# HG changeset patch
# User jwe
# Date 1026323134 0
# Node ID e0b7a493e5a8cbcda7cc9c14314541b8a29e9b6a
# Parent  10bc4c350d61c4e6934bb0e34e42bc6e2d093bba
[project @ 2002-07-10 17:45:34 by jwe]

diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/ChangeLog
--- a/scripts/ChangeLog	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/ChangeLog	Wed Jul 10 17:45:34 2002 +0000
@@ -1,3 +1,36 @@
+2002-07-10  John W. Eaton  <jwe@bevo.che.wisc.edu>
+
+	* control/system/sysmult.m: Use varargin instead of old style varargs.
+	* control/system/sysadd.m: Likewise.
+	* control/system/sysgroup.m: Likewise.
+	* control/system/syssub.m: Likewise.
+	* elfun/gcd.m: Likewise.
+	* elfun/lcm.m: Likewise.
+	* general/common_size.m: Likewise.
+	* io/printf.m: Likewise.
+	* miscellaneous/menu.m: Likewise.
+	* miscellaneous/path.m: Likewise.
+	* plot/__errplot__.m: Likewise.
+	* plot/__plt__.m: Likewise.
+	* plot/axis.m: Likewise.
+	* plot/errorbar.m: Likewise.
+	* plot/mplot.m: Likewise.
+	* plot/loglog.m: Likewise.
+	* plot/plot.m: Likewise.
+	* plot/plot_border.m: Likewise.
+	* plot/semilogx.m: Likewise.
+	* plot/semilogy.m: Likewise.
+	* plot/xlabel.m: Likewise.
+	* plot/ylabel.m: Likewise.
+	* plot/zlabel.m: Likewise.
+	* statistics/base/ppplot.m: Likewise.
+	* statistics/base/qqplot.m: Likewise.
+	* statistics/tests/bartlett_test.m: Likewise.
+	* statistics/tests/kolmogorov_smirnov_test.m: Likewise.
+	* statistics/tests/kruskal_wallis_test.m: Likewise.
+	* strings/str2mat.m: Likewise.
+	* strings/strcat.m: Likewise.
+
 2002-06-27  Paul Kienzle <pkienzle@jazz.ncnr.nist.gov>
 
 	* statistics/distributions/gamma_pdf.m: Avoid overflow in more cases.
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/control/system/sysadd.m
--- a/scripts/control/system/sysadd.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/control/system/sysadd.m	Wed Jul 10 17:45:34 2002 +0000
@@ -43,7 +43,7 @@
 ## Created: July 1996
 ## Updated for variable number of arguments July 1999 A. S. Hodel
 
-function sys = sysadd (...)
+function sys = sysadd (varargin)
 
   if(nargin < 1)
     usage("sysadd: sys = sysysadd(Gsys{,Hsys, ...})");
@@ -51,9 +51,8 @@
 
   ## collect all arguments
   arglist = list();
-  va_start();
   for kk=1:nargin
-    arglist(kk) = va_arg();
+    arglist(kk) = varargin{kk};
     if(!is_struct(nth(arglist,kk)))
       error("sysadd: argument %d is not a data structure",kk);
     endif
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/control/system/sysgroup.m
--- a/scripts/control/system/sysgroup.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/control/system/sysgroup.m	Wed Jul 10 17:45:34 2002 +0000
@@ -50,7 +50,7 @@
 ## modified by John Ingram July 1996
 ## A. S. Hodel: modified for variable number of arguments 1999
 
-function sys = sysgroup (...)
+function sys = sysgroup (varargin)
 
   save_emp = empty_list_elements_ok;
   empty_list_elements_ok = 1;
@@ -61,9 +61,8 @@
 
   ## collect all arguments
   arglist = list();
-  va_start();
   for kk=1:nargin
-    arglist(kk) = va_arg();
+    arglist(kk) = varargin{kk};
     if(!is_struct(nth(arglist,kk)))
       error("sysgroup: argument %d is not a data structure",kk);
     endif
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/control/system/sysmult.m
--- a/scripts/control/system/sysmult.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/control/system/sysmult.m	Wed Jul 10 17:45:34 2002 +0000
@@ -36,7 +36,7 @@
 ## Created: July 1996
 ## updated for variable number of arguments by A. S. Hodel July 1999
 
