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append JSON objects to log

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This commit is contained in:
wanderer 2014-12-16 14:28:03 -05:00
parent 35aa48567f
commit 9e7fcbb7bd
1 changed files with 4 additions and 20 deletions
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24
vm.cpp
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@ -295,26 +295,10 @@ eth::OnOpFunc FakeExtVM::simpleTrace()
o_step.push_back(Pair("pc", (int)vm.curPC()));
o_step.push_back(Pair("opcode", instructionInfo(inst).name ));
ifstream is( "./stackTrace.json");
string istr((std::istreambuf_iterator<char>(is) ), (std::istreambuf_iterator<char>()));
is.close();
Value iv;
Array a_trace;
/*try to parse the current trace file*/
try{
read_string(istr, iv);
a_trace = iv.get_array();
}
catch(...){}
/*add this step to the array of steps*/
a_trace.push_back(o_step);
ofstream os( "./stackTrace.json");
Value v(a_trace);
os << write_string(v, true);
/*append the JSON object to the log file*/
Value v(o_step);
ofstream os( "./stackTrace.json", ofstream::app);
os << write_string(v, true) << ",";
os.close();
}
};