest, Widget gnew, 
+static Boolean
+SetValues(Widget gcurrent, Widget grequest, Widget gnew,
 	  ArgList args, Cardinal *num_args)
 {
       ClockWidget current = (ClockWidget) gcurrent;
@@ -2120,7 +2120,7 @@ SetValues(Widget gcurrent, Widget grequest, Widget gnew,
 	  if (current->clock.interval_id)
 	      XtRemoveTimeOut (current->clock.interval_id);
 	  if (new->clock.update && XtIsRealized( (Widget) new))
-	      new->clock.interval_id = XtAppAddTimeOut( 
+	      new->clock.interval_id = XtAppAddTimeOut(
                                          XtWidgetToApplicationContext(gnew),
 					 abs(new->clock.update)*1000,
 				         clock_tic, (XtPointer)gnew);
diff --git a/Clock.h b/Clock.h
index fe0f3ce..560d3d4 100644
--- a/Clock.h
+++ b/Clock.h
@@ -32,13 +32,13 @@ Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
 
                         All Rights Reserved
 
-Permission to use, copy, modify, and distribute this software and its 
-documentation for any purpose and without fee is hereby granted, 
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
 provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in 
+both that copyright notice and this permission notice appear in
 supporting documentation, and that the name of Digital not be
 used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.  
+software without specific, written prior permission.
 
 DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
@@ -104,7 +104,7 @@ SOFTWARE.
 		/* Boolean: only hour/minute if TRUE */
 #define XtNbrief  "brief"
 
-                /* String: will be used as format arg to 
+                /* String: will be used as format arg to
                    "strftime" if not empty string */
 #define XtNstrftime "strftime"
 
diff --git a/ClockP.h b/ClockP.h
index debad54..f8c84ee 100644
--- a/ClockP.h
+++ b/ClockP.h
@@ -32,13 +32,13 @@ Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
 
                         All Rights Reserved
 
-Permission to use, copy, modify, and distribute this software and its 
-documentation for any purpose and without fee is hereby granted, 
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
 provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in 
+both that copyright notice and this permission notice appear in
 supporting documentation, and that the name of Digital not be
 used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.  
+software without specific, written prior permission.
 
 DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
@@ -124,7 +124,7 @@ typedef struct {
 	 XftColor	minor_color;
 	 XftFont	*face;
 	 XRenderPictFormat  *mask_format;
-    
+
 	 Boolean    render;
 	 Boolean    sharp;
 	 Boolean    can_polygon;
diff --git a/Makefile.am b/Makefile.am
index 21c3685..be6680f 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,6 +1,6 @@
-# 
+#
 #  Copyright 2005  Red Hat, Inc.
-# 
+#
 #  Permission to use, copy, modify, distribute, and sell this software and its
 #  documentation for any purpose is hereby granted without fee, provided that
 #  the above copyright notice appear in all copies and that both that
@@ -10,7 +10,7 @@
 #  specific, written prior permission.  Red Hat makes no
 #  representations about the suitability of this software for any purpose.  It
 #  is provided "as is" without express or implied warranty.
-# 
+#
 #  RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 #  INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 #  EVENT SHALL RED HAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
diff --git a/configure.ac b/configure.ac
index 4b6d07b..c760cb5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 
 dnl  Copyright 2005 Red Hat, Inc.
-dnl 
+dnl
 dnl  Permission to use, copy, modify, distribute, and sell this software and its
 dnl  documentation for any purpose is hereby granted without fee, provided that
 dnl  the above copyright notice appear in all copies and that both that
@@ -10,7 +10,7 @@ dnl  advertising or publicity pertaining to distribution of the software without
 dnl  specific, written prior permission.  Red Hat makes no
 dnl  representations about the suitability of this software for any purpose.  It
 dnl  is provided "as is" without express or implied warranty.
-dnl 
+dnl
 dnl  RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 dnl  INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 dnl  EVENT SHALL RED HAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
@@ -39,7 +39,7 @@ XORG_CWARNFLAGS
 
 AC_CHECK_FUNCS([strlcpy getpid])
 
-AC_SEARCH_LIBS([iconv], [iconv], 
+AC_SEARCH_LIBS([iconv], [iconv],
 	[AC_DEFINE(HAVE_ICONV, 1, [Define to 1 if iconv() is available.])])
 
 dnl Required dependencies
@@ -57,7 +57,7 @@ if test x$use_xft != xno ; then
 	XCLOCK_LIBS="$XCLOCK_LIBS $XFT_LIBS"
 	AC_DEFINE([XRENDER],1,[Define to use X Render Extension])
 	AC_DEFINE([XFREE86_FT2],1,[Define to use Xft2 library])
-fi	
+fi
 
