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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) ???? - INRIA - Scilab
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
function a = %b_prod(varargin)
a = varargin(1)
dims = size(a);
nargs = size(varargin);
select nargs
case 1
d = "*";
typ = "double";
case 2
if or(varargin(2) == ["native", "double"]) then
d = "*";
typ = varargin(2);
else
d = varargin(2);
typ = "double";
end
case 3
d = varargin(2);
typ = varargin(3);
else
error(msprintf(_("%s: Wrong number of input argument(s): %d to %d expected.\n"),"prod", 1, 3));
end
// Check second argument : d
select type(d)
case 1
if size(d,'*') <> 1 then
error(msprintf(_("%s: Wrong size for input argument #%d: A scalar expected.\n"),"prod", 2))
end
if int(d) <> d | d < 0 then
error(msprintf(_("%s: Wrong value for input argument #%d: Integer >= %d expected.\n"),"prod", 2, 1))
end
case 10
if size(d,'*') <> 1 then
error(msprintf(_("%s: Wrong size for input argument #%d: A string expected.\n"),"prod",2))
end
if and(d<>["r","c","*","m"]) then
error(msprintf(_("%s: Wrong value for input argument #%d: Must be in the set {%s}.\n"),..
"prod",2,"""*"",""r"",""c"",""m"""))
end
else
error(msprintf(_("%s: Wrong type for input argument #%d: A string or scalar expected.\n"),"prod",2))
end
// Check third argument
if type(typ)<>10 then
error(msprintf(_("%s: Wrong type for input argument #%d: A string expected.\n"),"prod",3))
end
if size(typ,"*")<>1 then
error(msprintf(_("%s: Wrong size for input argument #%d: A string expected.\n"),"prod",3))
end
if and(typ <> ["native" "double"]) then
error(msprintf(_("%s: Wrong value for input argument #%d: ""%s"" or ""%s"" expected.\n"),"prod", 3, "native", "double"));
end
if typ == "native" then
if d <> "*" & type(d) == 10 then
pos = [1,2,find(dims>1,1)];
d=pos(find(d==["r","c","m"]))
end
// Case "m"
if type(d) == 1 & d > 2 then
a = a;
else
a = and(a, d)
end
else
a = prod(double(a), d)
end
endfunction
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