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/*****************************************************************************
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
See NOTICE file for details.
*****************************************************************************/
#ifndef _JP_TRACER_H__
#define _JP_TRACER_H__
#include <string>
#include <sstream>
// GCOVR_EXCL_START
#ifdef JP_TRACING_ENABLE
#define JP_TRACE_IN_C(...) \
JPypeTracer _trace(__VA_ARGS__); try {
#define JP_TRACE_OUT_C } \
catch(...) { _trace.gotError(JP_STACKINFO()); throw; }
#define JP_TRACE_IN(...) \
JPypeTracer _trace(__VA_ARGS__); \
try { do {} while (0)
#define JP_TRACE_OUT \
} \
catch(...) { _trace.gotError(JP_STACKINFO()); throw; }
#define JP_TRACE(...) JPTracer::trace(__VA_ARGS__)
#define JP_TRACE_LOCKS(...) JPypeTracer::traceLocks(__VA_ARGS__)
#define JP_TRACE_PY(m, obj) JPypeTracer::tracePythonObject(m, obj)
#define JP_TRACE_JAVA(m, obj) JPypeTracer::traceJavaObject(m, obj)
#else
#ifndef JP_INSTRUMENTATION
#define JP_TRACE_IN(...) try { do {} while (0)
#endif
#define JP_TRACE_OUT } catch (JPypeException &ex) { ex.from(JP_STACKINFO()); throw; }
#define JP_TRACE(...)
#define JP_TRACE_LOCKS(...)
#define JP_TRACE_PY(m, obj)
#define JP_TRACE_JAVA(m, obj)
#endif
// Enable this option to get all the py referencing information
#define JP_ENABLE_TRACE_PY
class JPypeTracer
{
private:
string m_Name;
bool m_Error;
JPypeTracer *m_Last;
public:
explicit JPypeTracer(const char *name, void *ref = nullptr);
~JPypeTracer();
void gotError(const JPStackInfo& info)
{
m_Error = true;
try
{
throw; // lgtm [cpp/rethrow-no-exception]
} catch (JPypeException& ex)
{
ex.from(info);
throw;
}
}
static void traceJavaObject(const char *msg, const void* obj);
static void tracePythonObject(const char *msg, PyObject *ref);
static void traceLocks(const string& msg, void *ref);
static void trace1(const char *src, const char *msg);
static void trace2(const char *msg1, const char *msg2);
private:
static void traceIn(const char *msg, void *ref);
static void traceOut(const char *msg, bool error);
} ;
extern "C" int _PyJPModule_trace;
namespace JPTracer
{
template <class T>
inline void trace(const T& msg)
{
if ((_PyJPModule_trace & 1) == 0)
return;
std::stringstream str;
str << msg;
JPypeTracer::trace1(nullptr, str.str().c_str());
}
inline void trace(const char *msg)
{
if ((_PyJPModule_trace & 1) == 0)
return;
JPypeTracer::trace1(nullptr, msg);
}
template <class T1, class T2>
inline void trace(const T1& msg1, const T2 & msg2)
{
if ((_PyJPModule_trace & 1) == 0)
return;
std::stringstream str;
str << msg1 << " " << msg2;
JPypeTracer::trace1(nullptr, str.str().c_str());
}
inline void trace(const char *msg1, const char *msg2)
{
if ((_PyJPModule_trace & 1) == 0)
return;
JPypeTracer::trace2(msg1, msg2);
}
template <class T1, class T2, class T3>
inline void trace(const T1& msg1, const T2& msg2, const T3 & msg3)
{
if ((_PyJPModule_trace & 1) == 0)
return;
std::stringstream str;
str << msg1 << " " << msg2 << " " << msg3;
JPypeTracer::trace1(nullptr, str.str().c_str());
}
template <class T1, class T2, class T3, class T4>
inline void trace(const T1& msg1, const T2& msg2, const T3& msg3, const T4 & msg4)
{
if ((_PyJPModule_trace & 1) == 0)
return;
std::stringstream str;
str << msg1 << " " << msg2 << " " << msg3 << " " << msg4;
JPypeTracer::trace1(nullptr, str.str().c_str());
}
template <class T1, class T2, class T3, class T4, class T5>
inline void trace(const T1& msg1, const T2& msg2, const T3& msg3, const T4& msg4, const T5 & msg5)
{
if ((_PyJPModule_trace & 1) == 0)
return;
std::stringstream str;
str << msg1 << " " << msg2 << " " << msg3 << " " << msg4 << " " << msg5;
JPypeTracer::trace1(nullptr, str.str().c_str());
}
}
// GCOVR_EXCL_STOP
#endif // _JP_TRACER_H__
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