 AC_ARG_WITH(xkb, AC_HELP_STRING([--with-xkb],[Use XKB to sound bells (Default is YES)]),use_xkb="$withval",use_xkb="try")
 if test x$use_xkb != xno ; then
diff --git a/xclock.c b/xclock.c
index 7b8b287..6b80ad0 100644
--- a/xclock.c
+++ b/xclock.c
@@ -88,7 +88,7 @@ static XrmOptionDescRec options[] = {
 #endif
 };
 
-static void quit ( Widget w, XEvent *event, String *params, 
+static void quit ( Widget w, XEvent *event, String *params,
 		   Cardinal *num_params );
 
 static XtActionsRec xclock_actions[] = {
@@ -116,14 +116,14 @@ Syntax(char *call)
 	exit(1);
 }
 
-static void 
+static void
 die(Widget w, XtPointer client_data, XtPointer call_data)
 {
     XCloseDisplay(XtDisplayOfObject(w));
     exit(0);
 }
 
-static void 
+static void
 quit(Widget w, XEvent *event, String *params, Cardinal *num_params)
 {
     Arg arg;
@@ -143,7 +143,7 @@ quit(Widget w, XEvent *event, String *params, Cardinal *num_params)
     }
 }
 
-static void 
+static void
 save(Widget w, XtPointer client_data, XtPointer call_data)
 {
     XtCheckpointToken token = (XtCheckpointToken) call_data;
@@ -151,7 +151,7 @@ save(Widget w, XtPointer client_data, XtPointer call_data)
     token->save_success = True;
 }
 
-int 
+int
 main(int argc, char *argv[])
 {
     Widget toplevel;
@@ -183,7 +183,7 @@ main(int argc, char *argv[])
      * This is a hack so that wm_delete_window will do something useful
      * in this single-window application.
      */
-    XtOverrideTranslations(toplevel, 
+    XtOverrideTranslations(toplevel,
 		    XtParseTranslationTable ("<Message>WM_PROTOCOLS: quit()"));
 