-function sys = sysmult (...)
+function sys = sysmult (varargin)
 
   if(nargin < 1)
     usage("sysmult: sys = sysmult(Asys{,Bsys,...})");
@@ -44,9 +44,8 @@
 
   ## collect all arguments
   arglist = list();
-  va_start();
   for kk=1:nargin
-    arglist(kk) = va_arg();
+    arglist(kk) = varargin{kk};
     if(!is_struct(nth(arglist,kk)))
       error("sysadd: argument %d is not a data structure",kk);
     endif
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/control/system/syssub.m
--- a/scripts/control/system/syssub.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/control/system/syssub.m	Wed Jul 10 17:45:34 2002 +0000
@@ -42,7 +42,7 @@
 ## Created: July 1996
 ## updated for variable numbers of input arguments by July 1999 A. S. Hodel
 
-function sys = syssub (...)
+function sys = syssub (varargin)
 
   if(nargin < 1)
     usage("syssub: sys = syssub(Gsys{,Hsys,...})");
@@ -50,9 +50,8 @@
 
   ## collect all arguments
   arglist = list();
-  va_start();
   for kk=1:nargin
-    arglist(kk) = va_arg();
+    arglist(kk) = varargin{kk};
     if(!is_struct(nth(arglist,kk)))
       error("syssub: argument %d is not a data structure",kk);
     endif
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/elfun/gcd.m
--- a/scripts/elfun/gcd.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/elfun/gcd.m	Wed Jul 10 17:45:34 2002 +0000
@@ -46,16 +46,16 @@
 ## Created: 16 September 1994
 ## Adapted-By: jwe
 
-function [g, v] = gcd (a, ...)
+function [g, v] = gcd (a, varargin)
 
   if (nargin == 0)
     usage ("[g, v] = gcd (a, ...)");
   endif
 
   if (nargin > 1)
-    va_start;
-    for k = 2:nargin;
-      a = [a, (va_arg ())];
+    k = 1;
+    for i = 2:nargin
+      a = [a, varargin{k++}];
     endfor
   endif
 
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/elfun/lcm.m
--- a/scripts/elfun/lcm.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/elfun/lcm.m	Wed Jul 10 17:45:34 2002 +0000
@@ -39,16 +39,16 @@
 ## Created: 16 September 1994
 ## Adapted-By: jwe
 
-function l = lcm (a, ...)
+function l = lcm (a, varargin)
 
   if (nargin == 0)
     usage ("lcm (a, ...)");
   endif
 
   if (nargin > 1)
-    va_start;
-    for k = 2:nargin;
-      a = [a, (va_arg ())];
+    k = 1;
+    for i = 2:nargin
+      a = [a, varargin{k++}];
     endfor
   endif
 
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/general/common_size.m
--- a/scripts/general/common_size.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/general/common_size.m	Wed Jul 10 17:45:34 2002 +0000
@@ -43,32 +43,26 @@
 ## Created: 15 October 1994
 ## Adapted-By: jwe
 
-function [errorcode, ...] = common_size (...)
+function [errorcode, varargout] = common_size (varargin)
 
   if (nargin < 2)
     error ("common_size: only makes sense if nargin >= 2");
   endif
 
-  va_start ();
-  for k = 1 : nargin
-    s(k, :) = size (va_arg ());
+  for i = 1 : nargin
+    s(i,:) = size (varargin{i});
   endfor
 
   m = max (s);
   if (any (any ((s != 1)') & any ((s != ones (nargin, 1) * m)')))
     errorcode = 1;
-    va_start ();
-    for k = 1 : nargin
-      vr_val (va_arg ());
-    endfor
+    varargout = varargin;
   else
     errorcode = 0;
-    va_start ();
-    for k = 1 : nargin
-      if (prod (s(k, :)) == 1)
-        vr_val (va_arg () * ones (m));
-      else
-        vr_val (va_arg ());
+    for i = 1 : nargin
+      varargout{i} = varargin{i};
+      if (prod (s(i,:)) == 1)
+	varargout{i} *= ones (m);
       endif
     endfor
   endif
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/io/printf.m
--- a/scripts/io/printf.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/io/printf.m	Wed Jul 10 17:45:34 2002 +0000
@@ -27,12 +27,12 @@
 
