| 1 | #include "pseudo_barrier.h" |
|---|---|
| 2 | #include <cstdlib> |
| 3 | #include <thread> |
| 4 | |
| 5 | // Use low-level exit functions to achieve predictable timing. |
| 6 | #if defined(__linux__) |
| 7 | #include <sys/syscall.h> |
| 8 | #include <unistd.h> |
| 9 | |
| 10 | void exit_thread(int status) { syscall(SYS_exit, status); } |
| 11 | void exit_process(int status) { syscall(SYS_exit_group, status); } |
| 12 | #else |
| 13 | #error Unimplemented |
| 14 | #endif |
| 15 | |
| 16 | pseudo_barrier_t g_barrier; |
| 17 | |
| 18 | void thread_func() { |
| 19 | pseudo_barrier_wait(g_barrier); |
| 20 | exit_thread(status: 42); |
| 21 | } |
| 22 | |
| 23 | int main() { |
| 24 | pseudo_barrier_init(g_barrier, 2); |
| 25 | std::thread(thread_func).detach(); |
| 26 | |
| 27 | pseudo_barrier_wait(g_barrier); |
| 28 | |
| 29 | exit_process(status: 47); |
| 30 | } |
| 31 |