66 lines
1.9 KiB
C++
66 lines
1.9 KiB
C++
/*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Copyright:
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* 2012, Danny Robson <danny@nerdcruft.net>
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*/
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#include "backtrace.hpp"
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#include "debug.hpp"
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#include "except.hpp"
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#include "memory.hpp"
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#include <cstdlib>
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#include <iostream>
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#include <windows.h>
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#include <dbghelp.h>
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debug::backtrace::backtrace (void) {
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m_frames.resize (DEFAULT_DEPTH);
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auto process = GetCurrentProcess();
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if (!SymInitialize (process, NULL, TRUE))
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win32_error::throw_code ();
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while (CaptureStackBackTrace (1, m_frames.size (), m_frames.data (), NULL) == m_frames.size ())
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m_frames.resize (m_frames.size () * 2);
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}
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std::ostream&
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debug::operator <<(std::ostream &os, const debug::backtrace &rhs) {
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os << "Fuck Windows and it's stupid backtracing\n";
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return os;
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auto process = GetCurrentProcess ();
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if (!process)
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win32_error::throw_code ();
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static const size_t MAX_LENGTH = 255;
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scoped_malloc<void> symbol_mem (calloc (sizeof (SYMBOL_INFO) + MAX_LENGTH + 1, 1));
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SYMBOL_INFO *symbol = static_cast<SYMBOL_INFO*> (symbol_mem.get ());
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symbol->MaxNameLen = MAX_LENGTH;
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symbol->SizeOfStruct = sizeof (SYMBOL_INFO);
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for (void *frame: rhs.frames ()) {
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std::cerr << process << " " << frame << " " << symbol << "\n";
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SymFromAddr (process, (DWORD64)frame, 0, symbol);
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std::cerr << frame << "\t" << symbol->Name << "\n";
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}
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return os;
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}
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