update packages

[CreaPhase.git] / octave_packages / m / deprecated / glpkmex.m

diff --git a/octave_packages/m/deprecated/glpkmex.m b/octave_packages/m/deprecated/glpkmex.m
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+++ b/octave_packages/m/deprecated/glpkmex.m
@@ -0,0 +1,117 @@
+## Copyright (C) 2005-2012 Nicolo' Giorgetti
+##
+## This file is part of Octave.
+##
+## Octave is free software; you can redistribute it and/or modify it
+## under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 3 of the License, or (at
+## your option) any later version.
+##
+## Octave is distributed in the hope that it will be useful, but
+## WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+## General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with Octave; see the file COPYING.  If not, see
+## <http://www.gnu.org/licenses/>.
+
+## -*- texinfo -*-
+## @deftypefn {Function File} {[@var{xopt}, @var{fmin}, @var{status}, @var{extra}] =} glpkmex (@var{sense}, @var{c}, @var{A}, @var{b}, @var{ctype}, @var{lb}, @var{ub}, @var{vartype}, @var{param}, @var{lpsolver}, @var{save_pb})
+## This function is provided for compatibility with the old @sc{matlab}
+## interface to the GNU @sc{glpk} library.  For Octave code, you should use
+## the @code{glpk} function instead.
+## @seealso{glpk}
+## @end deftypefn
+
+function [xopt, fopt, status, extra] = glpkmex (varargin)
+
+  persistent warned = false;
+  if (! warned)
+    warned = true;
+    warning ("Octave:deprecated-function",
+             "glpkmex is obsolete and will be removed from a future version of Octave; please use glpk instead");
+  endif
+
+  ## If there is no input output the version and syntax
+  if (nargin < 4 || nargin > 11)
+    print_usage ();
+    return;
+  endif
+
+  ## reorder args:
+  ##
+  ##     glpkmex    glpk
+  ##
+  ##  1   sense      c
+  ##  2   c          a
+  ##  3   a          b
+  ##  4   b          lb
+  ##  5   ctype      ub
+  ##  6   lb         ctype
+  ##  7   ub         vartype
+  ##  8   vartype    sense
+  ##  9   param      param
+  ## 10   lpsolver
+  ## 11   savepb
+
+  sense = varargin{1};
+  c = varargin{2};
+  a = varargin{3};
+  b = varargin{4};
+
+  nx = length  (c);
+
+  if (nargin > 4)
+    ctype = varargin{5};
+  else
+    ctype = repmat ("U", nx, 1);
+  endif
+
+  if (nargin > 5)
+    lb = varargin{6};
+  else
+    lb = repmat (-Inf, nx, 1);
+  endif
+
+  if (nargin > 6)
+    ub = varargin{7};
+  else
+    ub = repmat (Inf, nx, 1);
+  endif
+
+  if (nargin > 7)
+    vartype = varargin{8};
+  else
+    vartype = repmat ("C", nx, 1);
+  endif
+
+  if (nargin > 8)
+    param = varargin{9};
+  else
+    param = struct ();
+  endif
+
+  if (nargin > 9 && ! isfield (param, "lpsolver"))
+    param.lpsolver = varargin{10};
+  endif
+
+  if (nargin > 10 && ! isfield (param, "save"))
+    param.save = varargin{11};
+  endif
+
+  if (nargout == 0)
+    glpk (c, a, b, lb, ub, ctype, vartype, sense, param);
+  elseif (nargout == 1)
+    xopt = glpk (c, a, b, lb, ub, ctype, vartype, sense, param);
+  elseif (nargout == 2)
+    [xopt, fopt] = glpk (c, a, b, lb, ub, ctype, vartype, sense, param);
+  elseif (nargout == 3)
+    [xopt, fopt, status] = ...
+      glpk (c, a, b, lb, ub, ctype, vartype, sense, param);
+  else
+    [xopt, fopt, status, extra] = ...
+      glpk (c, a, b, lb, ub, ctype, vartype, sense, param);
+  endif
+
+endfunction