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#include "backtrace.h"
#include "symbolizer.h"
#include <util/string/split.h>
#include <util/stream/str.h>
namespace NYql {
namespace NBacktrace {
TString Symbolize(const TString& input, const THashMap<TString, TString>& mapping) {
#if defined(__linux__) && defined(__x86_64__)
TString output;
TStringOutput out(output);
i64 stackSize = -1;
TVector<TStackFrame> frames;
TVector<TString> usedFilenames;
for (TStringBuf line : StringSplitter(input).SplitByString("\n")) {
if (line.StartsWith("StackFrames:")) {
TVector<TString> parts;
Split(TString(line), " ", parts);
if (parts.size() > 1) {
TryFromString<i64>(parts[1], stackSize);
frames.reserve(stackSize);
}
} else if (line.StartsWith("StackFrame:")) {
TVector<TString> parts;
Split(TString(line), " ", parts);
TString modulePath;
ui64 address;
ui64 offset;
if (parts.size() > 3) {
modulePath = parts[1];
TryFromString<ui64>(parts[2], address);
TryFromString<ui64>(parts[3], offset);
auto it = mapping.find(modulePath);
if (it != mapping.end()) {
modulePath = it->second;
}
usedFilenames.emplace_back(std::move(modulePath));
frames.emplace_back(TStackFrame{usedFilenames.back().c_str(), address - offset});
}
} else {
out << line << "\n";
}
}
if (stackSize == 0) {
out << "Empty stack trace\n";
}
Symbolize(frames.data(), frames.size(), &out);
return output;
#else
Y_UNUSED(mapping);
return input;
#endif
}
} /* namespace NBacktrace */
} /* namespace NYql */
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