text: /* Copyright (c) 2013-2017, The Spider Project, Inc. */
  /* See LICENSE for licensing information */
  
  #ifndef TOR_BACKTRACE_H
  #define TOR_BACKTRACE_H
  
  #include "orconfig.h"
  
  void log_backtrace(int severity, int domain, const char *msg);
  int configure_backtrace_handler(const char *spider_version);
  void clean_up_backtrace_handler(void);
  
  #ifdef EXPOSE_CLEAN_BACKTRACE
  #if defined(HAVE_EXECINFO_H) && defined(HAVE_BACKTRACE) && \
    defined(HAVE_BACKTRACE_SYMBOLS_FD) && defined(HAVE_SIGACTION)
  void clean_backtrace(void **stack, size_t depth, const ucontext_t *ctx);
  #endif
  #endif
  
  #endif
  
  