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annotate examples/mystruct.c @ 18151:91a3858ef8cf stable

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invoke versioned binaries from octave driver program (bug #40957) * main.in.cc (OCTAVE_VERSION): New macro. (main) Append OCTAVE_VERSION to exec file name. Always set new_argv[0] to full name of file that is executed. * Makefile.am (octave-cli-$(version), octave-gui-$(version), all-local): New rules. (OCTAVE_VERSION_LINKS): New variable. (CLEANFILES): Include $(OCTAVE_VERSION_LINKS) in the list.
author John W. Eaton <jwe@octave.org>
date Thu, 19 Dec 2013 15:24:28 -0500
parents 224e76250443
children
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1 #include "mex.h"
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2
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3 void
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4 mexFunction (int nlhs, mxArray* plhs[],
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5 int nrhs, const mxArray* prhs[])
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6 {
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7 int i;
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8 mwIndex j;
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9 mxArray *v;
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10 const char *keys[] = { "this", "that" };
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11
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12 if (nrhs != 1 || ! mxIsStruct (prhs[0]))
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13 mexErrMsgTxt ("expects struct");
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14
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15 for (i = 0; i < mxGetNumberOfFields (prhs[0]); i++)
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16 for (j = 0; j < mxGetNumberOfElements (prhs[0]); j++)
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17 {
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18 mexPrintf ("field %s(%d) = ", mxGetFieldNameByNumber (prhs[0], i), j);
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19 v = mxGetFieldByNumber (prhs[0], j, i);
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20 mexCallMATLAB (0, NULL, 1, &v, "disp");
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21 }
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22
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23 v = mxCreateStructMatrix (2, 2, 2, keys);
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24
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25 mxSetFieldByNumber (v, 0, 0, mxCreateString ("this1"));
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26 mxSetFieldByNumber (v, 0, 1, mxCreateString ("that1"));
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27 mxSetFieldByNumber (v, 1, 0, mxCreateString ("this2"));
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28 mxSetFieldByNumber (v, 1, 1, mxCreateString ("that2"));
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29 mxSetFieldByNumber (v, 2, 0, mxCreateString ("this3"));
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30 mxSetFieldByNumber (v, 2, 1, mxCreateString ("that3"));
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31 mxSetFieldByNumber (v, 3, 0, mxCreateString ("this4"));
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32 mxSetFieldByNumber (v, 3, 1, mxCreateString ("that4"));
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33
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34 if (nlhs)
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35 plhs[0] = v;
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36 }