 ## Author: jwe
 
-function retval = printf (fmt, ...)
+function retval = printf (fmt, varargin)
 
   retval = -1;
 
   if (nargin > 0)
-    retval = fprintf (stdout, fmt, all_va_args);
+    retval = fprintf (stdout, fmt, varargin{:});
   else
     usage ("printf (fmt, ...)");
   endif
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/miscellaneous/menu.m
--- a/scripts/miscellaneous/menu.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/miscellaneous/menu.m	Wed Jul 10 17:45:34 2002 +0000
@@ -30,7 +30,7 @@
 
 ## Author: jwe
 
-function num = menu (t, ...)
+function num = menu (t, varargin)
 
   if (nargin < 2)
     usage ("menu (title, opt1, ...)");
@@ -57,10 +57,9 @@
     nopt = nargin - 1;
 
     while (1)
-      va_start ();
       for i = 1:nopt
         printf ("  [%2d] ", i);
-        disp (va_arg ());
+        disp (varargin{i});
       endfor
       printf ("\n");
       s = input ("pick a number, any number: ", "s");
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/miscellaneous/path.m
--- a/scripts/miscellaneous/path.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/miscellaneous/path.m	Wed Jul 10 17:45:34 2002 +0000
@@ -36,7 +36,7 @@
 
 ## Author: jwe
 
-function p = path (...)
+function p = path (varargin)
 
   if (nargin == 0)
     if (nargout == 0)
@@ -46,9 +46,9 @@
       p = LOADPATH;
     endif
   else
-    p = va_arg ();
+    p = varargin{1};
     for i = 2:nargin
-      p = sprintf ("%s:%s", p, va_arg ());
+      p = sprintf ("%s:%s", p, varargin{i});
     endfor
     LOADPATH = p;
   endif
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/__errplot__.m
--- a/scripts/plot/__errplot__.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/__errplot__.m	Wed Jul 10 17:45:34 2002 +0000
@@ -33,18 +33,18 @@
 ## Author: Teemu Ikonen <tpikonen@pcu.helsinki.fi>
 ## Keywords: errorbar, plotting
 
-function __errplot__ (...)
+function __errplot__ (varargin)
 
   if (nargin < 3) # atleast two data arguments needed
     usage ("__errplot__ (arg1, ..., fmt)");
   endif
 
   fstr = " ";
-
   ndata = 0;
+  k = 1;
 
   while (nargin--)
-    a = va_arg ();
+    a = varargin{k++};
     if (! isstr (a))
       ndata++;
       eval (sprintf ("arg%d = a;", ndata));
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/__plt__.m
--- a/scripts/plot/__plt__.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/__plt__.m	Wed Jul 10 17:45:34 2002 +0000
@@ -23,11 +23,11 @@
 
 ## Author: jwe
 
-function __plt__ (caller, ...)
+function __plt__ (caller, varargin)
 
   if (nargin == 2)
 
-    __plt1__ (va_arg (), "");
+    __plt1__ (varargin{1}, "");
 
   elseif (nargin > 2)
 
@@ -36,7 +36,8 @@
 
     unwind_protect
 
-      x = va_arg ();
+      k = 1;
+      x = varargin{k++};
       nargin = nargin - 2;
       x_set = 1;
       y_set = 0;
@@ -46,7 +47,7 @@
       while (nargin-- > 0)
 
         fmt = "";
-        new = va_arg ();
+        new = varargin{k++};
 
         if (isstr (new))
           if (! x_set)
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/axis.m
--- a/scripts/plot/axis.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/axis.m	Wed Jul 10 17:45:34 2002 +0000
@@ -114,7 +114,7 @@
 
 ## Author: jwe
 
-function curr_axis = axis (ax, ...)
+function curr_axis = axis (ax, varargin)
 
   ## This may not be correct if someone has used the gnuplot interface
   ## directly...
@@ -259,7 +259,7 @@
   endif
 
   if (nargin > 1)
-    axis(all_va_args);
+    axis (varargin{:});
   endif
 endfunction
 
