roff/troff/input.cpp

220   virtual void backtrace() {}
282   void backtrace();
392 void file_iterator::backtrace()
394   errprint("%1:%2: backtrace: %3 `%1'\n", filename, lineno,
421   static void backtrace();
649 void input_stack::backtrace()
653   // only backtrace down to (not including) the topmost file
657     p->backtrace();
663     p->backtrace();
3351   void backtrace();
3458 void string_iterator::backtrace()
3461     errprint("%1:%2: backtrace", mac.filename, mac.lineno + lineno - 1);
7552   init_request("backtrace", backtrace_request);
7972     input_stack::backtrace();