Minor cleanup of lua engine load rom update for SDL port.

src/CMakeLists.txt

@@ -81,7 +81,7 @@ else(WIN32)
   pkg_check_modules( SDL2 REQUIRED sdl2)
 
   if ( ${SDL2_FOUND} )
-	  add_definitions( ${SDL2_CFLAGS} )
+	  add_definitions( ${SDL2_CFLAGS} -D__SDL__ )
   endif()
 
   # Check for LUA

src/drivers/Qt/fceuWrapper.cpp

@@ -209,7 +209,8 @@ DriverKill()
 /**
  * Reloads last game
  */
-int reloadLastGame() {
+int reloadLastGame(void)
+{
 	std::string lastRom;
 	g_config->getOption(std::string("SDL.LastOpenFile"), &lastRom);
 	return LoadGame(lastRom.c_str(), false);

src/drivers/Qt/fceuWrapper.h

@@ -21,6 +21,7 @@ extern Config *g_config;
 
 int LoadGame(const char *path, bool silent = false);
 int CloseGame(void);
+int reloadLastGame(void);
 
 int  fceuWrapperInit( int argc, char *argv[] );
 int  fceuWrapperClose( void );

src/lua-engine.cpp

@@ -42,6 +42,17 @@ extern char FileBase[];
 extern TASEDITOR_LUA taseditor_lua;
 #endif
 
+#ifdef __SDL__
+
+#ifdef __QT_DRIVER__
+#include "drivers/Qt/fceuWrapper.h"
+#else
+int LoadGame(const char *path, bool silent = false);
+int reloadLastGame(void);
+#endif
+
+#endif
+
 #include <cstdio>
 #include <cstdlib>
 #include <cstring>
@@ -520,13 +531,14 @@ static int emu_getdir(lua_State *L) {
 
 
 extern void ReloadRom(void);
-extern int LoadGame(const char*, bool);
+
 
 // emu.loadrom(string filename)
 //
 //  Loads the rom from the directory relative to the lua script or from the absolute path.
 //  If the rom can't be loaded, loads the most recent one.
-static int emu_loadrom(lua_State *L) {
+static int emu_loadrom(lua_State *L) 
+{
 #ifdef WIN32
 	const char* str = lua_tostring(L,1);
 
@@ -550,8 +562,8 @@ static int emu_loadrom(lua_State *L) {
 	const char *nameo2 = luaL_checkstring(L,1);
 	char nameo[2048];
 	strncpy(nameo, nameo2, sizeof(nameo));
-	if(!LoadGame(nameo, true)) {
-		extern void reloadLastGame();
+	if (!LoadGame(nameo, true)) 
+	{
 		reloadLastGame();
 		return 0;
 	} else {