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/errorbar.m
--- a/scripts/plot/errorbar.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/errorbar.m	Wed Jul 10 17:45:34 2002 +0000
@@ -110,7 +110,7 @@
 ## Author: Teemu Ikonen <tpikonen@pcu.helsinki.fi>
 ## Keywords: errorbar, plotting
 
-function errorbar (...)
+function errorbar (varargin)
 
   if (nargin < 2)
     usage ("errorbar (...)");
@@ -122,8 +122,9 @@
       clg ()
     endif
     hold ("on");
+    k = 1;
     while (nargin)
-      a = va_arg ();
+      a = varargin{k++};
       nargin--;
       if (is_vector (a))
 	a = a(:);
@@ -138,7 +139,7 @@
       fmt = " ";
       while (nargin)
 	nargin--;
-	a = va_arg ();
+	a = varargin{k++};
 	if (isstr (a))
 	  fmt = a;
 	  cmd = "__errplot__ (arg1";
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/loglog.m
--- a/scripts/plot/loglog.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/loglog.m	Wed Jul 10 17:45:34 2002 +0000
@@ -28,7 +28,7 @@
 
 ## Author: jwe
 
-function loglog (...)
+function loglog (varargin)
 
   ## XXX FIXME XXX -- these plot states should really just be set
   ## temporarily, probably inside an unwind_protect block, but there is
@@ -38,6 +38,6 @@
   gset logscale y;
   gset nopolar;
 
-  __plt__ ("loglog", all_va_args);
+  __plt__ ("loglog", varargin{:});
 
 endfunction
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/mplot.m
--- a/scripts/plot/mplot.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/mplot.m	Wed Jul 10 17:45:34 2002 +0000
@@ -32,7 +32,7 @@
 ## Author: Vinayak Dutt <Dutt.Vinayak@mayo.EDU>
 ## Adapted-By: jwe
 
-function mplot (...)
+function mplot (varargin)
 
   if (! gnuplot_has_multiplot)
     error ("mplot: gnuplot does not appear to support this feature");
@@ -51,7 +51,7 @@
   gset nologscale;
   gset nopolar;
 
-  __plt__ ("plot", all_va_args);
+  __plt__ ("plot", varargin{:});
 
   ## update the plot position
 
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/plot.m
--- a/scripts/plot/plot.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/plot.m	Wed Jul 10 17:45:34 2002 +0000
@@ -183,7 +183,7 @@
 
 ## Author: jwe
 
-function plot (...)
+function plot (varargin)
 
   ## XXX FIXME XXX -- these plot states should really just be set
   ## temporarily, probably inside an unwind_protect block, but there is
@@ -192,6 +192,6 @@
   gset nologscale;
   gset nopolar;
 
-  __plt__ ("plot", all_va_args);
+  __plt__ ("plot", varargin{:});
 
 endfunction
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/plot_border.m
--- a/scripts/plot/plot_border.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/plot_border.m	Wed Jul 10 17:45:34 2002 +0000
@@ -51,7 +51,7 @@
 ## Created: 3 July 95
 ## Adapted-By: jwe
 
-function plot_border (...)
+function plot_border (varargin)
 
   if (! gnuplot_has_multiplot)
     error ("plot_border: gnuplot does not appear to support this feature");
@@ -64,11 +64,11 @@
   all = 0;
   none = 1;
 
-  va_start ();
+  k = 1;
 
   while (nargin--)
 
-    arg = va_arg ();
+    arg = varargin{k++};
 
     if (! isstr (arg))
       error ("plot_border: input not a string");
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/semilogx.m
--- a/scripts/plot/semilogx.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/semilogx.m	Wed Jul 10 17:45:34 2002 +0000
@@ -28,7 +28,7 @@
 
 ## Author: jwe
 
-function semilogx (...)
+function semilogx (varargin)
 
   ## XXX FIXME XXX -- these plot states should really just be set
   ## temporarily, probably inside an unwind_protect block, but there is
@@ -38,6 +38,6 @@
   gset nologscale y;
   gset nopolar;
 
-  __plt__ ("semilogx", all_va_args);
+  __plt__ ("semilogx", varargin{:});
 
 endfunction
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/semilogy.m
--- a/scripts/plot/semilogy.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/semilogy.m	Wed Jul 10 17:45:34 2002 +0000
@@ -28,7 +28,7 @@
 
