From a024626593bb0b78e53a1f5ac509736a4442567b Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Fri, 1 May 2020 10:42:28 +0200
Subject: [PATCH] export crystal_period

---
 crystal.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crystal.cpp b/crystal.cpp
index 001f4bd7..d1b19d1b 100644
--- a/crystal.cpp
+++ b/crystal.cpp
@@ -461,7 +461,7 @@ shifttable get_canonical(coord co) {
   }
 #endif
 
-int crystal_period = 0;
+EX int crystal_period = 0;
 
 struct hrmap_crystal : hrmap_standard {
   heptagon *getOrigin() override { return get_heptagon_at(c0, S7); }