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annotate examples/myset.c @ 18479:85d31344fb23 stable rc-3-8-1-2

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3.8.1 release candidate 2 * configure.ac (OCTAVE_VERSION): Bump to 3.8.1-rc2. (OCTAVE_MINOR_VERSION): Bump to 1-rc2. (OCTAVE_RELEASE_DATE): Set to 2014-02-14.
author John W. Eaton <jwe@octave.org>
date Mon, 17 Feb 2014 02:20:39 -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 char *str;
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8 mxArray *v;
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9
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10 if (nrhs != 2 || ! mxIsString (prhs[0]))
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11 mexErrMsgTxt ("expects symbol name and value");
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12
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13 str = mxArrayToString (prhs[0]);
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15 v = mexGetArray (str, "global");
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17 if (v)
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18 {
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19 mexPrintf ("%s is a global variable with the following value:\n", str);
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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 = mexGetArray (str, "caller");
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24
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25 if (v)
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26 {
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27 mexPrintf ("%s is a caller variable with the following value:\n", str);
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28 mexCallMATLAB (0, NULL, 1, &v, "disp");
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29 }
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30
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31 // WARNING!! Can't do this in MATLAB! Must copy variable first.
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32 mxSetName (prhs[1], str);
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33 mexPutArray (prhs[1], "caller");
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34 }