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more safety for PIObject::Connection::disconnect()

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Пелипенко Иван
2021-10-04 21:57:34 +03:00
parent aa76a15f40
commit c404688bbd
1 changed files with 8 additions and 2 deletions
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10
libs/main/core/piobject.cpp
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@@ -660,7 +660,11 @@ PIObject::Connection::Connection() {
bool PIObject::Connection::disconnect() {
if (!isValid() || !src_o) return false;
if (!src_o->isPIObject()) return false;
bool ndm = dest_o && (src_o != dest_o), ret = false, found = false;
if (dest_o) {
if (!dest_o->isPIObject()) ndm = false;
}
PIMutexLocker _ml(src_o->mutex_connect);
if (ndm) dest_o->mutex_connect.lock();
for (int i = 0; i < src_o->connections.size_s(); ++i) {
@@ -680,8 +684,10 @@ bool PIObject::Connection::disconnect() {
break;
}
}
if (dest_o)
dest_o->updateConnectors();
if (dest_o) {
if (dest_o->isPIObject())
dest_o->updateConnectors();
}
if (ndm) dest_o->mutex_connect.unlock();
return ret;
}