# HG changeset patch
# User John W. Eaton <jwe@octave.org>
# Date 1510155143 18000
# Node ID eec262017c6a57d0b09391ae54a1855d8ebf8744
# Parent  f3d754deb41dd0a6631a153ae6b2eed09275262f
maint: Strip trailing whitespace from source files.

diff -r f3d754deb41d -r eec262017c6a NEWS
--- a/NEWS	Wed Nov 08 16:34:23 2017 +0100
+++ b/NEWS	Wed Nov 08 10:32:23 2017 -0500
@@ -64,7 +64,7 @@
     an OpenGL toolkit.
 
  ** An initial implementation of alpha transparency has been made for
-    patch and surface objects.  Printing to svg and pdf is supported. 
+    patch and surface objects.  Printing to svg and pdf is supported.
 
  ** Other new functions added in 4.4:
 
diff -r f3d754deb41d -r eec262017c6a doc/interpreter/plot.txi
--- a/doc/interpreter/plot.txi	Wed Nov 08 16:34:23 2017 +0100
+++ b/doc/interpreter/plot.txi	Wed Nov 08 10:32:23 2017 -0500
@@ -285,8 +285,8 @@
 
 The @code{xticks}, @code{yticks}, @code{zticks}, @code{rticks}, and
 @code{thetaticks} functions may be used to get or set the tick mark locations
-and modes on the respective axis.  Each has the same form, although mode 
-options are not currently avaliable for @code{rticks}, and @code{thetaticks}. 
+and modes on the respective axis.  Each has the same form, although mode
+options are not currently avaliable for @code{rticks}, and @code{thetaticks}.
 
 @c FIXME: Update this section if polarplot and polar axes changes change the
 @c        associated axis properties.
@@ -302,7 +302,7 @@
 
 The @code{xticklabels}, @code{yticklabels}, and @code{zticklabels} functions
 may be used to get or set the label assigned to each tick location and the
-labeling mode on the respective axis.  Each has the same form. 
+labeling mode on the respective axis.  Each has the same form.
 
 @c FIXME: Update this section if polarplot and polar axes changes change the
 @c        associated axis properties.
diff -r f3d754deb41d -r eec262017c6a libinterp/corefcn/gl2ps-print.cc
--- a/libinterp/corefcn/gl2ps-print.cc	Wed Nov 08 16:34:23 2017 +0100
+++ b/libinterp/corefcn/gl2ps-print.cc	Wed Nov 08 10:32:23 2017 -0500
@@ -93,7 +93,7 @@
                         int halign, int valign, double rotation = 0.0);
 
     void set_font (const base_properties& props);
-  
+
     static bool has_alpha (const graphics_handle& h)
     {
       bool retval = false;
@@ -115,7 +115,7 @@
       else if (go.isa ("patch") || go.isa ("surface"))
         {
           octave_value fa = go.get ("facealpha");
-          if (fa.is_scalar_type () && fa.is_double_type () 
+          if (fa.is_scalar_type () && fa.is_double_type ()
               && fa.double_value () < 1)
             retval = true;
         }
@@ -137,7 +137,7 @@
       if (has_alpha (props.get___myhandle__ ()))
         {
           opts &= ~GL2PS_OCCLUSION_CULL;
-          // FIXME: currently the GL2PS_BLEND (which is more an equivalent of 
+          // FIXME: currently the GL2PS_BLEND (which is more an equivalent of
           // GL_ALPHA_TEST than GL_BLEND) is not working on a per primitive
           // basis. We thus set it once per viewport.
           gl2psEnable (GL2PS_BLEND);
@@ -150,7 +150,7 @@
 
       gl2psSetOptions (opts);
 
-      // Draw and finish () or there may be primitives missing in the gl2ps 
+      // Draw and finish () or there may be primitives missing in the gl2ps
       // output.
       opengl_renderer::draw_axes (props);
       finish ();
@@ -164,7 +164,7 @@
 
       buffer_overflow |= (state == GL2PS_OVERFLOW);
 
