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#include <condition_variable>
#include <mutex>
struct Node {
void *node;
struct Node *next;
};
static Node list;
static std::mutex m;
static std::condition_variable condition;
void consume_list_element() {
std::unique_lock<std::mutex> lk(m);
condition.wait(lk, []{ return !list.next; });
// Proceed when condition holds.
} |
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