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Detect emulated driver before casting to avoid crashs

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This commit is contained in:
Klaus Basan
2018-11-04 22:03:35 +01:00
parent c056d74820
commit dfd33e40c1
7 changed files with 16 additions and 6 deletions
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4
src/blackcore/context/contextsimulatorimpl.cpp
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@@ -854,9 +854,9 @@ namespace BlackCore
return false;
}
ISimulator *CContextSimulator::simulator() const
QPointer<ISimulator> CContextSimulator::simulator() const
{
if (!this->isSimulatorAvailable()) { return nullptr; }
if (!this->isSimulatorAvailable() || !m_simulatorPlugin.second) { return nullptr; }
return m_simulatorPlugin.second;
}

2
src/blackcore/context/contextsimulatorimpl.h
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@@ -138,7 +138,7 @@ namespace BlackCore
void gracefulShutdown();
//! Access to simulator (i.e. the plugin)
ISimulator *simulator() const;
QPointer<ISimulator> simulator() const;
//! Simulator available?
bool hasSimulator() const { return this->simulator(); }