diff --git a/binding-mri/oneshot-binding.cpp b/binding-mri/oneshot-binding.cpp
index 5b02a78..447730d 100644
--- a/binding-mri/oneshot-binding.cpp
+++ b/binding-mri/oneshot-binding.cpp
@@ -3,6 +3,9 @@
 #include "sharedstate.h"
 #include "binding-util.h"
 #include "binding-types.h"
+#include "eventthread.h"
+
+#include <SDL.h>
 
 RB_METHOD(oneshotSetYesNo)
 {
@@ -48,6 +51,21 @@ RB_METHOD(oneshotAllowExit)
 	return Qnil;
 }
 
+RB_METHOD(oneshotShake)
+{
+	RB_UNUSED_PARAM;
+	int absx, absy;
+	SDL_GetWindowPosition(shState->rtData().window, &absx, &absy);
+	srand(time(NULL));
+	for (int i = 0; i < 60; ++i) {
+		int max = 60 - i;
+		int x = rand() % (max * 2) - max;
+		int y = rand() % (max * 2) - max;
+		SDL_SetWindowPosition(shState->rtData().window, absx + x, absy + y);
+	}
+	return Qnil;
+}
+
 void oneshotBindingInit()
 {
     VALUE module = rb_define_module("Oneshot");
@@ -69,4 +87,5 @@ void oneshotBindingInit()
 	_rb_define_module_function(module, "reset_obscured", oneshotResetObscured);
 	_rb_define_module_function(module, "obscured_cleared?", oneshotObscuredCleared);
 	_rb_define_module_function(module, "allow_exit", oneshotAllowExit);
+	_rb_define_module_function(module, "shake", oneshotShake);
 }
diff --git a/binding-mri/screen-binding.cpp b/binding-mri/screen-binding.cpp
index d08b502..9b42e95 100644
--- a/binding-mri/screen-binding.cpp
+++ b/binding-mri/screen-binding.cpp
@@ -13,7 +13,7 @@ static void start()
 	ipc.open("oneshot-pipe", Pipe::Write);
 
 	// Create process
-#ifdef _WIN32
+#if defined _WIN32
 	WCHAR path[MAX_PATH];
 	WCHAR gameFolder[MAX_PATH];
 	MultiByteToWideChar(CP_UTF8, 0, shState->config().gameFolder.c_str(), -1, gameFolder, MAX_PATH);
@@ -28,7 +28,7 @@ static void start()
 	CreateProcessW(path, args, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
 	delete [] args;
 #else
-#ifdef linux
+#if defined __linux
 	char path[PATH_MAX];
 	ssize_t len = readlink("/proc/self/exe", path, PATH_MAX);
 	if (len == -1)