C / C++ / MFC

steve_rm wrote:

Many thanks for any suggestions,

typedef struct product_data 
{
    int product_code;
    char product_name[PRODUCT_NAME_LEN];
    int product_cost;
  
    product_data *next;
} product_data_t;
  
typedef struct list
{
    product_data_t *head;
    product_data_t *tail;
} list_t;
  
// adds to end of list
void add(list_t *l, int code, char name[], int cost)
{
    product_data_t *node;
  
    // create a new node and populate its members
    node = new product_data_t;
    node->product_code = code;
    node->product_cost = cost;
    strcpy(node->product_name, name);    
    node->next = NULL;
  
    if (l->head == NULL)
        l->head = node;       // head points to new node
  
    if (l->tail != NULL)
        l->tail->next = node; // tail node points to new node
      
    // tail points to new node
    l->tail = node;           
}
  
void clean_up( list_t *l )
{    
    while (l->head != NULL)
    {
        product_data_t *node = l->head;
  
        // point head to next node in list
        l->head = node->next;
          
        delete node;
        node = NULL;
    }
}
  
void main(void)
{
    list_t l;
  
    l.head = NULL;
    l.tail = NULL;
  
    add(&l, 10, "Dell Inspiron", 1500);
    add(&l, 11, "Dell Inspirona", 1501);
    add(&l, 12, "Dell Inspironb", 1502);
    add(&l, 13, "Dell Inspironc", 1503);
      
    clean_up(&l);
}

steve_rm wrote:

I am creating a linked list.

steve_rm wrote:

...I am practicing C programming and wanted to get up to speed on both pointers and lists.

khaliloenit wrote:

part only of the string

August Brower wrote:

result = ezLinkSend(4000,cassette;message,6);