69 lines
1.7 KiB
C++
69 lines
1.7 KiB
C++
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#include "il2cpp-config.h"
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#if IL2CPP_TARGET_POSIX && !IL2CPP_TARGET_JAVASCRIPT && !IL2CPP_TARGET_ANDROID && !IL2CPP_TARGET_QNX && !IL2CPP_USE_PLATFORM_SPECIFIC_STACKTRACE
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#include "os/StackTrace.h"
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#include <execinfo.h>
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#include <cxxabi.h>
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#include <cstdlib>
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namespace il2cpp
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{
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namespace os
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{
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const int kMaxStackFrames = 128;
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void StackTrace::WalkStackNative(WalkStackCallback callback, void* context, WalkOrder walkOrder)
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{
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void* callstack[kMaxStackFrames];
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int frames = backtrace(callstack, kMaxStackFrames);
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if (walkOrder == kFirstCalledToLastCalled)
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{
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for (int i = frames - 1; i >= 0; i--)
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{
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if (!callback(reinterpret_cast<Il2CppMethodPointer>(callstack[i]), context))
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break;
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}
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}
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else
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{
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for (int i = 0; i < frames; i++)
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{
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if (!callback(reinterpret_cast<Il2CppMethodPointer>(callstack[i]), context))
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break;
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}
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}
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}
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std::string StackTrace::NativeStackTrace()
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{
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void* callstack[kMaxStackFrames];
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int frames = backtrace(callstack, kMaxStackFrames);
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char **symbols = backtrace_symbols(callstack, frames);
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std::string stackTrace;
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if (symbols != NULL)
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{
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for (int i = 0; i < frames; ++i)
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{
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stackTrace += symbols[i];
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stackTrace += "\n";
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}
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free(symbols);
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}
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return stackTrace;
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}
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const void* StackTrace::GetStackPointer()
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{
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// TODO implement to avoid extra WalkStack calls
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return nullptr;
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}
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}
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}
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#endif
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