From 0632e537f9277e7c3c0cbc2874be94531ff50134 Mon Sep 17 00:00:00 2001
From: Fabian Greffrath
Date: Wed, 18 Jun 2014 13:06:25 +0200
Subject: Move extern definitions for p_map.c to p_local.h

This fixes conflicting array sizes for the variable "spechit" as
reported in https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=748393.

Fixes #414
---
 src/doom/p_local.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/doom/p_local.h')

diff --git a/src/doom/p_local.h b/src/doom/p_local.h
index fea6f1ea..95fa4053 100644
--- a/src/doom/p_local.h
+++ b/src/doom/p_local.h
@@ -208,6 +208,20 @@ extern fixed_t		tmceilingz;
 
 extern	line_t*		ceilingline;
 
+// fraggle: I have increased the size of this buffer.  In the original Doom,
+// overrunning past this limit caused other bits of memory to be overwritten,
+// affecting demo playback.  However, in doing so, the limit was still
+// exceeded.  So we have to support more than 8 specials.
+//
+// We keep the original limit, to detect what variables in memory were
+// overwritten (see SpechitOverrun())
+
+#define MAXSPECIALCROSS 		20
+#define MAXSPECIALCROSS_ORIGINAL	8
+
+extern	line_t*	spechit[MAXSPECIALCROSS];
+extern	int	numspechit;
+
 boolean P_CheckPosition (mobj_t *thing, fixed_t x, fixed_t y);
 boolean P_TryMove (mobj_t* thing, fixed_t x, fixed_t y);
 boolean P_TeleportMove (mobj_t* thing, fixed_t x, fixed_t y);
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