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function set_dynare_threads(mexname,n)
% This function sets the number of threads used by some MEX files when compiled
% with OpenMP support (i.e with --enable-openmp is given to configure) or any
% other parallel library.
%
% INPUTS
% o mexname [string] Name of the mex file.
% o n [integer] scalar specifying the number of threads to be used.
%
% OUTPUTS
% none.
% Copyright (C) 2009-2012 Dynare Team
%
% This file is part of Dynare.
%
% Dynare 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.
%
% Dynare 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 Dynare. If not, see <http://www.gnu.org/licenses/>.
global options_
if ~ischar(mexname)
error('set_dynare_threads:: First argument has to be a string!')
end
if ~isint(n)
error('set_dynare_threads:: Second argument has to be an integer!')
end
switch mexname
case 'A_times_B_kronecker_C'
options_.threads.kronecker.A_times_B_kronecker_C = n;
case 'sparse_hessian_times_B_kronecker_C'
options_.threads.kronecker.sparse_hessian_times_B_kronecker_C = n;
case 'local_state_space_iteration_2'
options_.threads.local_state_space_iteration_2 = n;
otherwise
message = [ mexname ' is not a known parallel mex file.' ];
message_id = 'Dynare:Threads:UnknownParallelMex';
warning(message_id,message);
end
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