Deprecate Array::length() and Sparse::length() in favour of ::numel(). * liboctave/array/Array.h (Array::length): deprecate for ::numel. * liboctave/array/Sparse.h (Sparse::length): deprecate for ::numel. * libgui/graphics/QtHandlesUtils.cc, libgui/src/octave-qt-link.cc, libinterp/corefcn/Cell.cc, libinterp/corefcn/__contourc__.cc, libinterp/corefcn/__pchip_deriv__.cc, libinterp/corefcn/__qp__.cc, libinterp/corefcn/cellfun.cc, libinterp/corefcn/daspk.cc, libinterp/corefcn/dasrt.cc, libinterp/corefcn/dassl.cc, libinterp/corefcn/data.cc, libinterp/corefcn/filter.cc, libinterp/corefcn/find.cc, libinterp/corefcn/gl-render.cc, libinterp/corefcn/gl-render.h, libinterp/corefcn/graphics.cc, libinterp/corefcn/graphics.in.h, libinterp/corefcn/help.cc, libinterp/corefcn/hex2num.cc, libinterp/corefcn/input.cc, libinterp/corefcn/load-path.cc, libinterp/corefcn/load-save.cc, libinterp/corefcn/ls-oct-ascii.h, libinterp/corefcn/lsode.cc, libinterp/corefcn/matrix_type.cc, libinterp/corefcn/oct-hist.cc, libinterp/corefcn/oct-map.cc, libinterp/corefcn/oct-map.h, libinterp/corefcn/oct-obj.h, libinterp/corefcn/oct-stream.cc, libinterp/corefcn/oct-stream.h, libinterp/corefcn/pr-output.cc, libinterp/corefcn/quadcc.cc, libinterp/corefcn/rand.cc, libinterp/corefcn/regexp.cc, libinterp/corefcn/strfns.cc, libinterp/corefcn/sub2ind.cc, libinterp/corefcn/symtab.h, libinterp/corefcn/syscalls.cc, libinterp/corefcn/tsearch.cc, libinterp/corefcn/urlwrite.cc, libinterp/corefcn/utils.cc, libinterp/corefcn/variables.cc, libinterp/corefcn/xdiv.cc, libinterp/corefcn/xpow.cc, libinterp/dldfcn/__glpk__.cc, libinterp/dldfcn/__init_fltk__.cc, libinterp/dldfcn/__magick_read__.cc, libinterp/dldfcn/audiodevinfo.cc, libinterp/dldfcn/ccolamd.cc, libinterp/dldfcn/colamd.cc, libinterp/octave-value/ov-cell.cc, libinterp/octave-value/ov-class.cc, libinterp/octave-value/ov-class.h, libinterp/octave-value/ov-fcn-inline.cc, libinterp/octave-value/ov-java.cc, libinterp/octave-value/ov-perm.cc, libinterp/octave-value/ov-struct.cc, libinterp/octave-value/ov-typeinfo.cc, libinterp/octave-value/ov.cc, libinterp/operators/op-int.h, libinterp/parse-tree/pt-pr-code.cc, liboctave/array/Array-util.cc, liboctave/array/Array.cc, liboctave/array/CColVector.cc, liboctave/array/CDiagMatrix.cc, liboctave/array/CMatrix.cc, liboctave/array/CRowVector.cc, liboctave/array/DiagArray2.cc, liboctave/array/DiagArray2.h, liboctave/array/MArray.cc, liboctave/array/PermMatrix.cc, liboctave/array/PermMatrix.h, liboctave/array/Sparse.cc, liboctave/array/boolMatrix.cc, liboctave/array/chMatrix.cc, liboctave/array/chNDArray.cc, liboctave/array/dColVector.cc, liboctave/array/dDiagMatrix.cc, liboctave/array/dMatrix.cc, liboctave/array/dRowVector.cc, liboctave/array/fCColVector.cc, liboctave/array/fCDiagMatrix.cc, liboctave/array/fCMatrix.cc, liboctave/array/fCRowVector.cc, liboctave/array/fColVector.cc, liboctave/array/fDiagMatrix.cc, liboctave/array/fMatrix.cc, liboctave/array/fRowVector.cc, liboctave/array/idx-vector.cc, liboctave/array/intNDArray.cc, liboctave/numeric/CmplxCHOL.cc, liboctave/numeric/CmplxLU.cc, liboctave/numeric/CmplxQR.cc, liboctave/numeric/DASPK.cc, liboctave/numeric/DASRT.cc, liboctave/numeric/DASSL.cc, liboctave/numeric/LSODE.cc, liboctave/numeric/ODES.cc, liboctave/numeric/ODES.h, liboctave/numeric/base-dae.h, liboctave/numeric/base-lu.cc, liboctave/numeric/dbleCHOL.cc, liboctave/numeric/dbleLU.cc, liboctave/numeric/dbleQR.cc, liboctave/numeric/eigs-base.cc, liboctave/numeric/fCmplxCHOL.cc, liboctave/numeric/fCmplxLU.cc, liboctave/numeric/fCmplxQR.cc, liboctave/numeric/floatCHOL.cc, liboctave/numeric/floatLU.cc, liboctave/numeric/floatQR.cc, liboctave/numeric/lo-specfun.cc, liboctave/numeric/oct-rand.cc, liboctave/numeric/oct-spparms.cc, liboctave/numeric/sparse-base-chol.cc, liboctave/operators/mx-inlines.cc, liboctave/system/file-ops.cc, liboctave/util/glob-match.h, liboctave/util/kpse.cc, liboctave/util/lo-regexp.cc, liboctave/util/oct-glob.cc, liboctave/util/pathsearch.cc, liboctave/util/str-vec.cc, liboctave/util/str-vec.h, liboctave/util/url-transfer.cc: replace all usage of Array::length() and Sparse::length() with ::numel().