-      // Don't draw background for subsequent viewports (legends, subplots, 
+      // Don't draw background for subsequent viewports (legends, subplots,
       // etc.)
       gl2psGetOptions (&opts);
       opts &= ~GL2PS_DRAW_BACKGROUND;
@@ -385,7 +385,7 @@
               include_graph = "foobar-inc";
 
             // GL2PS_SILENT was removed to allow gl2ps to print errors on stderr
-            GLint ret = gl2psBeginPage ("gl2ps_renderer figure", "Octave", 
+            GLint ret = gl2psBeginPage ("gl2ps_renderer figure", "Octave",
                                         nullptr, gl2ps_term, gl2ps_sort,
                                         (GL2PS_BEST_ROOT
                                          | gl2ps_text
diff -r f3d754deb41d -r eec262017c6a libinterp/corefcn/octave-link.cc
--- a/libinterp/corefcn/octave-link.cc	Wed Nov 08 16:34:23 2017 +0100
+++ b/libinterp/corefcn/octave-link.cc	Wed Nov 08 10:32:23 2017 -0500
@@ -394,12 +394,12 @@
     print_usage ();
 
   if (! args(0).is_string ())
-    error ("openvar: NAME must be a string"); 
+    error ("openvar: NAME must be a string");
 
   std::string name = args(0).string_value ();
 
   if (! (Fisguirunning ())(0).is_true ())
-    warning ("openvar: GUI is not running, can't start Variable Editor"); 
+    warning ("openvar: GUI is not running, can't start Variable Editor");
   else
     octave_link::openvar (name);
 
diff -r f3d754deb41d -r eec262017c6a libinterp/corefcn/quadcc.cc
--- a/libinterp/corefcn/quadcc.cc	Wed Nov 08 16:34:23 2017 +0100
+++ b/libinterp/corefcn/quadcc.cc	Wed Nov 08 10:32:23 2017 -0500
@@ -1668,7 +1668,7 @@
             error ("quadcc: relative tolerance must be >=0");
         }
     }
-  
+
   if (nargin < 5)
     nivals = 1;
   else if (! (args(4).is_real_scalar () || args(4).is_real_matrix ()))
diff -r f3d754deb41d -r eec262017c6a libinterp/octave-value/ov-null-mat.cc
--- a/libinterp/octave-value/ov-null-mat.cc	Wed Nov 08 16:34:23 2017 +0100
+++ b/libinterp/octave-value/ov-null-mat.cc	Wed Nov 08 10:32:23 2017 -0500
@@ -128,7 +128,7 @@
 str(7:end) = nm                # indexed assignment
   @result{} str = Hello Wally
 str(7:end) = ""                # indexed deletion
-  @result{} str = Hello 
+  @result{} str = Hello
 @end group
 @end example
 @seealso{isempty, isindex}
diff -r f3d754deb41d -r eec262017c6a liboctave/array/Sparse.h
--- a/liboctave/array/Sparse.h	Wed Nov 08 16:34:23 2017 +0100
+++ b/liboctave/array/Sparse.h	Wed Nov 08 10:32:23 2017 -0500
@@ -330,7 +330,7 @@
   T& checkelem (octave_idx_type n)
   {
     if (n < 0 || n >= numel ())
-      // FIXME: Why should we "return" when range_error is OCTAVE_NORETURN? 
+      // FIXME: Why should we "return" when range_error is OCTAVE_NORETURN?
       return range_error ("T& Sparse<T>::checkelem", n);
     else
       {
diff -r f3d754deb41d -r eec262017c6a scripts/general/integral2.m
--- a/scripts/general/integral2.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/general/integral2.m	Wed Nov 08 10:32:23 2017 -0500
@@ -108,7 +108,7 @@
 ## Programming Notes: If there are singularities within the integration region
 ## it is best to split the integral and place the singularities on the
 ## boundary.
-## 
+##
 ## Known @sc{matlab} incompatibility: If tolerances are left unspecified, and
 ## any integration limits are of type @code{single}, then Octave's integral
 ## functions automatically reduce the default absolute and relative error
diff -r f3d754deb41d -r eec262017c6a scripts/general/quadgk.m
--- a/scripts/general/quadgk.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/general/quadgk.m	Wed Nov 08 10:32:23 2017 -0500
@@ -120,7 +120,7 @@
 ## Computational and Applied Mathematics, pp. 131--140, Vol 211, Issue 2,
 ## Feb 2008.
 ##
-## @seealso{quad, quadv, quadl, quadcc, trapz, dblquad, triplequad, integral, 
+## @seealso{quad, quadv, quadl, quadcc, trapz, dblquad, triplequad, integral,
 ##           integral2, integral3}
 ## @end deftypefn
 
