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/*
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) 2010 - DIGITEO - Yann Collette
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
*
*/
#include <sci_mysql.h>
int sci_mysql_fetch_lengths(char * fname)
{
int * sql_res_pointer_in = NULL;
int m_lengths_out, n_lengths_out;
MYSQL_RES * mysql_res_ptr = NULL;
unsigned long * lengths = NULL;
double * dlengths = NULL;
unsigned int num_fields = 0;
int i;
void * ptr_in = NULL;
SciErr _SciErr;
CheckRhs(1,1);
CheckLhs(1,1);
_SciErr = getVarAddressFromPosition(pvApiCtx, 1, &sql_res_pointer_in);
getPointer(pvApiCtx, sql_res_pointer_in, &ptr_in);
mysql_res_ptr = (MYSQL_RES *)ptr_in;
if (mysql_res_ptr==NULL)
{
Scierror(999,"%s: problem with the mysql_res pointer\n", fname);
return 0;
}
lengths = mysql_fetch_lengths(mysql_res_ptr);
if (lengths)
{
num_fields = mysql_num_fields(mysql_res_ptr);
m_lengths_out = num_fields;
n_lengths_out = 1;
dlengths = (double *)MALLOC(num_fields*sizeof(double));
for(i=0;i<(int)num_fields;i++)
dlengths[i] = (double)lengths[i];
_SciErr = createMatrixOfDouble(pvApiCtx,Rhs+1, m_lengths_out, n_lengths_out, dlengths);
FREE(dlengths);
}
else
{
createEmptyMatrix(pvApiCtx, Rhs+1);
}
LhsVar(1) = Rhs+1;
return 0;
}
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