From 8aee3cffdcca851de6ee515d896342f863f85538 Mon Sep 17 00:00:00 2001
From: Alyssa Milburn
Date: Fri, 1 Apr 2016 14:46:52 +0200
Subject: DEBUGGER: Drop events when using readline debugger

This should avoid the readline debugger causing Windows to decide that
ScummVM is unresponsive, by dropping incoming events in the idle callback.
---
 gui/debugger.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/gui/debugger.cpp b/gui/debugger.cpp
index c9b435963d..72d05e2973 100644
--- a/gui/debugger.cpp
+++ b/gui/debugger.cpp
@@ -42,6 +42,7 @@
 #elif defined(USE_READLINE)
 	#include <readline/readline.h>
 	#include <readline/history.h>
+	#include "common/events.h"
 #endif
 
 
@@ -191,6 +192,15 @@ char *readline_completionFunction(const char *text, int state) {
 	return g_readline_debugger->readlineComplete(text, state);
 }
 
+void readline_eventFunction() {
+	Common::EventManager *eventMan = g_system->getEventManager();
+
+	Common::Event event;
+	while (eventMan->pollEvent(event)) {
+		// drop all events
+	}
+}
+
 #ifdef USE_READLINE_INT_COMPLETION
 typedef int RLCompFunc_t(const char *, int);
 #else
@@ -228,6 +238,7 @@ void Debugger::enter() {
 
 	g_readline_debugger = this;
 	rl_completion_entry_function = (RLCompFunc_t *)&readline_completionFunction;
+	rl_event_hook = (rl_hook_func_t *)&readline_eventFunction;
 
 	char *line_read = 0;
 	do {
-- 
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