From ca80deea62a0ca675ec53148e0e3237e716c5082 Mon Sep 17 00:00:00 2001
From: RichieSams
Date: Sat, 21 Sep 2013 00:04:31 -0500
Subject: ZVISION: Only allow save slots in the range [1, 20]

This is the range supported by the ZNem / ZGI save menus
---
 engines/zvision/save_manager.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/engines/zvision/save_manager.cpp b/engines/zvision/save_manager.cpp
index 70de9050e8..dbed109d51 100644
--- a/engines/zvision/save_manager.cpp
+++ b/engines/zvision/save_manager.cpp
@@ -40,6 +40,9 @@ namespace ZVision {
 const uint32 SaveManager::SAVEGAME_ID = MKTAG('Z', 'E', 'N', 'G');
 
 void SaveManager::saveGame(uint slot, const Common::String &saveName) {
+	// The games only support 20 slots
+	assert(slot <=1 && slot <= 20);
+
 	Common::SaveFileManager *saveFileManager = g_system->getSavefileManager();
 	Common::OutSaveFile *file = saveFileManager->openForSaving(_engine->generateSaveFileName(slot));
 
@@ -126,6 +129,9 @@ void SaveManager::writeSaveGameData(Common::OutSaveFile *file) {
 }
 
 Common::Error SaveManager::loadGame(uint slot) {
+	// The games only support 20 slots
+	assert(slot <= 1 && slot <= 20);
+
 	Common::InSaveFile *saveFile = g_system->getSavefileManager()->openForLoading(_engine->generateSaveFileName(slot));
 	if (saveFile == 0) {
 		return Common::kPathDoesNotExist;
-- 
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