     XtSetArg(arg, XtNiconPixmap, &icon_pixmap);
@@ -201,7 +201,7 @@ main(int argc, char *argv[])
     if (icon_pixmap == None) {
 	arg.value = (XtArgVal)XCreateBitmapFromData(XtDisplay(toplevel),
 				       XtScreen(toplevel)->root,
-				       (char *)clock_mask_bits, clock_mask_width, 
+				       (char *)clock_mask_bits, clock_mask_width,
 				       clock_mask_height);
 	XtSetValues (toplevel, &arg, ONE);
     }
@@ -222,7 +222,7 @@ main(int argc, char *argv[])
 			(unsigned char *) &pid, 1);
     }
 #endif
-    
+
     XtAppMainLoop (app_con);
     exit(0);
 }
diff --git a/xclock.man b/xclock.man
index ca6c31a..1aa65b2 100644
--- a/xclock.man
+++ b/xclock.man
@@ -1,15 +1,15 @@
 .\" $Xorg: xclock.man,v 1.4 2001/02/09 02:05:39 xorgcvs Exp $
 .\" Copyright 1988, 1994, 1998  The Open Group
-.\" 
+.\"
 .\" Permission to use, copy, modify, distribute, and sell this software and its
 .\" documentation for any purpose is hereby granted without fee, provided that
 .\" the above copyright notice appear in all copies and that both that
 .\" copyright notice and this permission notice appear in supporting
 .\" documentation.
-.\" 
+.\"
 .\" The above copyright notice and this permission notice shall be included
 .\" in all copies or substantial portions of the Software.
-.\" 
+.\"
 .\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 .\" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 .\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
@@ -17,7 +17,7 @@
 .\" OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 .\" ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 .\" OTHER DEALINGS IN THE SOFTWARE.
-.\" 
+.\"
 .\" Except as contained in this notice, the name of The Open Group shall
 .\" not be used in advertising or otherwise to promote the sale, use or
 .\" other dealings in this Software without prior written authorization
@@ -42,19 +42,19 @@ xclock \- analog / digital clock for X
 [ \fB\-face\fP \fIpattern\fP ]
 .SH DESCRIPTION
 The
-.I xclock 
+.I xclock
 program displays the time in analog or digital form.  The time is continuously
 updated at a frequency which may be specified by the user.
 .SH OPTIONS
 .I Xclock
-accepts all of the standard X Toolkit command line options along with the 
+accepts all of the standard X Toolkit command line options along with the
 additional options listed below:
 .TP 8
 .B \-help
 This option indicates that a brief summary of the allowed options should be
 printed on the standard error.
 .TP 8
-.B \-analog 
+.B \-analog
 This option indicates that a conventional 12 hour clock face with tick marks
 and hands should be used.  This is the default.
 .TP 8
@@ -83,7 +83,7 @@ This option indicates that a digital clock should display the time in
 twenty-four hour format.  This is the default when a digital clock is used.
 .TP 8
 .B \-chime
-This option indicates that the clock should chime 
+This option indicates that the clock should chime
 once on the half hour and twice on the hour.
 .TP 8
 \fB\-hands\fP \fIcolor\fP (or \fB\-hd\fP \fIcolor\fP)
@@ -103,7 +103,7 @@ it will be updated immediately.  A value of 30 seconds or less will enable a
 second hand on an analog clock.  The default is 60 seconds.
 .TP 8
 .B \-padding \fInumber\fP
-This option specifies the width in pixels of the padding 
+This option specifies the width in pixels of the padding
 between the window border and clock text or picture.  The default is 10
 on a digital clock and 8 on an analog clock.
 .TP 8
@@ -116,27 +116,27 @@ in effect differ from the standard options.
 .TP 8
 .B \-norender
 This option turns off the use of Xrender to draw the clock.
-.TP 8 
+.TP 8
 .B \-sharp
 This option tells \fIxclock\fP to use sharper edges when drawn using
-the Xrender extension. 
+the Xrender extension.
 .TP 8
 .B \-face \fIpattern\fP
 This option specifies the font to use in digital mode when the
 Xrender extension is used.  Patterns are specified using the
-fontconfig face format described in the 
+fontconfig face format described in the
 .I Font Names
 section of
 .IR fonts.conf (__filemansuffix__).
 .SH X DEFAULTS
-This program uses the 
+This program uses the
 .I Clock
 widget.  It understands all of the core resource names and classes as well as:
 .PP
 .TP 8
 .B width (\fPclass\fB Width)
 Specifies the width of the clock.  The default for analog clocks is 164
-pixels; the default for digital clocks is whatever is needed to hold the 
+pixels; the default for digital clocks is whatever is needed to hold the
 clock when displayed in the chosen font.
 .TP 8
 .B height (\fPclass\fB Height)
@@ -150,11 +150,11 @@ Specifies the frequency in seconds at which the time should be redisplayed.
 .B foreground (\fPclass\fB Foreground)
 Specifies the color for the tick marks. The default depends on whether
 \fIreverseVideo\fP is specified.  If \fIreverseVideo\fP is specified
-the default is \fIlwhite\fP, otherwise the default is \fIblack\fP. 
+the default is \fIlwhite\fP, otherwise the default is \fIblack\fP.
 
 .TP 8
 .B hands (\fPclass\fB Foreground)
-Specifies the color of the insides of the clock's hands. The default 
+Specifies the color of the insides of the clock's hands. The default
 depends on whether
 \fIreverseVideo\fP is specified.  If \fIreverseVideo\fP is specified
 the default is \fIlwhite\fP, otherwise the default is \fIblack\fP.
@@ -188,7 +188,7 @@ fonts currently will not always display correctly.
 This font is only used when Xrender is not in effect.
 .TP 8
 .B render (\fPclass\fB Boolean)
-Specifies whether or not the Xrender extension should be used for the 
+Specifies whether or not the Xrender extension should be used for the
 display. The default is True if \fIxclock\fP has been compiled with
 Xrender support.
 .PP
@@ -199,14 +199,14 @@ understood:
 .B face (\fPclass\fB FaceName)
 Specify the pattern for the font to be used for the digital clock when
 Xrender is used.   Patterns are specified using the fontconfig face format
-described in the 
+described in the
 .I Font Names
 section of
 .IR fonts.conf (__filemansuffix__).
 .TP 8
 .B sharp (\fPclass\fB Boolean)
-Specifies if sharp edges should be used when rendering the clock. 
-The default is False. 
+Specifies if sharp edges should be used when rendering the clock.
+The default is False.
 .TP 8
 .B buffer (\fPclass\fB Boolean)
 Specifies that the updates of the image are drawn to a pixmap before copied
@@ -238,8 +238,8 @@ indentation indicates hierarchical structure.  The widget class name
 is given first, followed by the widget instance name.
 .sp
 .nf
-.\".TA .5i 
-.ta .5i 
+.\".TA .5i
+.ta .5i
 XClock  xclock
 	Clock  clock
 .fi