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| #include <stdio.h>
#include <stdint.h>
#include <chrono>
#include <thread>
int
wait_a_while (int microseconds)
{
int num_times = 0;
auto end_time = std::chrono::system_clock::now() + std::chrono::microseconds(microseconds);
while (1)
{
num_times++;
auto wait_time = end_time - std::chrono::system_clock::now();
std::this_thread::sleep_for(wait_time);
if (std::chrono::system_clock::now() > end_time)
break;
}
return num_times;
}
int
main (int argc, char **argv)
{
printf ("stop here in main.\n");
int num_times = wait_a_while (argc * 1000);
printf ("Done, took %d times.\n", num_times);
return 0;
}
|