From 95a7371a508d881fdfddf26db22dd9b623374385 Mon Sep 17 00:00:00 2001
From: firleju <grzegorz.firlejczyk@gmail.com>
Date: Mon, 31 Oct 2016 16:03:38 +0100
Subject: [PATCH] =?UTF-8?q?Dopisanie=20extern=C3=B3w=20do=20zmiennych=20z?=
 =?UTF-8?q?=20warning=C3=B3w=20linkera.?=
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---
 McZapkie/mctools.cpp |  5 +++++
 McZapkie/mctools.h   | 22 ++++++++++++++--------
 2 files changed, 19 insertions(+), 8 deletions(-)

diff --git a/McZapkie/mctools.cpp b/McZapkie/mctools.cpp
index a8ca04a6..bb061687 100644
--- a/McZapkie/mctools.cpp
+++ b/McZapkie/mctools.cpp
@@ -22,6 +22,11 @@ Copyright (C) 2007-2014 Maciej Cierniak
 using namespace std;
 /*================================================*/
 
+int ConversionError = 0;
+int LineCount = 0;
+bool DebugModeFlag = false;
+bool FreeFlyModeFlag = false;
+
 //std::string Ups(std::string s)
 //{
 //    int jatka;
diff --git a/McZapkie/mctools.h b/McZapkie/mctools.h
index b54f0cf6..f97a441c 100644
--- a/McZapkie/mctools.h
+++ b/McZapkie/mctools.h
@@ -42,10 +42,10 @@ static int const CutRight = 1;
 static int const CutBoth = 0;  /*Cut_Space*/
 static double const pi = 3.141592653589793;
 
-int ConversionError = 0;
-int LineCount = 0;
-bool DebugModeFlag = false;
-bool FreeFlyModeFlag = false;
+extern int ConversionError;
+extern int LineCount;
+extern bool DebugModeFlag;
+extern bool FreeFlyModeFlag;
 
 
 typedef unsigned long/*?*//*set of: char */ TableChar;  /*MCTUTIL*/
@@ -150,10 +150,16 @@ inline bool fileExists(const std::string &name)
     return (stat(name.c_str(), &buffer) == 0);
 }
 
- double Xmin; double Ymin; double Xmax; double Ymax;
- double Xaspect; double Yaspect;
- double Hstep; double Vstep;
- int Vsize; int Hsize;
+extern double Xmin;
+extern double Ymin;
+extern double Xmax;
+extern double Ymax;
+extern double Xaspect;
+extern double Yaspect;
+extern double Hstep;
+extern double Vstep;
+extern int Vsize;
+extern int Hsize;
 
 double Xhor( double h);
        /* Converts horizontal screen coordinate into real X-coordinate. */