From ebf7ea50193afe5a3d0968b87b4743eb1ee84025 Mon Sep 17 00:00:00 2001
From: sapier <Sapier at GMX dot net>
Date: Wed, 25 Jun 2014 19:04:47 +0200
Subject: Add formspec api versioning

---
 src/clientserver.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/clientserver.h')

diff --git a/src/clientserver.h b/src/clientserver.h
index a995d8b99..f12384b18 100644
--- a/src/clientserver.h
+++ b/src/clientserver.h
@@ -19,6 +19,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #ifndef CLIENTSERVER_HEADER
 #define CLIENTSERVER_HEADER
+#include "util/string.h"
 
 /*
 	changes by PROTOCOL_VERSION:
@@ -122,6 +123,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define PASSWORD_SIZE 28       // Maximum password length. Allows for
                                // base64-encoded SHA-1 (27+\0).
 
+#define FORMSPEC_API_VERSION 1
+#define FORMSPEC_VERSION_STRING "formspec_version[" TOSTRING(FORMSPEC_API_VERSION) "]"
+
 #define TEXTURENAME_ALLOWED_CHARS "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_.-"
 
 enum ToClientCommand
-- 
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