mirror of https://github.com/Icinga/icinga2.git
37 lines
1018 B
C++
37 lines
1018 B
C++
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/* Icinga 2 | (c) 2020 Icinga GmbH | GPLv2+ */
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#include <base/i2-base.hpp>
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#include "base/stacktrace.hpp"
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#include <iostream>
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#include <iomanip>
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#include <vector>
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#ifdef HAVE_BACKTRACE_SYMBOLS
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# include <execinfo.h>
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#endif /* HAVE_BACKTRACE_SYMBOLS */
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using namespace icinga;
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std::ostream &icinga::operator<<(std::ostream &os, const StackTraceFormatter &f)
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{
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const boost::stacktrace::stacktrace &stack = f.m_Stack;
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#ifdef ICINGA2_STACKTRACE_USE_BACKTRACE_SYMBOLS
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std::vector<void *> addrs;
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addrs.reserve(stack.size());
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std::transform(stack.begin(), stack.end(), std::back_inserter(addrs), [](const boost::stacktrace::frame &f) {
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return const_cast<void *>(f.address());
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});
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char **symbols = backtrace_symbols(addrs.data(), addrs.size());
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for (size_t i = 0; i < addrs.size(); i++) {
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os << std::setw(2) << i << "# " << symbols[i] << std::endl;
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}
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std::free(symbols);
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#else /* ICINGA2_STACKTRACE_USE_BACKTRACE_SYMBOLS */
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os << stack;
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#endif /* ICINGA2_STACKTRACE_USE_BACKTRACE_SYMBOLS */
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return os;
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}
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