Update to input plugin API 2.1.0

Author: raphnet

src/plugin_front.c

@@ -293,7 +293,21 @@ EXPORT void CALL ControllerCommand(int Control, unsigned char *Command)
 	pb_controllerCommand(EMU_2_ADAP_PORT(Control), Command);
 }
 
-EXPORT void CALL GetKeys( int Control, BUTTONS *Keys ) { }
+#if PLUGIN_VERSION >= 0x010002
+void SDL_PumpEvents(void);
+#endif
+
+EXPORT void CALL GetKeys( int Control, BUTTONS *Keys )
+{
+	/* Since March 23, 2018, the SDL_PumpEvents() is supposed to be called
+	   by the input plugin. Even though this plugin has nothing to do with
+	   SDL, it must now call SDL_PumpEvents. Otherwise non-input events
+	   such as SDL_QUIT (which occur when one tries to close the window)
+	   are never emitted! */
+#if PLUGIN_VERSION >= 0x010002
+	SDL_PumpEvents();
+#endif
+}
 
 EXPORT void CALL RomClosed(void)
 {

src/version.h

@@ -28,7 +28,8 @@
 
 #define PLUGIN_NAME    "Mupen64Plus raphnetraw Input Plugin"
 #define PLUGIN_VERSION           0x010002
-#define INPUT_PLUGIN_API_VERSION 0x020000
+//#define INPUT_PLUGIN_API_VERSION 0x020000
+#define INPUT_PLUGIN_API_VERSION 0x020100
 #define CONFIG_API_VERSION       0x020100
 
 #define VERSION_PRINTF_SPLIT(x) (((x) >> 16) & 0xffff), (((x) >> 8) & 0xff), ((x) & 0xff)