Local debugger fixes and extensions

- Adds q/quit option to console debugging
- Adds options (variable_prefix)
- Breaks into debugger with Ctrl-C in local debug mode (Unix/Windows)
- Added option to list all breakpoints
- Fixes add/remove breakpoint bug (invalid path parsing)
- Minor cleanup

2 files changed, 18 insertions, 0 deletions

diff --git a/drivers/unix/os_unix.cpp b/drivers/unix/os_unix.cpp
index eeb3b31fc2..1e34d63b13 100644
--- a/drivers/unix/os_unix.cpp
+++ b/drivers/unix/os_unix.cpp
@@ -73,6 +73,23 @@ void OS_Unix::debug_break() {
 	assert(false);
 };
 
+static void handle_interrupt(int sig) {
+	if (ScriptDebugger::get_singleton() == NULL)
+		return;
+
+	ScriptDebugger::get_singleton()->set_depth(-1);
+	ScriptDebugger::get_singleton()->set_lines_left(1);
+}
+
+void OS_Unix::initialize_debugging() {
+
+	if (ScriptDebugger::get_singleton() != NULL) {
+		struct sigaction action;
+		action.sa_handler = handle_interrupt;
+		sigaction(SIGINT, &action, NULL);
+	}
+}
+
 int OS_Unix::unix_initialize_audio(int p_audio_driver) {
 
 	return 0;
diff --git a/drivers/unix/os_unix.h b/drivers/unix/os_unix.h
index db0fe1e00b..95b74d23ff 100644
--- a/drivers/unix/os_unix.h
+++ b/drivers/unix/os_unix.h
@@ -101,6 +101,7 @@ public:
 	virtual int get_processor_count() const;
 
 	virtual void debug_break();
+	virtual void initialize_debugging();
 
 	virtual String get_executable_path() const;
 	virtual String get_user_data_dir() const;