c_kitap

C ve Sistem Programcıları Derneği - C Ders Notları - Necati Ergin
/*************************************************************************/
PUBLIC void pop_front(ListHandle handle)
{
Node *temp;
if (!handle->size) {
printf("liste bos!\n");
return;
}
handle->size--;
if (handle->pstart == handle->pend) {
free(handle->pstart);
handle->pstart = handle->pend = NULL;
return;
}
temp = handle->pstart;
handle->pstart = handle->pstart->pnext;
free(temp);
}
/*************************************************************************/
PUBLIC void pop_back(ListHandle handle)
{
Node *temp, *cur;
if (!handle->size) {
printf("liste bos!\n");
return;
}
handle->size--;
if (handle->pstart == handle->pend) {
free(handle->pstart);
handle->pstart = handle->pend = NULL;
return;
}
temp = handle->pend;
for (cur = handle->pstart; cur->pnext != handle->pend; cur = cur-
>pnext)
;
cur->pnext = NULL;
handle->pend = cur;
free(temp);
}
/*************************************************************************/
void display_menu()
{
printf("[1] PUSH FRONT\n");
printf("[2] PUSH BACK\n");
printf("[3] DISPLAY LIST\n");
printf("[4] POP FRONT\n");
printf("[5] POP BACK\n");
printf("[6] EMPTY LIST\n");
printf("[7] EXIT\n");
printf("seciminiz : ");
}
/*************************************************************************/
int get_option()
{
int option;
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