Line data    Source code

       1             : // Copyright 2016 the V8 project authors. All rights reserved.
       2             : // Use of this source code is governed by a BSD-style license that can be
       3             : // found in the LICENSE file.
       4             : 
       5             : #include "src/base/debug/stack_trace.h"
       6             : 
       7             : #include <string.h>
       8             : 
       9             : #include <algorithm>
      10             : #include <sstream>
      11             : 
      12             : #include "src/base/macros.h"
      13             : 
      14             : namespace v8 {
      15             : namespace base {
      16             : namespace debug {
      17             : 
      18           0 : StackTrace::StackTrace(const void* const* trace, size_t count) {
      19           0 :   count = std::min(count, arraysize(trace_));
      20           0 :   if (count) memcpy(trace_, trace, count * sizeof(trace_[0]));
      21           0 :   count_ = count;
      22           0 : }
      23             : 
      24             : StackTrace::~StackTrace() = default;
      25             : 
      26           0 : const void* const* StackTrace::Addresses(size_t* count) const {
      27           0 :   *count = count_;
      28           0 :   if (count_) return trace_;
      29             :   return nullptr;
      30             : }
      31             : 
      32           0 : std::string StackTrace::ToString() const {
      33           0 :   std::stringstream stream;
      34           0 :   OutputToStream(&stream);
      35           0 :   return stream.str();
      36             : }
      37             : 
      38             : }  // namespace debug
      39             : }  // namespace base
      40             : }  // namespace v8