std::atomic_flag has no copy/move constructor, can't have a vector

This commit is contained in:
Thomas Winget 2014-12-15 17:43:12 -05:00
parent df53c0a595
commit 1b462261b8
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GPG Key ID: 58131A160789E630
1 changed files with 7 additions and 9 deletions

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@ -257,15 +257,13 @@ namespace nodetool
// for some time yet. // for some time yet.
std::vector<std::vector<std::string>> dns_results; std::vector<std::vector<std::string>> dns_results;
std::vector<std::atomic_flag> dns_finished;
dns_results.resize(m_seed_nodes_list.size()); dns_results.resize(m_seed_nodes_list.size());
dns_finished.resize(m_seed_nodes_list.size());
std::unique_ptr<std::atomic_flag[]> dns_finished(new std::atomic_flag[m_seed_nodes_list.size()]);
// set each flag, thread will release when finished // set each flag, thread will release when finished
for (auto& u : dns_finished) for (uint64_t i = 0; i < m_seed_nodes_list.size(); ++i)
u.test_and_set(); dns_finished[i].test_and_set();
uint64_t result_index = 0; uint64_t result_index = 0;
for (const std::string& addr_str : m_seed_nodes_list) for (const std::string& addr_str : m_seed_nodes_list)
@ -290,12 +288,12 @@ namespace nodetool
{ {
boost::this_thread::sleep(boost::posix_time::milliseconds(sleep_interval_ms)); boost::this_thread::sleep(boost::posix_time::milliseconds(sleep_interval_ms));
bool all_done = false; bool all_done = false;
for (auto& done : dns_finished) for (uint64_t i = 0; i < m_seed_nodes_list.size(); ++i)
{ {
if (done.test_and_set()) if (dns_finished[i].test_and_set())
break; break;
else else
done.clear(); dns_finished[i].clear();
all_done = true; all_done = true;
} }
if (all_done) if (all_done)