- safety commit - does not compile!

source/core/mapinfo.cpp

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+/*
+** mapinfo.cpp
+**
+** Map record management
+**
+**---------------------------------------------------------------------------
+** Copyright 2020 Christoph Oelckers
+** All rights reserved.
+**
+** Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions
+** are met:
+**
+** 1. Redistributions of source code must retain the above copyright
+**    notice, this list of conditions and the following disclaimer.
+** 2. Redistributions in binary form must reproduce the above copyright
+**    notice, this list of conditions and the following disclaimer in the
+**    documentation and/or other materials provided with the distribution.
+** 3. The name of the author may not be used to endorse or promote products
+**    derived from this software without specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**---------------------------------------------------------------------------
+**
+*/ 
+
+#include "mapinfo.h"
+
+MapRecord mapList[512];		// Due to how this gets used it needs to be static. EDuke defines 7 episode plus one spare episode with 64 potential levels each and relies on the static array which is freely accessible by scripts.
+MapRecord *currentLevel;	// level that is currently played. (The real level, not what script hacks modfifying the current level index can pretend.)
+MapRecord* lastLevel;		// Same here, for the last level.
+unsigned int numUsedSlots;
+
+
+MapRecord *FindMapByName(const char *nm)
+{
+	for (unsigned i = 0; i < numUsedSlots; i++)
+	{
+		auto &map = mapList[i];
+		if (map.labelName.CompareNoCase(nm) == 0)
+		{
+			return &map;
+		}
+	}
+	return nullptr;
+}
+
+
+MapRecord *FindMapByLevelNum(int num)
+{
+	for (unsigned i = 0; i < numUsedSlots; i++)
+	{
+		auto &map = mapList[i];
+		if (map.levelNumber == num)
+		{
+			return &map;
+		}
+	}
+	return nullptr;
+}
+
+MapRecord *FindNextMap(MapRecord *thismap)
+{
+	if (thismap->nextLevel != -1) return mapList[thismap->nextlevel];
+	return FindMapByLevelNum(thismap->levelNumber+1);
+}
+
+bool SetMusicForMap(const char* mapname, const char* music, bool namehack = false)
+{
+	static const char* specials[] = { "intro", "briefing", "loading" };
+	for (int i = 0; i < 3; i++)
+	{
+		if (!stricmp(mapname, specials[i]))
+		{
+			// todo: store this properly.
+			return true;
+		}
+	}
+
+	int index = FindMapByName(mapname);
+
+	// This is for the DEFS parser's MUSIC command which never bothered to check for the real map name.
+	if (index < 0 && namehack)
+	{
+		int lev, ep;
+		signed char b1, b2;
+
+		int numMatches = sscanf(mapname, "%c%d%c%d", &b1, &ep, &b2, &lev);
+
+		if (numMatches != 4 || toupper(b1) != 'E' || toupper(b2) != 'L')
+			return false;
+
+		index = FindMapByLevelNum(ep*100 + lev);
+
+	}
+	if (index >= 0)
+	{
+		mapList[index].music = music;
+		return true;
+	}
+	return false;
+}
+
+MapRecord *AlloocateMap()
+{
+	return &mapList[numUsedSlots++];
+}
+
+
+MapRecord* SetupUserMap(const char* boardfilename)
+{
+	for (unsigned i = 0; i < numUsedSlots; i++)
+	{
+		auto &map = mapList[i];
+		if (map.fileName.CompareNoCase(boardfilename) == 0)
+		{
+			return &map;
+		}
+	}
+	auto map = AllocateMap()
+	map->name = "";
+	map->SetFileName(boardfilename);
+	map->flags = MI_USERMAP|MI_FORCEEOG;
+	map->music = G_SetupFilenameBasedMusic(boardfilename, !isRR() ? "dethtoll.mid" : nullptr);
+	return map;
+}
+
+
+
+void InitRREndMap()
+{
+	// RR defines its end map ad-hoc so give it a proper entry to reference (the last one in episode 2 because it needs to be in Ep. 2.)
+	mapList[127].SetName("$TXT_CLOSEENCOUNTERS");
+	mapList[127].SetFileName("endgame.map");
+	mapList[127].levelNumber = 163;	// last one in Ep. 2.
+}