Exemplo n.º 1
0
  void Env::symbol_cstr(rsymbol rsym, char* data, int size) {
    Symbol* sym = i(rsym);
    std::string cur = sym->debug_str(private_->state());

    int out = cur.size();
    if(out > size - 1) out = size - 1;

    memcpy(data, cur.c_str(), out);
    data[out] = 0;
  }
Exemplo n.º 2
0
  void SignalThread::print_backtraces() {
    STATE = shared_.env()->state;
    ThreadList* threads = shared_.thread_nexus()->threads();

    for(ThreadList::iterator i = threads->begin(); i != threads->end(); ++i) {
      VM* vm = (*i)->as_vm();
      if(!vm) continue;

      bool first = true;
      CallFrame* frame = vm->call_frame();

      while(frame) {
        if(first) {
          logger::fatal("--- %s %d backtrace ---", vm->kind_name(), vm->thread_id());
          first = false;
        }

        std::ostringstream stream;

        if(NativeMethodFrame* nmf = frame->native_method_frame()) {
          stream << static_cast<void*>(frame) << ": ";
          NativeMethod* nm = try_as<NativeMethod>(nmf->get_object(nmf->method()));
          if(nm && nm->name()->symbol_p()) {
            stream << "capi:" << nm->name()->debug_str(state) << " at ";
            stream << nm->file()->c_str(state);
          } else {
            stream << "unknown capi";
          }
        } else if(frame->compiled_code) {
          if(frame->is_block_p(state)) {
            stream << "__block__";
          } else {
            if(SingletonClass* sc = try_as<SingletonClass>(frame->module())) {
              Object* obj = sc->singleton();

              if(Module* mod = try_as<Module>(obj)) {
                stream << mod->debug_str(state) << ".";
              } else {
                if(obj == G(main)) {
                  stream << "MAIN.";
                } else {
                  stream << "#<" << obj->class_object(state)->debug_str(state) <<
                            ":" << (void*)obj->id(state)->to_native() << ">.";
                }
              }
            } else if(IncludedModule* im = try_as<IncludedModule>(frame->module())) {
              stream <<  im->module()->debug_str(state) << "#";
            } else {
              Symbol* name;
              std::string mod_name;

              if(frame->module()->nil_p()) {
                mod_name = frame->lexical_scope()->module()->debug_str(state);
              } else {
                if((name = try_as<Symbol>(frame->module()->module_name()))) {
                  mod_name = name->debug_str(state);
                } else if((name = try_as<Symbol>(
                          frame->lexical_scope()->module()->module_name()))) {
                  mod_name = name->debug_str(state);
                } else {
                  mod_name = "<anonymous module>";
                }
              }
              stream << mod_name << "#";
            }

            Symbol* name = try_as<Symbol>(frame->name());
            if(name) {
              stream << name->debug_str(state);
            } else {
              stream << frame->compiled_code->name()->debug_str(state);
            }
          }

          stream << " in ";
          if(Symbol* file_sym = try_as<Symbol>(frame->compiled_code->file())) {
            stream << file_sym->debug_str(state) << ":" << frame->line(state);
          } else {
            stream << "<unknown>";
          }

          stream << " (+" << frame->ip();
          if(frame->is_inline_frame()) {
            stream << " inline";
          } else if(frame->jitted_p()) {
            stream << " jit";
          }
          stream << ")";
        }

        logger::fatal(stream.str().c_str());

        frame = frame->previous;
      }
    }
  }
Exemplo n.º 3
0
  void CallFrame::print_backtrace(STATE, std::ostream& stream, int total, bool filter) {
    CallFrame* cf = this;

    int i = -1;

    while(cf) {
      i++;

      if(total > 0 && i == total) return;

      if(NativeMethodFrame* nmf = cf->native_method_frame()) {
        stream << static_cast<void*>(cf) << ": ";
        NativeMethod* nm = try_as<NativeMethod>(nmf->get_object(nmf->method()));
        if(nm && nm->name()->symbol_p()) {
          stream << "capi:" << nm->name()->debug_str(state) << " at ";
          stream << nm->file()->c_str(state);
        } else {
          stream << "unknown capi";
        }

        stream << std::endl;
        cf = cf->previous;
        continue;
      }

      if(!cf->compiled_code) {
        cf = cf->previous;
        continue;
      }

      if(filter && cf->compiled_code->kernel_method(state)) {
        cf = cf->previous;
        continue;
      }

      stream << static_cast<void*>(cf) << ": ";

      if(cf->is_block_p(state)) {
        stream << "__block__";
      } else {
        if(SingletonClass* sc = try_as<SingletonClass>(cf->module())) {
          Object* obj = sc->attached_instance();

          if(Module* mod = try_as<Module>(obj)) {
            stream << mod->debug_str(state) << ".";
          } else {
            if(obj == G(main)) {
              stream << "MAIN.";
            } else {
              stream << "#<" << obj->class_object(state)->debug_str(state) <<
                        ":" << (void*)obj->id(state)->to_native() << ">.";
            }
          }
        } else if(IncludedModule* im = try_as<IncludedModule>(cf->module())) {
          stream <<  im->module()->debug_str(state) << "#";
        } else {
          Symbol* name;
          std::string mod_name;

          if(cf->module()->nil_p()) {
            mod_name = cf->constant_scope()->module()->debug_str(state);
          } else {
            if((name = try_as<Symbol>(cf->module()->module_name()))) {
              mod_name = name->debug_str(state);
            } else if((name = try_as<Symbol>(
                      cf->constant_scope()->module()->module_name()))) {
              mod_name = name->debug_str(state);
            } else {
              mod_name = "<anonymous module>";
            }
          }
          stream << mod_name << "#";
        }

        Symbol* name = try_as<Symbol>(cf->name());
        if(name) {
          stream << name->debug_str(state);
        } else {
          stream << cf->compiled_code->name()->debug_str(state);
        }
      }

      stream << " in ";
      if(Symbol* file_sym = try_as<Symbol>(cf->compiled_code->file())) {
        stream << file_sym->debug_str(state) << ":" << cf->line(state);
      } else {
        stream << "<unknown>";
      }

      stream << " (+" << cf->ip();
      if(cf->is_inline_frame()) {
        stream << " inline";
      } else if(cf->jitted_p()) {
        stream << " jit";
      }
      stream << ")";

      stream << std::endl;
      cf = cf->previous;
    }

  }
Exemplo n.º 4
0
 void Symbol::Info::show(STATE, Object* self, int level) {
   Symbol* sym = try_as<Symbol>(self);
   std::cout << ":" << sym->debug_str(state) << std::endl;
 }