 ## Author: jwe
 
-function semilogy (...)
+function semilogy (varargin)
 
   ## XXX FIXME XXX -- these plot states should really just be set
   ## temporarily, probably inside an unwind_protect block, but there is
@@ -38,6 +38,6 @@
   gset logscale y;
   gset nopolar;
 
-  __plt__ ("semilogy", all_va_args);
+  __plt__ ("semilogy", varargin{:});
 
 endfunction
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/xlabel.m
--- a/scripts/plot/xlabel.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/xlabel.m	Wed Jul 10 17:45:34 2002 +0000
@@ -30,8 +30,8 @@
 
 ## Author: jwe
 
-function xlabel (...)
+function xlabel (varargin)
 
-  __axis_label__ ("xlabel", all_va_args);
+  __axis_label__ ("xlabel", varargin{:});
 
 endfunction
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/ylabel.m
--- a/scripts/plot/ylabel.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/ylabel.m	Wed Jul 10 17:45:34 2002 +0000
@@ -24,8 +24,8 @@
 
 ## Author: jwe
 
-function ylabel (...)
+function ylabel (varargin)
 
-  __axis_label__ ("ylabel", all_va_args);
+  __axis_label__ ("ylabel", varargin{:});
 
 endfunction
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/plot/zlabel.m
--- a/scripts/plot/zlabel.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/plot/zlabel.m	Wed Jul 10 17:45:34 2002 +0000
@@ -26,8 +26,8 @@
 ## Created: 3 July 95
 ## Adapted-By: jwe
 
-function zlabel (...)
+function zlabel (varargin)
 
-  __axis_label__ ("zlabel", all_va_args);
+  __axis_label__ ("zlabel", varargin{:});
 
 endfunction
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/statistics/base/ppplot.m
--- a/scripts/statistics/base/ppplot.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/statistics/base/ppplot.m	Wed Jul 10 17:45:34 2002 +0000
@@ -43,7 +43,7 @@
 ## Author: KH <Kurt.Hornik@ci.tuwien.ac.at>
 ## Description: Perform a PP-plot (probability plot)
 
-function [p, y] = ppplot (x, dist, ...)
+function [p, y] = ppplot (x, dist, varargin)
 
   if (nargin < 1)
     usage ("ppplot (x, dist, params)");
@@ -64,7 +64,7 @@
   if (nargin <= 2)
     y = feval (F, s);
   else
-    y = feval (F, s, all_va_args);
+    y = feval (F, s, varargin{:});
   endif
 
   if (nargout == 0)
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/statistics/base/qqplot.m
--- a/scripts/statistics/base/qqplot.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/statistics/base/qqplot.m	Wed Jul 10 17:45:34 2002 +0000
@@ -45,7 +45,7 @@
 ## Author: KH <Kurt.Hornik@ci.tuwien.ac.at>
 ## Description: Perform a QQ-plot (quantile plot)
 
-function [q, s] = qqplot (x, dist, ...)
+function [q, s] = qqplot (x, dist, varargin)
 
   if (nargin < 1)
     usage ("qqplot (x, dist, params)");
@@ -67,9 +67,9 @@
     q = feval (f, t);
     q_label = f;
   else
-    param_string = sprintf ("%g", va_arg ());
+    param_string = sprintf ("%g", varargin{1});
     for k = 2 : (nargin - 2);
-      param_string = sprintf ("%s, %g", param_string, va_arg ())
+      param_string = sprintf ("%s, %g", param_string, varargin{k})
     endfor
     q = eval (sprintf ("%s (t, %s);", f, param_string));
     q_label = sprintf ("%s with parameter(s) %s", f, param_string);
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/statistics/tests/bartlett_test.m
--- a/scripts/statistics/tests/bartlett_test.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/statistics/tests/bartlett_test.m	Wed Jul 10 17:45:34 2002 +0000
@@ -35,7 +35,7 @@
 ## Author: KH <Kurt.Hornik@ci.tuwien.ac.at>
 ## Description: Bartlett test for homogeneity of variances
 
