-// RemoveFileOnSignal - This function registers signal handlers to ensure that
-// if a signal gets delivered that the named file is removed.
-//
-void RemoveFileOnSignal(const std::string &Filename);
+ /// This function registers signal handlers to ensure that if a signal gets
+ /// delivered that the named file is removed.
+ /// @brief Remove a file if a fatal signal occurs.
+ bool RemoveFileOnSignal(const Path &Filename, std::string* ErrMsg = 0);
+
+ /// This function registers a signal handler to ensure that if a fatal signal
+ /// gets delivered to the process that the named directory and all its
+ /// contents are removed.
+ /// @brief Remove a directory if a fatal signal occurs.
+ bool RemoveDirectoryOnSignal(const Path& path, std::string* ErrMsg = 0);
+
+ /// When an error signal (such as SIBABRT or SIGSEGV) is delivered to the
+ /// process, print a stack trace and then exit.
+ /// @brief Print a stack trace if a fatal signal occurs.
+ void PrintStackTraceOnErrorSignal();