98 lines
2.7 KiB
C++
98 lines
2.7 KiB
C++
/*
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* Copyright © 2010-2020 Dynare Team
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*
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* This file is part of Dynare.
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*
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* Dynare is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Dynare is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Dynare. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <dynmex.h>
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#include "modify_for_mex.h"
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int main(int nargs, char **args);
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void
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mexFunction(int nlhs, mxArray *plhs[],
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int nrhs, const mxArray *prhs[])
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{
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int nargs = 0;
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int n = 0;
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int maxnargs = 0;
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const char *mainarg = "./a.out";
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char *argument = NULL;
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char *beginarg = NULL;
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char **args = NULL;
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/*
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* Check args
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*/
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if (nrhs != 1 || !mxIsChar(prhs[0]) || nlhs != 0)
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mexErrMsgTxt("Error in MS-SBVAR MEX file: this function takes 1 string input argument and returns no output argument.");
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/*
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* Allocate memory
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*/
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maxnargs = static_cast<int>(mxGetN(prhs[0])/2+1);
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argument = static_cast<char *>(mxCalloc(mxGetN(prhs[0])+1, sizeof(char)));
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args = static_cast<char **>(mxCalloc(maxnargs, sizeof(char *)));
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if (argument == NULL || args == NULL)
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mexErrMsgTxt("Error in MS-SBVAR MEX file: could not allocate memory. (1)");
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/*
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* Create argument string from prhs and parse to create args / nargs
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*/
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if (!(args[nargs] = static_cast<char *>(mxCalloc(strlen(mainarg)+1, sizeof(char)))))
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mexErrMsgTxt("Error in MS-SBVAR MEX file: could not allocate memory. (2)");
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strncpy(args[nargs++], mainarg, strlen(mainarg));
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if (mxGetString(prhs[0], argument, mxGetN(prhs[0])+1))
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mexErrMsgTxt("Error in MS-SBVAR MEX file: error using mxGetString.\n");
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beginarg = &argument[0];
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while ((n = strcspn(beginarg, " ")))
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{
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if (!(args[nargs] = static_cast<char *>(mxCalloc(n+1, sizeof(char)))))
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mexErrMsgTxt("Error in MS-SBVAR MEX file: could not allocate memory. (3)");
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strncpy(args[nargs++], beginarg, n);
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beginarg += (isspace(beginarg[n]) || isblank(beginarg[n]) ? ++n : n);
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}
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mxFree(argument);
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/*
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* Call top_level function (formerly main)
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*/
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try
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{
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main(nargs, args);
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}
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catch (const char *str)
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{
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mexErrMsgTxt(str);
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}
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/*
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* free memory
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*/
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for (n = 0; n < nargs; n++)
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mxFree(args[n]);
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mxFree(args);
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}
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