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Proper termination of UAVACN server thread

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This commit is contained in:
Pavel Kirienko
2015-10-26 10:19:56 +01:00
committed by Lorenz Meier
parent 9d86dbb6a1
commit 5b9fc2d9fa
2 changed files with 11 additions and 7 deletions
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src/modules/uavcan/uavcan_servers.cpp
+10 -7
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@@ -141,13 +141,14 @@ int UavcanServers::stop()
return -1; return -1;
} }
_instance = nullptr; if (server->_subnode_thread) {
warnx("stopping fw srv thread...");
if (server->_subnode_thread != -1) { server->_subnode_thread_should_exit = true;
pthread_cancel(server->_subnode_thread); (void)pthread_join(server->_subnode_thread, NULL);
pthread_join(server->_subnode_thread, NULL);
} }
_instance = nullptr;
server->_main_node.getDispatcher().removeRxFrameListener(); server->_main_node.getDispatcher().removeRxFrameListener();
delete server; delete server;
@@ -334,7 +335,7 @@ pthread_addr_t UavcanServers::run(pthread_addr_t)
memset(_esc_enumeration_ids, 0, sizeof(_esc_enumeration_ids)); memset(_esc_enumeration_ids, 0, sizeof(_esc_enumeration_ids));
_esc_enumeration_index = 0; _esc_enumeration_index = 0;
while (1) { while (!_subnode_thread_should_exit) {
if (_check_fw == true) { if (_check_fw == true) {
_check_fw = false; _check_fw = false;
@@ -554,7 +555,9 @@ pthread_addr_t UavcanServers::run(pthread_addr_t)
} }
} }
warnx("exiting."); _subnode_thread_should_exit = false;
warnx("exiting");
return (pthread_addr_t) 0; return (pthread_addr_t) 0;
} }
src/modules/uavcan/uavcan_servers.hpp
+1
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@@ -110,6 +110,7 @@ public:
private: private:
pthread_t _subnode_thread; pthread_t _subnode_thread;
pthread_mutex_t _subnode_mutex; pthread_mutex_t _subnode_mutex;
volatile bool _subnode_thread_should_exit = false;
int init(); int init();