//------------------------------------------------------------------------------ // Name: kill // Desc: //------------------------------------------------------------------------------ void DebuggerCore::kill() { if(attached()) { clear_breakpoints(); ptrace(PT_KILL, pid(), 0, 0); native::waitpid(pid(), 0, WAIT_ANY); pid_ = 0; threads_.clear(); } }
//------------------------------------------------------------------------------ // Name: detach // Desc: //------------------------------------------------------------------------------ void DebuggerCore::detach() { if(attached()) { // TODO: do i need to stop each thread first, and wait for them? clear_breakpoints(); for(auto it = threads_.begin(); it != threads_.end(); ++it) { ptrace(PT_DETACH, it.key(), 0, 0); } pid_ = 0; threads_.clear(); } }
//------------------------------------------------------------------------------ // Name: kill // Desc: //------------------------------------------------------------------------------ void DebuggerCore::kill() { if(attached()) { clear_breakpoints(); ptrace(PTRACE_KILL, pid(), 0, 0); // TODO: do i need to actually do this wait? native::waitpid(pid(), 0, __WALL); delete process_; process_ = 0; reset(); } }
//------------------------------------------------------------------------------ // Name: detach // Desc: //------------------------------------------------------------------------------ void DebuggerCore::detach() { if(process_) { stop_threads(); clear_breakpoints(); for(auto thread: process_->threads()) { ptrace(PTRACE_DETACH, thread->tid(), 0, 0); } delete process_; process_ = nullptr; reset(); } }
//------------------------------------------------------------------------------ // Name: detach // Desc: //------------------------------------------------------------------------------ void DebuggerCore::detach() { if(attached()) { stop_threads(); clear_breakpoints(); for(edb::tid_t thread: thread_ids()) { if(ptrace(PTRACE_DETACH, thread, 0, 0) == 0) { native::waitpid(thread, 0, __WALL); } } delete process_; process_ = 0; reset(); } }
void ScriptDebuggerLocal::debug(ScriptLanguage *p_script, bool p_can_continue) { print_line("Debugger Break, Reason: '" + p_script->debug_get_error() + "'"); print_line("*Frame " + itos(0) + " - " + p_script->debug_get_stack_level_source(0) + ":" + itos(p_script->debug_get_stack_level_line(0)) + " in function '" + p_script->debug_get_stack_level_function(0) + "'"); print_line("Enter \"help\" for assistance."); int current_frame = 0; int total_frames = p_script->debug_get_stack_level_count(); while (true) { OS::get_singleton()->print("debug> "); String line = OS::get_singleton()->get_stdin_string().strip_edges(); if (line == "") { print_line("Debugger Break, Reason: '" + p_script->debug_get_error() + "'"); print_line("*Frame " + itos(current_frame) + " - " + p_script->debug_get_stack_level_source(current_frame) + ":" + itos(p_script->debug_get_stack_level_line(current_frame)) + " in function '" + p_script->debug_get_stack_level_function(current_frame) + "'"); print_line("Enter \"help\" for assistance."); } else if (line == "c" || line == "continue") break; else if (line == "bt" || line == "breakpoint") { for (int i = 0; i < total_frames; i++) { String cfi = (current_frame == i) ? "*" : " "; //current frame indicator print_line(cfi + "Frame " + itos(i) + " - " + p_script->debug_get_stack_level_source(i) + ":" + itos(p_script->debug_get_stack_level_line(i)) + " in function '" + p_script->debug_get_stack_level_function(i) + "'"); } } else if (line.begins_with("fr") || line.begins_with("frame")) { if (line.get_slice_count(" ") == 1) { print_line("*Frame " + itos(current_frame) + " - " + p_script->debug_get_stack_level_source(current_frame) + ":" + itos(p_script->debug_get_stack_level_line(current_frame)) + " in function '" + p_script->debug_get_stack_level_function(current_frame) + "'"); } else { int frame = line.get_slicec(' ', 1).to_int(); if (frame < 0 || frame >= total_frames) { print_line("Error: Invalid frame."); } else { current_frame = frame; print_line("*Frame " + itos(frame) + " - " + p_script->debug_get_stack_level_source(frame) + ":" + itos(p_script->debug_get_stack_level_line(frame)) + " in function '" + p_script->debug_get_stack_level_function(frame) + "'"); } } } else if (line == "lv" || line == "locals") { List<String> locals; List<Variant> values; p_script->debug_get_stack_level_locals(current_frame, &locals, &values); List<Variant>::Element *V = values.front(); for (List<String>::Element *E = locals.front(); E; E = E->next()) { print_line(E->get() + ": " + String(V->get())); V = V->next(); } } else if (line == "gv" || line == "globals") { List<String> locals; List<Variant> values; p_script->debug_get_globals(&locals, &values); List<Variant>::Element *V = values.front(); for (List<String>::Element *E = locals.front(); E; E = E->next()) { print_line(E->get() + ": " + String(V->get())); V = V->next(); } } else if (line == "mv" || line == "members") { List<String> locals; List<Variant> values; p_script->debug_get_stack_level_members(current_frame, &locals, &values); List<Variant>::Element *V = values.front(); for (List<String>::Element *E = locals.front(); E; E = E->next()) { print_line(E->get() + ": " + String(V->get())); V = V->next(); } } else if (line.begins_with("p") || line.begins_with("print")) { if (line.get_slice_count(" ") <= 1) { print_line("Usage: print <expre>"); } else { String expr = line.get_slicec(' ', 2); String res = p_script->debug_parse_stack_level_expression(current_frame, expr); print_line(res); } } else if (line == "s" || line == "step") { set_depth(-1); set_lines_left(1); break; } else if (line.begins_with("n") || line.begins_with("next")) { set_depth(0); set_lines_left(1); break; } else if (line.begins_with("br") || line.begins_with("break")) { if (line.get_slice_count(" ") <= 1) { //show breakpoints } else { String bppos = line.get_slicec(' ', 1); String source = bppos.get_slicec(':', 0).strip_edges(); int line = bppos.get_slicec(':', 1).strip_edges().to_int(); source = breakpoint_find_source(source); insert_breakpoint(line, source); print_line("BreakPoint at " + source + ":" + itos(line)); } } else if (line.begins_with("delete")) { if (line.get_slice_count(" ") <= 1) { clear_breakpoints(); } else { String bppos = line.get_slicec(' ', 1); String source = bppos.get_slicec(':', 0).strip_edges(); int line = bppos.get_slicec(':', 1).strip_edges().to_int(); source = breakpoint_find_source(source); remove_breakpoint(line, source); print_line("Removed BreakPoint at " + source + ":" + itos(line)); } } else if (line == "h" || line == "help") { print_line("Built-In Debugger command list:\n"); print_line("\tc,continue :\t\t Continue execution."); print_line("\tbt,backtrace :\t\t Show stack trace (frames)."); print_line("\tfr,frame <frame>:\t Change current frame."); print_line("\tlv,locals :\t\t Show local variables for current frame."); print_line("\tmv,members :\t\t Show member variables for \"this\" in frame."); print_line("\tgv,globals :\t\t Show global variables."); print_line("\tp,print <expr> :\t Execute and print variable in expression."); print_line("\ts,step :\t\t Step to next line."); print_line("\tn,next :\t\t Next line."); print_line("\tbr,break source:line :\t Place a breakpoint."); print_line("\tdelete [source:line]:\t\t Delete one/all breakpoints."); } else { print_line("Error: Invalid command, enter \"help\" for assistance."); } } }