From b3503bf11297a7982bf9e9008b408e3bf8121224 Mon Sep 17 00:00:00 2001
From: Florent Le Coz <louiz@louiz.org>
Date: Fri, 27 Feb 2015 12:46:22 +0100
Subject: Also check if the louloulibs/CMakeLists.txt file is missing

Because apparently when cloning a repository with submodules, git creates
empty sub-directories
---
 CMakeLists.txt | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a516589..9d9f073 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -63,8 +63,10 @@ if(RONN_EXECUTABLE)
   add_custom_target(doc DEPENDS ${MAN_PAGE})
 endif()
 
-if(NOT IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/louloulibs")
-  message(FATAL_ERROR "louloulibs/ directory not found. Make sure you fetched the submodules with 'git submodule init && git submodule update'")
+if(NOT IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/louloulibs" OR
+    NOT EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/loulou/CMakeLists.txt")
+  message(FATAL_ERROR "louloulibs/ not found or empty. Make sure you fetched
+  the submodules with 'git submodule init && git submodule update'")
 endif()
 add_subdirectory("louloulibs")
 include_directories("louloulibs")
-- 
cgit v1.2.3