From 44f6134bafb7d1869a9e1b93117ee157d56ce9b1 Mon Sep 17 00:00:00 2001
From: Martin Quinson <martin.quinson@loria.fr>
Date: Fri, 2 Sep 2016 13:55:15 +0200
Subject: [PATCH] cmake: fail if Python is not found

---
 CMakeLists.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 526bec15c0..61c9b47041 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -145,6 +145,9 @@ set(PythonInterp_FIND_VERSION 3)
 set(PythonInterp_FIND_VERSION_COUNT 1)
 set(PythonInterp_FIND_VERSION_MAJOR 3)
 include(FindPythonInterp)
+if(NOT PYTHON_EXECUTABLE)
+  message(FATAL_ERROR "Please install Python (version 3 or higher).")
+endif()
 
 if (APPLE)
   set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
-- 
2.20.1