ex6c.c

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#include "../../routines/machine.h"
#include <stdlib.h> 

/*************************************************************
 * Example of a dynamically allocated array of character created here.
 * Its size is sent back as an output.
 * It is converted into Scilab variable in the interface program.
 * The allocated array is freed.
 * the Scilab variable is of type stringmat and is not in the argument list of the scilab 
 * function. The  Fortran type is Cstringv 
 *************************************************************/

C2F(ccalc6b)(a,m,n,err)
     char ***a;
     int *m,*n,*err;
{
  int i,nstring;
  *m=3;
  *n=2;
  nstring= (*m)*(*n);
  *a =(char **) malloc((unsigned) (nstring * sizeof(char *)));
  if ( *a ==0) 
    {
      sciprint("No more space\r\n");
      *err=1;
      return;
    }
  for ( i=0  ; i< nstring ; i++) 
    {
      (*a)[i] = (char *) malloc ((8)*sizeof(char));
      sprintf((*a)[i],"char %d",i);
      *err=0;
    }
}


/*************************************************************
 * This example shows how a Scilab argument of type stringmat 
 * (which is in the calling list of the Scilab function )
 * is transmited to a C program. 
 * a is a stringmat Scilab argument and a Cstringv Fortran argument 
 * a is allocated in the interface 
 *************************************************************/

C2F(ccalc6a)(a,m,n) 
     char ***a;
     int *m,*n;
{
  int i,j;
  for ( i = 0 ; i < *m*(*n) ; i++) 
    {
      char *loc = (*a)[i];
      for ( j = 0 ; j < strlen(loc); j++) 
        if ( loc[j] =='a' ) loc[j] ='o';
    }
}

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