shaka-packager/base/debug/stack_trace.cc

42 lines
866 B
C++

// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/debug/stack_trace.h"
#include "base/basictypes.h"
#include <string.h>
#include <algorithm>
#include <sstream>
namespace base {
namespace debug {
StackTrace::StackTrace(const void* const* trace, size_t count) {
count = std::min(count, arraysize(trace_));
if (count)
memcpy(trace_, trace, count * sizeof(trace_[0]));
count_ = count;
}
StackTrace::~StackTrace() {
}
const void *const *StackTrace::Addresses(size_t* count) const {
*count = count_;
if (count_)
return trace_;
return NULL;
}
std::string StackTrace::ToString() const {
std::stringstream stream;
OutputToStream(&stream);
return stream.str();
}
} // namespace debug
} // namespace base