int CHTBLremove(CHtbl htbl, void **data)
{
int bucket, retval;
/* Hash the key */
bucket = htbl->h(*data) % htbl->buckets;
/* Remove the node */
if ((retval = SLISTfind_remove(htbl->table[bucket], data)) == 0) /* Node removal successful.. */
htbl->size--;
return retval;
}
/* --- Function: void rem_nodes(Slist list) --- */
void rem_nodes(Slist list)
{
int tmp, *pi, retval;
char mess[BUFSIZ];
do
{
my_clearscrn();
printf("--- REMOVE NODE FROM LIST ---\n");
printf("\nCurrent list status(%d nodes): ", SLISTsize(list));
SLISTtraverse(list, print, SLIST_FWD);
tmp = read_int("\nEnter keydata for node to be removed (-1=Quit): ", 0, 0);
if (tmp == -1)
break;
/* Remove node - and free memory */
pi = &tmp;
if ((retval = SLISTfind_remove(list, (void **)&pi)) != OK)
{
if (retval == 1)
{
sprintf(mess, "Error: Node %d not found..!", tmp);
prompt_and_pause(mess);
}
else
{
if (retval == -2)
printf("\nError: Match-callback is missing... - bailing out!");
else
printf("\nFatal error... - bailing out!");
SLISTdestroy(list);
exit(retval);
}
}
else
{
/* Removal succesful - notify user.. */
sprintf(mess, "Node %d will be removed..!", *(int *)pi);
prompt_and_pause(mess);
/* Free node - after being removed from list.. */
my_destroy(pi);
}
} while (TRUE);
}
