From 70f3514eeb8e47f8f9ea8e314ad298e8c462ca49 Mon Sep 17 00:00:00 2001
From: Christoph Dreyer <cdreyer@cor-lab.uni-bielefeld.de>
Date: Fri, 20 Dec 2013 15:18:44 +0100
Subject: [PATCH] Require protobuf include dirs to be found

Otherwise compilation errors might occur.
---
 CMakeLists.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d0f136e..9ecdbc2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,6 +23,9 @@ FIND_PACKAGE(ProtocolBuffers REQUIRED)
 IF(NOT PROTOBUF_LIBRARY)
     MESSAGE(FATAL_ERROR "protobuf library not found")
 ENDIF()
+IF(NOT PROTOBUF_INCLUDE_DIR)
+    MESSAGE(FATAL_ERROR "protobuf include dir not found")
+ENDIF()
 IF(NOT PROTOBUF_PROTOC_EXECUTABLE)
     MESSAGE(FATAL_ERROR "protoc executable not found")
 ENDIF()
-- 
1.8.1.msysgit.1