--- a/liboctave/array/Array.cc	Tue May 26 21:07:42 2015 -0700
+++ b/liboctave/array/Array.cc	Sat May 30 03:14:07 2015 +0100
@@ -72,7 +72,7 @@
   if (rep->count > 1)
     {
       --rep->count;
-      rep = new ArrayRep (length (), val);
+      rep = new ArrayRep (numel (), val);
       slice_data = rep->data;
     }
   else
@@ -313,7 +313,7 @@
     : n (dv.length ()), top (0), dim (new octave_idx_type [2*n]),
       stride (dim + n), use_blk (false)
   {
-    assert (n == perm.length ());
+    assert (n == perm.numel ());
 
     // Get cumulative dimensions.
     OCTAVE_LOCAL_BUFFER (octave_idx_type, cdim, n+1);
@@ -446,7 +446,7 @@
 
   dim_vector dv = dims ();
 
-  int perm_vec_len = perm_vec_arg.length ();
+  int perm_vec_len = perm_vec_arg.numel ();
 
   if (perm_vec_len < dv.length ())
     (*current_liboctave_error_handler)
@@ -532,7 +532,7 @@
 
 public:
   rec_index_helper (const dim_vector& dv, const Array<idx_vector>& ia)
-    : n (ia.length ()), top (0), dim (new octave_idx_type [2*n]),
+    : n (ia.numel ()), top (0), dim (new octave_idx_type [2*n]),
       cdim (dim + n), idx (new idx_vector [n])
   {
     assert (n > 0 && (dv.length () == std::max (n, 2)));
@@ -837,7 +837,7 @@
 Array<T>
 Array<T>::index (const Array<idx_vector>& ia) const
 {
-  int ial = ia.length ();
+  int ial = ia.numel ();
   Array<T> retval;
 
   // FIXME: is this dispatching necessary?
@@ -1112,7 +1112,7 @@
   Array<T> tmp = *this;
   if (resize_ok)
     {
-      int ial = ia.length ();
+      int ial = ia.numel ();
       dim_vector dv = dimensions.redim (ial);
       dim_vector dvx = dim_vector::alloc (ial);
       for (int i = 0; i < ial; i++) dvx(i) = ia(i).extent (dv(i));
@@ -1290,7 +1290,7 @@
 Array<T>::assign (const Array<idx_vector>& ia,
                   const Array<T>& rhs, const T& rfv)
 {
-  int ial = ia.length ();
+  int ial = ia.numel ();
 
   // FIXME: is this dispatching necessary / desirable?
   if (ial == 1)
@@ -1492,7 +1492,7 @@
 void
 Array<T>::delete_elements (const Array<idx_vector>& ia)
 {
-  int ial = ia.length ();
+  int ial = ia.numel ();
 
   if (ial == 1)
     delete_elements (ia(0));
@@ -1590,7 +1590,7 @@
 Array<T>&
 Array<T>::insert (const Array<T>& a, const Array<octave_idx_type>& ra_idx)
 {
-  octave_idx_type n = ra_idx.length ();
+  octave_idx_type n = ra_idx.numel ();
   Array<idx_vector> idx (dim_vector (n, 1));
   const dim_vector dva = a.dims ().redim (n);
   for (octave_idx_type k = 0; k < n; k++)
@@ -1776,7 +1776,7 @@
 
   dim_vector dv = m.dims ();
 
-  if (m.length () < 1)
+  if (m.numel () < 1)
     return m;
 
   if (dim >= dv.length ())
@@ -1897,7 +1897,7 @@
 
   dim_vector dv = m.dims ();
 
-  if (m.length () < 1)
+  if (m.numel () < 1)
     {
       sidx = Array<octave_idx_type> (dv);
       return m;
@@ -2317,7 +2317,7 @@
       || (rows () == 0 && dims ().numel (1) == 0))
     retval.dimensions = dim_vector ();
   else if (rows () == 1 && ndims () == 2)
-    retval.dimensions = dim_vector (1, retval.length ());
+    retval.dimensions = dim_vector (1, retval.numel ());
 
   return retval;
 }