Add GaveUp()

Docs/Luadoc/Lua.xml

@@ -1956,6 +1956,7 @@
 		</Class>
 		<Class name='StageStats'>
 			<Function name='AllFailed'/>
+			<Function name='GaveUp'/>
 			<Function name='GetEarnedExtraStage'/>
 			<Function name='GetGameplaySeconds'/>
 			<Function name='GetMultiPlayerStageStats'/>

Docs/Luadoc/LuaDocumentation.xml

@@ -5969,6 +5969,9 @@ local spr = Def.Sprite{
 	<Function name='AllFailed' return='bool' arguments=''>
 		Returns <code>true</code> if everyone failed.
 	</Function>
+	<Function name='GaveUp' return='bool' arguments=''>
+		Returns <code>true</code> if any player has given up on the song.
+	</Function>
 	<Function name='GetEarnedExtraStage' return='EarnedExtraStage' arguments=''>
 		Returns the <Link class="ENUM" function="EarnedExtraStage">EarnedExtraStage</Link> value.
 	</Function>

src/StageStats.cpp

@@ -380,6 +380,7 @@ public:
 		return 1;
 	}
 	DEFINE_METHOD( GetEarnedExtraStage,			m_EarnedExtraStage )
+	static int GaveUp( T* p, lua_State *L )		{ LuaHelpers::Push( L, p->m_bGaveUp ); return 1; }
 
 	LunaStageStats()
 	{
@@ -391,6 +392,7 @@ public:
 		ADD_METHOD( OnePassed );
 		ADD_METHOD( AllFailed );
 		ADD_METHOD( GetStage );
+		ADD_METHOD( GaveUp );
 		ADD_METHOD( GetStageIndex );
 		ADD_METHOD( GetStepsSeconds );
 		ADD_METHOD( PlayerHasHighScore );