-function [pval, chisq, df] = bartlett_test (...)
+function [pval, chisq, df] = bartlett_test (varargin)
 
   k = nargin;
   if (k < 2)
@@ -44,9 +44,9 @@
 
   f = zeros (k, 1);
   v = zeros (k, 1);
-  va_start ();
+
   for i = 1 : k;
-    x = va_arg ();
+    x = varargin{i};
     if (! is_vector (x))
       error ("bartlett_test: all arguments must be vectors");
     endif
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/statistics/tests/kolmogorov_smirnov_test.m
--- a/scripts/statistics/tests/kolmogorov_smirnov_test.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/statistics/tests/kolmogorov_smirnov_test.m	Wed Jul 10 17:45:34 2002 +0000
@@ -50,7 +50,7 @@
 ## Author: KH <Kurt.Hornik@ci.tuwien.ac.at>
 ## Description: One-sample Kolmogorov-Smirnov test
 
-function [pval, ks] = kolmogorov_smirnov_test (x, dist, ...)
+function [pval, ks] = kolmogorov_smirnov_test (x, dist, varargin)
 
   if (nargin < 2)
     usage ("[pval, ks] = kolmogorov_smirnov_test (x, dist,, params, alt)");
@@ -71,7 +71,7 @@
   else
     args = "";
     for k = 1 : (nargin-2);
-      tmp  = va_arg ();
+      tmp  = varargin{k};
       if isstr (tmp)
         alt = tmp;
       else
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/statistics/tests/kruskal_wallis_test.m
--- a/scripts/statistics/tests/kruskal_wallis_test.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/statistics/tests/kruskal_wallis_test.m	Wed Jul 10 17:45:34 2002 +0000
@@ -38,7 +38,7 @@
 ## Author: KH <Kurt.Hornik@ci.tuwien.ac.at>
 ## Description: Kruskal-Wallis test
 
-function [pval, k, df] = kruskal_wallis_test (...)
+function [pval, k, df] = kruskal_wallis_test (varargin)
 
   m = nargin;
   if (m < 2)
@@ -47,9 +47,9 @@
 
   n = [];
   p = [];
-  va_start;
+
   for i = 1 : m;
-    x = va_arg ();
+    x = varargin{i};
     if (! is_vector (x))
       error ("kruskal_wallis_test: all arguments must be vectors");
     endif
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/strings/str2mat.m
--- a/scripts/strings/str2mat.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/strings/str2mat.m	Wed Jul 10 17:45:34 2002 +0000
@@ -32,7 +32,7 @@
 ## Author: Kurt Hornik <Kurt.Hornik@ci.tuwien.ac.at>
 ## Adapted-By: jwe
 
-function retval = str2mat (...)
+function retval = str2mat (varargin)
 
   if (nargin == 0)
     usage ("str2mat (s1, ...)");
@@ -41,12 +41,10 @@
   nc = 0;
   nr = 0;
 
-  va_start ();
-
   nr = zeros (nargin, 1);
   nc = zeros (nargin, 1);
   for k = 1 : nargin
-    s = va_arg ();
+    s = varargin{k};
     if (! isstr (s))
       s = setstr (s);
     endif
@@ -64,11 +62,9 @@
 
   retval = setstr (ones (retval_nr, retval_nc) * toascii (" "));
 
-  va_start ();
-
   row_offset = 0;
   for k = 1 : nargin
-    s = va_arg ();
+    s = varargin{k};
     if (! isstr (s))
       s = setstr (s);
     endif
diff -r 10bc4c350d61 -r e0b7a493e5a8 scripts/strings/strcat.m
--- a/scripts/strings/strcat.m	Fri Jul 05 17:55:11 2002 +0000
+++ b/scripts/strings/strcat.m	Wed Jul 10 17:45:34 2002 +0000
@@ -33,7 +33,7 @@
 
 ## Author: jwe
 
-function st = strcat (s, t, ...)
+function st = strcat (s, t, varargin)
 
   if (nargin > 1)
     save_empty_list_elements_ok = empty_list_elements_ok;
@@ -45,8 +45,9 @@
         error ("strcat: all arguments must be strings");
       endif
       n = nargin - 2;
+      k = 1;
       while (n--)
-        tmp = va_arg ();
+        tmp = varargin{k++};
         if (isstr (tmp))
           tmpst = [tmpst, tmp];
         else