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/* Copyright (C) 2013 D. V. Wiebe
*
***************************************************************************
*
* This file is part of the GetData project.
*
* GetData is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* GetData 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with GetData; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "gd_matlab.h"
/*
% GD_ALTER_SPEC Modify field metadata
%
% GD_ALTER_SPEC(DIRFILE,SPEC[,RECODE])
% modifies the metadata of a field in the dirfile DIRFILE
% according to the field specification line SPEC. If
% RECODE is given and non-zero, other data will be updated to
% reflect metadata changes.
%
% The DIRFILE object should have previously been created with GD_OPEN.
%
% See the documentation on the C API function gd_alter_spec(3) in
% section 3 of the UNIX manual for more details.
%
% See also GD_MALTER_SPEC, GD_OPEN
*/
void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
{
DIRFILE *D;
char *spec;
int recode = 0;
GDMX_NO_LHS;
GDMX_CHECK_RHS2(2,3);
D = gdmx_to_dirfile(prhs[0]);
spec = gdmx_to_string(prhs, 1, 0);
if (nrhs > 2)
recode = gdmx_to_int(prhs, 2);
gd_alter_spec(D, spec, recode);
mxFree(spec);
gdmx_err(D, 0);
}
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