rename.c
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	/*
	* Copyright (C) 2011, Robert Oostenveld
	*
	* This implements an atomic rename by calling the UNIX/POSIX operating system command.
	*
	*/

	#include <stdio.h>

	#include "mex.h"
	#include "matrix.h"

	void mexFunction(int nlhs, mxArray plhs[], int nrhs, const mxArray prhs[]) {
	char old, new;
	int status;

	if (nrhs!=2)
	mexErrMsgTxt("incorrect number of input arguments");

	if (!mxIsChar(prhs[0]))
	mexErrMsgTxt("invalid input argument #1");

	if (!mxIsChar(prhs[1]))
	mexErrMsgTxt("invalid input argument #2");

	old = mxArrayToString(prhs[0]);
	new = mxArrayToString(prhs[1]);
	status = rename(old, new);

	plhs[0] = mxCreateDoubleScalar(status);

	return;
	}