stacktrace_cache.hpp

#pragma once
 
#include <string>
 
#include <boost/stacktrace/stacktrace_fwd.hpp>
 
USERVER_NAMESPACE_BEGIN
 
/// Contains functions that cache stacktrace results
namespace logging::stacktrace_cache {
 
/// Get cached stacktrace
/// @see GlobalEnableStacktrace
std::string to_string(const boost::stacktrace::stacktrace& st);
 
/// Enable/disable stacktraces. If disabled, stacktrace_cache::to_string()
/// returns with a const string.
///
/// @note Disabling stacktraces is a hack for the Boost.Stacktrace memory leak
bool GlobalEnableStacktrace(bool enable);
 
/// RAII-wrapper for `GlobalEnableStacktrace`. Should be used to temporarily
/// enable stacktraces after `GlobalEnableStacktrace(false)`.
class StacktraceGuard {
 public:
  explicit StacktraceGuard(bool enabled);
 
  ~StacktraceGuard();
 
 private:
  const bool old_;
};
 
}  // namespace logging::stacktrace_cache
 
USERVER_NAMESPACE_END