struct node { | |
struct node *next; | |
int value; | |
}; | |
struct node *current_node, global_list; | |
void | |
bar (void) | |
{ | |
struct node *node, *next; | |
node = current_node; | |
next = node->next; | |
if (node != &global_list) | |
current_node = next; | |
else | |
{ | |
node = global_list.next; | |
global_list.value = node->value; | |
global_list.next = node->next; | |
} | |
foo (node); | |
} |