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annotate examples/mystring.c @ 16088:b29b10fbb744 stable release-3-6-4

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Version 3.6.4 released. * configure.ac (AC_INIT): Version is now 3.6.4. (OCTAVE_RELEASE_DATE): Now 2013-02-21.
author John W. Eaton <jwe@octave.org>
date Thu, 21 Feb 2013 15:17:54 -0500
parents 6cb30a539481
children be41c30bcb44
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1 #include <string.h>
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2 #include "mex.h"
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3
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4 void
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5 mexFunction (int nlhs, mxArray *plhs[], int nrhs,
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6 const mxArray *prhs[])
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7 {
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8 mwIndex i, j;
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9 mwSize m, n;
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10 mxChar *pi, *po;
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11
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12 if (nrhs != 1 || ! mxIsChar (prhs[0]) ||
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13 mxGetNumberOfDimensions (prhs[0]) > 2)
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14 mexErrMsgTxt ("expecting char matrix");
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15
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16 m = mxGetM (prhs[0]);
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17 n = mxGetN (prhs[0]);
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18 pi = mxGetChars (prhs[0]);
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19 plhs[0] = mxCreateNumericMatrix (m, n, mxCHAR_CLASS,
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20 mxREAL);
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21 po = mxGetChars (plhs[0]);
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22
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23 for (j = 0; j < n; j++)
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24 for (i = 0; i < m; i++)
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25 po [j*m + m - 1 - i] = pi [j*m + i];
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26 }