32 lines
887 B
C++
32 lines
887 B
C++
#ifdef CPPTRACE_UNWIND_WITH_EXECINFO
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#include "unwind.hpp"
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#include "../platform/common.hpp"
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#include "../platform/utils.hpp"
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#include <algorithm>
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#include <cstddef>
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#include <vector>
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#include <execinfo.h>
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namespace cpptrace {
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namespace detail {
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CPPTRACE_FORCE_NO_INLINE
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std::vector<uintptr_t> capture_frames(size_t skip) {
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std::vector<void*> addrs(hard_max_frames + skip, nullptr);
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const int n_frames = backtrace(addrs.data(), int(hard_max_frames + skip)); // thread safe
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addrs.resize(n_frames);
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addrs.erase(addrs.begin(), addrs.begin() + ptrdiff_t(std::min(skip + 1, addrs.size())));
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addrs.shrink_to_fit();
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std::vector<uintptr_t> frames(addrs.size(), 0);
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for(std::size_t i = 0; i < addrs.size(); i++) {
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frames[i] = reinterpret_cast<uintptr_t>(addrs[i]);
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}
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return frames;
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}
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}
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}
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#endif
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