diff -r f3d754deb41d -r eec262017c6a scripts/general/quadl.m
--- a/scripts/general/quadl.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/general/quadl.m	Wed Nov 08 10:32:23 2017 -0500
@@ -54,7 +54,7 @@
 ## Reference: @nospell{W. Gander and W. Gautschi}, @cite{Adaptive Quadrature -
 ## Revisited}, BIT Vol. 40, No. 1, March 2000, pp. 84--101.
 ## @url{http://www.inf.ethz.ch/personal/gander/}
-## @seealso{quad, quadv, quadgk, quadcc, trapz, dblquad, triplequad, integral, 
+## @seealso{quad, quadv, quadgk, quadcc, trapz, dblquad, triplequad, integral,
 ##          integral2, integral3}
 ## @end deftypefn
 
diff -r f3d754deb41d -r eec262017c6a scripts/general/quadv.m
--- a/scripts/general/quadv.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/general/quadv.m	Wed Nov 08 10:32:23 2017 -0500
@@ -57,7 +57,7 @@
 ## Note: @code{quadv} is written in Octave's scripting language and can be
 ## used recursively in @code{dblquad} and @code{triplequad}, unlike the
 ## @code{quad} function.
-## @seealso{quad, quadl, quadgk, quadcc, trapz, dblquad, triplequad, integral, 
+## @seealso{quad, quadl, quadgk, quadcc, trapz, dblquad, triplequad, integral,
 ##          integral2, integral3}
 ## @end deftypefn
 
diff -r f3d754deb41d -r eec262017c6a scripts/general/repelem.m
--- a/scripts/general/repelem.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/general/repelem.m	Wed Nov 08 10:32:23 2017 -0500
@@ -50,7 +50,7 @@
 ##   @result{}   1   1   2   4   5   5
 ## @end group
 ## @end example
-## 
+##
 ## @example
 ## @group
 ## A = magic (3)
@@ -198,7 +198,7 @@
         error (["repelem: R1 must either be scalar or have the same " ...
                 "number of elements as the vector to be replicated"]);
       endif
-        
+
       ## Basic run-length decoding in function prepareIdx returns
       ## idx2 as a row vector of element indices in the right positions.
       idx2 = prepareIdx (R);
diff -r f3d754deb41d -r eec262017c6a scripts/plot/appearance/camlookat.m
--- a/scripts/plot/appearance/camlookat.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/appearance/camlookat.m	Wed Nov 08 10:32:23 2017 -0500
@@ -100,7 +100,7 @@
   endfor
 
