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/*
* $Id: list.c,v 1.5 2003/09/11 16:12:48 markus Exp $
*
****************************************************************************
*
* MODULE: Vector library
*
* AUTHOR(S): Original author CERL, probably Dave Gerdes.
* Update to GRASS 5.7 Radim Blazek.
*
* PURPOSE: Lower level functions for reading/writing/manipulating vectors.
*
* COPYRIGHT: (C) 2001 by the GRASS Development Team
*
* This program is free software under the GNU General Public
* License (>=v2). Read the file COPYING that comes with GRASS
* for details.
*
*****************************************************************************/
#include <stdlib.h>
#include "gis.h"
#include "Vect.h"
/* Init int_list */
int
dig_init_list ( struct ilist *list )
{
list->value = NULL;
list->n_values = 0;
list->alloc_values = 0;
return 1;
}
/* Init add item to list */
int
dig_list_add ( struct ilist *list, int val )
{
void *p;
int size;
if ( list->n_values == list->alloc_values ) {
size = (list->n_values + 1000) * sizeof(int);
p = realloc ( (void *) list->value, size );
if ( p == NULL ) return 0;
list->value = (int *) p;
list->alloc_values = list->n_values + 1000;
}
list->value[list->n_values] = val;
list->n_values++;
return 1;
}
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