Fix some memory errors (bug 5904, r=ds).

core/HalfLife2.cpp

@@ -212,7 +212,7 @@ void CHalfLife2::InitCommandLine()
 		return;
 	}
 
-	ILibrary *lib = g_LibSys.OpenLibrary(path, error, sizeof(error));
+	ke::AutoPtr<ILibrary> lib(g_LibSys.OpenLibrary(path, error, sizeof(error)));
 	m_pGetCommandLine = lib->GetSymbolAddress("CommandLine_Tier0");
 
 	/* '_Tier0' dropped on Alien Swarm version */
@@ -224,7 +224,6 @@ void CHalfLife2::InitCommandLine()
 	if (m_pGetCommandLine == NULL)
 	{
 		/* We probably have a Ship engine. */
-		lib->CloseLibrary();
 		g_SourceMod.BuildPath(Path_Game, path, sizeof(path), "../bin/" VSTDLIB_NAME);
 		if (!g_LibSys.IsPathFile(path))
 		{
@@ -244,8 +243,6 @@ void CHalfLife2::InitCommandLine()
 		{
 			g_Logger.LogError("Could not locate any command line functionality");
 		}
-
-		lib->CloseLibrary();
 	}
 }
 

core/logic/ExtensionSys.cpp

@@ -35,6 +35,7 @@
 #include <ISourceMod.h>
 #include "common_logic.h"
 #include "PluginSys.h"
+#include <am-utility.h>
 
 CExtensionManager g_Extensions;
 IdentityType_t g_ExtType;
@@ -537,11 +538,9 @@ void CExtensionManager::TryAutoload()
 
 	g_pSM->BuildPath(Path_SM, path, sizeof(path), "extensions");
 
-	IDirectory *pDir = libsys->OpenDirectory(path);
+	ke::AutoPtr<IDirectory> pDir(libsys->OpenDirectory(path));
 	if (!pDir)
-	{
 		return;
-	}
 
 	const char *lfile;
 	size_t len;

core/logic_bridge.cpp

@@ -186,6 +186,7 @@ static bool get_game_name(char *buffer, size_t maxlength)
 		if ((str = pGameInfo->GetString("game", NULL)) != NULL)
 		{
 			strncopy(buffer, str, maxlength);
+			pGameInfo->deleteThis();
 			return true;
 		}
 	}