Mercurial > octave-nkf
view examples/mystring.c @ 18903:23681c9ea7ba stable
better guess if rem or mod could be zero (bug #42627)
* lo-mappers.h (xmod, xrem): Don't treat abs(x)<=1 specially.
Return 0 if x/y is assumed an integer.
* data.cc: New tests for rem and mod.
author | Olaf Till <i7tiol@t-online.de> |
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date | Fri, 27 Jun 2014 11:49:22 +0200 |
parents | 224e76250443 |
children |
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#include <string.h> #include "mex.h" void mexFunction (int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[]) { mwSize m, n; mwIndex i, j; mxChar *pi, *po; if (nrhs != 1 || ! mxIsChar (prhs[0]) || mxGetNumberOfDimensions (prhs[0]) > 2) mexErrMsgTxt ("ARG1 must be a char matrix"); m = mxGetM (prhs[0]); n = mxGetN (prhs[0]); pi = mxGetChars (prhs[0]); plhs[0] = mxCreateNumericMatrix (m, n, mxCHAR_CLASS, mxREAL); po = mxGetChars (plhs[0]); for (j = 0; j < n; j++) for (i = 0; i < m; i++) po[j*m + m - 1 - i] = pi[j*m + i]; }