   dar = daspect (hax);
-  
+
   ## current view direction
   curdir = (camtarget (hax) - campos (hax)) ./ dar;
   curdir /= norm (curdir);
@@ -117,7 +117,7 @@
         x1 y0 z1;
         x1 y1 z0;
         x1 y1 z1] ./ dar;
- 
+
   ## Find corner of bounding box with maximum opening angle.
   ## Make sure temporary pov is well outside boundary of bounding box.
   bb_diag = norm ([x0-x1, y0-y1, z0-z1] ./ dar);
@@ -126,7 +126,7 @@
   bb_cp ./= norm (bb_cp, 2, "rows");
   aperture = norm (curdir .* bb_cp, 2, "rows");
   max_corner = find (aperture == max (aperture), 1, "first");
-  
+
   ## projection of corner on line of sight
   sz = curdir * (bb(max_corner,:) - mid)';
   bb_proj = mid + sz * curdir;
diff -r f3d754deb41d -r eec262017c6a scripts/plot/appearance/module.mk
--- a/scripts/plot/appearance/module.mk	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/appearance/module.mk	Wed Nov 08 10:32:23 2017 -0500
@@ -54,7 +54,6 @@
   %reldir%/zlim.m \
   %reldir%/zticks.m \
   %reldir%/zticklabels.m
-  
 
 %canon_reldir%dir = $(fcnfiledir)/plot/appearance
 
diff -r f3d754deb41d -r eec262017c6a scripts/plot/appearance/rticks.m
--- a/scripts/plot/appearance/rticks.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/appearance/rticks.m	Wed Nov 08 10:32:23 2017 -0500
@@ -57,7 +57,7 @@
         retval = get (varargin{1}, "rtick");
         return;
       else
-        arg = varargin{1};     
+        arg = varargin{1};
       endif
 
     case 2
diff -r f3d754deb41d -r eec262017c6a scripts/plot/appearance/thetaticks.m
--- a/scripts/plot/appearance/thetaticks.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/appearance/thetaticks.m	Wed Nov 08 10:32:23 2017 -0500
@@ -61,7 +61,7 @@
         retval = get (varargin{1}, "ttick");
         return;
       else
-        arg = varargin{1};     
+        arg = varargin{1};
       endif
 
     case 2
diff -r f3d754deb41d -r eec262017c6a scripts/plot/appearance/xticklabels.m
--- a/scripts/plot/appearance/xticklabels.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/appearance/xticklabels.m	Wed Nov 08 10:32:23 2017 -0500
@@ -65,7 +65,7 @@
         retval = get (varargin{1}, "xticklabel");
         return;
       else
-        arg = varargin{1};     
+        arg = varargin{1};
       endif
 
     case 2
diff -r f3d754deb41d -r eec262017c6a scripts/plot/appearance/xticks.m
--- a/scripts/plot/appearance/xticks.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/appearance/xticks.m	Wed Nov 08 10:32:23 2017 -0500
@@ -62,7 +62,7 @@
         retval = get (varargin{1}, "xtick");
         return;
       else
-        arg = varargin{1};     
+        arg = varargin{1};
       endif
 
     case 2
diff -r f3d754deb41d -r eec262017c6a scripts/plot/appearance/yticklabels.m
--- a/scripts/plot/appearance/yticklabels.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/appearance/yticklabels.m	Wed Nov 08 10:32:23 2017 -0500
@@ -65,7 +65,7 @@
         retval = get (varargin{1}, "yticklabel");
         return;
       else
-        arg = varargin{1};     
+        arg = varargin{1};
       endif
 
     case 2
diff -r f3d754deb41d -r eec262017c6a scripts/plot/appearance/yticks.m
--- a/scripts/plot/appearance/yticks.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/appearance/yticks.m	Wed Nov 08 10:32:23 2017 -0500
@@ -62,7 +62,7 @@
         retval = get (varargin{1}, "ytick");
         return;
       else
-        arg = varargin{1};     
+        arg = varargin{1};
       endif
 
     case 2
diff -r f3d754deb41d -r eec262017c6a scripts/plot/appearance/zticklabels.m
--- a/scripts/plot/appearance/zticklabels.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/appearance/zticklabels.m	Wed Nov 08 10:32:23 2017 -0500
@@ -65,7 +65,7 @@
         retval = get (varargin{1}, "zticklabel");
         return;
       else
-        arg = varargin{1};     
+        arg = varargin{1};
       endif
 
