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/*
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) INRIA - Cong WU
*
* 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
*
*/
/* desc : zero length string */
/* With no input argument returns a zero length character string */
/* With a matrix for input argument returns a zero length character*/
/* strings matrix of the same size */
/* With two int arguments returns a mxn zero length character */
/* strings matrix */
/*------------------------------------------------------------------------*/
#include <string.h>
#include <stdio.h>
#include "gw_string.h"
#include "stack-c.h"
#include "MALLOC.h"
#include "Scierror.h"
#include "CreateEmptystr.h"
#include "localization.h"
#include "freeArrayOfString.h"
/*--------------------------------------------------------------------------*/
static int sci_emptystr_no_rhs(void);
static int sci_emptystr_one_rhs(char *fname);
static int sci_emptystr_two_rhs(char *fname);
/*--------------------------------------------------------------------------*/
int sci_emptystr(char *fname,unsigned long fname_len)
{
Rhs = Max(0, Rhs);
CheckRhs(0,2);
CheckLhs(1,1);
if (Rhs < 1)
{
sci_emptystr_no_rhs();
}
else if (Rhs == 1)
{
sci_emptystr_one_rhs(fname);
}
else if (Rhs == 2)
{
sci_emptystr_two_rhs(fname);
}
return 0;
}
/*--------------------------------------------------------------------------*/
static int sci_emptystr_no_rhs(void)
{
/* With no input argument returns a zero length character string */
int m1 = 0, n1 = 0, l1 = 0;
CreateVar(Rhs+1,STRING_DATATYPE, &m1, &n1, &l1);
LhsVar(1)=Rhs+1;
C2F(putlhsvar)();
return 0;
}
/*--------------------------------------------------------------------------*/
static int sci_emptystr_one_rhs(char *fname)
{
int m1 = 0,n1 = 0; /* m1 is the number of row ; n1 is the number of col*/
/*With a matrix for input argument returns a zero length character strings matrix of the same size */
int Type = VarType(1);
if (Type == sci_matrix)
{
char **Input_StringMatrix_One = NULL;
GetRhsVar(1,MATRIX_OF_DOUBLE_DATATYPE,&m1,&n1,&Input_StringMatrix_One);
if ((m1 == 0) && (n1 == 0)) /* emptystr([]) */
{
int l = 0;
CreateVar(Rhs+1,MATRIX_OF_DOUBLE_DATATYPE,&m1,&n1,&l);
LhsVar(1) = Rhs+1 ;
C2F(putlhsvar)();
return 0;
}
}
else
{
int RHSPOS = 1;
int l1 = 0;
int il = 0;
int lw = RHSPOS + Top - Rhs;
l1 = *Lstk(lw);
il = iadr(l1);
if (*istk(il ) < 0) il = iadr(*istk(il + 1));
/* get dimensions */
m1 = getNumberOfLines(il); /* row */
n1 = getNumberOfColumns(il); /* col */
}
/* m1 is the number of row ; n1 is the number of col*/
CreateVarFromPtr(Rhs+1,MATRIX_OF_STRING_DATATYPE,&m1, &n1, NULL);
LhsVar(1)=Rhs+1;
C2F(putlhsvar)();
return 0;
}
/*--------------------------------------------------------------------------*/
static int sci_emptystr_two_rhs(char *fname)
{
/*value_param_pos_1 is the number of row ; value_param_pos_2 is the number of col*/
int Type_One = GetType(1);
int Type_Two = GetType(2);
if ((Type_One == sci_matrix) && (Type_Two == sci_matrix))
{
double value_param_pos_1 = 0;
double value_param_pos_2 = 0;
int matrixdimension = 0;
int m1 = 0, n1 = 0, l1 = 0;
int m2 = 0, n2 = 0, l2 = 0;
GetRhsVar(1, MATRIX_OF_DOUBLE_DATATYPE, &m1, &n1, &l1);
GetRhsVar(2, MATRIX_OF_DOUBLE_DATATYPE, &m2, &n2, &l2);
value_param_pos_1 = *stk(l1);
value_param_pos_2 = *stk(l2);
matrixdimension = (int)(value_param_pos_1 * value_param_pos_2);
if (matrixdimension > 0)
{
int m = (int)value_param_pos_1;
int n = (int)value_param_pos_2;
CreateVarFromPtr(Rhs + 1,MATRIX_OF_STRING_DATATYPE, &m, &n, NULL);
}
else
{
/* returns [] */
int l = 0;
int m = 0;
int n = 0;
CreateVar(Rhs + 1,MATRIX_OF_DOUBLE_DATATYPE,&m, &n,&l);
}
LhsVar(1) = Rhs + 1;
C2F(putlhsvar)();
}
else
{
if (Type_One != sci_matrix)
{
Scierror(999,_("%s: Wrong type for input argument #%d: Matrix of integers expected.\n"),fname,1);
}
else /* Type_Two */
{
Scierror(999,_("%s: Wrong type for input argument #%d: Matrix of integers expected.\n"),fname,2);
}
}
return 0;
}
/*--------------------------------------------------------------------------*/
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