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#include "stack-c.h"
/**************************************************
* examples of an hand written interface
* Shows how to pass string matrix as argument
* how to return string arrays as Scilab string matrices
**************************************************/
int intex5c_1(fname)
char* fname;
{
static char *Str[]= { "Un", "Deux","Trois", "Quatre","Cinq","Six" };
char **Str2;
int m=2,n=3;
CheckRhs(1,1) ;
CheckLhs(1,2) ;
/* Checks that first argument is a Scilab String matrix
* returns the size in (m,n) and a NULL terminated array
* (columnwize) of strings in Str2.
* Note that, since strings are stored in a special
* way inside Scilab stack, Str2 does not point to
* Scilab data but Str2 is a C object allocated on the execution stack.
* Str2 must be freed (See FreeRhsSVar below)
*/
GetRhsVar(1,"S",&m,&n,&Str2);
/* now we can use Str2 to create a new Scilab string matrix */
CreateVarFromPtr( 2, "S", &m, &n, Str2);
/* but we can also create a string matrix from a C string array
* (which can be non-null terminated
*/
m=2;n=3;
CreateVarFromPtr( 3, "S", &m, &n, Str);
LhsVar(1) = 2;
LhsVar(2) = 3;
FreeRhsSVar(Str2);
return(0);
}
/* search if first argument (a string) is
* an element of second argument (a string matrix)
*/
int intex5c_2(fname)
char* fname;
{
char **Str2;
int m,n,un=1,l1,i=0,l3;
CheckRhs(2,2) ;
CheckLhs(1,1) ;
GetRhsVar(1,"c",&m,&n,&l1); /* a string */
GetRhsVar(2,"S",&m,&n,&Str2); /* a string matrix */
CreateVar(3,"d",&un,&un,&l3);
i=0;
while ( Str2[i] != NULL)
{
if (strcmp(cstk(l1),Str2[i])==0) break;
i++;
}
/* return the index */
*stk(l3) = i+1;
LhsVar(1) = 3;
FreeRhsSVar(Str2);
return(0);
}
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