     case 2
diff -r f3d754deb41d -r eec262017c6a scripts/plot/appearance/zticks.m
--- a/scripts/plot/appearance/zticks.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/appearance/zticks.m	Wed Nov 08 10:32:23 2017 -0500
@@ -62,7 +62,7 @@
         retval = get (varargin{1}, "ztick");
         return;
       else
-        arg = varargin{1};     
+        arg = varargin{1};
       endif
 
     case 2
diff -r f3d754deb41d -r eec262017c6a scripts/plot/draw/patch.m
--- a/scripts/plot/draw/patch.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/draw/patch.m	Wed Nov 08 10:32:23 2017 -0500
@@ -65,7 +65,7 @@
 ## object.
 ##
 ## Implementation Note: Patches are highly configurable objects.  To truly
-## customize them requires setting patch properties directly 
+## customize them requires setting patch properties directly
 ## (@pxref{Patch Properties}).  Useful patch properties include: @qcode{"cdata"},
 ## @qcode{"edgecolor"}, @qcode{"facecolor"}, @qcode{"faces"},
 ## @qcode{"facevertexcdata"}.
diff -r f3d754deb41d -r eec262017c6a scripts/plot/util/print.m
--- a/scripts/plot/util/print.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/plot/util/print.m	Wed Nov 08 10:32:23 2017 -0500
@@ -416,7 +416,7 @@
         endif
       endfor
     endif
-    
+
     ## print() requires figure units to be "pixels"
     props(end+1).h = opts.figure;
     props(end).name = "units";
diff -r f3d754deb41d -r eec262017c6a scripts/statistics/base/lscov.m
--- a/scripts/statistics/base/lscov.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/scripts/statistics/base/lscov.m	Wed Nov 08 10:32:23 2017 -0500
@@ -98,10 +98,10 @@
     dof = n - p;  # degrees of freedom remaining after fit
     SSE = sumsq (b - A * x);
     mse = SSE / dof;
-    
+
     s = pinv_A * pinv_A';
     stdx = sqrt (diag (s) * mse);
-    
+
     if (nargout > 3)
       if (k == 1)
         S = mse * s;
diff -r f3d754deb41d -r eec262017c6a test/bug-35881/bug-35881.tst
--- a/test/bug-35881/bug-35881.tst	Wed Nov 08 16:34:23 2017 +0100
+++ b/test/bug-35881/bug-35881.tst	Wed Nov 08 10:32:23 2017 -0500
@@ -20,12 +20,12 @@
 %! global _tstvar_;  # Final test does "clear all" which removes this var.
 %!
 %! _tstvar_ = struct ("init1",-1, "a1",-1, "init2",-1, "a2",-1);
-%! bug35881 (0); 
+%! bug35881 (0);
 %! assert (_tstvar_, struct ("init1",true, "a1",1, "init2",false, "a2",1));
 %! clear -f bug35881
 %!
 %! _tstvar_ = struct ("init1",-1, "a1",-1, "init2",-1, "a2",-1);
-%! bug35881 (1); 
+%! bug35881 (1);
 %! assert (_tstvar_, struct ("init1",true, "a1",1, "init2",false, "a2",1));
 %!
 %! _tstvar_ = struct ("init1",-1, "a1",-1, "init2",-1, "a2",-1);
diff -r f3d754deb41d -r eec262017c6a test/bug-35881/bug35881.m
--- a/test/bug-35881/bug35881.m	Wed Nov 08 16:34:23 2017 +0100
+++ b/test/bug-35881/bug35881.m	Wed Nov 08 10:32:23 2017 -0500
@@ -55,6 +55,6 @@
 subf: INIT, a=1
 subf: Reference to a cleared variable a.
 Error in test_clear_inside_function (line 13)
-subf ();  fprintf ('a=%d\n', a); 
+subf ();  fprintf ('a=%d\n', a);
 #}